A pair of nozzle arrays (extensions 22A, 22B) linearly arranged to extend in an intersection direction that is parallel to an object W and that intersects the direction in which the object W is conveyed by a conveyance device 11 is formed from a plurality of nozzles 20 in a state of extending in parallel with each other. Each of the nozzles 20 is located at the center of two nozzles 20 that are located adjacent to each other and that constitute the opposing nozzle array, and is supported in a state where the jetting direction extends orthogonal to the direction in which nozzle arrays extend and inclines toward the opposing nozzle array side. This device is characterized in that a cleaning liquid jetted from the nozzles 20 constituting one 22A of the pair of nozzle arrays and a cleaning liquid jetted from the nozzles constituting the other 22B of the pair of nozzle arrays intersect each other.
Provided is a looseness detection system or the like capable of detecting the looseness of a nut without using the natural frequency thereof. A looseness detection system 1 is for detecting the looseness of a nut 3 for fastening a member. A sensor substrate 5 is fastened together with a member by the nut 3. On the sensor substrate 5, a piezoelectric film part 7 and an electrode part 9 transmit ultrasonic waves toward the nut 3, and receive reflection waves resulting from the transmitted ultrasonic waves being reflected on an end surface 4 of the nut 3. An ultrasonic wave-processing device 13 evaluates the looseness of the nut 3 on the basis of the magnitude of the reflected waves.
In the present invention, an electrostatic coating gun comprises a gun body (10), a nozzle (15A) provided on the front end of the gun body (10), a pin-form discharge electrode (15D) for charging a paint sprayed from the nozzle (15A), and at least one electrode pin (61) for generating an electric field between the electrode pin and the discharge electrode (15D).
A cleaning device (liquid ejection device) (10) is provided with: a nozzle (11A) that ejects a cleaning liquid (liquid); a pump (12) that is connected to the nozzle (11A) and supplies the cleaning liquid to the nozzle (11A) by pressurization; a valve (17) that is provided between the nozzle (11A) and the pump (12) and is opened/closed to control circulation of the cleaning liquid; a valve control unit (21) that controls the opening/closing of the valve (17), the valve control unit (21) outputting a frequency switching signal (signal) at least when closing the valve (17); and a pump control unit (20) that controls driving of the pump (12), the pump control unit (20) controlling the driving of the pump (12) so as to reduce the degree of pressurization of the cleaning liquid on the basis of the frequency switching signal.
A nozzle include a first portion, a second portion joined to the first portion, and a third portion joined to the second portion. The first portion includes a first inner wall surface and a first flow channel including a first inlet and a first outlet. The second portion includes a second inner wall surface and a second flow channel including a second inlet having an inner diameter less than an inner diameter of the first outlet and a second outlet. The third portion includes a third inner wall surface and a third flow channel including a third inlet having an inner diameter greater than the inner diameter of the second outlet and a third outlet. The third flow channel includes a diameter-decreasing section having an inner diameter that gradually decreases and a straight section having an inner diameter less than the inner diameter of the second outlet and constant.
H01L 21/67 - Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereofApparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components
B05B 1/02 - Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops
B05B 17/06 - Apparatus for spraying or atomising liquids or other fluent materials, not covered by any other group of this subclass operating with special methods using ultrasonic vibrations
B08B 3/02 - Cleaning by the force of jets or sprays
B08B 3/12 - Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
This application nozzle for electro-spray that sprays a liquid through an electro-spray-ionization method comprises: a main body part; an electrode part fixed to the main body part; and a cylindrical part into which the electrode part is inserted and which forms a liquid flow passage between the electrode part and the cylindrical part, wherein the cylindrical part is configured to be movable in the axial direction of the electrode part.
A nozzle (20) is a component that has a channel (21) in which a liquid flows and that delivers the liquid toward an object (W) to be treated, said channel (21) comprising an oscillation generation channel (22) for generating an oscillating flow in the liquid.
B05B 1/34 - Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl
B08B 3/02 - Cleaning by the force of jets or sprays
B08B 3/10 - Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
B08B 3/12 - Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
H01L 21/304 - Mechanical treatment, e.g. grinding, polishing, cutting
Cleaning apparatus for cleaning machines used in semiconductor manufacturing; cleaning apparatus for printed circuit boards used in semiconductor manufacturing apparatus; cleaning apparatus for cleaning machines used in flat panel display manufacturing; power tools for use in manufacturing semi-conductors, namely, conditioner used as an automated scrubber for chemical-mechanical planarization pads; semiconductor manufacturing machines and systems comprised of cleaning machines used to make semiconductors; metalworking machines and tools, namely, power operated boring tools for metalworking; chemical processing dissolving machines and apparatus; textile bonding machines and apparatus; printing or bookbinding machines and apparatus for industrial purposes; glassware manufacturing machines and apparatus; painting machines and apparatus; plastic processing machines and apparatus; dishwashers; electric washing machines; disinfection, insecticidal and deodorant mechanical spreader, not including agricultural products; 3D printers
Disclosed is an electric discharge nozzle for electrospray, said electric discharge nozzle being provided with: a tubular member in which a liquid passes; a needle-like member, which is attached to the center of the tubular member in a state wherein the needle-like member is electrically connected to the tubular member, and which has a leading end section that protrudes from an electric discharge-side end section of the tubular member; and hydrophilic sections that are provided on the surface of the electric discharge-side end section of the tubular member, and on the surface of a needle-like member portion protruding from the electric discharge-side end section.
An electrical discharge nozzle is configured by being provided with a metal cylindrical capillary tube and a metal needle. The needle is installed in the center of the cylindrical capillary tube, electrically connected to the cylindrical capillary tube. The tip of the needle is made to protrude from the electrical discharge-end opening of the cylindrical capillary tube. The length of protrusion of the needle tip is a dimension that fits within the Taylor cone generated at the tip of the cylindrical capillary tube.
This electrostatic coating apparatus is provided with: a nozzle for spraying a coating toward an object to be coated that is connected to ground; an electrode for charging the coating sprayed from the nozzle; a conductor, which is connected to ground via a wiring pathway and is for generating an electric field between the conductor and the electrode; and a resistor interposed in the wiring pathway of the conductor.
An electrostatic spraying device includes a device body having a paint supply passage, a paint nozzle located on a distal end of the device body and having a paint flow passage communicating with the paint supply passage and a paint outlet, a high-voltage generating part configured to generate high voltage with which paint is charged, and a high-voltage electrode disposed a predetermined distance backwardly away from the paint outlet on an outer periphery of the device body, so as to be separated from the paint flow passage. The device further includes a conductor located between the high-voltage generating part and the high-voltage electrode, a spring located between the high-voltage electrode and the conductor, a high-voltage electrode case detachably attached to the device body to enclose the high-voltage electrode, and a grip mounted on an end of the device body, which end is located opposite the paint nozzle.
The present invention makes it possible to mix a first liquid and a second liquid in an accurate ratio even when the mixing ratio is large. A two liquid mixing method for alternately supplying a first liquid (main agent) and a second liquid (curing agent), the flows of which have been measured by individual flow meters (14M, 14S), to a premixer (16), which serves as a mixer, at a specified mixing ratio and mixing. The target feed rate (Fm) for the first liquid and the target feed rate (Fs) for the second liquid are set so that the total feed rate (Ft) for the first liquid and the second liquid for a single cycle increases as the mixing ratio of the first liquid to the second liquid increases.
The purpose of the present invention is to prevent clogging of coating materials. The coating device is provided with: a coating material flow path (10) that supplies the coating material to a coating gun (15) from a coating material pressure feed source (14); a pressure adjuster (16) that adjusts the pressure of the coating material and is provided on the coating material flow path (10); a flow rate adjustment device (20) provided in a position between the coating gun (15) and the pressure adjuster (16) in the coating material flow path (10); an operating flow path (22) provided in the flow rate adjustment device (20) and constituting the coating material flow path (10); a receiving part (23) formed on the inside periphery of the operating flow path (22); a movable member (30) that constitutes the flow rate adjusting device (20) and moves between a closed position in contact with the receiving part (23) and a released position separated from the receiving part (23); and an orifice (42) formed in the movable member (30) and linking an upper flow and end a lower flow end of the operating flow path (22) when the movable member (30) is in the closed position.
This heading machine is provided with: a stage; a die block detachably mounted to the stage; a die attached to the die block so as to be able to be changed; a ram for reciprocally moving in the longitudinal direction of the stage; a punch block detachably mounted to the ram; a punch attached to the punch block so as to be able to be changed, the punch being struck and pressed against a work piece and the axis thereof being aligned with the die to perform heading and forming; a wire rod cutting and feeding device having a cutting blade (fixed blade) for cutting a long wire rod and fabricating a work piece; a transfer device for transferring the work piece from the wire rod cutting and feeding device to a point between the die and the punch; and a drive unit for driving the ram, the wire rod cutting and feeding device, and the transfer device; an at-once changing means (engaging member, etc.) for changing the die block and the cutting blade (fixed blade) at once being further provided. Through this configuration, the cutting blade of the wire rod cutting and feeding device of the heading machine can be changed and adjusted more easily, and labor can be reduced.
A spray device for electrostatic painting comprises: a device main body (2) having a paint supply path (23); a paint nozzle (22) having a paint spraying hole (24); a high-voltage generation unit (4); and a high-voltage electrode (8). The high-voltage electrode (8) is disposed at a predetermined distance behind the paint spraying hole (24) on the outer peripheral portion of the device main body (2) in a separated state from the paint flow path (23). With this configuration, it is possible to intensively charge the paint sprayed from the paint spraying hole and prevent adhesion to the high-voltage electrode of the paint sprayed from the spraying hole.
This spray device for electrostatic painting is equipped with: a device body having a paint supply path that is connected to a paint supply source; a paint nozzle provided on the leading end of the device body, said paint nozzle having a paint flow path that communicates with the paint supply path, and having a paint spraying hole that is formed in the leading end of the paint flow path; a high-voltage generation unit that generates a high voltage for charging the paint sprayed from the paint spraying hole; and a high-voltage electrode to which the high voltage generated by the high-voltage generation unit is applied. The high-voltage electrode is disposed at a predetermined distance behind the paint spraying hole on the outer peripheral portion of the device body in an electrically insulated state separated from the paint flow path.
This multi-step heading machine is provided with a base, die blocks, a plurality of dies, a ram, punch blocks, a plurality of punches, and a driving unit. The die blocks are divided into die units and arranged along the width direction of the base; each of the die blocks has a vertical reference surface and a lateral reference surface formed near the center in the vertical direction and the width direction. The base (back plate) has: a plurality of lateral reference members and vertical reference members which are abutted by the reference surfaces of the die blocks; a lateral clamp mechanism; and a vertical clamp mechanism. The punch blocks are divided into punch units and arranged along the width direction of the ram; each of the punch blocks has a lateral reference surface and a vertical reference surface. The ram has: a plurality of lateral reference members and vertical reference members which are abutted by the reference surfaces of the punch blocks; a lateral clamp mechanism; and a vertical clamp mechanism. It is thereby possible to reduce core-shifting between the dies and the punches when molding heat has been generated during heading, and obtain a high heading accuracy.
An electrostatic coating device (1) is provided with: a spray gun (2); a direct current high-voltage generation unit (3) for generating a direct current high voltage, the direct current high-voltage generation unit being provided inside the spray gun (2); an air motor (31) for generating power to be supplied to the direct current high-voltage generation unit (3); an electrical current detecting means (14) for detecting an electrical current flowing into the direct current high-voltage generation unit (3); and an output mode changing means (21). The output mode changing means (21) changes the voltage output mode of the direct current high-voltage generation unit (3) to an intermittent output mode for outputting a high voltage and low voltage in alternation, whenever the detected electrical current falls below the reference value in a state where the direct current high-voltage generation unit (3) was outputting high voltage in a continuous output mode, and changes the voltage output mode of the direct current high-voltage generation unit (3) to the continuous output mode whenever the detected current reaches the reference value or greater in a state where the direct current high-voltage generation unit (3) was in the intermittent output mode.
A jet nozzle is to be used in a cleaning device, which cleans a subject to be cleaned by jetting a cleaning liquid in the form of mist, and is provided with a nozzle main body. The nozzle main body has: a first jet port; a second jet port; a cleaning liquid channel which mixes inside the cleaning liquid supplied from a cleaning liquid supply source and a gas which is supplied from a gas supply source to be mixed inside and jets the liquid from the first jet port; and a channel for mixing a gas outside, which jets from the second jet port a gas supplied from the gas supply source to be mixed outside. The cleaning liquid jetted from the first jet port and the gas jetted from the second jet port to be mixed outside are mixed ahead of the nozzle main body. Since the cleaning liquid, which has been mixed inside of the nozzle main body with the gas to be mixed inside and has been jetted, is further mixed outside of the nozzle main body with the gas to be mixed outside, variance of droplet speed can be reduced compared with the cases where internally mixing type jet nozzles and externally mixing type jet nozzles are used.
The disclosed electrostatic coating system (1) comprises a spray gun (2) for electrostatic coating, a high-voltage generator (5), and an alternating-current source unit (4), and comprises further a removable grounding member (7), in a state attached to the main body of the gun, provided to close an open-circuit portion (3c) of the grounded power source line (3a), and a control circuit (8) for controlling the alternating-current source unit (4) by detecting the current flowing through the power source line (3) or the voltage of the power source line (3) by a current coil (13) to stop application of the alternating voltage (Vac) to the high-voltage generator (5) when the detected electric current or the detected voltage has dropped or either the current or the voltage is not detected during supply of the alternate voltage (Vac) to the high voltage generator (5) of the spray gun (2). This system enables prevention of charging of the removable grounding member (7) to improve the safety in the coating operation.
B05B 5/053 - Arrangements for supplying power, e.g. charging power
H02M 3/28 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC
H02M 7/48 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
forging machines for use in the metal working industry; coating equipment; namely, airless and electrostatic sprayers for painting the exteriors and interiors of buildings and for coating furniture, vehicles, aircraft and machines
