A method for separating arsenic and heavy metals in an acidic washing solution which contains both arsenic and heavy metal, more particularly in a washing solution which is formed in copper smelting and contains sulphuric acid, comprises a separation process section, in which arsenic and at least one primary heavy metal are separated from one another. The separation process section comprises a processing step, in which hydrogen peroxide H2O2 is added to the washing solution, and the separation process section comprises a precipitation stage, in which the washing solution is admixed with a sulphide precipitation reagent, causing the at least one primary heavy metal to precipitate in the form of a metal sulphide. The processing step in this system is carried out before the precipitation stage.
B01D 53/14 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
C02F 1/72 - Treatment of water, waste water, or sewage by oxidation
A thermal afterburning system and a method for operating such a system are described, in which method or system a burner gas is fed in a conventional manner to a burner heating the combustion space of a combustion chamber, and exhaust air with a pollutant load is fed to the combustion space of the combustion chamber. The clean air produced inside the combustion space during the combustion processes is discharged. At the same time the carbon monoxide content of said air is measured. The supply of burner gas to the burner is regulated in such a manner that a predetermined target value for the carbon monoxide content is maintained. In this manner, the temperature in the combustion space is kept only sufficiently high as is required to achieve the desired purity of the clean gas given the respective pollutant load of the exhaust air.
F23G 7/06 - Methods or apparatus, e.g. incinerators, specially adapted for combustion of specific waste or low grade fuels, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
The invention relates to a device for separating overspray from the booth air of coating booths, in particular painting systems, charged with overspray. Said device comprises a separation unit (50) through which booth air charged with overspray can be guided and in which overspray is separated. Said separating unit (50) is designed as an exchangeable structural unit comprising a filter housing (56), an inlet opening (58) and a filter unit (60). The air flow charged with overspray can be guided via the air guiding device (38) to the separation unit (50). Said separating unit (50) comprises an inlet collar (82) which defines the inlet (58) at least in sections and the air guiding device (38) comprises a connecting sleeve (46), which immerses in such a manner into the inlet opening (58) when the separating device (50) is in operation in such a manner that said connecting sleeve (46) is surrounded by the inlet collar (82) of the separation unit (50).
A pressure regulator for liquid media comprises a through-flow path (78) which extends between two connections (40a, 40b) for a medium-conducting line. The through-flow path (78) is equipped with a valve seat (52) which can be released or closed by a closing element (54) that is mounted in a movable manner between a closing position and a release position. A wear of the closing element (54) and/or the valve seat (52) can be monitored during ongoing operations using a wear sensor device (108).
G05D 16/18 - Control of fluid pressure with auxiliary non-electric power derived from an external source
G05D 16/06 - Control of fluid pressure without auxiliary power the sensing element being a flexible member yielding to pressure, e.g. diaphragm, bellows, capsule
F16K 37/00 - Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
5.
Method for checking an article with material-free regions
A method for checking an article with material-free regions, a three-dimensional test structure of the article is set up, this test structure comprising a negative formation of the material-free regions.
B29C 67/00 - Shaping techniques not covered by groups , or
B29C 33/38 - SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING - Details thereof or accessories therefor characterised by the material or the manufacturing process
B05B 12/14 - Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials to a single spray outlet
B05B 15/02 - Arrangements or devices for cleaning discharge openings
The invention relates to a device for controlling the temperature of objects, in particular for drying coated vehicle bodies or body parts, comprising a housing (18) and a temperature controlling tunnel (20) accommodated into the housing (18). A temperature controlling device (42) for controlling the temperature of the objects (14) using a temperature-controlled gaseous fluid comprises fluid nozzles (46; 66), through each of which a jet of fluid can be dispensed onto the objects (14). A tunnel atmosphere can be suctioned through at least one suction opening (34a) using a suction system (32), whereby a base current is generated in the direction of the at least one suction opening (34a) in the temperature controlling tunnel (20). A convection device (68) is provided, by means of which a convection current can be generated in addition to the base current, said convection current supporting the base current.
F26B 3/04 - Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour circulating over, or surrounding, the materials or objects to be dried
F26B 21/00 - Arrangements for supplying or controlling air or gases for drying solid materials or objects
(1) Filters for industrial use namely water filters for industrial use, air filters for industrial use in collecting paint overspray; filters as parts of machines and industrial installations namely air filters; portable filtration units namely machines namely portable air filtration and cleaning units; parts of machines, namely dust and aerosol separators made of metal, plastic, synthetics, cloth textiles, non woven materials, fibers and paper; gas installations for industrial purposes namely mechanical overspray separation systems for extracting, separating and filtering paint particles from air in spray booths; gas filters for dust and aerosol collecting; filter machines for waste gas treatment; filters for cleaning gases as parts of industrial installations; gas filters as parts of industrial machines; gas filters for industrial installations, namely for collecting dust and aerosol; filters for waste gas purification; gas filtering apparatus namely overspray separation modules and hybrid filters for extracting and filtering exhaust gas from paint overspray in spray booths; gas filtration systems; filters for cleaning air; water filtering apparatus for industrial use namely water filtering units for industrial use; filter machines for waste water treatment; water filtering systems namely water conditioning and distillation units; removable and replaceable filter cartridges for filter machines as part of industrial installations; removable filter cartridges for filtering gases made of paper, cardboard, rubber, plastic, synthetics, cloth textiles, fibers and non woven material; cartridges for filtering machines namely removable and replaceable filter cartridges for air filter machines as part of industrial installations; cartridge filtration units for filtering gases made of paper, cardboard, rubber, plastic, synthetics, cloth textiles, fibers and non woven material; filter casings being parts of machines; casings for filter cartridges for industrial machines made out of plastic and metal and cardboard.
8.
FEED CHANNEL COMPRISING AN EXPANSION BODY FOR CHARGING THE SEPARATOR ELECTRODE OF A WET OVERSPRAY SEPARATOR DEVICE
The invention relates to a separator unit (1) that is intended for use in a separator device for overspray in an installation for coating objects, being known to comprise a panel-shaped separator electrode (3) on which at least one separator surface is formed for the overspray. A feed device (2) ensures that a separator liquid can be fed to the separator surface of said separator electrode (3). It comprises a channel (4) that can be filled with the separator liquid, as well as a removal device with which separator liquid can be removed from said channel (4). The latter comprises a shape-changing, flexible and/or elastic expansion element (7) arranged in said channel (4), which at least partially delimits a closed cavity (30). A further component of the removal device is a pump device (9) with which a pressure medium can be pushed into the closed cavity (30). As a result of the volume expansion of the closed cavity (30) when "pumping up" said expansion element (7), separator liquid is displaced over the edges of the channel (4) and from here it can be conducted onto the separator surface of the separator electrode (3) in a suitable manner.
The invention relates to an applicator connection unit for an application robot for coating objects (18) comprising supply lines (50) for an applicator (42). An applicator (42) can be fastened on the applicator connection unit in such a way that working lines (54) of the applicator (42) are connected to the supply lines (50) of the applicator connection unit (40). The applicator connection unit (40) is formed as an adapter unit (58) in such a way that at least one applicator (46) of a first mode of operation and one applicator (48) of a second mode of operation can be releasably and replaceably fastened to the applicator connection unit (40). The invention further relates to an application robot and a system for coating objects, wherein such an applicator connection unit is used.
B05B 13/04 - Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during operation
B05B 15/06 - Mountings, supporting or holding means, or rests for spray heads or other outlets when in use or out of use (B05B 15/10 takes precedence)
10.
Apparatus for conveying and plant for surface-treating articles
An apparatus for conveying articles, in which at least one endless drive train forms a load-bearing strand and a return strand and specifies a conveying direction. A guide device for the at least one endless drive train includes a first deflecting element and at least one second deflecting element, over which the at least one endless drive train circulates. The at least one endless drive train carries along a plurality of supporting members which are arranged and configured such that they interact with supporting structures to which at least one article can be fastened. Furthermore, the at least one endless drive train carries along a plurality of coupling members which are arranged and configured such that they interact with standardized holding components of vehicle bodies. Also, a surface treatment plant having such a conveying apparatus.
B65G 15/14 - Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration comprising two or more co-operating endless surfaces with parallel longitudinal axes, or a multiplicity of parallel elements, e.g. ropes defining an endless surface with two or more endless belts the load being conveyed between the belts
B65G 47/00 - Article or material-handling devices associated with conveyors; Methods employing such devices
B65G 37/00 - Combinations of mechanical conveyors of the same kind, or of different kinds, of interest apart from their application in particular machines or use in particular manufacturing processes
B65B 35/24 - Feeding, e.g. conveying, single articles by endless belts or chains
B62D 65/18 - Transportation, conveyor or haulage systems specially adapted for motor vehicle or trailer assembly lines
B65G 17/00 - Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
11.
Spindle conveyor, and workpiece treatment station comprising the same
A spindle conveyor for conveying workpieces, in particular vehicle wheels, having a rail system that includes at least one support rail. Multiple conveyor carriages have a chassis that can be moved on the support rail in a conveying direction and a supporting device for workpieces which is entrained by the chassis. Each workpiece can be mounted on a workpiece spindle which is part of the supporting device which has a pair of workpiece spindles mounted so as to be rotatable as a unit relative to the chassis about a vertical axis of rotation and can be moved at least into a first rotational position and a second rotational position. Also a station for treating workpieces, in particular vehicle wheels, with such a spindle conveyor which allows the workpieces to be conveyed through the station.
B65G 35/06 - Mechanical conveyors not otherwise provided for comprising a load-carrier moving along a path, e.g. a closed path, and adapted to be engaged by any one of a series of traction elements spaced along the path
B65G 47/244 - Devices influencing the relative position or the attitude of articles during transit by conveyors orientating the articles by turning them about an axis substantially perpendicular to the conveying plane
B65G 29/00 - Rotary conveyors, e.g. rotating discs, arms, star-wheels or cones
B65G 47/84 - Star-shaped wheels or devices having endless travelling belts or chains, the wheels or devices being equipped with article-engaging elements
B65G 19/02 - Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors for articles, e.g. for containers
B65G 17/48 - Controlling attitudes of load-carriers during movement
B61B 10/02 - Power-and-free systems with suspended vehicles
B61B 10/04 - Power-and-free systems with vehicles rolling trackless on the ground
A four-valve high pressure pump (1) comprises in the known fashion a drive (2) and a pump part (3) with a piston (6) capable of moving in a cylinder (9). Two cylinder blocks (10, 11) are arranged on the ends of the cylinder (9), through which blocks a transition duct (12, 13) runs. The inlet (24) for the medium to be pumped is provided on an inlet casing part (17). A medium duct (22) communicating with the inlet (24) extends through the inlet casing part (17), in which duct a non-return valve (25, 26) is arranged either side of the opening for the inlet (24) and which communicates at each opposing end with the interior of the cylinder (9) via a transition duct (12, 13) of a cylinder block (10, 11). An outlet casing part (18) is constructed in a similar fashion, but has an outlet (27) for the medium to be pumped instead of the inlet (24). The inlet casing part (17) and/or the outlet casing part (18) is detachably fastened to the cylinder blocks (10, 11) at the side in such a manner that it can be removed without further dismantling the pump part (3). This allows the four-valve high pressure pump (1) to be broken down into smaller, lighter units for transport purposes. Additionally, this makes servicing the non-return valves (25, 26, 28, 29) easier.
F04B 53/22 - Arrangements for enabling ready assembly or disassembly
F04B 15/02 - Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
In a method for treating the surface of objects, in particular vehicle bodies, the object (14; 66) is provided with a functional pattern (36) by means of a coating process.
B05D 5/06 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects
B05D 7/14 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
B05D 7/00 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
14.
METHOD FOR OPERATING A ROTARY ATOMIZER, SPRAY HEAD, AND ROTARY ATOMIZER WITH SUCH A SPRAY HEAD
The invention relates to a method for operating a rotary atomizer with which a coating material is applied onto an object. A bell plate (8) is rotated about a rotational axis (18), and coating material is supplied to a discharge surface (34) of the bell plate (8) such that the coating material is projected away from the bell plate (8). A working fluid is blown at least temporarily as a transonic or supersonic flow onto the coating material coming from the bell plate (8) by means of a dispensing device (70). Furthermore, a spray head for a rotary atomizer is provided for applying a coating material to an object, comprising a bell plate (8) which can be rotated about a rotational axis (18) and which comprises a discharge surface (34), wherein coating material can be supplied to said discharge surface such that the coating material is projected away from the bell plate (8). A dispensing device (70) which can blow a working fluid at least temporarily as a transonic or supersonic flow onto the coating material coming from the bell plate (8). The invention further relates to a rotary atomizer with such a spray head.
B05B 3/10 - Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements discharging over substantially the whole periphery of the rotating member
A system for treating objects comprises a device (8) for tempering objects in which a tempering tunnel (12) comprising at least one air outlet (26) and at least one air inlet (30) is arranged in a housing (10). At least one heating unit (38), in which a hot primary gas flow can be generated, is assigned to the tempering tunnel (12), wherein the hot primary gas can be guided into a circulating air heat exchanger (42), in which air from the tempering tunnel (12) can be heated by hot primary gas as circulating air, which can be fed back to the tempering tunnel (12) in a circuit (32) via the at least one air inlet (30). The heating unit (38) is coupled in the manner of a combined heating and power plant (46) to an electric generator (44) in such a way that electrical energy is produced during operation of the heating unit (38).
F23L 7/00 - Supplying non-combustible liquids or gases, other than air, to the fire, e.g. oxygen, steam
F26B 23/02 - Heating arrangements using combustion heating
F23G 7/06 - Methods or apparatus, e.g. incinerators, specially adapted for combustion of specific waste or low grade fuels, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
F26B 15/12 - Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound the lines being all horizontal or slightly inclined
F26B 21/04 - Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
The invention relates to a system (1) for dip treating objects (3), in particular vehicle bodies, which can be moved to and from at least one dip tank (2) using a transport system (4). The objects are brought onto a rotating platform (16) of at least one stationary rotating station (5, 6) for dipping or removing purposes and are dipped into the treatment liquid or removed from same by rotating the rotating platform (16). Each object (3) is fixed on a skid (7) by means of a fixing device (11), said skid interacting with the transport system (4). The fixing device (11) has a retaining structure (12) for the object (3) and at least two guiding elements (13) which are fixed to the base frame and extend away from the base frame to the retaining structure (12) or which are fixed to the retaining structure (12) and extend away from the retaining structure to the base frame (14). Each guiding element (13) is provided with an elongated hole (15). A guide pin (16) engages into each elongated hole (15) in a movable manner, said guide pin being fixed to the retaining structure (12) or to the base frame (14). In this manner, the object (3) has a shorter distance to the rotating platform (16) in the removed position than in the dipped position.
B65G 49/04 - Conveying systems characterised by their application for specified purposes not otherwise provided for for conveying workpieces through baths of liquid the workpieces being immersed and withdrawn by movement in a vertical direction
There is described an installation (1) for dip coating articles (3), in particular vehicle bodies, which are movable up to and away from at least one dip tank (2) with the aid of a transport system (4). In order to be dipped and removed, they are moved onto a rotary platform (16) of at least one stationary rotary station (5, 6) and are dipped into and removed from the treatment liquid by rotation of the rotary platform (16). Each article (3) is fastened with the aid of a fastening device (11) to a skid (7) which interacts with the transport system (4). The fastening device (11) has a holding structure (12) for the article (3) and at least two rockers (13) which are U- or V-shaped and are fastened in a pivotable manner to the holding structure (12) at their vertex. The two arms of the U or V have a slot (15) into which in each case one guide pin (16, 17) fastened to the skid (7) engages and slides in the corresponding slot (15) upon rotation of the skid (7). In this way, the article (3) is at a shorter distance from the rotary platform (16) in the removed position than in the dipped position.
B05C 3/10 - Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating separate articles the articles being moved through the liquid or other fluent material
B65G 49/04 - Conveying systems characterised by their application for specified purposes not otherwise provided for for conveying workpieces through baths of liquid the workpieces being immersed and withdrawn by movement in a vertical direction
18.
METHOD AND APPARATUS FOR EXTRACTING PROCESS AIR LOADED WITH OVERSPRAY AND PLANT FOR COATING OBJECTS
In a method for extracting process air loaded with overspray from a coating plant, in particular a painting plant, overspray is picked up by an air stream, which is led as process air along a flow path (52) to a conditioning device (36). Process air loaded with overspray is led on the flow path (52) thereof through at least one replaceable flow module (60) having an inlet opening (66) and an outlet opening (70), on the inner surfaces of which overspray can be deposited and which, after a limiting loading with overspray has been reached, can be replaced by an unloaded flow module (60). In addition, an apparatus for extracting process air loaded with overspray is specified, in which, in the flow path (52) of the process air loaded with overspray, at least one replaceable flow module (60) having an inlet opening (66) and an outlet opening (70) can be arranged, on the inner surfaces of which overspray can be deposited. Means (68) are provided, using which the at least one flow module (60) can be replaced with an unloaded flow module (60) after a limiting loading with overspray has been reached. Furthermore, a plant for coating objects, having such an apparatus, is described.
A description is given of an immersion treatment installation (1), which comprises at least one immersion tank (2) in a way known per se. A conveying system (4, 5) brings the items (3) to be treated up to the immersion tank (2), into the space inside the immersion tank (2), out of it and away from it. The conveying system (4, 5) comprises at least one transporting carriage (5), which has a carrying platform (14), which is pivotable about a pivot axis (15) and to which at least one item (3) can be fastened with the aid of a connecting structure (18, 19, 20, 21, 22). This connecting structure (18, 19, 20, 21, 22) is movable on its own to such an extent that, with increasing pivoting from the unimmersed position, the distance between the item (3) and the pivot axis (15) becomes increasingly greater under the influence of gravitational force.
B65G 49/04 - Conveying systems characterised by their application for specified purposes not otherwise provided for for conveying workpieces through baths of liquid the workpieces being immersed and withdrawn by movement in a vertical direction
B05C 3/10 - Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating separate articles the articles being moved through the liquid or other fluent material
The invention relates to a method for treating objects, in particular for coating objects with solvent-containing coating material, the objects are conveyed through a treatment cabin (12) and treated in a treatment space (14) in said cabin, during which treatment solvents are released. Cabin air flows through the treatment space (14), which air thereby absorbs solvents and is discharged as process air from the treatment space, wherein at least one proportion of the process air charged with solvent is recycled in the treatment space (14) and at least one proportion of the process air can be discharged as exhaust air. Furthermore, fresh air is fed to the treatment space (14), which air contributes to the cabin air, such that the cabin air comprises a circulating air proportion and a fresh air proportion. The solvent concentration is captured in the cabin air and/or in the process air and/or in the exhaust air and the circulating air proportion and the fresh air proportion of the cabin air are regulated as a function of the captured solvent concentration. The invention further relates to a system for treating objects.
A multi-shell wall module for a housing in which a temperature-control tunnel is accommodated comprises a first shell element (28) and a second shell element (30) which are connected together by at least one connecting device (44; 46) such that a wall internal space (36) is formed between the two shell elements (28, 30). The connecting device (44; 46) comprises a thermally insulating connecting member (54). Also specified is an apparatus for controlling the temperature of objects with a housing (12) in which a temperature-control tunnel (14) is accommodated. The housing (12) comprises at least one multi-shell wall module (26) according to one of claims 1 to 9.
The invention relates to a rotary atomizer for applying a coating material to an object, comprising a bell plate that is rotatable around an axis of rotation (18) and has an flow-off surface (14) to which coating material can be applied in such a manner that coating material is flung away from the bell plate (8). A steering device (34) has at least one outlet opening (38) to which a steering fluid can be fed and by means of which the steering fluid is conveyed onto the flung-off coating material, wherein the coating material is bundled to a spray jet by means of the steering device (34). A cleaning medium can be applied to the bell plate (8) by means of a cleaning device (58). A cleaning medium can be fed to the at least one outlet opening (38) of the steering device (34), which cleaning medium is conveyed onto the bell plate (8) by means of the at least one outlet opening (38).
B05B 3/10 - Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements discharging over substantially the whole periphery of the rotating member
B05B 15/02 - Arrangements or devices for cleaning discharge openings
B05B 7/06 - Spray pistols; Apparatus for discharge with one outlet orifice surrounding another approximately in the same plane
23.
METHOD FOR SEPARATING ARSENIC AND HEAVY METALS IN AN ACIDIC WASHING SOLUTION
A method for separating arsenic and heavy metals in an acidic washing solution which contains both arsenic and heavy metal, more particularly in a washing solution (12) which is formed in copper smelting and contains sulphuric acid, comprises a separation process section (II), in which arsenic and at least one primary heavy metal are separated from one another. The separation process section (II) comprises a processing step (C), in which hydrogen peroxide H2O2 is added to the washing solution (12), and the separation process section (II) comprises a precipitation stage (D), in which the washing solution is admixed with a sulphide precipitation reagent, causing the at least one primary heavy metal to precipitate in the form of a metal sulphide. The processing step (C) in this system is carried out before the precipitation stage (D).
A method for separating arsenic and heavy metals in an acidic washing solution which contains both arsenic and heavy metal, more particularly in a washing solution (12) which is formed in copper smelting and contains sulphuric acid, comprises a separation process section (II), in which arsenic and at least one primary heavy metal are separated from one another. The separation process section (II) comprises a processing step (C), in which hydrogen peroxide H2O2 is added to the washing solution (12), and the separation process section (II) comprises a precipitation stage (D), in which the washing solution is admixed with a sulphide precipitation reagent, causing the at least one primary heavy metal to precipitate in the form of a metal sulphide. The processing step (C) in this system is carried out before the precipitation stage (D).
The invention relates to an electrode assembly for an electrostatic atomizer, in particular for an electrostatic rotary atomizer, comprising at least one outer electrode (20) and an electric resistance device (24), which has at least one resistance unit (34) that is connected via an electrode connection (36) to the at least one outer electrode (20) and can be connected via a contact connection (38) to a pole of a high-voltage source (26). The electrode assembly defines a main axis (18) around which an electric field is built up. The resistance unit (34) comprises a resistance track (40) that runs between the electrode connection (36) and the contact connection (38) and is carried by a carrier substrate (13). The invention also relates to an electrostatic atomizer having such an electrode assembly (16).
The invention relates to a device for controlling the temperature of objects, in particular for drying coated vehicle bodies. A temperature-controlling tunnel (14) is accommodated in a housing (12) and defines at least one tunnel portion (T), which comprises at least one air outlet (30) and at least one air inlet (42). The tunnel portion (T) is paired with a heater assembly (20) in which a hot primary gas can be generated by means of a burner unit (44). The hot primary gas can be conducted into a heat exchanger (38) of the heater assembly (20), and tunnel air can be heated in the heat exchanger by means of the hot primary gas and fed back to the tunnel portion (T) via the at least one air inlet (42) in a circuit as a circulating air flow. A burner supply device (40, 46) is provided by means of which exhaust air from the tunnel portion (T) can be fed to the burner unit (44) of the heater assembly (20) as a burner air flow in order to generate the primary gas.
F26B 23/02 - Heating arrangements using combustion heating
F23C 9/00 - Combustion apparatus characterised by arrangements for returning combustion products or flue gases to the combustion chamber
F23D 14/24 - Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone with separate air and gas feed ducts, e.g. with ducts running parallel or crossing each other at least one of the fluids being submitted to a swirling motion
27.
FILTER MODULE AND DEVICE FOR THE SEPARATION OF OVERSPRAY, AND PLANT HAVING THE SAME
Specified is a filter module for the separation of overspray from overspray-laden cabin air of coating plants, in particular of painting plants, having a filter housing (46) which delimits a filter chamber (62) through which overspray-laden cabin air can be conducted in a main flow direction (74). A plurality of separation elements (80; 92; 94) composed of a separation material which is permeable to the cabin air is arranged in the filter chamber (62) such that a flow labyrinth (87) is formed between the separation elements (80; 92; 94). Also specified are a separation device and a plant for coating articles having such a filter module.
B01D 45/08 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
B01D 46/12 - Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
28.
APPARATUS AND METHOD FOR CONTROLLING THE TEMPERATURE OF OBJECTS
In an apparatus for controlling the temperature of objects, in particular for drying coated vehicle bodies, an object (12) can be transported in a transport direction through a temperature control tunnel (16) accommodated in a housing (14) by means of transport system (30). At least one temperature control device (35, 50; 35, 70) for controlling the temperature of the object (12) is provided. In addition, the apparatus comprises a local temperature control device (50; 70), by means of which the respective temperatures of locally limited areas of the object (12) can be selectively controlled and which comprises a plurality of temperature control units (52; 72) that can be activated and driven independently of one another for said purpose. The invention further relates to a method for controlling the temperature of objects, in particular for drying coated vehicle bodies, in which method objects (12) are transported through a temperature control tunnel (16) and the temperature of said bodies is controlled by means of a least one temperature control device (35, 50; 35; 72), wherein the respective temperatures locally limited areas of the object (12) can be selectively controlled by means of a local temperature control device (50; 70).
A thermal afterburning system and a method for operating such a system are described, in which method or system a burner gas is fed in a conventional manner to a burner (2) heating the combustion space (13) of a combustion chamber (1), and exhaust air with a pollutant load is fed to the combustion space (13) of the combustion chamber (1). The clean air produced inside the combustion space (13) during the combustion processes is discharged. At the same time the carbon monoxide content of said air is measured. The supply of burner gas to the burner (2) is regulated in such a manner that a predetermined target value for the carbon monoxide content is maintained. In this manner, the temperature in the combustion space (13) is kept only sufficiently high as is required to achieve the desired purity of the clean gas given the respective pollutant load of the exhaust air.
F23G 7/06 - Methods or apparatus, e.g. incinerators, specially adapted for combustion of specific waste or low grade fuels, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
In a method for separating overspray produced during the painting of objects, the overspray is absorbed by an air flow and transported to a separating surface (26) of a separating device (16) over which a separating liquid (58) flows. In said process, a large part of the overspray merges with the separating liquid, is transported away by said separating liquid, and is removed from the separating liquid by separation. Separating liquid (58) is fed to the separating surface (26) by means of a dispensing device (32), which is arranged in such a way that the total discharge mass flow (GM) of the separating liquid (58) is dependent at least on the viscosity of the separating liquid (58). Furthermore, separating liquid (58) having a predetermined inlet mass flow (ZM) is fed to the dispensing device (32), wherein the inlet mass flow (ZM) of the dispensing device (32) is equal to the total mass flow (GM), and the viscosity of the separation liquid (58) during the operation of the separation device (32) is calculated.
In a method for the treatment of items, in particular vehicle bodies, an item (12) is conveyed on a supporting structure (24) through a treatment chamber (36), in which an operating atmosphere that has a higher temperature than the atmosphere outside the treatment chamber (36) is produced, and so both the item (12) and the supporting structure (24) heat up. After passing through the treatment chamber (36), the item (12) is conveyed on the supporting structure (24) through a cooling zone (38), in which the item (12) and the supporting structure (24) cool down. At least the supporting structure (24) is cooled down in the cooling zone (38) by the supporting structure (24) being subjected to a liquid or solid cooling medium (54). Also provided is an installation for the treatment of items, in particular vehicle bodies, in which a cooling device (46) comprises means (56) by means of which at least one supporting structure (24) can be subjected to a liquid or solid cooling medium (54).
B05B 13/02 - Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
B05B 13/04 - Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during operation
32.
METHOD FOR CHECKING AN ARTICLE WITH MATERIAL-FREE REGIONS
In a method for checking an article (10; 10') with material-free regions (14), a three-dimensional test structure (16) of the article is set up, this test structure comprising a negative formation (18) of the material-free regions (14).
B05B 12/14 - Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials to a single spray outlet
G01N 21/954 - Inspecting the inner surface of hollow bodies, e.g. bores
An electrostatically-operating device for precipitating overspray from the cabin air of painting installations that are loaded with overspray comprises several electrically conducting precipitating elements (34a, 34b; 64) which are connected to a high voltage source (32) and along which the cabin air can be moved. By means of an ionizing device (26) arranged in the air stream, the overspray particles can be ionized. At least the precipitation elements (34a, 34b; 64) are configured as exchangeable disposable components.
B03C 3/06 - Plant or installations having external electricity supply dry type characterised by presence of stationary tube electrodes
B03C 3/08 - Plant or installations having external electricity supply dry type characterised by presence of stationary flat electrodes arranged with their flat surfaces parallel to the gas stream
B03C 3/60 - Use of special materials other than liquids
34.
DEVICE FOR TREATING, IN PARTICULAR FOR COATING, OBJECTS, IN PARTICULAR VEHICLE BODIES
A device (7) for treating, in particular for coating, objects (2), in particular vehicle bodies, comprises a plurality of arms (10) which are variable in shape, which all start from a single common and stationary connecting region (8) and all bear at least one treatment device (11, 12) at their free end. The arms (10) are variable in shape in that they can be bent under computer control at least at a plurality of locations along their longitudinal extent through various angles which are not limited to a single plane. In this way, the treatments of objects (2) can be carried out with lower expenditure on hardware and software than was previously possible with the use of conventional robots.
B25J 19/00 - Accessories fitted to manipulators, e.g. for monitoring, for viewing; Safety devices combined with or specially adapted for use in connection with manipulators
B05B 13/04 - Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during operation
35.
METHOD AND DEVICE FOR PRECIPITATING OVERSPRAY AND INSTALLATION PROVIDED THEREWITH
In a method for precipitating overspray from the overspray-laden booth exhaust air of coating installations, in particular from painting installations, the overspray is carried by an air stream to a precipitation device (42), where a majority at least of the solid material is precipitated from the overspray. The overspray-laden booth exhaust air is guided through filter modules (40), in which overspray is precipitated and which are designed as replaceable one-way components having a filter housing (46) and a filter unit (52), wherein each filter module (40) is replaced by an empty filter module (40) after reaching a loading with overspray. Moreover, the invention relates to a device for precipitating overspray by means of such one-way filter modules, and to an installation for coating objects (4), in particular vehicle bodies.
There is specified an apparatus for conveying articles, in which at least one endless drive train (28) forms a load-bearing strand (36) and a return strand (38) and specifies a conveying direction (22). A guide device (24, 26) for the at least one endless drive train (28) comprises a first deflecting element (44) and at least one second deflecting element (46), over which the at least one endless drive train (28) circulates. The at least one endless drive train (28) carries along a plurality of supporting members (54) which are arranged and configured such that they can interact with supporting structures (58) to which at least one article can be fastened. Furthermore, the at least one endless drive train (28) carries along a plurality of coupling members (60a, 60b) which are arranged and configured such that they can interact with standardized holding components of vehicle bodies (12). Furthermore, a surface treatment plant having such a conveying apparatus is specified.
The invention relates to a system for coating articles (4) which in known manner comprises a coating booth (1), a conveyor system (5), which guides the articles (4) to be coated through the coating booth (2), and at least one application unit (8, 9), which is carried and guided by a handling device (6, 7). A central supply unit (14) comprises a tank (14b) for storing CO2 in liquid or solid form and conveying means, which are able to remove CO2 from the tank (14b) and supply it at a suitable pressure to a collecting line (13). Said collecting line (13) is connected to at least one cleaning apparatus (10, 11), which in turn comprises at least one nozzle of suitable design for delivering CO2 for cleaning purposes. Under program control a relative movement between the nozzle and the application unit (8, 9) is induced, such that all surfaces of the application unit (8, 9) to be cleaned can be reached by CO2. In this manner a complete automation of the cleaning of the outer surfaces of the application unit (8, 9) and optionally adjacent regions of the handling device (6, 7) is possible.
B05D 3/12 - Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by mechanical means
B05D 7/14 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
B24C 1/00 - Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
B24C 1/08 - Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. by making use of liquid-borne abrasives
B05D 3/04 - Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
38.
METHOD AND DEVICE FOR PAINTING GAS CYLINDERS FOR CYLINDER PACKS
The invention relates to a method and a device (10) for painting gas cylinders (1) for cylinder packs. Said gas cylinders are first pretreated with a liquid treatment medium, and then dried by largely local inductive heating of the shoulder flange (5) which has been shrunk on the neck (4) of the gas cylinder (1), and of the adjacent area of the shoulder (2). As a result, a liquid medium, which is located in the hollow space (8) enclosed by the shoulder collar (5), is expelled reliably, in an energy saving manner and in a short time, so that the paint applied subsequently does not peel off during the course of later use of the gas cylinder (1) in the area of the transition between the shoulder collar (5) and the shoulder (2), and no corrosion can take place in said area.
B05D 3/02 - Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
B05D 7/14 - Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
A valve for use in conjunction with an application device comprises a valve housing (12) and a valve spindle (32) which bears a sealing element (40) at a first free end (36) outside the valve housing (12) and, within the valve housing (12), is mounted displaceably between a closed position and a release position. The valve spindle (32) comprises at least one first piston element (44) and at least one second piston element (54), wherein the first piston element (44) is guided in a first piston space (20) and the second piston element (54) is guided in a second piston space (22), said piston spaces being bounded by the valve housing (12). A pressure fluid can be supplied in each case to the first piston space (20) and to the second piston space (22) in such a manner that a force acting in the same direction is exerted on the first piston element (44) and on the second piston element (54).
In a spindle conveyor (12) for conveying workpieces, in particular vehicle wheels, there is a rail system (14) which comprises at least one supporting rail (18). A plurality of transport carriages (16) each have a chassis (30) that is able to move on the supporting rail (18) in a transporting direction (52) and a carrying device (34) for workpieces which are carried along by the chassis (30). The carrying device (34) comprises at least one workpiece spindle (38) for receiving the workpiece. The workpiece spindle (38) of a transport carriage (16) located on the rail system (14) is pivotable, at least in a particular section (44) of the spindle conveyor (12), between a conveying position and a particular position different from the conveying position wherein the workpiece spindle (38) is tilted in the particular position with respect to a vertical plane (V) which extends parallel to the transporting direction (52). Furthermore, there is specified a plant for treating workpieces, in particular vehicle wheels, having such a spindle conveyor (12), by means of which the workpieces are conveyable through the plant (10).
Disclosed is a spindle conveyor for conveying workpieces, in particular vehicle wheels, comprising a rail system (10) that includes at least one support rail (18). Multiple conveyor carriages (34) have a chassis (32) that can be moved on the support rail (18) in a conveying direction (16) and a supporting device (42) for workpieces (14) which is entrained by the chassis (32). Each workpiece (14) can be mounted on a workpiece spindle (54a, 54b) which is part of the supporting device (42). The supporting device (42) comprises a pair (56) of workpiece spindles, i.e. a first and a second workpiece spindle (54a, 54b). The pair (56) of workpiece spindles is mounted so as to be rotatable as a unit relative to the chassis (32) about a vertical axis of rotation (52) and can be moved at least into a first rotational position and a second rotational position. Also disclosed is a station for treating workpieces, in particular vehicle wheels, comprising such a spindle conveyor which allows the workpieces (14) to be conveyed through the station.
B65G 19/02 - Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors for articles, e.g. for containers
B61B 10/02 - Power-and-free systems with suspended vehicles
42.
SYSTEM FOR THE TREATMENT OF OBJECTS, IN PARTICULAR THE CATAPHORETIC DIP PAINTING OF OBJECTS, IN PARTICULAR VEHICLE BODIES
The invention relates to a system for treating objects (25), comprising at least one dipping tank (24) in a known manner, the objects (25) to be treated being introducible into and removable out of said dipping tank by means of a transport carriage (1). The transport carriage (1) moves on two parallel rails (2, 3) in an operating position and has a shaft (11) that extends from one rail (3) to the other rail (2) in a transverse manner with respect to the two rails (2, 3) in the operating position. At least one pivoting arm (13, 14) is connected to the shaft (11), said pivoting arm having a supporting frame (17, 18, 19) for the object (25). The shaft (11) is pivotally hinged to the body (4 to 8) of the transport carriage in an end region that adjoins one (3) of the two rails (2, 3) such that said shaft can rotate together with the pivoting arm (13, 14) and the supporting frame (17 to 19) into a space-saving position, in which said shaft runs approximately parallel with respect to one (3) of the two rails (2, 3). In this manner, the transport carriage (1) can be converted into a single-track vehicle that requires little space in particular when returning from the unloading position of the objects (25) into the loading position.
B65G 49/04 - Conveying systems characterised by their application for specified purposes not otherwise provided for for conveying workpieces through baths of liquid the workpieces being immersed and withdrawn by movement in a vertical direction
The invention relates to a device for drying work pieces, in particular vehicle wheels, comprising a dryer housing (14) which borders a dryer chamber (16) and has at least one access (34; 88, 98) to the dryer chamber (16). Work piece carriers (20) loaded with work pieces (12) can be conveyed through the dryer chamber (16) by a conveyance system (18). There is a transfer device (60), by means of which work pieces (12) to be dried can be transferred to a work piece carrier (20), which is located in the dryer chamber (16), and dried work pieces (12) can be removed by a work piece carrier (20) which is located in the dryer chamber (16). The work piece carriers (20) can thus be conveyed in circulation through the dryer chamber (16) without leaving said chamber. The invention further relates to a method for drying work pieces, in particular vehicle wheels, wherein the work piece carriers (20) are correspondingly conveyed through the dryer chamber (16) without leaving said chamber, wherein work pieces (12) to be dried are transferred to a work piece carrier (20) which is located in the dryer chamber (16) and dried work pieces (12) are removed by a work piece carrier (20) which is located in the dryer chamber (16).
F26B 15/08 - Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in the whole or part of a circle in a vertical plane
In a device for transferring vehicle wheels, an individual vehicle wheel (14) can be gripped by a gripping module (40, 42) comprising at least one gripping unit (78, 80) which is supported by a frame structure (72) and includes multiple pressing elements (92) that can be pressed against one or more mating surfaces (94) of an individual vehicle wheel (14). A first gripping module (40) and a second gripping module (42) are mounted on a common rigid support structure (44) which can be rotated about a main axis of rotation (62) by means of a rotating mechanism (48, 52, 64, 68). Furthermore, translating means (68; 88, 90; 96, 98) are provided which allow the pressing elements (92) to be moved with a movement component running parallel to the main axis of rotation (62).
B65G 47/84 - Star-shaped wheels or devices having endless travelling belts or chains, the wheels or devices being equipped with article-engaging elements
B65G 47/52 - Devices for transferring articles or materials between conveyors, i.e. discharging or feeding devices
45.
TREATMENT UNIT, INSTALLATION AND METHOD FOR THE SURFACE TREATMENT OF ARTICLES
A treatment unit for the surface treatment, in particular painting, of articles, in particular of vehicle body parts, comprises at least one treatment chamber (16) and a conveying system (52), by means of which articles (14) to be treated can be conveyed into the treatment chamber (16), along a conveying path (70, 72, 74, 76, 102, 104) through the treatment chamber (16) and back out of the treatment chamber (16). Each article (14) in each position on the conveying path (70, 72, 74, 76, 102, 104) prescribes a conveying direction (78) tangential to the conveying path (70, 72, 74, 76, 102, 104). An application system (42) comprises at least one multiaxis application robot (44, 46), which takes along with it an application device and can be made to move along a robot path of movement (60, 62, 88, 90). The conveying system (52) and the application system (42) are set up in such a way that the at least one application robot (44, 46) can be made to move in relation to the conveying direction (78) of an article (14) optionally with a movement component parallel to the conveying direction (78) of the article (14) and/or a movement component perpendicular to the conveying direction (78) of the article (14). An installation and a method for the surface treatment of articles are also provided.
B05B 13/02 - Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
B05B 13/04 - Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during operation
B65G 47/53 - Devices for transferring articles or materials between conveyors, i.e. discharging or feeding devices between conveyors which cross one another
46.
RAIL SYSTEM, IN PARTICULAR FOR AN IN-FLOOR ELECTRIC CONVEYER SYSTEM
A rail system (1), in particular for an in-floor electric conveyer system, comprises a main track (2) which comprises at least two fixed parallel rails (5, 6), at least two secondary tracks (3, 4) which enclose an angle and each likewise have fixed rails (7, 8, 9, 10), and a switch (11) which is arranged between the main track (2) and the secondary tracks (3, 4). Each rail (5, 6) of the main track (2) is assigned a moveable rail section (12, 14) which is connected to the corresponding rail (5, 6) of the main track (2) via a joint (13, 15). Each joint (13, 15) comprises at least one end face (38, 39, 40, 41) of the rail (5, 6) of the main track (2) which is embodied as part of a rotational face about the axis of a pivot pin (34), at least one end face (44, 45, 46, 47), embodied in a complementary fashion thereto, of the assigned movable rail section (12, 14) and at least one transition body (48, 49), which overlaps the fixed rail (5, 6) and the movable rail section (12, 14) and is connected in the one end region to the fixed rail (5, 6), and in the other end region to the movable rail section (12, 14) in an articulated fashion.
The invention relates to a dipping-treatment installation for vehicle bodies, comprising at least one dipping tank (38, 40, 42) that can be filled with a treatment liquid (F) into which the vehicle bodies (10) to be treated can be dipped. A conveyor system (16) moves the vehicle bodies (10) to be treated to the dipping tank (38, 40, 42), into the dipping tank (38, 40, 42), out of the dipping tank (38, 40, 42) and away therefrom, and comprises at least one conveyor unit (18) which carries with it a securing device (24; 24, 36) allowing the vehicle body (10) to be coupled to said conveyor unit (18). The at least one conveyor unit (18) is a multi-axis conveyor robot able to be moved along a travel axis (VA) and comprising a robot arm (22) that carries said securing device (24; 24, 36). In addition, a method is disclosed for operating a dipping-treatment installation for vehicle bodies, wherein the vehicle bodies to be treated (10) are conveyed at least from a first dipping tank (38, 40, 42) to a second dipping tank (38, 40, 42) by means of at least one multi-axis conveyor robot (18) that can be moved along a travel axis (VA).
B65G 49/04 - Conveying systems characterised by their application for specified purposes not otherwise provided for for conveying workpieces through baths of liquid the workpieces being immersed and withdrawn by movement in a vertical direction
A system (1) is described for dip coating articles (3), in particular vehicle bodies, which articles (3) can be moved to at least one dip tank (2) and away from it with the aid of a transport system (4). For being lowered into and raised out of the tank, they are placed onto a rotating platform (16) of at least one stationary rotating station (5, 6) and are dipped into the treatment liquid and removed from it by rotation of the rotating platform (16). Each article (3) is fastened with the aid of a fastening device (11) on a skid (7) which interacts with the transport system (8). The fastening device (11) is configured in such a way that the article (3) which is fastened to the fastening device (11) is at a smaller spacing from the rotating platform (16) in the removed position than in the second, dipped position. In this way, the height at which the transport system (8) runs and the vehicle body (3) moves through the system (1) is lower than in systems of known designs.
B65G 49/04 - Conveying systems characterised by their application for specified purposes not otherwise provided for for conveying workpieces through baths of liquid the workpieces being immersed and withdrawn by movement in a vertical direction
The invention relates to a system (1) for tempering vehicle bodies, in particular for drying coated vehicle bodies (9), comprising in a known manner a housing (2), a tempering tunnel (7) accommodated in the housing (2), at least one pressure chamber (5, 6) accommodated in a housing (2) and separated by a wall (3, 4) from the tempering tunnel (7), a plurality of nozzles (10, 11) in the wall (3, 4) and an air tempering unit which introduces tempered air into the pressure chamber (5, 6) in such a way that said tempered air can flow in through the nozzles (10, 11) into the tempering tunnel (7) and can act on the vehicle body (9) located there. At least one nozzle unit (14, 15) is oriented and has a range that is wide enough, such that the air stream exiting said nozzle unit can pass through an opening in the vehicle body (9) on the side facing the nozzle unit (14, 15) and can act on an inner face of the vehicle body (9) on the opposite side. By means of the system according to the invention the tempering of a vehicle body (9) is achieved considerably more quickly than in the prior art and with a lower energy consumption, since the components of the vehicle body (9) which are to be tempered are acted upon by tempered air from opposite sides.
The invention relates to a piston metering pump for fluid media, comprising a cylinder unit (20) which provides a cylinder chamber (18) in which a piston element (38; 50) of a piston arrangement (32; 32, 50) can be moved, wherein said piston element delimits a working chamber (52) in the cylinder chamber (18) in some regions. The cylinder unit (20) has a filling opening (54) which communicates with the working chamber (52) and via which fluid medium can be fed to the working chamber (52), and a dispensing opening (58) which communicates with the working chamber (52) and via which fluid medium can be dispensed from the working chamber (52). The cylinder unit (20) can be moved relative to a connecting arrangement (66) and can adopt a filling position and a dispensing position. The connecting arrangement (66) has a filling connection (70) which can be connected to a source (72) for fluid medium and a dispensing connection (80) which can be connected to an application device (82). In the filling position of the cylinder unit (20) the filling opening (54) is fluidically connected to the filling connection (70) and the dispensing opening (58) is spatially separated from the dispensing connection (80) and as a result is galvanically isolated therefrom. In the dispensing position of the cylinder unit (20) the dispensing opening (58) is fluidically conneced to the dispensing connection (80) and the filling opening (54) is spatially separated from the filling connection (70) and as a result is galvanically isolated therefrom.
B05B 5/16 - Arrangements for supplying liquids or other fluent material
B05B 12/14 - Arrangements for controlling delivery; Arrangements for controlling the spray area for supplying a selected one of a plurality of liquids or other fluent materials to a single spray outlet
51.
DEVICE FOR CONTROLLLING THE TEMPERATURE OF VEHICLE BODIES
The invention relates to a device (1) for controlling the temperature of vehicle bodies (9), in particular for drying painted vehicle bodies (9), comprising in a known manner a housing (2) in which a temperature control tunnel (7) and at least one pressure chamber (5, 6) separated therefrom by a wall (3, 4) are provided. In said wall (3, 4) there is a plurality of conventional nozzles (10, 11) via which temperature controlled air, which is introduced into the pressure chamber (5, 6), is applied in particular in the upper region of the vehicle body (9). In addition, at least one nozzle device (12, 13) is provided, said nozzle device having a plurality of nozzle openings (15) on the side thereof facing the vehicle body (9) and at least roughly following the geometry of the lower region (16) of the vehicle body (9) at a distance from the vehicle body (9), which is smaller than the distance of the other nozzles (10, 11) arranged in the same wall (3, 4).
F26B 15/14 - Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound the lines being all horizontal or slightly inclined the objects or batches of materials being carried by trays or racks
F26B 21/00 - Arrangements for supplying or controlling air or gases for drying solid materials or objects
A handling module for handling vehicle wheels in an installation for the surface treatment thereof has at least two gripping units (32a, 32b) which are supported by a frame structure (16) and each of which comprises a plurality of press-on elements (60a, 60b) which are pressable onto one or more counter surfaces (62) of an individual vehicle wheel (12). At least one of the gripping units (32a, 32b) comprises a translation device (66a, 66b) by means of which the press-on elements (60a, 60b) are movable in relation o the frame structure (16) with a movement component which is parallel to the axis of rotation (R) of a gripped vehicle wheel (12).
The invention relates to an oxidation furnace for the oxidative treatment of fibers, in particular for producing carbon fibers, comprising a housing (12), which is gas-tight, apart from passage areas (18a, 18b) for the carbon fibers, and a process chamber (28) located in the interior (14) of the housing (12). Hot air can be blown into the process chamber (28) by means of at least one air inlet device (36, 38). Deflecting rollers (32) flanking the process chamber (28) guide the fibers (20) arranged side by side in the form of a carpet through the process chamber (28) in a serpentine manner, wherein each fiber carpet spans a plane between opposite deflecting rollers (32). The air inlet device (36, 38) is designed such that hot air can be diverted to the side (58) of the deflecting rollers (32) facing away from the process chamber (28) such that there hot air flows over the respective deflecting roller (32) and the fibers (20) before it enters the process chamber (28).
The invention relates to a device for cleaning surfaces of objects, especially vehicle bodies, said device being provided with a blowing element (58, 64) by which means a stream of a gaseous fluid ionised by an ionisation element (66) can be produced and directed, with an operating volume flow, towards a surface (14) of the object to be cleaned, where dirt particles are picked up by the fluid. Fluid loaded with dirt particles can be sucked up from the surface (14) of the object (16) to be cleaned, with an operating volume flow, by means of a suction device (34, 72). The blowing device (58, 64) comprises means (64, 70) for temporarily increasing the operating volume flow and then reducing it again.
The invention relates to a conveyor system (10) for transporting objects, comprising a conveying carriage (14, 16) which is movable along a conveying path (12) and by means of which at least one object can be conveyed along the conveying path (12). A position code device (46) is provided, by which the position of the conveying carriage (14, 16) along the conveying path (12) can be determined and which comprises an included readout device (56) by which a position code (48, 52) provided along the conveying path (12) can be read. For repair of a damaged area (60) the position code device (46) comprises a writable position code carrier (62) as well as a writing device (64) by means of which the position code carrier (62) disposed along the conveying path (12) can be written to with the position code (48, 52).
The invention relates to a system (1) for painting objects (6), in particular vehicle bodies or add-on parts, comprising a spray booth (2) in a known manner, in which spray booth a paint can be applied to the objects (6). A fluid flow, which receives overspray and possibly solvent arising during the painting process, passes through the spray booth (2) from the top down. A recovery system (3) for recovering the overspray and possibly the solvent comprises at least one substantially vertical pipe (29), through which the fluid led out of the spray booth (2) and laden with overspray and possibly solvent can flow and the surface of which is provided with elevations and/or recesses (50) in such a way that eddies form in the fluid flowing through the pipe and the paint overspray is deposited onto the circumferential wall and flows downward out of the pipe (29).
In a filter device for filtering a gas flow containing impurities there is provided an adsorption filter unit (34) which comprises a filter medium (40) and through which the gas flow can pass such that the gas flow comes into contact with the filter medium (40), wherein the filter medium (40) adsorbs impurities at an adsorption temperature in an adsorption temperature range, and desorbs the impurities again at a desorption temperature in a desorption temperature range. By means of at least one regeneration device (54), the filter medium (40) can be set to a desorption temperature such that the filter medium (40) is purged of previously adsorbed impurities. The adsorption filter unit (34) comprises at least one first filter module (88; 36) and one second filter module (88; 36) each with a separate module housing (38), in each of which a filter medium (40) is provided and through each of which the gas flow can pass. The regeneration device (54) is furthermore designed such that the first filter module (88; 36) can be regenerated independently of the second filter module (88; 36). Also specified is a method for purifying a gas flow conducted in a circuit, in which method the gas flow is conducted through at least one adsorption filter device (34) with a filter medium (40).
B01D 53/04 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
58.
METHOD FOR ELECTROSTATICALLY COATING OBJECTS AND APPLICATION DEVICE
In a method for electrostatically coating objects, an electrical field is generated between an application device (34) and an object (50) to be coated. At least one corona electrode (42) associated with the application device (34) is connected to ground, and at least one counter electrode (60; 60, 64) associated with the object (50) is connected at least at intervals to a positive potential. In addition, the invention relates to a system for electrostatically coating objects, which comprises an application device (34) for coating material, and an electrical field device (42, 46, 60) having a high-voltage source (46), by means of which an electrical field can be generated between the application device (34) and an object (50) to be coated. The field device (42, 46, 60) comprises at least one corona electrode (42) associated with the application device (34), and at least one counter electrode (60; 60, 64) associated with the object (50), wherein, during the operation of the device (10), the at least one corona electrode (42) is connected to ground, and the at least one counter electrode (60; 60, 64) is connected at least at intervals to a positive potential.
The invention relates to a surface treatment plant for vehicle bodies comprising a first treatment area (8) which comprises a first conveyor system (14) enabling a vehicle body (4) to be conveyed through the first treatment area (8), and a second treatment area (10) which comprises a second conveyor system (56) enabling the vehicle body (4) to be conveyed through the second treatment area (10). A transfer device (66; 112) enables the vehicle body (4) to be transferred from the first conveyor system (14) to the second conveyor system (56). Said transfer device (66; 112) comprises support means (102, 104; 122, 124) which engage on regions of the vehicle body (4) and at least one is arranged in particular on the highest point of the horizontal and the vehicle body (4) is oriented roof upwards. The invention also relates to a method for conveying vehicle bodies through a surface treatment plant.
The invention relates to a conveyor unit (44) which can be displaced for conveying vehicle bodies and which comprises a bogie assembly (48) and a coupling device (64, 66, 68) which is connected to said bogie assembly (48) and which is configured such that it interacts with the base areas of the vehicle body (4) which are upwardly orientated to the roof. The invention also relates to a conveyor system (42) comprising at least one conveyor unit (44) of said type and a plant (2) for machining vehicle bodies (4). Vehicle bodies (4) are conveyed by means of a conveyor system (6) between and/or in machining stations (8, 72), said plant (2) also comprising said type of conveyor system (6).
The invention relates to a dip coating system in which the objects which are to be treated, in particular vehicle bodies, are transported by means of at least one conveyor carriage (1) to the dipping tanks which can be filled with a treatment liquid, are dipped therein, and then withdrawn and can be conveyed away from the dipping tanks. Said conveyor carriage (1) can be guided along a rail (6) and comprises a drive carriage (2) which can be driven by a motor along the rail (6), and a securing device (12) to which at least one object can be secured and which can be rotated about a rotational axis (18). A connection device (11) joins the drive carriage (2) to the securing device (12). One of the two ends of the rotational axis (18) can be mounted on the connection device (11) such that the rotational axis (18) can be displaced in the vertical direction freely overhanging together with the connection device (12). Said connection device comprises a drive device which can rotate the rotational axis (18). Said rotational axis (18) and drive device are joined by a planetary gearing (23).
B65G 49/04 - Conveying systems characterised by their application for specified purposes not otherwise provided for for conveying workpieces through baths of liquid the workpieces being immersed and withdrawn by movement in a vertical direction
The invention relates to a device for transporting vehicle bodies, on which standardised holding components are provided. A guide device (6, 8) is provided for at least one continuous drive train (10) which comprises a driving side (42) and a slack side (44), and comprises a first return element element (46) and at least one second return element (48) around which the at least one continuous drive train (10) circulates (10). The at least one continuous drive train (10) supports a plurality of coupling elements (58) which are arranged and aligned in such a manner that they can work together with the standardised holding components provided on the vehicle body (4).
The invention relates to an oxidation furnace (1) for the oxidative treatment of fibers (20), in particular for producing carbon fibers. In a known manner, the furnace has a processing chamber (6) which can be found in the interior of a housing (2); at least one blowing device (13); at least one suction device (14); at least one ventilator (21) that circulates the hot air through the blowing device (13), the processing chamber (6), and the suction device (14); and at least one heating device (18) that lies in the flow path of the hot circulated air. Deviating rollers (24, 25, 26, 32) guide the fibers (20) in a serpentine manner through the processing chamber (6) such that the fibers lie next to one another as a carpet, the fiber carpet (20) being stretched between each opposing deviating roller (24, 25, 26) over one plane. The air in the processing chamber (6) crosses the planes over which the fiber carpet (20) is stretched at an angle that differs from 0° and 90° using special means (33). In this manner, a better heat exchange between the hot oxidative air and the fibers (20) is achieved.
F27B 9/28 - Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity for treating continuous lengths of work
F27B 9/30 - Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity - Details, accessories, or equipment peculiar to furnaces of these types
64.
MODULAR INSTALLATION FOR THE SURFACE TREATMENT OF ARTICLES
An installation for the surface treatment of articles, in particular of vehicle body parts, comprises at least two treatment cubicles (52), which respectively define a treatment space (56). The articles (12) can be conveyed by means of a conveying device (22) along a conveying line (14) up to one of the treatment cubicles (52) in each case, into the treatment space (56) of this treatment cubicle (52), out of the treatment space (56) of this treatment cubicle (52) and away from this treatment cubicle (52). Each treatment cubicle (52) is respectively comprised by a modular unit (BM, BM') in the form of a treatment module (BM, BM'), which as such is movable and can be detachably arranged and fixed in an operating position with respect to the conveying line (14). The treatment module comprises a rotary wall (64) which carries at least one article to be treated.
The invention relates to a painting system operating in recirculating air mode, comprising in a known manner a spray booth (1) which has from the top downwards an air plenum (2), a painting zone (3) and a wash-out (4). The recirculating air flowing through the painting zone (3) picks up overspray particles which are largely removed again from the recirculating air in the wash-out (4) with the aid of a stream of water. The recirculating air passes through a conditioning unit (21) before said air is returned to the air plenum (2) of the painting booth (1). The conditioning unit (21) comprises at least one capacitor (29) and/or a droplet separator (30), with the aid of which a liquid can be recovered from the recirculated air. Said liquid still contains valuable chemicals, and according to the invention the liquid is fed to a supply source (24, 25) for flushing liquid. The flushing liquid is used for cleaning the application equipment in the painting zone (3), for example in the case of a colour change.
A treatment unit (30) for the surface treatment, in particular painting, of articles, in particular of vehicle body parts, comprises at least one treatment cubicle (38), which defines a treatment space (42). The articles (12) can be conveyed into the treatment space (42) and out of it again by means of a conveying device (22). The conveying device (22) comprises a turning element (50) with a first and a second area (56, 58), which are arranged in such a way that, depending on the position of the turning element (50), the first or the second area (56, 58) bounds the treatment space (42), at least in certain regions. The turning element (50) bears on one area (58) a conveying robot (62), in particular a multiaxis conveying robot, by means of which at least one article (12) can be picked up and put down. An installation (10) for the surface treatment of articles (12) with at least one such treatment unit (30) is also specified.
The invention relates to a drier (1) for drying objects, in particular painted vehicle bodies or add-on parts, comprising a drier chamber (11) inside a drier housing (2) in a known manner. An inner atmosphere having a temperature that is elevated relative to the outer atmosphere is present in the drier chamber. An inlet lock (7) and an outlet lock reduce the inflow of the outer atmosphere into the drier chamber (11) and the outflow of the inner atmosphere into the outer atmosphere. The inlet lock (7) comprises a first air curtain (8), which extends over the entire width of the inlet lock (7) and which runs upward, and a second air curtain (9), which is behind the first air curtain (8) in the direction of motion of the objects and which extends over the entire width of the inlet lock (7) and which runs downward. The outlet lock is designed substantially identically to the inlet lock (7), wherein however the objects first pass through an air curtain directed downward and then pass through an air curtain directed upward. The conveyor system is advantageously designed in such a way that the objects are moved continuously and at a substantially constant height through the entire drier housing (2). Said drier (1) is cheaper to produce and operate than traditional driers that use locks as A-.
F26B 15/12 - Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound the lines being all horizontal or slightly inclined
F26B 21/14 - Arrangements for supplying or controlling air or gases for drying solid materials or objects using gases or vapours other than air or steam
F26B 25/00 - DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM - Details of general application not covered by group or
68.
METHOD FOR OPERATING A PROCESSING ENCLOSURE LOADED BY AT LEAST ONE ROBOT
The invention relates to a method for operating a processing enclosure (1) loaded by at least one robot (10, 11, 12, 13), wherein a preparing and measuring process is performed before the actual processing of the objects (2). A fixed enclosure coordinate system is thereby first defined, in that at least three stationary reference points (22, 23, 45) not on a straight line are set up in the interior of the processing enclosure (1), and the coordinates thereof are measured with respect to an arbitrary fixed enclosure origin. The robot (10, 11, 12, 13) is also measured in the enclosure coordinate system. A measurement object (2') comprising the same reference points (18', 19', 20', 21') as the objects (2) to be processed is connected to a mobile measuring device (27), and a mathematical relationship between the object coordinate system and the measurement coordinate system is established by measuring the reference points (18', 19', 20', 21') of the measurement object (21), using the mobile measuring device (27). The measurement object (2') is moved with the mobile measuring system (27) to an ideal processing position in the processing enclosure (1), and the stationary reference points (22, 23, 45) are measured there by means of the mobile measuring system (27), whereby a mathematical relationship between the enclosure coordinate system and the measurement coordinate system, and thus also between the robot coordinate system and the object coordinate system, can be established.
G05B 19/401 - Numerical control (NC), i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control arrangements for measuring, e.g. calibration and initialisation, measuring workpiece for machining purposes
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control (DNC), flexible manufacturing systems (FMS), integrated manufacturing systems (IMS), computer integrated manufacturing (CIM)
69.
INSTALLATION FOR COATING ITEMS AND CURING THE COATING WITH ELECTROMAGNETIC RADIATION
An installation (12) for coating items, in particular vehicle bodies (14), and curing the coating with electromagnetic radiation, comprises an application cubicle (16), which predefines an application chamber (20), arranged in which is an application device (38), by means of which the item (14) can be coated with a material which can be cured by electromagnetic radiation. A drying cubicle (56) comprises a radiation device (92) and predefines a drying chamber (72), to which inert gas can be fed by means of an inert gas device (86, 87, 87a). The item (14) can be conveyed through the application chamber (20) and the drying chamber (72) by means of a conveying system (32). The application chamber (20) is arranged at a first height level and the drying chamber (72) is arranged at a second height level, which is different from the first height level. The conveying system (32) comprises a lifting/lowering device (34, 36, 40), by which the item (14) can be conveyed with a vertical movement component out of the application chamber (20) into the drying chamber (72).
F26B 3/28 - Drying solid materials or objects by processes involving the application of heat by radiation, e.g. from the sun
F26B 15/10 - Machines or apparatus for drying objects with progressive movement; Machines or apparatus with progressive movement for drying batches of material in compact form with movement in a path composed of one or more straight lines, e.g. compound
70.
DEVICE FOR CURING A COATING ON AN ITEM WITH ELECTROMAGNETIC RADIATION
A device for curing a coating, in particular a UV lacquer, on an item, in particular on a vehicle body, with electromagnetic radiation, comprises an exposure chamber (46), which is bounded by a housing (30) and into which the item (26) can be conveyed and out of which the item (26) can be conveyed again and to which inert gas can be fed by means of an inert gas device (69). Electromagnetic radiation can be produced by radiating means (86). The housing (30) comprises an inner shell (32), which at least partially bounds the exposure chamber (46), and an outer shell (34), which at least partially surrounds the inner shell (32), wherein a working chamber (36) is formed between the inner shell (32) and the outer shell (34). Radiation means (86) are arranged in the working chamber (36) in such a way that radiation has to pass through the inner shell (32) in order to get into the exposure chamber (46) and reach the coating to be exposed to the radiation.
B05D 3/04 - Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
B05D 3/06 - Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation
A guide profile for an endless drive means comprises a first and a second cheek element (26, 28) which define opposite and parallel inner surfaces (50) which laterally delimit a conveying channel (52) at least in certain regions, in which channel there is arranged a guide device (54, 68) for the drive means. The cheek elements (26, 28) are connected to one another by connecting means (80, 82). According to the invention, a plurality of spacer elements (64, 74) are arranged along the cheek elements (26, 28), these spacer elements extending from the inner surface (50) of the first cheek element (26) to the inner surface (50) of the second cheek element (28) and being detachably coupled to the cheek elements (26, 28) by coupling means (66, 76). The cheek elements (26, 28) are also detachably connected to one another by the connecting means (80, 82).
B65G 21/06 - Supporting or protective framework or housings for endless load-carriers or traction elements of belt or chain conveyors consisting essentially of struts, ties, or like structural elements constructed to facilitate rapid assembly or dismantling
B65G 21/22 - Rails or the like engaging sliding elements or rollers attached to load-carriers or traction elements
72.
METHOD FOR TRANSFERRING THE WORKING PROGRAM OF A ROBOT AFFECTED BY INDIVIDUAL ERRORS TO A SECOND ROBOT AFFECTED BY INDIVIDUAL ERRORS
The invention relates to a method for transferring the working program of a first robot (R1) affected by individual errors to a second robot (R2) of the same series which is affected by individual errors, wherein under the control of said working program the tool centre point of the first robot (R1) is guided on a trajectory defined by a plurality of support points. For this purpose, first a functional working program working at the desired precision is provided for the first robot (R1). The individual errors of the first robot (R1) are determined by measurement and then computationally eliminated from the functional working program. In this way, a series-specific reference program is obtained. Next the individual errors of the second robot (R2) are determined by measurement and computationally included in the series-specific reference program. As a result, a functional working program which works at the desired precision is provided for the second robot (R2). In the method according to the invention, it is not necessary to know the operating program provided by the manufacturer of the robot or to intervene in said operating program. The number of measurements necessary for ascertaining the errors of the second robot (R2) can be kept small because series-specific errors do not have to be taken into consideration.
G05B 19/408 - Numerical control (NC), i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by data handling or data format, e.g. reading, buffering or conversion of data
The invention relates to a method for calibrating a robot which is equipped by the manufacturer with an operating program, wherein under the control of said operating program the tool centre point (TCP) is guided on a trajectory defined by a plurality of support points. For this purpose, the support points (Si) which are relevant for a specific application are determined. Before or after this, the errors of the robot are ascertained by measurement. Then it is calculated which real points (Sr) are actually actuated by the TCP if the ideal support points (Si) are input into the operating program. The vectors (V1, V2) which connect the real support points (Sr) to the ideal support points (Si) are computationally doubled via the ideal support points (Si), whereby the coordinates of substitute support points (Se) are obtained. If the coordinates of said substitute support points (Se) are input into the operating program, in spite of the existing robot errors the TCP passes through the desired ideal trajectory.
G05B 19/408 - Numerical control (NC), i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by data handling or data format, e.g. reading, buffering or conversion of data
74.
SYSTEM FOR COATING, IN PARTICULAR PAINTING, OBJECTS, IN PARTICULAR VEHICLE BODIES
The invention relates to a system (1) for coating objects, comprising a coating booth (2) and an electrostatically operating deposition unit (14). A feeding device (80), by which deposition liquid can be fed to the upper region of each deposition surface, is assigned to each deposition electrode (25) of the deposition unit (14). The feeding device has a feed channel (81; 181) which can be filled with deposition liquid and which in the lower region thereof is formed by two spring plates (84, 85; 184, 185). Two slide plates (99, 100) are also seated against the opposite deposition surfaces of the deposition electrode (18) and can be moved back and forth between a position in which the lower edges of said slide plates are located above the lower edges of the spring plates (84, 85) and a position in which the lower edges of said slide plates are located below the lower edges of the spring plates (84, 85).
The invention relates to an oxidation furnace (1) for the oxidative treatment of fibres (20), especially for producing carbon fibres, which, in known ways, comprises a process chamber (6) arranged inside a housing (2), a blowing device (13) arranged in the centre of the process chamber (6), a suction device (14, 15) respectively arranged in the two opposite end regions of the process chamber (6), at least one ventilator (21) that circulates the hot air through the blowing device (13), the process chamber (6) and the suction devices (14, 15), and at least one heating device (18) arranged in the flow path of the hot circulated air. The blowing device (13) comprises a plurality of vertically interspaced blowing boxes (18; 118) comprising an inlet, and, respectively on opposite sides, outlets for the hot air. Optionally, two stacks of vertically interspaced blowing boxes (18) are provided, said blowing boxes being interspaced one behind the other in the direction of movement of the fibres (20), and/or the built-in boxes (118) in a stack comprise at least one additional outlet (130) in the upper side and the lower side, for hot air. In this construction, the effective length of the sections in which the fibres are subjected to the oxidising process is extended, compared to conventional constructions, so that the furnace can especially be built at a lower level.
The invention relates to an oxidation furnace (1) for the oxidative treatment of fibres (20), especially for producing carbon fibres, which, in known ways, comprises a process chamber (6) arranged inside a housing (2), a blowing device (13) for hot air, at least one suction device (14, 15) arranged in an end region of the process chamber (6), at least one ventilator (21) that circulates the hot air through the blowing device (13), the process chamber (6) and the suction device (14, 15), and at least one heating device (18) arranged in the flow path of the hot circulated air. The suction device (14, 15) is formed from a plurality of vertically interspaced suction boxes (19). Said boxes have at least one outlet for the hot air, and at least one inlet for hot air, communicating with the process chamber (6) and arranged in the outward-facing side of the suction boxes (19), that is the side that is at a distance from the centre of the process chamber. In this construction, the effective length of the sections in which the fibres are subjected to the oxidising process is extended, compared to conventional constructions, so that the furnace (1) can especially be built at a lower level.
The invention relates to a conveyor system for transporting articles, comprising a rail system (10) that comprises a plurality of track sections (22, 30, 34) and at least one switch point (26), by means of which, via a switch point drive (82), a first track section (22) can be connected either to a second track section (30) or to a third track section (34) of the rail system (10). At least one drivable transport trolley (16) can be driven along a path of movement on the rail system (10). A communications system comprises at least one communications line (50) that extends along the path of movement of the at least one transport trolley (16). A trolley communications unit (56) disposed on the at least one transport trolley (16) interacts with the communications line (50). The switch point drive (82) can be controlled by means of a switch point control system (68), which is connected to the at least one communications line (50).
The invention relates to a device for drying articles, in particular vehicle bodies, comprising a drying tunnel (14), which is arranged in an insulating housing (12), and a plurality of tunnel sections (16.1, 16.2, …, 16.n), each of which has at least one air outlet (22) and at least one air inlet (24). Assigned to each tunnel section (16.1, 16.2, …, 16.n) is a heating unit (26), to which air from the at least one air outlet (22) of the tunnel section (16.1, 16.2, …, 16.n) can be supplied, and in which a hot primary gas flow can be generated. The hot primary gas can be directed into a circulating air heat exchanger (54) of the heating unit (26), in which circulating air can be heated by hot primary gas and can be supplied to the tunnel section (16.1, 16.2, …, 16.n) again in a circulation via the at least one air inlet (24). The heating unit (26) comprises a distributer system (32), by means of which the air emerging from a tunnel section (16.1, 16.2, …, 16.n) can be divided into a circulating air flow and an exhaust air flow. In addition, the heating unit (26) comprises a thermal afterburning facility (42), to which exhaust air can be supplied and by means of which the hot primary gas flow can be generated.
The invention relates to a device for detachably fastening an object (12), in particular a vehicle body, to a supporting structure (14), in particular a skid, comprising a fastening element (72), which is movable between a release position and a locking position, and a counter-element (28). The object (12) can be locked by way of a retaining component (34) associated therewith between the fastening element (72) in the locking position and the counter-element (28). The fastening element (72) in the locking position can be moved towards the counter-element (28) and away therefrom. The fastening element (72) in the locking position can also be pressed towards the counter-element (28) by means of a biasing unit (136), with the object (12) undergoing biasing against the retaining component (34). The invention also relates to a skid having such a fastening device.
In the invention relates to a system for treating surfaces of objects, in particular for painting objects, in particular vehicle body parts, comprising a treatment booth (16), which defines a treatment space (20). The objects (12) can be conveyed into and back out of the treatment space (20) by means of a conveying device (28, 84). The conveying device (28, 84) comprises a conveying element (28), by means of which a first surface (76) having a first retaining device (80) for at least one object (12) and at least one second surface (78) having a second retaining device (82) for at least one object (12) are provided. The first and the second surface (76, 78) are arranged in such a way that the first or the second surface (76, 78) bounds the treatment space (20) at least in some areas depending on the position of the conveying element (28).
The invention relates to a conveyor system for conveying objects (8), particularly vehicle bodies (8), in an immersion treatment system (2), comprising at least one conveyor carriage (18) having a chassis (22) supporting at least one load-bearing wheel (40) that can rotate about a rotary axis (44). At least one object (8) can be attached to a mounting device (84) that can pivot about a pivot axis (36). The at least one load-bearing wheel (40) runs on a guide rail (14). The conveyor carriage (18) is moved along the guide rail (14) using drive means (64). The rotary axis (44) of the at least one load-bearing wheel (40) and the pivot axis (36) of the mounting device (84) are disposed coaxially to each other. The invention further relates to an immersion treatment system (2) comprising such a conveyor system (10).
B65G 49/04 - Conveying systems characterised by their application for specified purposes not otherwise provided for for conveying workpieces through baths of liquid the workpieces being immersed and withdrawn by movement in a vertical direction
B05B 13/02 - Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
82.
METHOD AND DEVICE FOR THE ELECTROSTATIC SEPARATION OF OVERSPRAY
The invention relates to a method and device for separating overspray from the cabin exhaust air of coating systems which is laden with overspray, wherein the overspray is taken up by an air flow and conveyed to an electrostatically operating separating device (48). There, the bulk at least of the solids is separated from the overspray at a separating area of at least one separating surface. A cohesive material web is used as a separating agent, which is disposed at least partly along the separating area of the at least one separating surface and during operation of the separating device is electrically conductive at least in the separating area of the at least one separating surface.
In a method for separating overspray from the cabin exhaust air of coating systems, in particular of painting systems, which is laden with overspray, the overspray is taken up by an air flow and conveyed to an electrostatically operating separating device (42; 1042; 2042). There, the bulk at least of the solids is separated from the overspray at at least one separating surface (46; 48; 1046, 1048; 2046, 2048; 3046, 3048; 5046, 5048). An electrically conductive material or material mixture is used as a separating agent, which is applied to the at least one separating surface (46; 48; 1046, 1048; 2046, 2048; 3046, 3046; 5046, 5048) of the separating device (42; 1042; 2042) and at the operating temperature of the separating device (42; 1042; 2042) has a wax-like consistency. The invention further relates to a separating device (42; 1042; 2042) with such a wax-like material and an system for coating articles.
The invention relates to a system for treating objects, wherein said objects are transported by means of at least one transport carriage (5) and immersed into at least one treatment container, in which a treatment medium can be applied to the objects. The transport carriage (5) comprises at least one swivel arm (50, 51) connected to the chassis in an articulated manner, on which swivel arm the object can be fastened. A hydraulically operating piston-cylinder unit (80) having a first working chamber (80a) is provided to drive the swivel arm (50, 51) and at the same time to provide weight balancing. The first working chamber is made smaller during the downward motion of the swivel arm (50, 51) and is connected in a closed system to a first pressure accumulator (84). The second working chamber (80b) of the piston-cylinder unit (80), which is made larger during the downward motion of the swivel arm (50, 51), is connected to a source (83, 85) for pressurized hydraulic fluid and can be drained during the downward motion of the swivel arm (50, 51). The pressure of the hydraulic fluid in the first pressure accumulator (84) is sufficient to swivel the swivel arm (50, 51) together with the object upward if the pressure in the second working chamber (80b) of the piston-cylinder unit (80) is sufficiently low.
B05C 3/10 - Apparatus in which the work is brought into contact with a bulk quantity of liquid or other fluent material the work being immersed in the liquid or other fluent material for treating separate articles the articles being moved through the liquid or other fluent material
B65G 49/02 - Conveying systems characterised by their application for specified purposes not otherwise provided for for conveying workpieces through baths of liquid
A nozzle arrangement for applying coating material in cavities of objects, in particular of vehicle bodies, comprises a nozzle element (16; 116), which can be connected to a material source and comprises a first discharge opening (34; 134) and at least one further discharge opening (36; 136), by way of which coating material can be discharged. By means of a directing device (50; 150), the flow path of the coating material from the material source can be set in such a way that the flow path leads optionally to the first discharge opening (34; 134) and/or to the at least one further discharge opening (36; 136).
B05B 1/16 - Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with strainers in or outside the outlet opening having selectively-effective outlets
B05B 13/06 - Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups specially designed for treating the inside of hollow bodies
86.
FURNACE FOR PRODUCING PHOTOVOLTAIC THIN-FILM CELLS
The invention relates to a furnace (1) for producing photovoltaic thin-film cells, comprising a conventional furnace housing (2), a gas-tight case (4) with a controlled atmosphere surrounding the furnace housing (2), a conveyor system (8) which has a plurality of idlers (10) and by means of which substrate plates can be conveyed through the furnace housing (2), and at least one heating device bringing the controlled atmosphere in the interior of the furnace housing (2) to working temperature. The drive device (29) for the conveyor system (8) is located outside the gas-tight case (4) in a standard atmosphere. The bearing device (17) has sealing devices (20) which seal drive shafts (16) connected to the idlers (10) from the bearing device (17). The bearing device (17) itself is integrated into the gas-tight case (4) in such a manner that the sealing devices (20) contained therein represent the interfaces between the controlled atmosphere in the interior of the case (4) and the outer atmosphere.
H01L 21/00 - Processes or apparatus specially adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
H01L 21/677 - Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components for conveying, e.g. between different work stations
H01L 31/18 - Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
A line for the dip coating (200) of objects (204) operates with a known conveyor system (206). In order to avoid a collision between the objects (204) and the hard structure adjoining the movement path, a position transducer (274, 274', 275, 275', 276) measuring the absolute value is provided for each possible degree of freedom of movement of the object (204) fixed to the holding frame (212). The course of a first boundary surface or a boundary line (270), which reproduces the course of the hard structures along the movement path of the object (204), is stored in a memory. Also stored is the course of a second boundary surface or boundary line (271), which runs at a distance from the first boundary surface or boundary line (270). Finally, the course of a contour (273) which represents the course of the object (204) fixed to the holding frame (212) is also stored. The control device (232) calculates, from the signals supplied to it by the position transducers (274, 275, 276) and the other stored data, whether the contour (273) representing the object (204) fixed to the holding frame (212) intersects the second boundary surface or boundary line (271) or not and, in the first case, interrupts immediately the further movement of the object (204).
B65G 49/04 - Conveying systems characterised by their application for specified purposes not otherwise provided for for conveying workpieces through baths of liquid the workpieces being immersed and withdrawn by movement in a vertical direction
The invention describes a burner (10) for a thermal post-combustion device, which, in a known way, has a burner jet (1) arranged in a housing (12). Arranged on the end region of the housing (12) is a swirl apparatus (13), through which the exhaust gas to be purified can be made to flow. The burner jet (1) comprises an outer tube (2) and an inner tube (3), wherein it is possible for combustion gas to be made to flow through the interspace between said two tubes (2, 3) as far as an annular outlet gap (4) in the end region thereof. The flow path for the combustion gas has a bottleneck in the vicinity of the outlet gap (4). In this way, a compact flame can be achieved, the form of which can be designated "bell-shaped" and which, for a given volume, has a relatively small surface. Although, from a conventional point of view, such a flame has poor CO2 values, the swirl apparatus (13) ensures that the exhaust gas burns in the flame with very low NOx and CO values.
F23D 14/24 - Non-premix gas burners, i.e. in which gaseous fuel is mixed with combustion air on arrival at the combustion zone with separate air and gas feed ducts, e.g. with ducts running parallel or crossing each other at least one of the fluids being submitted to a swirling motion
F23D 14/58 - Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration
F23G 7/06 - Methods or apparatus, e.g. incinerators, specially adapted for combustion of specific waste or low grade fuels, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
89.
SYSTEM FOR COATING, IN PARTICULAR VARNISHING, OBJECTS, IN PARTICULAR VEHICLE BODIES
The invention relates to a system (1) for coating, in particular varnishing, objects, in particular vehicle bodies, having a coating cabin (2) in a known manner wherein coating material can be applied to the objects. An air stream that takes up and discharges the overspray particles of the coating material is conducted through the coating cabin (2). This air stream is conducted to an inlet opening (15) of an electrostatically operating separator (14) that is located on the underside of the separator (14). Overspray particles are separated from the air flowing upward in the separator (14) on at least one separator electrode (25) in the electrical field to at least one counter electrode device (26). The purified air leaves the separator (14) via an outlet opening (16) on its top side. The type of air flow in the separator (14) from bottom to top protects sensitive interior components of the separator (14). The strongest separation occurs in the lower region of the separator electrode (14) such that during the upward movement of the air, increasingly clean air interacts with increasingly clean regions of the separator electrode (25,, 40).
B01D 46/00 - Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
B03C 3/08 - Plant or installations having external electricity supply dry type characterised by presence of stationary flat electrodes arranged with their flat surfaces parallel to the gas stream
The invention relates to a system for processing, in particular for drying, objects (12), in particular vehicle bodies, comprising at least one processing chamber (14; 114) that can be evacuated and having an entry (18, 20; 118, 120) that can be closed by a chamber door (46; 146) and a conveying system (68) by means of which the object (12) can be conveyed through the system. The object (12) can be transferred from the conveying system (68) to the processing chamber (14; 114) by means of a transfer device (70, 78, 80; 82), such that the object (12) is positioned in the interior (22; 122) of the processing chamber (14; 114) and disconnected from the conveying system (68).
F26B 5/04 - Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
F26B 25/00 - DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM - Details of general application not covered by group or
91.
DEVICE FOR TRANSFERRING ARTICLES AND CONVEYOR SYSTEM COMPRISING SAID DEVICE
The invention relates to a device for transferring a transport car (20) which can be displaced on a track system (12) from a first track section (14) of the track system (12) that is arranged on a first level, to a second track section (16) of the track system (12) that is arranged on a second level different from the first level. The device (34; 1034; 2034; 3034) comprises at least one first and one second transfer carriage (42; 1042; 2042; 3042; 60; 1060; 2060; 3060) which can carry at least one respective transport car (20) to be transferred and which can be displaced in opposite directions on two different levels. The invention further relates to a conveyor system for transporting articles, comprising said transfer device (34; 1034; 2034; 3034).
The invention relates to a method for operating a system (1) for producing bioethanol, wherein organic waste products of the production process, particularly DGS and DDGS, are combusted and the useful heat is fed back into the system (1) itself. The combustion process takes place in a fluidized bed oven (2). All areas (9, 11) in which the combustion process takes place have sufficient heat removed that the melting point of the ash of the waste product, particularly 70°C, is not exceeded at any point. In this manner, a fine-grained ash forms and largely mixes into the fluidized bed (9) and is easily disposed of. The useful heat is obtained partially from the flue gas arising from the combustion, and partially from the heat extracted from the combustion process for maintaining the maximum temperature.
F23C 10/30 - Control devices specially adapted for fluidised bed combustion apparatus for controlling the level of the bed or the amount of material in the bed
The invention relates to a system for the surface treatment of objects, comprising a treatment cabinet (16) having an entry (26) and an exit (28) and a conveyor system (22) comprising pulling or pushing means (90), by means of which an object (12) can be conveyed in circulation in a transport direction (20) through the treatment cabinet (16), thereby covering a transport distance. The object (12) provides a transport length in the transport direction associated therewith, and the pulling or pushing means (90) provide a drive distance (116) in the transport direction (20). The conveyor system (22) comprises a coupling device (124, 142, 146), by means of which the object (12) can be coupled to the pulling or pushing means (90) along the drive distance (116). The drive distance (116) is shorter than the transport length of the object (12) in the transport direction (20), and the coupling device (124, 142, 146) is aligned so that the transport distance that can be covered by the object (12) is longer than the drive distance (116).
B05B 13/04 - Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work the spray heads being moved during operation
B65G 17/00 - Conveyors having an endless traction element, e.g. a chain, transmitting movement to a continuous or substantially-continuous load-carrying surface or to a series of individual load-carriers; Endless-chain conveyors in which the chains form the load-carrying surface
B65G 19/02 - Conveyors comprising an impeller or a series of impellers carried by an endless traction element and arranged to move articles or materials over a supporting surface or underlying material, e.g. endless scraper conveyors for articles, e.g. for containers
In a method for removing solids from overspray produced when painting objects, the overspray is absorbed by an air flow and is conducted to a deposition surface (42a, 42b; 142a, 142b), across which a deposition liquid flows and where a large part of at least the solids is transferred into the deposition liquid, is discharged by said deposition liquid, and is removed from the liquid by means of a deposition process. A deposition liquid is used and disclosed which comprises a detackifying medium and an optional suspending fluid, paint overspray particles being detackified using the detackifying medium.
An apparatus for deposition of lacquer overspray from the used cabin air of painting facilities laden with overspray comprises electrode apparatus (56) and/or several regions (56A, 56B, 56C) of an electrode apparatus (56) allocated to several different deposition surfaces (42a, 42b). The several electrode apparatus (56) and/or regions (56a, 56b, 56c) of one and the same electrode apparatus (56) can be charged with high voltage independently of each other. This achieves not only an energy savings but also fault locating in the high voltage range is simplified and emergency operation in case of a breakdown in the high-voltage range is made possible.
B03C 3/08 - Plant or installations having external electricity supply dry type characterised by presence of stationary flat electrodes arranged with their flat surfaces parallel to the gas stream
A device for separating paint overspray from the cabin exhaust air of painting systems which is laden with overspray comprises at least one separating surface (42a, 42b; 142a, 142b), on which the cabin exhaust air can be guided along and which is connected to a pole of a high voltage source (74; 174). An electrode device (56; 156) arranged in the air stream is associated with the separating surface (42a, 42b; 142a, 142b) and connected to the other pole of the high voltage source (74; 174). Means are provided with which the separated paint overspray is transported away from the separating surface (42a, 42b; 142a, 142b). Said means comprise a separating fluid, which flows over the separating surface (42a, 42b; 142a, 142b) from top to bottom. A discharge device (82; 182; 282; 382; 482; 582; 682; 782; 882; 982; 1082; 1182) having a channel (40; 140; 225; 355; 455; 555; 655; 755; 890; 990; 1040; R3) open at the top is present, from which said fed separating fluid exits along the longitudinal extension of said discharge device when the level of the separating fluid in the channel exceeds an exit level, and reaches the separating surface (42a, 42b; 142a, 142b) such that the separating fluid flows downward on the separating surface (42a, 42b; 142a, 142b) as a substantially adhering layer.
The invention relates to a device for continuously weighing powdered media in a tank (12), particularly paint powder in a storage tank (12), comprising a weighing unit (32) having a measurement field (36) on which a compressive force can be exerted, and by which an output signal representing the compressive force exerted on the measurement field (36) can be generated. A guiding device (46) allows forced motion of the tank (12) having a vertical directional component. The tank (12) can further be coupled to the weighing unit (32) by forces by means of a coupling device (102), so that a compressive force that is dependent on the weight of the tank (12) acts on the measurement field (36) of the weighing unit (32) when the tank (12) is coupled to the weighing unit (32).
G01G 3/14 - Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing measuring variations of electrical resistance
G01G 17/00 - Apparatus for, or methods of, weighing material of special form or property
G01G 21/24 - Guides or linkages for ensuring parallel motion of the weigh-pans
A device for separating paint overspray from the cabin exhaust air of painting systems which is laden with overspray comprises at least one separating surface (42a, 42b; 142a, 142b; 242a, 242b), on which the cabin exhaust air can be guided along and which is electrically conducting and connected to a pole of a high voltage source (74; 174; 274). An electrode device (56; 156; 256) arranged in the air stream is associated with the separating surface (42a, 42b; 142a, 142b; 242a, 242b) and connected to the other pole of the high voltage source (74; 174; 274). Paint overspray is transported away from the separating surface (42a, 42b, 142a, 142b; 242a, 242b) by an electrically conducting separating fluid, which can be fed to the separating surface (42a, 42b, 142a, 142b; 242a, 242b) and flows over the separating surface (42a, 42b; 142a, 142b; 242a, 242b) so that a large part at least of the solids pass from the cabin exhaust air flowing past into the separating fluid.
B03C 3/08 - Plant or installations having external electricity supply dry type characterised by presence of stationary flat electrodes arranged with their flat surfaces parallel to the gas stream
A roller conveyor including a plurality of driven rollers disposed in two parallel tracks. With each driven roller a separate drive motor is associated, which takes the form of a low voltage motor. The drive motors are supplied from at least one low voltage source. They are preferably hub motors, which are operated with direct current. By virtue of the low voltage technology, less expensive components may be used and the safety requirements may be reduced.
An installation for treating articles, especially vehicle bodies, comprises at least one treatment zone, in particular a bath containing a treatment liquid, into which the articles are introduced. The articles are conveyed through the installation in a continuous or intermittent translational movement. To this end, the installation comprises at least two transport carriages combined to form a pair, which in turn each comprise a running gear and at least one swivel arm, which is connected to the respective running gear so as to be swivellable about a first pivot pin and with which a supporting structure for the article to be treated is connected so as to be swivellable about a second pivot pin. The unit includes the two transport carriages effecting a correlated movement actually has six degrees of freedom of motion, wherein drives are provided for at least three of these degrees of freedom of motion.
B65G 49/02 - Conveying systems characterised by their application for specified purposes not otherwise provided for for conveying workpieces through baths of liquid
