CN113305484B - Motor commutator welding equipment - Google Patents
Motor commutator welding equipment Download PDFInfo
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- CN113305484B CN113305484B CN202110483085.3A CN202110483085A CN113305484B CN 113305484 B CN113305484 B CN 113305484B CN 202110483085 A CN202110483085 A CN 202110483085A CN 113305484 B CN113305484 B CN 113305484B
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- welding
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- workbench
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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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
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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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
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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
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/70—Auxiliary operations or equipment
-
- 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
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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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0461—Welding tables
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Abstract
The invention provides motor commutator welding equipment which comprises a workbench, a first clamping assembly and a welding device, wherein the workbench is provided with a first clamping assembly; the first clamping component is arranged on the workbench; the first clamping assembly comprises a first clamping device and a first rotating device for controlling the first clamping device to rotate; the first clamping device is used for clamping the rotor shaft; the welding device is arranged on the workbench and is used for welding the connecting pins of the reverser. The invention has the advantages of improving the convenience, consistency and welding efficiency of the welding process of the commutator.
Description
Technical Field
The invention relates to the technical field of motor production, in particular to motor commutator welding equipment.
Background
In the motor production process, the windings of the motor rotor are required to be connected with the commutator in the following connection mode: the motor rotor shaft (the rotor shaft passes through the commutator, the motor rotor winding is provided with a plurality of outgoing lines, the commutator is provided with a plurality of C-shaped or C-shaped-like connecting pin structures (also called copper bars, bent pins and the like, the specific manufacturing materials of which are determined according to the requirements, and are usually metal, and the copper bars and the bent pins are used as conductive connecting structures for connecting the rotor winding), and the outgoing lines of the rotor winding bypass the corresponding connecting pins and are fixed, so that thereby the butt joint is realized.
Disclosure of Invention
Based on the problems, caused by manual welding of the commutator connecting pins and the rotor winding outgoing lines in the prior art, the convenience, the consistency and the welding efficiency of the welding process are deficient, and the invention provides motor commutator welding equipment, which has the following specific technical scheme:
a motor commutator welding apparatus includes
A work table;
the first clamping assembly is arranged on the workbench; the first clamping assembly comprises a first clamping device and a first rotating device for controlling the first clamping device to rotate; the first clamping device is used for clamping the rotor shaft;
and the welding device is arranged on the workbench and is used for welding the connecting pins of the reverser.
According to the motor commutator welding equipment, the rotor shaft is clamped by the first clamping device through the first clamping device; the first clamping device is controlled to rotate through the first rotating device, so that the rotor shaft rotates relative to the workbench, and further the commutator rotates; through being provided with welding set, welding set cooperates with first clamping assembly, through the rotation of first clamping assembly centre gripping and control commutator, realizes that welding set welds every connecting leg of commutator, has improved welding process's convenience, continuity and welding efficiency.
Further, the welding device comprises a first frame, a welding assembly and a driving assembly for driving the welding assembly to move up and down; the driving assembly is arranged on the first rack.
Further, the driving assembly comprises a lifting device, a sliding block and a guide rail which is arranged in the vertical direction; the sliding block is in sliding connection with the guide rail; the body of the lifting device is connected with the first rack, and the output end of the lifting device is connected with the welding assembly.
Further, the welding assembly comprises a mounting frame and a welding gun; the mounting frame is connected with the sliding block; and the welding gun is arranged on the mounting frame.
Further, the device also comprises a conveying device and a feeding device; the conveying device is used for conveying the reverser; the feeding device is used for clamping the reverser positioned on the conveying device and conveying the reverser to the first clamping device; the conveying device, the feeding device and the workbench are sequentially arranged along the conveying direction of the reverser.
Further, the conveying device comprises a second rack, a transmission belt, a main transmission shaft, an auxiliary transmission shaft and a driving device for driving the main transmission shaft to rotate; the main transmission shaft and the auxiliary transmission shaft are both rotationally connected to the second rack, the main transmission shaft and the auxiliary transmission shaft are arranged in parallel, and the transmission belt is wound on the main transmission shaft and the auxiliary transmission shaft; the driving device is arranged on the second rack.
Further, a second clamping assembly is further arranged on the workbench, and the second clamping assembly is arranged on the workbench; the second clamping assembly comprises a second clamping device and a second rotating device for controlling the second clamping device to rotate; the second clamping device is used for clamping one end, far away from the first clamping device, of the rotor shaft, and the second clamping device moves synchronously with the first clamping device.
Further, the feeding device comprises a control console and a mechanical arm arranged on the control console, and the mechanical arm is in communication connection with the control console; the mechanical arm is used for clamping the reverser positioned on the conveying device and conveying the reverser to the first clamping device.
Further, the first clamping device and the second clamping device are located on the same straight line.
Further, a sliding rail is arranged on the workbench, one end of the sliding rail extends towards the first clamping assembly, and the second clamping assembly is in sliding connection with the sliding rail.
Drawings
The invention will be further understood from the following description taken in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.
FIG. 1 is a schematic diagram of a motor commutator welding apparatus according to an embodiment of the present invention;
FIG. 2 is a second schematic diagram of a motor commutator welding apparatus according to an embodiment of the invention;
FIG. 3 is a schematic view of a motor commutator welding apparatus according to an embodiment of the present invention;
FIG. 4 is a schematic view of a portion of a motor commutator welding apparatus according to an embodiment of the invention;
FIG. 5 is a second schematic view of a portion of a motor commutator welding apparatus according to an embodiment of the invention;
FIG. 6 is a schematic cross-sectional view of a nozzle tip of a motor commutator welding apparatus according to an embodiment of the present invention;
fig. 7 is a schematic top view of a cooling device of a motor commutator welding apparatus according to an embodiment of the invention.
Reference numerals illustrate:
1-a workbench; 2-a first clamping assembly; 21-a first clamping device; 3-rotor shaft; 4-a welding device; 41-a first rack; 42-a drive assembly; 43-mounting rack; 44-welding gun; 5-a conveying device; 6-a mechanical arm; 7-a second clamping assembly; 71-a second clamping device; 8-circular tracks; 9-a power source; 10-spraying structure; 101-a spray head; 102-cooling tank; 103-a base; 104-a one-way bearing; 105-rotating wheel; 11-a commutator; 12-connecting pins; 13-a storage cabinet; 131-a housing; 132-telescoping device; 133-cover plate; 134-bearing blocks; 135-connecting rods; 136-a baffle; 137-pushing bar.
Detailed Description
The present invention will be described in further detail with reference to the following examples thereof in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the detailed description and specific examples are intended for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. 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. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
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. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The terms "first" and "second" in this specification do not denote a particular quantity or order, but rather are used for distinguishing between similar or identical items.
As shown in fig. 1 to 3, a motor commutator 11 welding apparatus according to an embodiment of the present invention includes a table 1, a first clamping assembly 2, and a welding device 4; the first clamping component 2 is arranged on the workbench 1; the first clamping assembly 2 comprises a first clamping device 21 and a first rotating device for controlling the rotational movement of the first clamping device 21; the first clamping device 21 is used for clamping the rotor shaft 3; the welding device 4 is arranged on the workbench 1, and the welding device 4 is used for welding the connecting pins 12 of the commutator 11.
The welding equipment of the motor commutator 11 is provided with a first clamping device 21, and the rotor shaft 3 is clamped by the first clamping device 21; the rotation of the rotor shaft 3 relative to the workbench 1 is realized by arranging a first rotating device and controlling the first clamping device 21 to rotate through the first rotating device, and the rotation of the commutator 11 is further realized; through being provided with welding set 4, welding set 4 cooperates with first clamping assembly 2, through the rotation of first clamping assembly 2 centre gripping and control commutator 11, realizes that welding set 4 welds every connecting leg 12 of commutator 11, has improved welding process's convenience, continuity and welding efficiency.
In one embodiment, the welding device 4 comprises a first frame 41, a welding assembly and a driving assembly 42 for driving the welding assembly to move up and down; the driving assembly 42 is mounted on the first frame 41. In this way, the lifting movement of the welding assembly is controlled by the driving assembly 42, so that the welding of each connecting pin 12 of the commutator 11 is realized, and the welding continuity is improved.
In one embodiment, the driving assembly 42 includes a lifting device, a slider, and a guide rail disposed in a vertical direction; the sliding block is in sliding connection with the guide rail; the body of the lifting device is connected with the first frame 41, and the output end of the lifting device is connected with the welding assembly. So, through being provided with guide rail, slider and elevating gear, wherein, the guide rail is vertical direction setting, guarantees welding assembly along guide rail elevating movement, improves welded continuity.
In one embodiment, the welding assembly includes a mounting bracket 43 and a welding gun 44; the mounting frame 43 is connected with the sliding block; the welding gun 44 is mounted on the mounting frame 43. Thus, the lifting movement of the welding gun 44 is realized by being provided with the mounting frame 43 and the welding gun 44 is mounted on the sliding block through the mounting frame 43.
In one embodiment, the motor commutator 11 welding equipment further comprises a conveying device 5 and a feeding device; the conveying device 5 is used for conveying the reverser 11; the feeding device is used for clamping the reverser 11 positioned on the conveying device 5 and conveying the reverser to the first clamping device 21; the conveying device 5, the feeding device and the workbench 1 are sequentially arranged along the conveying direction of the reverser 11. In this way, by providing the conveying device 5 and the feeding device, the commutator 11 to be welded is conveyed to the designated position by the conveying device 5, and the commutator 11 to be welded is conveyed to the first clamping device 21 by the feeding device. The conveying device 5 and the feeding device replace manual labor force, and the conveying efficiency of the reverser 11 is improved.
In one embodiment, the conveying device 5 comprises a second rack, a driving belt, a main driving shaft, an auxiliary driving shaft and a driving device for driving the main driving shaft to rotate; the main transmission shaft and the auxiliary transmission shaft are both rotationally connected to the second rack, the main transmission shaft and the auxiliary transmission shaft are arranged in parallel, and the transmission belt is wound on the main transmission shaft and the auxiliary transmission shaft; the driving device is arranged on the second rack. Thus, by providing the transmission belt, stable conveyance of the commutator 11 is ensured.
In one embodiment, the workbench 1 is further provided with a second clamping assembly 7, and the second clamping assembly 7 is arranged on the workbench 1; the second clamping assembly 7 comprises a second clamping device 71 and a second rotating device for controlling the rotation of the second clamping device 71; the second clamping device 71 is used for clamping one end of the rotor shaft 3 away from the first clamping device 21, and the second clamping device 71 moves synchronously with the first clamping device 21. Thus, by being provided with the second clamping assembly 7, the stability of the commutator 11 during clamping and rotation is improved and the welding precision is improved by utilizing the cooperation of the second clamping assembly 7 and the first clamping assembly 2.
In one embodiment, the feeding device comprises a console and a mechanical arm 6 arranged on the console, and the mechanical arm 6 is in communication connection with the console; the mechanical arm 6 is used for clamping the commutator 11 on the conveying device 5 and conveying the commutator to the first clamping device 21. Thus, by providing the robot arm 6, the commutator 11 is placed on the first clamping device 21 instead of manually.
In one embodiment, the first clamping device 21 and the second clamping device 71 are positioned on the same line. So, guarantee the firm centre gripping of rotor shaft 3 and do not produce the skew, guarantee welding precision.
In one embodiment, a sliding rail is provided on the working table 1, one end of the sliding rail extends towards the first clamping component 2, and the second clamping component 7 is slidably connected with the sliding rail. In this way, through being provided with the slide rail, realize the regulation of interval between first clamping component 2 and the second clamping component 7 to satisfy the centre gripping of not unidimensional rotor shaft 3.
In one embodiment, as shown in fig. 4 to 5, the motor commutator 11 welding apparatus further includes a storage cabinet 13; the storage cabinet 13 comprises a shell 131, a telescopic device 132, a switch assembly and a connecting assembly; a cavity is formed in the outer shell 131, and an opening communicated with the cavity is formed in the top of the outer shell 131; the telescoping device 132, the switch assembly and the connection assembly are all located within the cavity; the shell 131 is also provided with a cover plate 133 which can be turned over to cover the opening; the connecting assembly comprises a bearing seat 134 and a connecting rod 135 rotatably connected with the bearing seat 134; the telescopic device 132 comprises a telescopic member and a cylinder body for controlling the telescopic member to reciprocate along the vertical direction, the cylinder body is arranged on the inner wall of the housing 131, one end of the telescopic member is connected with the output end of the cylinder body, and the other end of the telescopic member is hinged with one end of the connecting rod 135; the switch assembly includes a baffle 136 and a pusher bar 137; one end surface of the baffle 136 is attached to the inner wall of the housing 131 and can move relative to the inner wall of the housing 131, and the other end surface of the baffle 136 is connected with the cover plate 133; one end of the pushing rod 137 is hinged to one end of the connecting rod 135 away from the telescopic member, and the other end of the pushing rod 137 is hinged to the baffle 136. In this way, the turning state of the cover plate 133 is controlled by the lifting movement of the shutter 136.
In one embodiment, the welding gun 44 has a laser irradiation section that irradiates laser light; a visible light sensor that detects the emission intensity of visible light emitted from a welded portion welded by the laser beam emitted from the laser beam emitting portion; and a control unit configured to switch an operation of the laser irradiation unit between a welding mode in which the connection leg 12 of the laser welding commutator 11 is irradiated and an inspection mode in which the laser light is irradiated again as inspection light to the welding unit, wherein the control unit switches the operation of the laser irradiation unit to the inspection mode after the welding mode, and irradiates the laser light again from the laser irradiation unit as the inspection light to the welding unit, and detects a hole generated after welding based on a detection signal of the visible light sensor and based on a change in luminous intensity of the visible light emitted from the welding unit by the irradiation of the inspection light.
Further, the welding gun 44 is also provided with a high-speed camera and a processor; the processor comprises an image preprocessing module, an edge feature extraction module and an edge feature enhancement module; the image preprocessing module is used for reducing noise of a weld joint gray level image generated by the welding part; the edge feature extraction module is used for carrying out edge detection on the weld image; the edge characteristic enhancement module is used for detecting images on edges and improving edge continuity; the photo is processed through the module, so that people can judge welding quality conveniently through the welding seam.
In one embodiment, as shown in fig. 6 to 7, the workbench 1 is further provided with a cooling device, and the cooling device comprises an annular track 8, a power source 9 and a plurality of spraying structures 10; the spraying structure 10 is in sliding connection with the annular track 8, and the power source 9 is used for controlling the spraying structure 10 to move along the annular track 8; the annular track 8 and the power source 9 are both arranged on the workbench 1, and the spray heads 101 of the spray structure 10 face the reverser 11. In this way, further, by spraying the cooling liquid by the spraying structure 10, deformation of the commutator 11 caused by heating during welding is avoided.
The spraying structure 10 comprises a cooling tank 102, a base 103 and a spray head 101, wherein the base 103 is connected to the annular rail 8 in a sliding manner, the cooling tank 102 is arranged on the base 103, a liquid spraying cavity is arranged in the base 103, two ends of the liquid spraying cavity are respectively communicated with the cooling tank 102 and the spray head 101, and a hydraulic cylinder for pressurizing cooling liquid is connected in the cooling tank 102; the inside of the base 103 is rotatably connected with a rotating wheel 105 through a one-way bearing 104, the rotating wheel 105 comprises a cylindrical end and an opening end, the cylindrical end of the rotating wheel 105 is connected with a rubber sleeve, and the cylindrical end is in contact fit with the surface of a sliding rod through the rubber sleeve; the opening end is provided with a plurality of openings which are uniformly distributed along the circumference, the opening end is positioned in the liquid spraying cavity, and the cylindrical end part of the rotating wheel 105 stretches into the liquid spraying cavity to seal the liquid spraying cavity. In this way, during spraying, the hydraulic cylinder pressurizes the cooling liquid in the cooling tank 102, the cooling liquid enters the liquid spraying cavity under the pressure effect, the high-pressure cooling liquid generates thrust when contacting the opening end of the rotating wheel 105, the rotating wheel 105 can only rotate unidirectionally due to the arrangement of the unidirectional bearing 104, and the opening of the rotating wheel 105 moves in the rotating process to enable the cooling liquid to reach the spray head 101 along with the opening, so that the cooling liquid is sprayed; meanwhile, when the rotating wheel 105 rotates, the rubber sleeve is matched with the annular rail 8, and the friction force of the rubber sleeve and the annular rail 8 drives the base 103 to slide on the annular rail 8, so that the radial spraying position is changed in real time; the more the spray amount of the cooling liquid, the faster the rotating speed of the rotating wheel 105, the faster the pedestal 103 slides, so as to realize the uniformity of the cooling liquid spray.
In one embodiment, the first clamping device 21 and the second clamping device 71 are each three-jaw chucks.
Working principle:
firstly, a steering gear provided with a rotor shaft 3 is conveyed to the side of a feeding device through a conveying device 5; then, the robot arm 6 places both ends of the rotor shaft 3 at the first clamping device 21 and the second clamping device 71; subsequently, the first clamping device 21 and the second clamping device 71 respectively clamp the two ends of the rotor shaft 3, and the first clamping device 21 and the second clamping device 71 are respectively controlled to rotate under the action of the first rotating device and the second rotating device, so that the rotation of the commutator 11 is controlled; finally, the welding device 4 welds the connection pins 12 of the commutator 11, each connection pin 12 being welded as the commutator 11 rotates.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (1)
1. A motor commutator welding apparatus is characterized by comprising
A work table;
the first clamping assembly is arranged on the workbench; the first clamping assembly comprises a first clamping device and a first rotating device for controlling the first clamping device to rotate; the first clamping device is used for clamping the rotor shaft;
the welding device is arranged on the workbench and is used for welding the connecting pins of the commutator;
the motor commutator welding equipment further comprises a storage cabinet; the storage cabinet comprises a shell, a telescopic device, a switch assembly and a connecting assembly; a cavity is formed in the shell, and an opening communicated with the cavity is formed in the top of the shell; the telescopic device, the switch assembly and the connecting assembly are all positioned in the cavity; the shell is also provided with a cover plate which can be turned over and covered on the opening; the connecting assembly comprises a bearing seat and a connecting rod rotationally connected with the bearing seat; the telescopic device comprises a telescopic piece and a cylinder body for controlling the telescopic piece to reciprocate along the vertical direction, the cylinder body is arranged on the inner wall of the shell, one end of the telescopic piece is connected with the output end of the cylinder body, and the other end of the telescopic piece is hinged with one end of the connecting rod; the switch assembly comprises a baffle and a pushing rod; one end face of the baffle is attached to the inner wall of the shell and can move relative to the inner wall of the shell, and the other end face of the baffle is connected with the cover plate; one end of the pushing rod is hinged with one end of the connecting rod, which is far away from the telescopic piece, and the other end of the pushing rod is hinged with the baffle;
the welding gun is provided with a laser irradiation part for irradiating laser; a visible light sensor that detects the emission intensity of visible light emitted from a welded portion welded by the laser beam emitted from the laser beam emitting portion; and a control unit configured to switch an operation of the laser irradiation unit between a welding mode in which the connection pin of the laser welding commutator is irradiated and an inspection mode in which the laser light is irradiated again to the welding unit as inspection light, wherein the control unit switches the operation of the laser irradiation unit to the inspection mode after the welding mode, and irradiates the laser light again to the welding unit as the inspection light from the laser irradiation unit, and detects a hole generated after welding based on a detection signal of the visible light sensor and based on a change in luminous intensity of the visible light emitted from the welding unit by the irradiation of the inspection light; the welding gun is also provided with a high-speed camera and a processor; the processor comprises an image preprocessing module, an edge feature extraction module and an edge feature enhancement module; the image preprocessing module is used for reducing noise of a weld joint gray level image generated by the welding part; the edge feature extraction module is used for carrying out edge detection on the weld image; the edge characteristic enhancement module is used for detecting images on edges and improving edge continuity; the photo is processed through the module, so that people can judge welding quality conveniently through the welding seam; the welding device comprises a first frame, a welding assembly and a driving assembly for driving the welding assembly to move up and down; the driving component is arranged on the first rack; the driving assembly comprises a lifting device, a sliding block and a guide rail arranged in the vertical direction; the sliding block is in sliding connection with the guide rail; the body of the lifting device is connected with the first rack, and the output end of the lifting device is connected with the welding assembly; the welding assembly comprises a mounting frame and a welding gun; the mounting frame is connected with the sliding block; the welding gun is arranged on the mounting frame; the device also comprises a conveying device and a feeding device; the conveying device is used for conveying the reverser; the feeding device is used for clamping the reverser positioned on the conveying device and conveying the reverser to the first clamping device; the conveying device, the feeding device and the workbench are sequentially arranged along the conveying direction of the reverser; the conveying device comprises a second rack, a transmission belt, a main transmission shaft, an auxiliary transmission shaft and a driving device for driving the main transmission shaft to rotate; the main transmission shaft and the auxiliary transmission shaft are both rotationally connected to the second rack, the main transmission shaft and the auxiliary transmission shaft are arranged in parallel, and the transmission belt is wound on the main transmission shaft and the auxiliary transmission shaft; the driving device is arranged on the second rack; the workbench is also provided with a second clamping assembly, and the second clamping assembly is arranged on the workbench; the second clamping assembly comprises a second clamping device and a second rotating device for controlling the second clamping device to rotate; the second clamping device is used for clamping one end, far away from the first clamping device, of the rotor shaft, and the second clamping device moves synchronously with the first clamping device; the feeding device comprises an operation console and a mechanical arm arranged on the operation console, and the mechanical arm is in communication connection with the operation console; the mechanical arm is used for clamping the reverser positioned on the conveying device and conveying the reverser to the first clamping device; the first clamping device and the second clamping device are positioned on the same straight line; the workbench is provided with a sliding rail, one end of the sliding rail extends towards the first clamping component, and the second clamping component is in sliding connection with the sliding rail;
the workbench is also provided with a cooling device, and the cooling device comprises an annular track, a power source and a plurality of spraying structures; the spraying structure is in sliding connection with the annular track, and the power source is used for controlling the spraying structure to move along the annular track; the annular track and the power source are arranged on the workbench, and a spray head of the spraying structure faces the reverser; the spraying structure comprises a cooling tank, a base and a spray head, wherein the base is connected to the annular rail in a sliding manner, the cooling tank is arranged on the base, a spray cavity is arranged in the base, two ends of the spray cavity are respectively communicated with the cooling tank and the spray head, and a hydraulic cylinder for pressurizing cooling liquid is connected in the cooling tank; the inside of the base is rotationally connected with a rotating wheel through a one-way bearing, the rotating wheel comprises a cylindrical end and an opening end, the cylindrical end of the rotating wheel is connected with a rubber sleeve, and the cylindrical end is in contact fit with the surface of the sliding rod through the rubber sleeve; the opening end is provided with a plurality of openings which are uniformly distributed along the circumference, the opening end is positioned in the liquid spraying cavity, and the cylindrical end part of the rotating wheel extends into the liquid spraying cavity to seal the liquid spraying cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110483085.3A CN113305484B (en) | 2021-04-30 | 2021-04-30 | Motor commutator welding equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110483085.3A CN113305484B (en) | 2021-04-30 | 2021-04-30 | Motor commutator welding equipment |
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| CN113305484A CN113305484A (en) | 2021-08-27 |
| CN113305484B true CN113305484B (en) | 2023-07-11 |
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| CN202110483085.3A Active CN113305484B (en) | 2021-04-30 | 2021-04-30 | Motor commutator welding equipment |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201557021U (en) * | 2009-06-25 | 2010-08-18 | 章宏亮 | Automatic spot welder of commutator of motor rotor |
| CN204122946U (en) * | 2014-07-23 | 2015-01-28 | 芜湖三花自控元器件有限公司 | A kind of cool water shower device |
| CN105846279B (en) * | 2016-04-05 | 2018-02-13 | 宁波德昌电机制造有限公司 | A kind of commutator welder |
| CN206139985U (en) * | 2016-10-18 | 2017-05-03 | 珠海市粤茂激光设备工程有限公司 | Laser -beam welding machine of welding electric toothbrush motor |
| CN207343996U (en) * | 2017-08-18 | 2018-05-11 | 荆州雅仕智能装备有限公司 | A kind of intermediate-frequency welding machine for commutator welding |
| CN207723716U (en) * | 2017-08-18 | 2018-08-14 | 荆州雅仕智能装备有限公司 | A kind of desk-top commutator intermediate-frequency welding machine |
| CN212286497U (en) * | 2020-06-05 | 2021-01-05 | 长兴佳龙机械有限公司 | Novel workpiece welding device |
| CN112705882B (en) * | 2020-12-21 | 2022-06-14 | 浙江巨程钢瓶有限公司 | Steel cylinder forming system and forming method thereof |
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