CN117415546B - Multi-station spot welder - Google Patents
Multi-station spot welder Download PDFInfo
- Publication number
- CN117415546B CN117415546B CN202311547568.0A CN202311547568A CN117415546B CN 117415546 B CN117415546 B CN 117415546B CN 202311547568 A CN202311547568 A CN 202311547568A CN 117415546 B CN117415546 B CN 117415546B
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- pin
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- gear
- spring
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- 238000000034 method Methods 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 14
- 230000008878 coupling Effects 0.000 claims description 13
- 238000010168 coupling process Methods 0.000 claims description 13
- 238000005859 coupling reaction Methods 0.000 claims description 13
- 238000004021 metal welding Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 11
- 230000009471 action Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
-
- 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
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- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Resistance Welding (AREA)
Abstract
The invention relates to the technical field of metal welding, in particular to a multi-station spot welder which comprises a pipe fitting, wherein a piston is slidably matched in the pipe fitting, a first electrode is fixedly connected to the piston, a return spring is sleeved on the first electrode, a second electrode is arranged at the bottom of the pipe fitting, a first mounting plate is mounted at the bottom of the pipe fitting, a shell is fixedly connected to the first mounting plate, a second mounting plate is fixedly connected to the shell, a first through hole and a second through hole are formed in the first mounting plate, a clamp is slidably matched in the shell, a sliding rod is fixedly connected to the first mounting plate, a sliding piece is slidably matched on the sliding rod, and a permanent magnet is fixedly connected to the sliding piece.
Description
Technical Field
The invention relates to the technical field of metal welding, in particular to a multi-station spot welder.
Background
As shown in fig. 1-2, in the spot welder for pin welding in the prior art, when in use, a welder needs to manually put a pin 103 into a pin tube 101, a clamp 102 with elastic deformation capability is hooped outside the pin tube 101, the pin 103 is elastically clamped by the pin tube 101 under the elastic force of the clamp 102, when in pin welding, the pin 103 and a second electrode 4 are abutted against a weldment by moving a pipe fitting 101, then the first electrode 3 and the second electrode 4 are electrified and drive a piston 2 to move, the piston 2 compresses a reset spring 5 and drives the first electrode 3 to move downwards until the first electrode 3 abuts against the pin 103 and drives the pin 103 to move downwards, the pin 103 is electrified after the first electrode 3 contacts with the pin 103, the contact part of the pin 103 and the weldment generates high temperature after the electrifying, so that the pin 103 is welded on the weldment, and then the pin 103 can be taken out from the pin tube 101 by lifting the pipe fitting 1 after the welding is completed.
In the actual use process, since the pin 103 generates high temperature in the welding process, the pin tube 101 for fixing the pin 103 also transmits heat to cause temperature rise, and when a welder manually replaces the pin, the welder is extremely easy to be scalded by the pin tube 101 with the temperature rise.
Disclosure of Invention
The invention aims to solve the defect that a spot welder is easy to burn staff when a pin is replaced in the prior art, and provides a multi-station spot welder.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The utility model provides a multistation spot welder, includes the pipe fitting, slidable cooperation has the piston in the pipe fitting, the rigid coupling has first electrode on the piston, the cover is equipped with reset spring on the first electrode, the pipe fitting bottom is equipped with the second electrode, first mounting panel is installed to the pipe fitting bottom, the rigid coupling has the casing on the first mounting panel, the rigid coupling has the second mounting panel on the casing, first through-hole and second through-hole have been seted up on the first mounting panel, slidable cooperation has the anchor clamps in the casing, the rigid coupling has the slide bar on the first mounting panel, slidable cooperation has the slider on the slide bar, the rigid coupling has the permanent magnet on the slider, the cover is equipped with first spring on the slide bar.
Preferably, the fixture comprises a circular ring-shaped ring, a first mounting groove and a second mounting groove are formed in the ring at equal intervals, a wedge block is slidably matched in the first mounting groove, a first rack is fixedly connected to the wedge block, a connecting shaft is rotatably mounted on the ring, a first gear is fixedly connected to the connecting shaft, the first gear is matched with the first rack, a second spring is arranged in the first mounting groove, one end of the second spring is fixedly connected to the inner wall of the first mounting groove, and the other end of the second spring is fixedly connected to the wedge block.
Preferably, a clamping plate is slidably matched in the second mounting groove, a second rack is fixedly connected to the clamping plate, a second gear is fixedly connected to the connecting shaft, and the second gear is matched with the second rack.
Preferably, the guide way has been seted up on the casing, slidable cooperation has the nut seat in the guide way, the nut seat rigid coupling is on the ring spare, the rigid coupling has the tab on the casing, rotatable installs the screw rod on the tab, screw rod screw thread cooperation is on the nut seat, be equipped with the clockwork spring on the tab, the clockwork spring is connected on the screw rod, the winding has the string on the screw rod, the one end rigid coupling of string is on the slider.
The multi-station spot welder provided by the invention has the beneficial effects that:
1. Compared with the prior art, the spot welder for welding the pins has the advantages that in the pin replacement process, workers can finish the pin clamping work by driving the permanent magnets to move downwards, and the workers are prevented from being contacted with the clamp, so that the workers are prevented from being scalded.
2. Compared with the prior art that the pin is clamped by the pin pipe and the clamp, the clamp provided by the invention has the advantages that after the pin is welded, the clamp plate is separated from the pin under the action of the elastic force of the second spring, so that the damage to the welding part of the pin and the weldment caused by the tensile force of the clamp to the pin in the pipe fitting upward moving process is prevented.
Drawings
Fig. 1 is a schematic structural view of a spot welder for pin welding in the prior art.
Fig. 2 is a cross-sectional view of a spot welder for pin welding in the prior art.
Fig. 3 is a schematic structural diagram of a multi-station spot welder according to the present invention.
Fig. 4 is a schematic structural diagram of a multi-station spot welder according to the present invention.
Fig. 5 is an enlarged view of a portion a of fig. 4 of a multi-station spot welder according to the present invention.
Fig. 6 is a cross-sectional view of a multi-station spot welder according to the present invention.
Fig. 7 is an enlarged view of a portion of fig. 6 of a multi-station spot welder according to the present invention.
Fig. 8 is a schematic structural view of a fixture of a multi-station spot welder according to the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 3-4 and 6, a multi-station spot welder comprises a pipe fitting 1, a piston 2 is slidably matched in the pipe fitting 1, a first electrode 3 is fixedly connected to the piston 2, a return spring 5 is sleeved on the first electrode 3, a second electrode 4 is arranged at the bottom of the pipe fitting 1, a first mounting plate 7 is mounted at the bottom of the pipe fitting 1, a shell 9 is fixedly connected to the first mounting plate 7, a second mounting plate 8 is fixedly connected to the shell 9, a first through hole 701 and a second through hole 702 are formed in the first mounting plate 7, a clamp is slidably matched in the shell 9, a slide rod 10 is fixedly connected to the first mounting plate 7, a sliding piece 12 is slidably matched on the slide rod 10, a permanent magnet 11 is fixedly connected to the sliding piece 12, and a first spring 14 is sleeved on the slide rod 10.
When the pin 103 is replaced, the pin 103 is magnetically adsorbed on the permanent magnet 11, and then the permanent magnet 11 is driven to move downwards, and the sliding rod 10 and the sliding piece 12 cooperate to play a guiding role, so that the pin 103 can smoothly enter the shell 9 through the first through hole 701.
In the process that the pin 103 enters the shell 9, the driving clamp moves to the first through hole 701, the pin 103 can be clamped by the clamp after entering the shell 9, and after the clamp clamps the pin 103, the driving clamp moves to the second through hole 702, so that the clamping work of the pin 103 can be completed.
As shown in fig. 7-8, the fixture comprises an annular ring member 18, a first mounting groove 19 and a second mounting groove 28 are formed in the ring member 18 at equal intervals, a wedge block 20 is slidably matched in the first mounting groove 19, a first rack 22 is fixedly connected to the wedge block 20, a connecting shaft 24 is rotatably mounted on the ring member 18, a first gear 23 is fixedly connected to the connecting shaft 24, the first gear 23 is matched with the first rack 22, a second spring 21 is arranged in the first mounting groove 19, one end of the second spring 21 is fixedly connected to the inner wall of the first mounting groove 19, the other end of the second spring is fixedly connected to the wedge block 20, a clamping plate 26 is slidably matched in the second mounting groove 28, a second rack 27 is fixedly connected to the clamping plate 26, a second gear 25 is fixedly connected to the connecting shaft 24, and the second gear 25 is matched with the second rack 27.
When the clamp clamps the pin 103, the pin 103 enters the ring 18 from top to bottom, the pin 103 enters the ring 18 and then forces the wedge block 20 to slide in the direction away from the shaft pin 103 in the first mounting groove 19, the wedge block 20 drives the first rack 22 to move in the sliding process, the first rack 22 moves to drive the first gear 23 to rotate, the first gear 23 rotates to drive the connecting shaft 24 to rotate, the connecting shaft 24 rotates to drive the second gear 25 to rotate, the second gear 25 rotates to drive the second rack 27 to move, and the second rack 27 moves to drive the clamping plate 26 to move in the direction of the shaft pin 103 until the clamping plate 26 abuts against the shaft pin 103 and clamps the shaft pin 103.
As shown in fig. 4-6, a guiding groove 901 is formed in the shell 9, a nut seat 17 is slidably matched in the guiding groove 901, the nut seat 17 is fixedly connected to the ring 18, an ear piece 15 is fixedly connected to the shell 9, a screw 16 is rotatably arranged on the ear piece 15, the screw 16 is in threaded fit on the nut seat 17, a spring 29 is arranged on the ear piece 15, the spring 29 is connected to the screw 16, a string 13 is wound on the screw 16, and one end of the string 13 is fixedly connected to the sliding part 12.
During the sliding of the sliding member 12 up and down the sliding rod 10, the string 13 is loosened by tightening, at this time, the screw 16 rotates under the action of the elastic force of the spring 29, the screw 16 rotates to drive the nut seat 17 to slide in the guide groove 901, the nut seat 17 slides to drive the moving member 18 to slide in the housing 9, and the moving member moves in the housing 9 from the driving jig.
Working principle and working procedure:
the initial state is shown in fig. 6, and the steps are as follows:
s1: magnetically adsorbing the shaft pin 103 on the permanent magnet 11;
S2: applying downward pressure to the permanent magnet 11, under the action of the pressure, the permanent magnet 11 drives the shaft pin 103 to move downwards, and at the same time, the sliding piece 12 slides downwards on the sliding rod 10 and compresses the first spring 14;
S3: before the shaft pin 103 enters the first through hole 701, the sliding piece 12 is loosened by tightening in the process of sliding the sliding rod 10, at this time, the screw 16 rotates under the action of the elasticity of the spring 29, the screw 16 rotates to drive the nut seat 17 to slide leftwards in the guide groove 901, and the nut seat 17 slides to drive the movable piece 18 to slide leftwards in the shell 9, so that the clamp slides leftwards in the shell 9 to the first through hole 701;
s4: after the fixture slides to the left in the shell 9 to the first through hole 701, the permanent magnet 11 drives the shaft pin 103 to move downwards continuously, and the shaft pin 103 moves downwards continuously to enter the ring 18 from top to bottom through the first through hole 701;
S5: in the process that the pin 103 enters the ring 18 from top to bottom, the pin 103 forces the wedge block 20 to slide in the direction away from the shaft pin 103 in the first mounting groove 19 after entering the ring 18, the wedge block 20 drives the first rack 22 to move in the sliding process, the first rack 22 moves to drive the first gear 23 to rotate, the first gear 23 rotates to drive the connecting shaft 24 to rotate, the connecting shaft 24 rotates to drive the second gear 25 to rotate, the second gear 25 rotates to drive the second rack 27 to move, and the second rack 27 moves to drive the clamping plate 26 to move in the direction of the shaft pin 103 until the clamping plate 26 abuts against the shaft pin 103 and clamps the shaft pin 103, and at the moment, the bottom of the shaft pin 103 also extends out of the notch 801;
S6: after the shaft pin 103 completely enters the ring 18, the pressure applied to the permanent magnet 11 is removed, and under the action of the elasticity of the first spring 14, the sliding piece 12 moves upwards and drives the permanent magnet 11 to reset;
S7: when the sliding piece 12 moves upwards, a pulling force is applied to the string 13, the string 13 is acted by the pulling force to drive the screw rod 16 to reversely rotate, and the screw rod 16 reversely rotates to drive the spring 29 to reset and simultaneously drive the nut seat 17 to slide rightwards in the guide groove 901.
S8: sliding the nut seat 17 to the right in the guide groove 901 will bring the ring 18 to the right in the housing 9 until the ring 18 moves below the second through hole 702;
S9: the first electrode 3 and the second electrode 4 are electrified and drive the piston 2 to move downwards in the pipe fitting 1, the piston 2 moves downwards to drive the first electrode 3 to move downwards, the first electrode 3 contacts with the pin 103 in the downward movement process, the pin 103 is driven to move downwards in the ring 108, and the pin downward movement has the following actions:
S91: after the pin 103 moves downwards to contact with the weldment, the contact part of the weldment and the pin 103 is welded together;
S92: in the process of downward movement of the pin 103, under the pressure of the first electrode 3, the top of the pin 103 gradually moves to the lower part of the wedge block 20, after the top of the pin 103 moves to the lower part of the wedge block 20, the wedge block 20 resets under the elastic force of the second spring 21, the clamp plate 26 is reset due to the reset of the wedge block 20, and the pin 103 is not clamped after the clamp plate 26 resets, namely, the clamp does not clamp the pin 103.
S10: the pipe fitting 1 is driven to move upwards until the pin 103 is separated from the shell 9, and the welding work of the pin 103 can be completed.
Compared with the prior art, the spot welder for welding the pins has the advantages that in the process of replacing the pins 103, workers can finish the clamping work of the pins by driving the permanent magnets 11 to move downwards, and the workers are prevented from being contacted with the clamp, so that the workers are prevented from being scalded.
In addition, compared with the prior art that the pin tube 101 and the clamp 102 are adopted to clamp the pin, after the pin 103 is welded, the clamp plate 26 and the pin 103 are separated through the elastic force of the second spring 21, so that the damage to the welding part of the pin 103 and the weldment caused by the tensile force of the clamp on the pin 103 in the process of moving the pipe fitting 1 upwards is prevented.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (2)
1. The utility model provides a multistation spot welder, includes pipe fitting (1), slidable cooperation has piston (2) in pipe fitting (1), the rigid coupling has first electrode (3) on piston (2), the cover is equipped with reset spring (5) on first electrode (3), pipe fitting (1) bottom is equipped with second electrode (4), a serial communication port, first mounting panel (7) are installed to pipe fitting (1) bottom, rigid coupling has casing (9) on first mounting panel (7), rigid coupling has second mounting panel (8) on casing (9), first through-hole (701) and second through-hole (702) have been seted up on first mounting panel (7), slidable cooperation has anchor clamps in casing (9), rigid coupling has slide bar (10) on first mounting panel (7), slidable cooperation has slider (12) on slide bar (10), rigid coupling has permanent magnet (11) on slider (12), cover is equipped with first spring (14) on slide bar (10);
The clamp comprises a circular ring-shaped ring (18), wherein a first mounting groove (19) and a second mounting groove (28) are formed in the ring (18) at equal intervals, a wedge block (20) is slidably matched in the first mounting groove (19), a first rack (22) is fixedly connected to the wedge block (20), a connecting shaft (24) is rotatably arranged on the ring (18), a first gear (23) is fixedly connected to the connecting shaft (24), the first gear (23) is matched with the first rack (22), a second spring (21) is arranged in the first mounting groove (19), one end of the second spring (21) is fixedly connected to the inner wall of the first mounting groove (19), and the other end of the second spring is fixedly connected to the wedge block (20);
a clamping plate (26) is slidably matched in the second mounting groove (28), a second rack (27) is fixedly connected to the clamping plate (26), a second gear (25) is fixedly connected to the connecting shaft (24), and the second gear (25) is matched with the second rack (27);
When the clamp clamps the pin (103), the pin (103) enters the ring (18) from top to bottom, the pin (103) enters the inside of the ring (18) to enable the wedge block (20) to slide in the direction away from the pin (103) in the first mounting groove (19), the wedge block (20) drives the first rack (22) to move in the sliding process, the first rack (22) moves to drive the first gear (23) to rotate, the first gear (23) drives the connecting shaft (24) to rotate, the connecting shaft (24) drives the second gear (25) to rotate, the second gear (25) rotates to drive the second rack (27) to move, and the second rack (27) moves to drive the clamping plate (26) to move in the direction away from the pin (103) until the clamping plate (26) abuts against the pin (103) and clamps the pin (103).
2. The multi-station spot welder according to claim 1, wherein a guide groove (901) is formed in the shell (9), a nut seat (17) is slidably matched in the guide groove (901), the nut seat (17) is fixedly connected to a ring (18), an ear piece (15) is fixedly connected to the shell (9), a screw (16) is rotatably arranged on the ear piece (15), the screw (16) is in threaded fit on the nut seat (17), a spring (29) is arranged on the ear piece (15), the spring (29) is connected to the screw (16), a string (13) is wound on the screw (16), and one end of the string (13) is fixedly connected to the sliding piece (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311547568.0A CN117415546B (en) | 2023-11-20 | 2023-11-20 | Multi-station spot welder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311547568.0A CN117415546B (en) | 2023-11-20 | 2023-11-20 | Multi-station spot welder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117415546A CN117415546A (en) | 2024-01-19 |
| CN117415546B true CN117415546B (en) | 2024-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311547568.0A Active CN117415546B (en) | 2023-11-20 | 2023-11-20 | Multi-station spot welder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117415546B (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2776614Y (en) * | 2004-12-21 | 2006-05-03 | 罗琳 | Spot welding machine head |
| KR20070001356A (en) * | 2005-06-29 | 2007-01-04 | 현대중공업 주식회사 | Sub sea pipe line automatic welding carriage having the handle combination clamping device |
| KR20090019441A (en) * | 2007-08-21 | 2009-02-25 | 김기술 | Sturd welding politics |
| CN202240124U (en) * | 2011-09-20 | 2012-05-30 | 福建鑫威电器有限公司 | Copper braided wire welding device |
| KR20150074405A (en) * | 2013-12-24 | 2015-07-02 | 주식회사 성우하이텍 | Device of vibro-spot welding |
| CN106378525A (en) * | 2016-11-30 | 2017-02-08 | 佛山三友汽车部件制造有限公司 | Spot welding machine |
| CN208289199U (en) * | 2018-06-11 | 2018-12-28 | 天津市盛汇通预应力科技有限公司 | It is a kind of pneumatically to welding machine |
| CN208644479U (en) * | 2018-05-14 | 2019-03-26 | 深圳市联金精密工业有限公司 | A kind of camera bracket welding fixture |
| CN208991951U (en) * | 2018-08-15 | 2019-06-18 | 上海宝鄂实业有限公司 | A kind of mash welder convenient for operation |
| CN212823344U (en) * | 2020-06-29 | 2021-03-30 | 山东文保工艺制品有限公司 | Iron net spot welder with protection function |
| CN113878277A (en) * | 2021-11-24 | 2022-01-04 | 德州职业技术学院（德州市技师学院） | Automatic change welding industrial robot |
| CN216680670U (en) * | 2021-12-27 | 2022-06-07 | 常州回回机械科技有限公司 | Diversified operation assembly of spot welder |
| CN217122067U (en) * | 2022-03-30 | 2022-08-05 | 青岛威澳斯金属有限公司 | Auxiliary supporting device of resistance welding machine |
| CN218135653U (en) * | 2022-09-08 | 2022-12-27 | 广州市启中电子有限公司 | Working platform of automatic spot welding machine |
| CN218638787U (en) * | 2022-10-18 | 2023-03-17 | 合肥金睿机械制造有限公司 | Spot welding machine convenient for positioning for metal plate welding |
| DE202023105774U1 (en) * | 2023-05-08 | 2023-10-23 | East Hailaer Power Plant of Hulunbeier Antai Thermal Power Co., Ltd | Lifting tool for reversible vertical shaft |
-
2023
- 2023-11-20 CN CN202311547568.0A patent/CN117415546B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2776614Y (en) * | 2004-12-21 | 2006-05-03 | 罗琳 | Spot welding machine head |
| KR20070001356A (en) * | 2005-06-29 | 2007-01-04 | 현대중공업 주식회사 | Sub sea pipe line automatic welding carriage having the handle combination clamping device |
| KR20090019441A (en) * | 2007-08-21 | 2009-02-25 | 김기술 | Sturd welding politics |
| CN202240124U (en) * | 2011-09-20 | 2012-05-30 | 福建鑫威电器有限公司 | Copper braided wire welding device |
| KR20150074405A (en) * | 2013-12-24 | 2015-07-02 | 주식회사 성우하이텍 | Device of vibro-spot welding |
| CN106378525A (en) * | 2016-11-30 | 2017-02-08 | 佛山三友汽车部件制造有限公司 | Spot welding machine |
| CN208644479U (en) * | 2018-05-14 | 2019-03-26 | 深圳市联金精密工业有限公司 | A kind of camera bracket welding fixture |
| CN208289199U (en) * | 2018-06-11 | 2018-12-28 | 天津市盛汇通预应力科技有限公司 | It is a kind of pneumatically to welding machine |
| CN208991951U (en) * | 2018-08-15 | 2019-06-18 | 上海宝鄂实业有限公司 | A kind of mash welder convenient for operation |
| CN212823344U (en) * | 2020-06-29 | 2021-03-30 | 山东文保工艺制品有限公司 | Iron net spot welder with protection function |
| CN113878277A (en) * | 2021-11-24 | 2022-01-04 | 德州职业技术学院（德州市技师学院） | Automatic change welding industrial robot |
| CN216680670U (en) * | 2021-12-27 | 2022-06-07 | 常州回回机械科技有限公司 | Diversified operation assembly of spot welder |
| CN217122067U (en) * | 2022-03-30 | 2022-08-05 | 青岛威澳斯金属有限公司 | Auxiliary supporting device of resistance welding machine |
| CN218135653U (en) * | 2022-09-08 | 2022-12-27 | 广州市启中电子有限公司 | Working platform of automatic spot welding machine |
| CN218638787U (en) * | 2022-10-18 | 2023-03-17 | 合肥金睿机械制造有限公司 | Spot welding machine convenient for positioning for metal plate welding |
| DE202023105774U1 (en) * | 2023-05-08 | 2023-10-23 | East Hailaer Power Plant of Hulunbeier Antai Thermal Power Co., Ltd | Lifting tool for reversible vertical shaft |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117415546A (en) | 2024-01-19 |
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