CN218836436U - Clamp welding device - Google Patents
Clamp welding device Download PDFInfo
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- CN218836436U CN218836436U CN202223232883.8U CN202223232883U CN218836436U CN 218836436 U CN218836436 U CN 218836436U CN 202223232883 U CN202223232883 U CN 202223232883U CN 218836436 U CN218836436 U CN 218836436U
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- electrode unit
- welding
- upper electrode
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- lower electrode
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- 238000003466 welding Methods 0.000 title claims abstract description 67
- 238000000034 method Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
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Abstract
A fixture welding device is used for robot spot welding in a narrow space. The clamp welding device is arranged on the welding clamp body through a body fixing seat, the middle parts of the upper electrode unit and the lower electrode unit are hinged together through a rotating shaft unit, a return spring is arranged between one end of the upper electrode unit and one end of the lower electrode unit, and the welding electrode is arranged at the other end of the upper electrode unit and the other end of the lower electrode unit; the rotating shaft unit is a lever fulcrum of the upper electrode unit and the lower electrode unit, the robot welding gun strikes a point at one end of the upper electrode unit and the lower electrode unit to clamp the upper electrode unit and the lower electrode unit, and the electrode ends of the upper electrode unit and the lower electrode unit move oppositely. The utility model discloses simple structure utilizes lever principle to bridge, can realize the robot spot welding in narrow and small space with the unable point of hitting of former robot welder, need not to change robot welder and just can solve the interference problem of welder and product, can effectively shorten welding process, improves production beat and welding efficiency, practices thrift the manufacturing cost, changes in product quality management.
Description
Technical Field
The utility model relates to the field of welding technique, specifically a fixture welding device.
Background
The automobile body is mainly formed by welding, and relates to welding processes such as spot welding, arc welding, projection welding and the like. In recent years, with the continuous development of automation and intelligent industries, the automation level of automobile welding and manufacturing is gradually improved, and a large number of industrial robots are adopted to replace manual operation. Due to the introduction of the robot, the stability and the automation level of the product quality are improved, and meanwhile, the labor cost is reduced, so that the robot becomes the mainstream configuration on the production line. However, in the actual welding process, part of products are limited by the shape, the size of the welding gun, the structure of a clamp and the like, and the robot welding gun cannot complete all dotting in the same process due to the interference problem. In order to solve such problems, the following solutions are generally adopted:
1. moving the parts which cannot be welded in the process to other processes;
2. a dedicated welding torch is manufactured.
The two schemes can prolong the welding process, reduce the production rhythm, finally lead to the increase of the manufacturing cost and increase the difficulty of quality management.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a fixture welding device to solve the problem that welding spots cannot be welded due to the limitation of the shape and the fixture space.
In order to achieve the above object, the clamp welding device of the present invention is installed on a welding clamp body of a device through a body fixing seat, the middle parts of an upper electrode unit and a lower electrode unit are hinged together through a rotating shaft unit, a return spring is installed between one end of the upper electrode unit and one end of the lower electrode unit, and a welding electrode is installed at the other end of the upper electrode unit and the other end of the lower electrode unit.
Furthermore, the rotating shaft unit is a lever fulcrum of the upper electrode unit and the lower electrode unit, the robot welding gun strikes a point at one end of the upper electrode unit and one end of the lower electrode unit to clamp the upper electrode unit and the lower electrode unit, and the electrode ends of the upper electrode unit and the lower electrode unit move oppositely.
Furthermore, the upper end of the return spring is connected with the upper electrode unit through the spring seat, and the lower end of the return spring is connected with the lower electrode unit through the spring seat.
Furthermore, one end of the rotating shaft unit is connected with the inner side of the vertical surface of the L-shaped body fixing seat through the rotating shaft fixing seat, and the horizontal surface of the L-shaped body fixing seat is fixed with the welding fixture body of the equipment; and a rotating shaft of the rotating shaft unit penetrates through the insulating bush, and two ends of the rotating shaft are respectively connected with an inner hole of the wear-resistant insulating bush.
Furthermore, the outer side of the vertical surface of the body fixing seat is connected with the inner side of the vertical surface of the L-shaped electrode fixing seat, and the horizontal surface of the electrode fixing seat supports the upper electrode unit.
Furthermore, an inductor is arranged on the vertical surface of the body fixing seat, the upper plane of the inductor is slightly lower than the upper plane of the electrode fixing seat, and the inductor is positioned below the upper electrode unit.
Compared with the prior art, the utility model, simple structure utilizes lever principle to bridge, with the unable point of hitting of former robot welder, can realize the robot spot welding in narrow and small space through the device, need not to change robot welder and just can solve the interference problem of welder and product, can effectively shorten welding process, improves production beat and welding efficiency, practices thrift the manufacturing cost, changes in product quality management.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the rotating shaft unit of fig. 1.
Detailed Description
As shown in fig. 1 and 2, the clamp welding device of the present invention is mounted on the welding clamp body of the equipment through the body fixing seat 6; the middle parts of an upper electrode unit 1 and a lower electrode unit 3 are hinged together through a rotating shaft unit 4, the rotating shaft unit 4 is a lever fulcrum of the upper electrode unit 1 and the lower electrode unit 3, a robot welding gun dotts at one ends of the upper electrode unit 1 and the lower electrode unit 3 to clamp the upper electrode unit 1 and the lower electrode unit 3, the electrode ends of the upper electrode unit 1 and the lower electrode unit 3 move oppositely, one end of the rotating shaft unit 4 is connected with the inner side of a vertical surface of an L-shaped body fixing seat 6 through a rotating shaft fixing seat 5, the horizontal surface of the L-shaped body fixing seat 6 is fixed with a welding clamp body of equipment together, a rotating shaft 13 of the rotating shaft unit 4 penetrates through an insulating bush 12, and two ends of the rotating shaft 13 are respectively connected with inner holes of a wear-resistant insulating sleeve 11; a return spring 2 is arranged between the upper electrode unit 1 and one end of the lower electrode unit 3, the upper end of the return spring 2 is connected with the upper electrode unit 1 through a spring seat, and the lower end of the return spring 2 is connected with the lower electrode unit 3 through the spring seat; the welding electrode 10 is arranged at the other ends of the upper electrode unit 1 and the lower electrode unit 3; the outer side of the vertical surface of the body fixing seat 6 is connected with the inner side of the vertical surface of the L-shaped electrode fixing seat 7, and the horizontal surface of the electrode fixing seat 7 supports the upper electrode unit 1; an inductor 8 is arranged on the vertical surface of the L-shaped body fixing seat 6, the upper plane of the inductor 8 is slightly lower than the upper plane of the electrode fixing seat 7, and the inductor 8 is positioned below the upper electrode unit 1.
After a workstation starts welding, a robot welding gun performs dotting at one end of the upper electrode unit 1 and one end of the lower electrode unit 3 to clamp the upper electrode unit 1 and the lower electrode unit 3, in the welding moment, current passes through copper electrodes, namely the upper electrode unit 1 and the lower electrode unit 3 and is transmitted to the welding electrode 10, so that the upper welding electrode 10 and the lower welding electrode 10 are electrified and pressed to be in contact with a product plate 9, the current flows to the welding electrode 10 through the upper electrode unit 1 and the lower electrode unit 3 in the welding moment, and the welding electrode 10 is heated to melt the plate 9, so that spot welding fusion is realized. After welding, the welding gun of the robot is moved away, the pressure on the upper electrode unit 1 and the pressure on the lower electrode unit 3 disappear, and the return spring 2 returns to promote the welding electrode 10 to be separated for the next cycle. When the welding electrode 10 is correctly reset, the inductor 8 induces, and the welding gun of the robot can normally work. If the welding electrode 10 is not returned to its original position, the sensor 8 cannot sense the abnormality, and the welding operation is stopped.
Claims (6)
1. The utility model provides a fixture welding device which characterized in that: the clamp welding device is installed on a welding clamp body of equipment through a body fixing seat (6), the middle parts of an upper electrode unit (1) and a lower electrode unit (3) are hinged together through a rotating shaft unit (4), a return spring (2) is installed between one ends of the upper electrode unit (1) and the lower electrode unit (3), and a welding electrode (10) is installed at the other ends of the upper electrode unit (1) and the lower electrode unit (3).
2. The jig welding apparatus according to claim 1, wherein: the rotating shaft unit (4) is a lever fulcrum of the upper electrode unit (1) and the lower electrode unit (3), the robot welding gun is used for dotting at one ends of the upper electrode unit (1) and the lower electrode unit (3) to clamp the upper electrode unit (1) and the lower electrode unit (3), and the electrode ends of the upper electrode unit (1) and the lower electrode unit (3) move oppositely.
3. The jig welding apparatus according to claim 1, wherein: the upper end of the return spring (2) is connected with the upper electrode unit (1) through the spring seat, and the lower end of the return spring (2) is connected with the lower electrode unit (3) through the spring seat.
4. The jig welding apparatus according to claim 1, wherein: one end of the rotating shaft unit (4) is connected with the inner side of the vertical surface of the L-shaped body fixing seat (6) through the rotating shaft fixing seat (5), and the horizontal surface of the L-shaped body fixing seat (6) is fixed with the welding fixture body of the equipment; and a rotating shaft (13) of the rotating shaft unit (4) penetrates through the insulating bush (12), and two ends of the rotating shaft (13) are respectively connected with inner holes of the wear-resistant insulating sleeve (11).
5. The jig welding apparatus according to claim 1, wherein: the outer side of the vertical surface of the body fixing seat (6) is connected with the inner side of the vertical surface of the L-shaped electrode fixing seat (7), and the horizontal plane of the electrode fixing seat (7) supports the upper electrode unit (1).
6. The jig welding apparatus according to claim 1, wherein: the vertical surface of the body fixing seat (6) is provided with an inductor (8), the upper plane of the inductor (8) is slightly lower than the upper plane of the electrode fixing seat (7), and the inductor (8) is positioned below the upper electrode unit (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223232883.8U CN218836436U (en) | 2022-12-05 | 2022-12-05 | Clamp welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223232883.8U CN218836436U (en) | 2022-12-05 | 2022-12-05 | Clamp welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218836436U true CN218836436U (en) | 2023-04-11 |
Family
ID=87303561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223232883.8U Active CN218836436U (en) | 2022-12-05 | 2022-12-05 | Clamp welding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218836436U (en) |
-
2022
- 2022-12-05 CN CN202223232883.8U patent/CN218836436U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A fixture welding device Effective date of registration: 20231018 Granted publication date: 20230411 Pledgee: China Postal Savings Bank Co.,Ltd. Xiangyang Branch Pledgor: XIANGYANG SUNRISE MACHINERY Co.,Ltd. Registration number: Y2023980061691 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |