Machine tool (1) for cutting and engraving slabs (L), comprising a support bench (6) for supporting the slabs (L) to be cut and/ or engraved, at least one cutting disc (2) for cutting the slabs (L), mounted on a spindle (8), at least one engraving tool (4) for engraving the slabs (L) and movement means (10) for moving the at least one cutting disc (2) and at least one engraving tool (4) relative to the bench (6) supporting the slabs (L). The at least one cutting disc (2) and the at least one engraving tool (4) are both mounted on a support head (40), the support head (40) being movable relative to the support bench (6) by means of the movement means (10).
B28D 1/00 - Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhereMachines, devices, tools therefor
B28D 1/04 - Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhereMachines, devices, tools therefor by sawing with circular saw blades or saw discs
2.
WORKING UNIT FOR REALIZING HOLES IN A SLAB MATERIAL AND FOR MACHINING THE INNER SIDE OF THE HOLES AND MACHINE TOOL COMPRISING SUCH WORKING UNIT
Working unit (1) for realizing holes (H) in a slab material (L) and for machining the inner side of the holes (H) thus formed, comprising a work table (2), at least one tool (4, 6) mounted on a motorized spindle, fixed means (8) for supporting the slab (L) and at least one support device (10) comprising a hollow element (11) intended to engage with a slab portion (P). The support device (10) comprises a top portion (12) movable at least between a raised position in which the slab portion (P) is coplanar with the slab (L) and a lowered position in which the slab portion (P) is lowered with respect to the slab (L) and therefore the hole (H) is free of the slab portion (P). The support device (10) comprises means (14) for locking the movable top portion (12) at least in the lowered position.
B28D 1/30 - Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhereMachines, devices, tools therefor to form contours, i.e. curved surfaces, irrespective of the method of working used
3.
MOULDING TRAY FOR MANUFACTURING SLABS MADE OF AGGLOMERATE MATERIAL, METHOD FOR REALIZING SUCH MOULDING TRAY AND METHOD FOR MANUFACTURING SLABS MADE OF AGGLOMERATE MATERIAL
Moulding tray (1) for manufacturing slabs of agglomerate material from a mix, comprising a base portion (2) and a rim portion (4) designed to define a cavity (6) for containing the mix. The rim portion (4) is made of elastomeric material and the base portion (2) comprises at least one surface layer (8A) made of elastomeric material and at least one fabric layer (10A). The elastomeric material of the rim portion (4) and the elastomeric material of the at least one layer (8A) of the base portion (2) comprise a filler containing silicon (Si), preferably silica. The invention also relates to a method for realizing the moulding tray (1) and a method for manufacturing slabs of agglomerate material which uses such a moulding tray (1).
Machine (1) for processing slabs (L) comprising a device (14) for transporting the slabs (L) between two zones, at least one of which is a machining zone along a feeding direction (X), means (16, 17) for supporting and clamping the slabs during machining, said means being designed to clamp the slabs (L) in a machining position, at least one tool (4) for machining the slabs which is mounted on a spindle, the at least one tool (4) being operative in the machining zone. The machine (1) comprises means (50) for moving the transporting device (14), configured to move the transporting device (14) from a working position corresponding substantially to the position for machining the slabs (L) into a position spaced at least vertically from the working position, and vice versa; the transporting device (14) is a conveyor belt.
Plant (2) for the production of slabs made of composite stone material from a mix (M) containing granules of stone or ceramic or glass material and a binder, comprising at least one temporary support or mould (S), a distributor for the mix (M) designed to distribute a layer of mix (M) on the temporary support or mould (S), a station (4) for performing compaction by means of vacuum vibro-compression of the mix (M) arranged on the temporary support or mould (S) and a station for hardening the mix (M) so as to form the finished slabs. The plant (2) comprises a device (1) positioned downstream of the distributor and upstream of the compaction station (4) and comprising means (16) which act on the top surface of the mix (M) for pre-compaction and levelling of the mix (M) arranged on the temporary support or mould (S). The invention also relates to a method for the production of slabs of composite stone material from a mix (M).
B28B 1/093 - Producing shaped articles from the material by vibrating or jolting by means directly acting on the material, e.g. by cores wholly or partly immersed in the material
B28B 3/02 - Producing shaped articles from the material by using pressesPresses specially adapted therefor wherein a ram exerts pressure on the material in a moulding spaceRam heads of special form
B28B 3/12 - Producing shaped articles from the material by using pressesPresses specially adapted therefor wherein one or more rollers exert pressure on the material
B28B 5/02 - Producing shaped articles from the material in moulds or on moulding surfaces, carried or formed by, in or on conveyors irrespective of the manner of shaping on conveyors of the endless-belt or chain type
B28B 11/10 - Apparatus or processes for treating or working the shaped articles for reshaping the surface, e.g. smoothing, roughening, corrugating, making screw-threads by using presses
B28B 11/24 - Apparatus or processes for treating or working the shaped articles for curing, setting or hardening
B30B 11/00 - Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses or tabletting presses
B30B 11/02 - Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses or tabletting presses using a ram exerting pressure on the material in a moulding space
6.
COMBINED CUTTING AND BEVELLING MACHINE FOR SLABS OF STONE OR STONE-LIKE MATERIAL
A combined cutting and bevelling machine (10) for slabs of stone or stone-like material comprises a workpiece support bench (30) and a work unit (16) provided with a cutting unit (50) and a bevelling unit (40), wherein the cutting unit (50) comprises a cutting spindle (51) and the bevelling unit (40) comprises a bevelling spindle (41).
B28D 1/00 - Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhereMachines, devices, tools therefor
B28D 1/04 - Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhereMachines, devices, tools therefor by sawing with circular saw blades or saw discs
B28D 1/18 - Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhereMachines, devices, tools therefor by milling, e.g. channelling by means of milling tools
B28D 1/30 - Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhereMachines, devices, tools therefor to form contours, i.e. curved surfaces, irrespective of the method of working used
An apparatus (12) for cutting slab material comprises: a working table (14), adapted to support the slabs to be cut during working; a working unit (16) comprising disk cutting means (18) and water-jet cutting means (20); a unit (22) for moving the working unit (16) above the working table (14). The movement unit (22) comprises: a horizontal translation unit (24), adapted to move the working unit (16) along two directions parallel to the working table (14) and perpendicular to each other; a vertical translation unit (26), adapted to move the working unit (16) along a direction perpendicular to the working table (14), towards or away from it; a first rotation unit (28), adapted to rotate the working unit (16) about a first axis (C), vertical and substantially perpendicular to the working table (14); and a second rotation unit (30), adapted to rotate the working unit (16) about a second axis (A), inclined with respect to the first axis (C). Said disk cutting means (18) and said water-jet cutting means (20) are integral and therefore the second rotation unit (30) is adapted to rotate simultaneously the said cutting means (18,20).
B28D 1/04 - Working stone or stone-like materials, e.g. brick, concrete, not provided for elsewhereMachines, devices, tools therefor by sawing with circular saw blades or saw discs
8.
APPARATUS FOR MOVING SLABS AND STORE PROVIDED WITH SUCH AN APPARATUS
An apparatus (14) for moving rigid slabs comprising a first carriage (14) provided with pickup means (16) suitable for moving a slab. The first carriage (14) is arranged on a supporting assembly (18) so as to be movable in a transverse direction above a working area (20) via first drive means (22). The pick-up means (16) are designed to move in a vertical direction towards or away from the working area (20). The apparatus (12) is characterized in that it comprises a second carriage (24) comprising a support surface (26) for slabs. The second carriage (14) is arranged on the supporting assembly (18) so as to be movable in a transverse direction above the working area (20) via second drive means (28). The first carriage (14) is designed to move in the transverse direction independently of the second carriage (24). The first carriage (14) is designed to position slabs on the second carriage (24) and pick up slabs from the second carriage (24).
B66C 19/00 - Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
B65G 47/90 - Devices for picking-up and depositing articles or materials
B66C 17/06 - Overhead travelling cranes comprising one or more substantially-horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports specially adapted for particular purposes, e.g. in foundries, forgesOverhead travelling cranes comprising one or more substantially-horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports combined with auxiliary apparatus serving particular purposes
9.
METHOD AND PLANT FOR RENDERING INERT A LOOSE MIXTURE CONSISTING OF A HARDENABLE RESIN AND AGGREGATES
A loose mixture formed of one or more solid inert materials and a hardenable resin dissolved in an organic solvent, in particular the remainder of the initial mix used for the manufacture of conglomerate stone sheets, is rendered inert by means of dielectric heating at a frequency of less than 300 MHz. The invention also relates to the plant for implementing this method.
A62D 3/33 - Processes for making harmful chemical substances harmless, or less harmful, by effecting a chemical change in the substances by reacting with chemical agents by chemically fixing the harmful substance, e.g. by chelation or complexation
B29B 17/00 - Recovery of plastics or other constituents of waste material containing plastics
B29C 67/24 - Shaping techniques not covered by groups , or characterised by the choice of material
10.
PLANT FOR PRODUCING SLABS OF CONGLOMERATE STONE MATERIAL
In a plant for manufacturing conglomerate sheets comprising a first station (24) for filling moulds (22) with mix formed by a stone material and a binder, a second vacuum vibrocompression station and a third station for hardening of the rough-formed sheet, a carriage (38) provided with gripping means (40, 41), in particular gripper jaw means, is mounted on a fixed supporting and sliding surface (36) situated downstream of the second station and coplanar with the base (30) of the vibrocompression machine (32). The carriage (38) is movable between a position where it inserts each mould into the second station and, after vibrocompression, prepares it for subsequent transfer to the hardening station.
B28B 5/04 - Producing shaped articles from the material in moulds or on moulding surfaces, carried or formed by, in or on conveyors irrespective of the manner of shaping in moulds moved in succession past one or more shaping stations
B28B 3/02 - Producing shaped articles from the material by using pressesPresses specially adapted therefor wherein a ram exerts pressure on the material in a moulding spaceRam heads of special form
11.
METHOD FOR PRODUCING ARTICLES WHICH ARE NOT FLAT USING AGGLOMERATES OF INORGANIC AGGREGATES AND HARDENING RESINS AND RESULTANT ARTICLES
Method for producing articles which are not flat from a mix consisting of granulated inorganic materials and a hardening resin. After being compacted by means of vacuum vibrocompression on a flat forming support, the mix is transferred onto a form (300), the surface (350) of which has the same curvature as the article (100) to be obtained, and is left there until hardening of the mix is achieved. The articles made using this method and able to be used in various industrial and civil applications are also claimed.
