CN115070153A - Small-size work piece spot welding device of electrical accessories processing - Google Patents
Small-size work piece spot welding device of electrical accessories processing Download PDFInfo
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- CN115070153A CN115070153A CN202210861749.XA CN202210861749A CN115070153A CN 115070153 A CN115070153 A CN 115070153A CN 202210861749 A CN202210861749 A CN 202210861749A CN 115070153 A CN115070153 A CN 115070153A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/087—Soldering or brazing jigs, fixtures or clamping means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/02—Carriages for supporting the welding or cutting element
- B23K37/0252—Steering means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
- B23K2101/42—Printed circuits
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- Mechanical Engineering (AREA)
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Abstract
The invention discloses a small workpiece electric welding device for processing electrical accessories, which comprises a workbench and a top plate connected with the upper surface of the workbench through a vertical plate, wherein the bottom of the top plate is sequentially provided with a detection device, a positioning device, a spot welding device, a welding spot inspection device and a sorting device, the workbench is provided with a transmission device, the positioning device comprises a first Y-axis linear guide rail arranged at the bottom of the top plate, a first telescopic cylinder arranged at an execution end of the first Y-axis linear guide rail, a positioning light source emitter arranged at the execution end of the first telescopic cylinder and a light source receiving plate arranged on the workbench and positioned at the lower part of the positioning light source emitter. The invention is a device which is convenient for spot welding after the welding point is accurately positioned, and is convenient for improving the yield of workpieces.
Description
Technical Field
The invention mainly relates to the technical field of spot welding of electrical accessories, in particular to a spot welding device for a small workpiece for machining the electrical accessories.
Background
The spot welding processing of the electrical fittings refers to a technology of spot welding the electrical fittings on a PCB so as to electrically connect the electrical fittings, almost every kind of electronic equipment uses the spot welding processing technology as long as an integrated circuit module is arranged, and in order to improve the precision and efficiency of spot welding, higher requirements are provided for a spot welding device for processing the electrical fittings. At present, most of the mainstream spot welding processing devices for electrical accessories on the market are manually used for calibrating welding positions and then are used for welding by machines, so that the efficiency is low, and complete automation cannot be realized.
According to a PCB circuit board spot welding device that patent document that application number is CN202011588229.3 provided can know, this product includes workstation, conveyer belt, auto-change over device, fixing device, protection device, spot welding device, unloader, presss from both sides and gets device and collecting box, conveyer belt, auto-change over device, spot welding device, unloader, collecting box are installed at the top of workstation according to the preface, fixing device installs on auto-change over device, protection device installs on auto-change over device, press from both sides and get the device and install on unloader. This product carries out spot welding to the PCB circuit board through spot welding device, does benefit to the efficiency that improves spot welding.
The product in the above-mentioned patent does benefit to the efficiency that improves spot welding, but does not consider the accurate welding problem of solder joint, is not convenient for improve the yield of work piece.
Disclosure of Invention
The invention mainly provides a small workpiece spot welding device for processing electrical accessories, which is used for solving the technical problems in the background technology.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a small spot welding device for processing electrical accessories comprises a workbench and a top plate connected with the upper surface of the workbench through a vertical plate, wherein the bottom of the top plate is sequentially provided with a detection device, a positioning device, a spot welding device, a welding spot inspection device and a sorting device;
the positioning device comprises a first Y-axis linear guide rail at the bottom of the top plate, a first telescopic cylinder arranged at an execution end of the first Y-axis linear guide rail, a positioning light source emitter arranged at the execution end of the first telescopic cylinder, and a light source receiving plate arranged on the workbench and positioned at the lower part of the positioning light source emitter, and the positioning device is used for detecting the position of a welding hole of the PCB so as to enable the lifting type electric appliance accessory transmission part to accurately move an electric appliance accessory to a welding position;
the spot welding device comprises a first X-axis linear guide rail, a second Y-axis linear guide rail, a second telescopic cylinder and a spot welding head, wherein the first X-axis linear guide rail is symmetrically arranged at the bottom of the top plate, two ends of the second Y-axis linear guide rail are respectively connected with an execution end of the first X-axis linear guide rail, the second telescopic cylinder is arranged at an execution end of the second Y-axis linear guide rail, and the spot welding head is arranged at an execution end of the second telescopic cylinder.
Preferably, the detection device comprises a first base plate, a second base plate, a PCB detection component and an electrical appliance accessory detection component, wherein the first base plate and the second base plate are sequentially arranged from top to bottom and are connected with the upper surface of the workbench through support columns, the PCB detection component is arranged on the first base plate, and the electrical appliance accessory detection component is arranged on the second base plate. In the preferred embodiment, the detection component facilitates simultaneous detection of information of the PCB and the electrical accessory.
Preferably, the PCB detection component comprises a third telescopic cylinder arranged at the bottom of the top plate, a PCB detection camera arranged at an execution end of the third telescopic cylinder, and a PCB fixer arranged on the first backing plate. In the preferred embodiment, the PCB detection component is convenient for detecting the type and the front and back sides of the PCB so as to facilitate the subsequent adjustment of the position of the welding spot.
Preferably, the PCB circuit board fixer comprises two symmetrical limiting plates arranged on the first backing plate, two PCB circuit board fixing plates arranged between the two limiting plates, two sliding shafts arranged between the two limiting plates and penetrating through the PCB circuit board fixing plates, and sliding springs sleeved on the outer walls of the sliding shafts and located between the limiting plates and the PCB circuit board fixing plates. In the preferred embodiment, the PCB board holder facilitates fixing the PCB board to facilitate detection of the PCB board model.
Preferably, the electrical equipment detection component comprises an electrical equipment pin box arranged on the second base plate and an electrical equipment detector connected with the electrical equipment pin box. In the preferred embodiment, the electrical accessory detection component is used for detecting the voltage, rated current and resistance information of the electrical accessory so as to obtain the model of the detected electrical accessory.
Preferably, the welding spot inspection device comprises a third Y-axis linear guide rail arranged at the bottom of the top plate, a fourth telescopic cylinder arranged at an execution end of the third Y-axis linear guide rail, a welding spot inspection light source emitter arranged at an execution end of the fourth telescopic cylinder, and a welding spot inspection light source receiving plate arranged on the workbench and positioned below the welding spot inspection light source emitter. In the preferred embodiment, the welding spot inspection device is convenient for inspecting whether the PCB after spot welding has the conditions of insufficient welding, missing welding and the like.
Preferably, the sorting device comprises a fourth Y-axis linear guide rail arranged at the bottom of the top plate, a fifth telescopic cylinder arranged at an execution end of the fourth Y-axis linear guide rail, sorting claws arranged at an execution end of the fifth telescopic cylinder, and sorting boxes arranged on the workbench and positioned below the sorting claws. In the preferred embodiment, the sorting device is convenient for sorting the spot-welded workpieces to one column of finished products or one side of defective products in the sorting box.
Preferably, the sorting claw clamp comprises a motor arranged at an execution end of a fifth telescopic cylinder, two claw clamps symmetrically arranged on the outer wall of the motor, and a hydraulic cylinder arranged on the outer wall of one of the claw clamps, wherein the execution end of the hydraulic cylinder is hinged with the outer wall of the other claw clamp. In the preferred embodiment, the sorting jaws facilitate picking up or dropping down a workpiece in response to a controller signal.
Preferably, the lifting type electric appliance accessory transmission component comprises a plurality of pneumatic cylinders symmetrically arranged on the workbench, a lifting plate arranged at an execution end of each pneumatic cylinder, a second X-axis guide rail arranged on the lifting plate, a sixth telescopic cylinder horizontally arranged at an execution end of the second X-axis guide rail, a first rotating motor arranged at an execution end of the sixth telescopic cylinder, and an electric appliance accessory clamping plate arranged at an execution end of the first rotating motor. In the preferred embodiment, the electrical accessory transmission component is convenient for transporting the electrical accessories to each processing device and is not easy to shake, so that the whole set of processing flow can be completed conveniently.
Preferably, the PCB transmission part comprises a plurality of fixing rods symmetrically arranged on the worktable, a fixing plate arranged on the fixing rods, a third X-axis movable slide rail arranged on the fixing plate, a seventh telescopic cylinder horizontally arranged at an execution end of the third X-axis movable slide rail, a second rotating motor arranged at an execution end of the seventh telescopic cylinder, and a PCB clamping plate arranged at an execution end of the second rotating motor. In the preferred embodiment, the PCB transfer assembly facilitates clamping of the PCB while transferring the PCB to a subsequent processing step.
Compared with the prior art, the invention has the beneficial effects that:
the device can accurately position the electrical accessories before spot welding and check the welding spots after spot welding, thereby improving the yield of the integrated circuit.
This device passes through detection device discernment PCB circuit board and electrical accessories model, the model and the positive and negative of PCB circuit board discernment PCB circuit board are got by PCB circuit board transmission part clamp again to and adjustment welding one side up and transport along the direction of processing, electrical accessories discernment electrical accessories model is got by electrical accessories transmission part clamp again and is got this electrical accessories, and rotatory adjustment electrical accessories stitch orientation is upwards and transport along the direction of processing.
And the precise positioning of the welding spot is completed through the positioning device. The PCB transmission component transports the PCB to the position below the light source emission component, according to the direct light principle of light, the positions of all welding points can be obtained through signals received on the light source receiving plate and are uploaded to the controller, and the controller triggers the electric appliance accessory transmission component to transport the electric appliance accessories to the designated position, so that pins of the electric appliance accessories are accurately inserted into holes in the welding position of the PCB.
The spot welding operation is completed by the spot welding device. The transmission device transports the workpiece to be spot-welded to the position below the spot welding device, and the controller controls the spot welding device to complete spot welding so that welding spots are controlled on the back of the PCB. And detecting the spot welding condition through a welding spot inspection device. The transmission device transports the workpiece subjected to spot welding to the position below the emitter of the welding spot inspection light source, and according to the direct light principle of light, the welding condition can be obtained through signals received by the welding spot inspection light source receiving plate and fed back to the controller.
And distinguishing finished products from defective products through a sorting device. The conveying device conveys the workpieces to the lower portion of the sorting claw clamp, the controller triggers the sorting device according to the feedback of the welding spot inspection device, and the sorting claw clamp grabs the workpieces and puts the workpieces into one side of a finished product of the sorting box or one side of a defective product.
The invention will be explained in detail below with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is an isometric view of the overall construction of the present invention;
FIG. 2 is an exploded view of the detection apparatus of the present invention;
FIG. 3 is an exploded view of the positioning device, spot welding device and transport device of the present invention;
FIG. 4 is an exploded view of the solder joint inspection device and the sorting device of the present invention;
FIG. 5 is a top view of the overall structure of the present invention;
FIG. 6 is a cross-sectional view of the overall construction of the present invention;
FIG. 7 is a cross-sectional view of a probing apparatus of the present invention;
fig. 8 is a cross-sectional view of a spot welding apparatus of the present invention.
Description of the drawings: 10. a work table; 20. a top plate; 30. a detection device; 31. a first backing plate; 32. a second backing plate; 33. a PCB circuit board detection component; 331. a third telescopic cylinder; 332. a PCB detection camera; 333. a PCB circuit board fixer; 3331. a limiting plate; 3332. a PCB circuit board fixing plate; 3333. a sliding shaft; 3334. a slide spring; 34. an electrical accessory detection component; 341. an electrical appliance accessory pin box; 342. an electrical accessory detector; 40. a positioning device; 41. a first Y-axis linear guide; 42. a first telescoping cylinder; 43. positioning a light source emitter; 44. a light source receiving plate; 50. a spot welding device; 51. a first X-axis linear guide; 52. a second Y-axis linear guide; 53. a second telescoping cylinder; 54. a spot welding head; 60. a solder joint inspection device; 61. a third Y-axis linear guide; 62. a fourth telescoping cylinder; 63. a solder joint inspection light source emitter; 64. a welding spot inspection light source receiving plate; 70. a sorting device; 71. a fourth Y-axis linear guide; 72. a fifth telescopic cylinder; 73. sorting claw tongs; 74. sorting boxes; 731. a motor; 732. claw tongs; 733. a hydraulic cylinder; 80. a transmission device; 81. a lifting electrical accessory transmission component; 811. a pneumatic cylinder; 812. a lifting plate; 813. a second X-axis guide rail; 814. a sixth telescoping cylinder; 815. a first rotating electrical machine; 816. an electrical appliance accessory clamp plate; 82. a PCB circuit board transmission component; 821. fixing the rod; 822. a fixing plate; 823. a third X-axis moving slide rail; 824. a seventh telescopic cylinder; 825. a second rotating electrical machine; 826. PCB splint.
Detailed Description
In order to facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
With particular reference to fig. 1, 2, 5, 6, and 7, in a preferred embodiment of the present invention, a small spot welding device for processing electrical components includes a worktable 10, and a top plate 20 connected to an upper surface of the worktable 10 via a vertical plate, wherein a detecting device 30, a positioning device 40, a spot welding device 50, a solder joint inspecting device 60, and a sorting device 70 are sequentially disposed at a bottom of the top plate 20, a transmission device 80 is disposed on the worktable 10, the detecting device 30 includes a first pad 31, a second pad 32, a PCB detecting part 33 disposed on the first pad 31, and an electrical component detecting part 34 disposed on the second pad 32, the PCB detecting part 33 includes a third telescopic cylinder 331 disposed at a bottom of the top plate 20, and a PCB detecting camera 332 disposed at an executing end of the third telescopic cylinder 331, and a PCB circuit board fixer 333 provided on the first pad 31, the PCB circuit board fixer 333 including limiting plates 3331 symmetrically provided on the first pad 31, a PCB fixing plate 3332 symmetrically arranged between the two limiting plates 3331, two sliding shafts 3333 arranged between the two limiting plates 3331 and penetrating the PCB fixing plate 3332, and a sliding spring 3334 sleeved on the outer wall of the sliding shaft 3333 and located between the position-limiting plate 3331 and the PCB fixing plate 3332, wherein the lifting type electrical equipment detecting member 34 includes an electrical equipment pin box 341 disposed on the second pad 32, and an electrical equipment detector 342 connected to the electrical equipment pin box 341, the positioning device 40 includes a first Y-axis linear guide 41 disposed at the bottom of the top plate 20, a first telescopic cylinder 42 disposed at the execution end of the first Y-axis linear guide 41, a positioning light source emitter 43 disposed at the execution end of the first telescopic cylinder 42, and a light source receiving plate 44 provided on the table 10 and located below the positioning light source transmitter 43.
It should be noted that, in this embodiment, the PCB is placed in the PCB detection component 33, the PCB information is identified and uploaded to the controller, the controller triggers the PCB transmission component 82 to transmit the PCB to the subsequent processing process, the electrical accessories are placed in the electrical accessory pin box 341, the electrical accessory detector 342 identifies the type information of the electrical accessory and uploads the type information to the controller, the controller triggers the lifting electrical accessory transmission component 81 to transmit the electrical accessory to the positioning device 40, after the PCB enters the positioning device 40, the positioning light source emitter 43 emits direct light to pass through the PCB to the light source receiving plate 44 to obtain the position information of the solder joint hole and feed back the controller, and the controller triggers the lifting electrical accessory transmission component 81 to transport the electrical accessory to the designated solder joint hole position;
further, when the PCB detection part 33 works, the PCB fixer 333 fixes the PCB, and when the PCB is fixed, the sliding spring 3334 provides a certain force to the limiting plate 3331 and the PCB fixing plate 3332 to clamp the PCB, and after the fixing is completed, the third telescopic cylinder 331 drives the PCB detection camera 332 to move along the Z-axis direction, so as to detect information of the PCB and upload the information to the controller;
further, when the electrical accessory detection component 34 works, pins of the electrical accessory are inserted into the electrical accessory pin box 341, and the electrical accessory detector 342 is electrified to detect current, voltage and resistance data of the electrical accessory, so that the model of the electrical accessory is obtained and uploaded to the controller;
further, when the positioning light source emitter 43 works, the first Y-axis linear guide rail 41 drives the first telescopic cylinder 42 to perform linear motion along the Y-axis, the first telescopic cylinder 42 drives the positioning light source emitter 43 to perform linear motion along the Z-axis, the positioning light source emitter 43 emits linear light to irradiate the light source receiving board 44 through the PCB, and the light source receiving board 44 determines the position of a welding spot hole according to the light transmission condition and uploads the welding spot hole position to the controller.
Referring to fig. 1, 3, 4, 5, 6 and 8, in another preferred embodiment of the present invention, the spot welding device 50 includes a first X-axis linear guide 51 symmetrically disposed at the bottom of the top plate 20, a second Y-axis linear guide 52 having two ends respectively connected to the executing end of the first X-axis linear guide 51, a second telescopic cylinder 53 disposed at the executing end of the second Y-axis linear guide 52, and a spot welding head 54 disposed at the executing end of the second telescopic cylinder 53, the spot welding inspection device 60 includes a third Y-axis linear guide 61 disposed at the bottom of the top plate 20, a fourth telescopic cylinder 62 disposed at the executing end of the third Y-axis linear guide 61, a spot welding inspection light source emitter 63 disposed at the executing end of the fourth telescopic cylinder 62, and a spot welding inspection light source receiving plate 64 disposed on the worktable 10 and below the spot welding inspection light source emitter 63, the sorting device 70 includes a fourth Y-axis linear guide 71 disposed at the bottom of the top plate 20, the sorting claw pincers 73 comprise a motor 731 arranged at the execution end of the fifth telescopic cylinder 72, two claw pincers 732 symmetrically arranged on the outer wall of the motor 731, and a hydraulic cylinder 733 arranged on the outer wall of one of the claw pincers 732 and hinged to the outer wall of the other claw pincers 732 at the execution end, wherein the fifth telescopic cylinder 72 is arranged at the execution end of the fourth Y-axis linear guide rail 71, the sorting claw pincers 73 are arranged on the workbench 10 and positioned below the sorting claw pincers 73, and the sorting claw pincers 73 comprise a motor 731 arranged at the execution end of the fifth telescopic cylinder 72, two claw pincers 732 symmetrically arranged on the outer wall of the motor 731.
It should be noted that, in this embodiment, after the PCB enters the spot welding device 50, the spot welding head 54 starts spot welding on the PCB and the connection position of the electrical equipment according to the signal of the controller, the transmission device 80 transmits the PCB to the spot welding inspection device 60 after the spot welding is completed, the spot welding inspection light source emitter 63 emits a linear light to pass through the workpiece after the spot welding to the spot welding inspection light source receiving plate 64, and according to the optical information received by the spot welding inspection light source receiving plate 64, it is checked whether the workpiece is welded, rosin joint, wrong welding, etc., and the information is uploaded to the controller, and then the workpiece is transmitted to the sorting device 70 by the transmission device 80, and the sorting claw 73 picks up the workpiece according to the signal of the controller and places the workpiece on the finished product side or defective side of the sorting box 74;
further, when the spot welding device 50 works, the controller triggers the first X-axis linear guide rail 51 to drive the second Y-axis linear guide rail 52 to make linear motion along the X-axis direction, the second Y-axis linear guide rail 52 drives the second telescopic cylinder 53 to make linear motion along the Y-axis direction, and the second telescopic cylinder 53 drives the spot welding head 54 to make linear motion along the Z-axis direction, so as to realize accurate spot welding of welding spots;
further, when the welding spot inspection device 60 works, according to a controller signal, the third Y-axis linear guide rail 61 drives the fourth telescopic cylinder 62 to make linear motion along the Y-axis, the fourth telescopic cylinder 62 drives the welding spot inspection light source emitter 63 to make linear motion along the Z-axis, and the welding spot inspection light source emitter 63 emits a linear light beam to pass through a workpiece and irradiate towards the welding spot inspection light source receiving plate 64;
further, when the sorting device 70 works, according to a signal of the controller, the fourth Y-axis linear guide 71 drives the fifth telescopic cylinder 72 to perform linear motion along the Y-axis direction, the fifth telescopic cylinder 72 drives the sorting claws 73 to perform linear motion along the Z-axis direction, the motor 731 drives the claws 732 to rotate, and the hydraulic cylinder 733 drives the two claws 732 to move closer to or away from each other, so as to grasp or put down the workpiece.
Referring to fig. 1, 3, 5 and 6, in another preferred embodiment of the present invention, the transmission device 80 is disposed on the worktable 10, the transmission device 80 includes a PCB transmission part 82 disposed on the worktable 10, and a lifting electrical equipment transmission part 81 disposed on the worktable 10 and under the PCB transmission part 82, the lifting electrical equipment transmission part 81 includes a plurality of pneumatic cylinders 811 symmetrically disposed on the worktable 10, a lifting plate 812 disposed at an execution end of the pneumatic cylinders 811, a second X-axis guide 813 disposed on the lifting plate 812, a sixth telescopic cylinder 814 horizontally disposed at an execution end of the second X-axis guide 813, a first rotating motor 815 disposed at an execution end of the sixth telescopic cylinder 814, and an electrical equipment clamping plate 816 disposed at an execution end of the first rotating motor 815, the PCB transmission part 82 includes a plurality of fixing rods 821 symmetrically disposed on the worktable 10, a fixing plate 822 arranged on the fixing rod 821, a third X-axis movable sliding rail 823 arranged on the fixing plate 822, a seventh telescopic cylinder 824 horizontally arranged at the execution end of the third X-axis movable sliding rail 823, a second rotating motor 825 arranged at the execution end of the seventh telescopic cylinder 824, and a PCB clamp plate 826 arranged at the execution end of the second rotating motor 825.
It should be noted that, in this embodiment, the PCB transmission component 82 clamps the PCB according to the controller model and adjusts the solder joint orientation of the PCB, and moves the PCB to sequentially complete the subsequent processing, the lifting electrical accessory transmission component 81 clamps the electrical accessories according to the controller signal and adjusts the orientation of the spot welding pins of the electrical accessories, and moves the electrical accessories to the PCB welding position to assist the PCB transmission component 82 to sequentially complete the subsequent processing;
further, when the PCB transmission component 82 works, the third X-axis moving slide rail 823 drives the seventh telescopic cylinder 824 to move along the Y-axis direction, the seventh telescopic cylinder 824 drives the second rotating motor 825 to move along the X-axis direction, the second rotating motor 825 drives the PCB clamp plate 826 to rotate, according to a processor signal, the PCB transmission component 82 clamps the PCB and adjusts the orientation of the PCB to enable one side of a welding spot to face upward, and simultaneously moves into the positioning device 40, after the positioning is completed, the PCB is moved into the spot welding device 50 to assist in completing the spot welding to obtain a processed workpiece, the workpiece is moved into the spot welding inspection device 60 to assist in completing the inspection of the welding spot of the workpiece, and finally the workpiece is taken away by the sorting device 70;
further, when the transmission component 81 of the lifting type electrical appliance accessory works, the plurality of pneumatic cylinders 811 drive the lifting plate 812 to make linear motion along the Z-axis direction, the second X-axis guide rail 813 on the lifting plate 812 makes linear motion along the Z-axis direction along with the lifting plate 812, the second X-axis guide rail 813 drives the sixth telescopic cylinder 814 to make linear motion along the X-axis, the sixth telescopic cylinder 814 drives the first rotating motor 815 to make linear motion along the Y-axis, the first rotating motor 815 drives the clamp plate 816 of the electrical appliance accessory to make rotating motion, according to the processor signal, the transmission component 81 of the lifting type electrical appliance accessory clamps the electrical appliance accessory and rotates until the spot welding pins of the electrical appliance accessory face upward, moves the electrical appliance accessory to the positioning device 40, precisely inserts the electrical appliance accessory into the spot welding hole according to the controller signal, and synchronously moves with the transmission component 82 of the PCB circuit board to the spot welding device 50 to complete spot welding.
The specific process of the invention is as follows:
the model 342 of the electrical appliance accessory detector is 'UTD 2102 CEX', the model of the PCB circuit board detection camera 332 is 'L1M-LA-D20-FOV 85-880', the model of the positioning light source emitter 43 is 'L4046A 2525', the model of the light source receiving board 44 is '2 DU 3', the model of the welding spot inspection light source emitter 63 is 'C4046A 2525', the model of the welding spot inspection light source receiving board 64 is 'OE-200-IN 1', and the model of the controller is 'GQ 3U-14MT-4 AD-2D'.
The specific process of the invention is as follows:
placing the PCB and the electrical accessories in the detection device 30, identifying the type of the PCB by the PCB detection component 33, identifying the type of the electrical accessories by the electrical accessories detection component 34, uploading the type of the electrical accessories to the controller, and triggering the transmission device 80 by the controller to transmit the PCB and the electrical accessories;
when the PCB detection part 33 works, the PCB fixer 333 fixes the PCB, and when the PCB is fixed, the sliding spring 3334 provides a certain force to the limiting plate 3331 and the PCB fixing plate 3332 to clamp the PCB, and meanwhile, the third telescopic cylinder 331 drives the PCB detection camera 332 to move in the Z-axis direction, so as to detect the information of the PCB and upload the information to the controller;
when the electrical accessory detection component 34 works, pins of the electrical accessory are inserted into the electrical accessory pin box 341, and the electrical accessory detector 342 is electrified to detect the current, voltage and resistance data of the electrical accessory, so that the model of the electrical accessory is obtained and uploaded to the controller;
the controller triggers the transmission device 80 to work, the PCB transmission component 82 clamps the PCB and adjusts the surface of the welding spot to be upward, and simultaneously transports the PCB to the positioning device 40, the lifting type electric appliance accessory transmission component 81 clamps the electric appliance accessory and adjusts the electric appliance accessory to be upward, and simultaneously transports the PCB to the positioning device 40;
when the PCB transmission part 82 works, the third X-axis movable sliding rail 823 drives the seventh telescopic cylinder 824 to move along the Y-axis direction, the seventh telescopic cylinder 824 drives the second rotating motor 825 to move along the X-axis direction, the second rotating motor 825 drives the PCB clamp plate 826 to rotate, according to a processor signal, the PCB transmission part 82 clamps the PCB and adjusts the orientation of the PCB to enable one side of a welding spot to face upwards, and moves the PCB into the positioning device 40, and after the positioning is completed, the PCB is moved into the spot welding device 50 to assist the spot welding device 50 to complete spot welding to obtain a processed workpiece, and the workpiece is moved into the welding spot inspection device 60;
when the lifting type electric appliance accessory transmission component 81 works, the plurality of pneumatic cylinders 811 drive the lifting plate 812 to do linear motion along the Z-axis direction, the second X-axis guide rail 813 on the lifting plate 812 follows the lifting plate 812 to do linear motion along the Z-axis direction, the second X-axis guide rail 813 drives the sixth telescopic cylinder 814 to do linear motion along the X-axis, the sixth telescopic cylinder 814 drives the first rotating motor 815 to do linear motion along the Y-axis, the first rotating motor 815 drives the electric appliance accessory clamping plate 816 to do rotating motion, according to a processor signal, the lifting type electric appliance accessory transmission component 81 clamps an electric appliance accessory and rotates until the spot welding pins of the electric appliance accessory face upwards, and the electric appliance accessory is moved into the positioning device 40;
the positioning device 40 accurately positions the welding spot position of the PCB and uploads the positioning information to the controller, and the controller triggers the lifting type electric appliance accessory transmission component 81 to move an electric appliance accessory and accurately insert the electric appliance accessory into a welding spot hole;
when the positioning device 40 works, the first Y-axis linear guide rail 41 drives the first telescopic cylinder 42 to do linear motion along the Y-axis, the first telescopic cylinder 42 drives the positioning light source emitter 43 to do linear motion along the Z-axis, the positioning light source emitter 43 emits linear light to irradiate the light source receiving board 44 through the PCB, and the light source receiving board 44 determines the position of a welding spot hole according to the light transmission condition and uploads the welding spot hole to the controller;
after the embedding of the PCB and the electrical fittings is completed, the transmission device 80 transmits the embedded PCB and the electrical fittings to the spot welding device 50, and the spot welding head 54 starts spot welding on the connecting positions of the PCB and the electrical fittings according to the signals of the controller;
when the spot welding device 50 works, according to a controller signal, the first X-axis linear guide rail 51 drives the second Y-axis linear guide rail 52 to make linear motion along the X-axis direction, the second Y-axis linear guide rail 52 drives the second telescopic cylinder 53 to make linear motion along the Y-axis direction, and the second telescopic cylinder 53 drives the spot welding head 54 to make linear motion along the Z-axis direction, so as to realize accurate spot welding on a welding spot;
the workpiece after spot welding is transmitted to the spot welding inspection device 60 by the transmission device 80, the spot welding inspection light source emitter 63 emits linear light to pass through the workpiece after spot welding to the spot welding inspection light source receiving plate 64, whether the workpiece is welded in a missing mode, in a false mode, in a wrong mode and the like is inspected according to optical information received by the spot welding inspection light source receiving plate 64, and the information is uploaded to the controller;
when the welding spot inspection device 60 works, the third Y-axis linear guide rail 61 drives the fourth telescopic cylinder 62 to do linear motion along the Y axis according to a controller signal, the fourth telescopic cylinder 62 drives the welding spot inspection light source emitter 63 to do linear motion along the Z axis, and the welding spot inspection light source emitter 63 emits a linear light beam which penetrates through a workpiece and irradiates to the welding spot inspection light source receiving plate 64;
the controller triggers the sorting device 70 according to the signal of the welding spot inspection device 60, and the sorting claw 73 clamps the workpiece according to the signal of the controller and places the workpiece on one side of the finished product or one side of the defective product of the sorting box 74;
when the sorting device 70 works, according to a signal of the controller, the fourth Y-axis linear guide rail 71 drives the fifth telescopic cylinder 72 to make linear motion along the Y-axis direction, the fifth telescopic cylinder 72 drives the sorting claws 73 to make linear motion along the Z-axis direction, the motor 731 drives the claws 732 to rotate, and the hydraulic cylinder 733 drives the two claws 732 to make approaching or separating actions with each other, so as to grab or put down a workpiece, and distinguish a finished product from a defective product with the processed workpiece.
The invention is described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the above-described embodiments, and it is within the scope of the invention to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.
Claims (10)
1. A small spot welding device for processing electrical accessories comprises a workbench (10) and a top plate (20) connected with the upper surface of the workbench (10) through a vertical plate, and is characterized in that a detection device (30), a positioning device (40), a spot welding device (50), a welding spot inspection device (60) and a sorting device (70) are sequentially arranged at the bottom of the top plate (20), a transmission device (80) is arranged on the workbench (10), and the transmission device (80) comprises a PCB transmission part (82) arranged on the workbench (10) and a lifting electrical accessory transmission part (81) arranged on the workbench (10) and positioned at the lower part of the PCB transmission part (82);
the positioning device (40) comprises a first Y-axis linear guide rail (41) arranged at the bottom of the top plate (20), a first telescopic cylinder (42) arranged at an execution end of the first Y-axis linear guide rail (41), a positioning light source emitter (43) arranged at the execution end of the first telescopic cylinder (42), and a light source receiving plate (44) arranged on the workbench (10) and positioned at the lower part of the positioning light source emitter (43), and the positioning device (40) is used for detecting the position of a welding hole of a PCB (printed circuit board) so as to enable the lifting type electric appliance accessory transmission component (81) to accurately move an electric appliance accessory to a welding position;
the spot welding device (50) comprises a first X-axis linear guide rail (51) symmetrically arranged at the bottom of the top plate (20), a second Y-axis linear guide rail (52) with two ends respectively connected with an execution end of the first X-axis linear guide rail (51), a second telescopic cylinder (53) arranged at an execution end of the second Y-axis linear guide rail (52), and a spot welding head (54) arranged at an execution end of the second telescopic cylinder (53).
2. The small spot welding device for processing electrical accessories according to claim 1, wherein the detecting device (30) comprises a first pad (31) and a second pad (32) which are arranged in sequence from top to bottom and connected with the upper surface of the workbench (10) through a supporting column, a PCB detecting part (33) arranged on the first pad (31), and an electrical accessory detecting part (34) arranged on the second pad (32).
3. The small spot welding device for processing the electric appliance accessories is characterized in that the PCB detection component (33) comprises a third telescopic cylinder (331) arranged at the bottom of the top plate (20), a PCB detection camera (332) arranged at an execution end of the third telescopic cylinder (331), and a PCB fixing device (333) arranged on the first backing plate (31), wherein the PCB detection component (33) is used for detecting the type and the front and back of a PCB.
4. The spot welding device of claim 3, wherein the PCB fixer (333) comprises two symmetrical limiting plates (3331) disposed on the first pad (31), two symmetrical PCB fixing plates (3332) disposed between the two limiting plates (3331), two sliding shafts (3333) disposed between the two limiting plates (3331) and penetrating through the PCB fixing plates (3332), and a sliding spring (3334) sleeved on the outer wall of the sliding shaft (3333) and located between the limiting plates (3331) and the PCB fixing plates (3332).
5. The small spot welding device for electrical accessory machining according to claim 2, wherein the electrical accessory detection part (34) comprises an electrical accessory pin box (341) arranged on the second base plate (32), and an electrical accessory detector (342) connected with the electrical accessory pin box (341), and the electrical accessory detection part (34) is used for detecting the voltage, rated current and resistance information of the electrical accessory so as to obtain the model of the electrical accessory.
6. The spot welding device for electrical equipment machining according to claim 1, wherein the spot welding inspection device (60) comprises a third Y-axis linear guide rail (61) disposed at the bottom of the top plate (20), a fourth telescopic cylinder (62) disposed at an execution end of the third Y-axis linear guide rail (61), a spot welding inspection light source emitter (63) disposed at an execution end of the fourth telescopic cylinder (62), and a spot welding inspection light source receiving plate (64) disposed on the worktable (10) and below the spot welding inspection light source emitter (63).
7. The spot welding device for processing electrical accessories of claim 1, wherein the sorting device (70) comprises a fourth Y-axis linear guide (71) arranged at the bottom of the top plate (20), a fifth telescopic cylinder (72) arranged at an executing end of the fourth Y-axis linear guide (71), a sorting claw (73) arranged at an executing end of the fifth telescopic cylinder (72), and a sorting box (74) arranged on the workbench (10) and positioned below the sorting claw (73).
8. The small spot welding device for processing electrical accessories is characterized in that the sorting claw (73) comprises a motor (731) arranged at the execution end of the fifth telescopic cylinder (72), two claws (732) symmetrically arranged on the outer wall of the motor (731), and a hydraulic cylinder (733) arranged on the outer wall of one claw (732) and hinged to the outer wall of the other claw (732) at the execution end.
9. The small spot welding device for processing the electric fittings according to claim 1, wherein the lifting type electric fitting transmission part (81) comprises a plurality of pneumatic cylinders (811) symmetrically arranged on the workbench (10), a lifting plate (812) arranged at the execution end of the pneumatic cylinders (811), a second X-axis guide rail (813) arranged on the lifting plate (812), a sixth telescopic cylinder (814) horizontally arranged at the execution end of the second X-axis guide rail (813), a first rotating motor (815) arranged at the execution end of the sixth telescopic cylinder (814), and an electric fitting clamping plate (816) arranged at the execution end of the first rotating motor (815).
10. The spot welding device of claim 1, wherein the PCB circuit board transmission member (82) comprises a plurality of fixing rods (821) symmetrically disposed on the working table (10), a fixing plate (822) disposed on the fixing rods (821), a third X-axis movable sliding rail (823) disposed on the fixing plate (822), a seventh telescopic cylinder (824) horizontally disposed at an execution end of the third X-axis movable sliding rail (823), a second rotating motor (825) disposed at an execution end of the seventh telescopic cylinder (824), and a PCB clamp plate (826) disposed at an execution end of the second rotating motor (825).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210861749.XA CN115070153A (en) | 2022-07-22 | 2022-07-22 | Small-size work piece spot welding device of electrical accessories processing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210861749.XA CN115070153A (en) | 2022-07-22 | 2022-07-22 | Small-size work piece spot welding device of electrical accessories processing |
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| CN115070153A true CN115070153A (en) | 2022-09-20 |
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| CN202210861749.XA Pending CN115070153A (en) | 2022-07-22 | 2022-07-22 | Small-size work piece spot welding device of electrical accessories processing |
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