CN219767187U - Integral type robot spot welding welder - Google Patents
Integral type robot spot welding welder Download PDFInfo
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- CN219767187U CN219767187U CN202320905131.9U CN202320905131U CN219767187U CN 219767187 U CN219767187 U CN 219767187U CN 202320905131 U CN202320905131 U CN 202320905131U CN 219767187 U CN219767187 U CN 219767187U
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- 238000003466 welding Methods 0.000 title claims abstract description 222
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 230000007246 mechanism Effects 0.000 description 16
- 238000005516 engineering process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000005571 horizontal transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000005570 vertical transmission Effects 0.000 description 1
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Abstract
The utility model relates to an integrated robot spot welding gun, which comprises a first welding gun and a second welding gun; the first welding gun and the second welding gun are connected into a whole through a connecting component, the first welding gun is connected with the robot, and the second welding gun is electrically connected with the first welding gun through a positive connecting block and a negative connecting block; the welding direction of the first welding gun is perpendicular to the welding direction of the second welding gun, and the first welding gun and the second welding gun are controlled by the same welding controller, so that spot welding operation of the water flowing groove at the rear part of the side wall and spot welding operation of the tail lamp bracket can be completed. The welding machine can finish welding work of two parts of an automobile, reduces beat loss caused by welding gun replacement, improves production efficiency and reduces production cost.
Description
Technical Field
The utility model relates to an automobile welding production line, in particular to an integrated robot spot welding gun.
Background
The welding technology is used as a means for industrial metal processing, and has wide application range from basic mechanical manufacturing to aerospace and from constructional engineering to microelectronic technology, the support of the welding technology is not needed. On a traditional automobile welding production line, when the rear part of an automobile side wall outer plate is welded in the first sequence, the welding of the side wall outer plate, the D stand column outer plate, the outer lamp bracket and other parts is required to be completed. Due to the complex modeling factor of the tail of the automobile, two or more welding gun structures are often required to meet the connection of all welding spots. In the past, a manual welding gun replacement mode is often adopted, and the operation requirement is high and the efficiency is low. At present, a plurality of welding guns are often subjected to switching welding through a gun changing disc or a plurality of special spot welding robots are specially welded, so that the gun changing discs, a plurality of sets of spot welding control systems, a plurality of sets of welding gun support systems and a grinding device on the robot side and the tool side are additionally arranged, the field requirements are greatly increased, the energy consumption is larger, the operation is more complicated, and the welding efficiency is reduced due to the fact that the welding guns are switched. Therefore, the existing welding gun structure needs to be improved.
CN 110181820a discloses a "double-arm welding gun unit", which comprises a mounting connecting disc, a first welding mechanism, a second welding mechanism, a horizontal transmission mechanism and a vertical transmission mechanism, wherein the first welding mechanism comprises a first sliding seat, a first welding gun and a first lifting mechanism; the second welding mechanism comprises a second sliding seat, a second welding gun and a second lifting mechanism; the welding gun unit is provided with the first welding mechanism and the second welding mechanism, so that the welding gun unit can weld two welding spots simultaneously, and the first welding mechanism and the second welding mechanism have independent lifting welding functions, so that the welding efficiency is improved; simultaneously install first welding mechanism on horizontal transmission mechanism, install second welding mechanism on vertical welding mechanism, can weld two kinds of welding spots of different height, different distance, different grade type simultaneously, can change different welding unit according to different welding spots, promote welding efficiency to reduce manufacturing cost.
The technical solutions disclosed in the above patent documents are, of course, not lost as one of the beneficial attempts in the art.
Disclosure of Invention
The utility model aims to provide an integrated robot spot welding gun which can finish welding work of two parts of an automobile, reduce beat loss caused by replacing the welding gun, improve production efficiency and reduce production cost.
The utility model relates to an integrated robot spot welding gun, which comprises a first welding gun and a second welding gun; the first welding gun and the second welding gun are connected into a whole through a connecting component, the first welding gun is connected with the robot, and the second welding gun is electrically connected with the first welding gun through a positive connecting block and a negative connecting block; the welding direction of the first welding gun is perpendicular to the welding direction of the second welding gun, and the first welding gun and the second welding gun are controlled by the same welding controller, so that spot welding operation of the water flowing groove at the rear part of the side wall and spot welding operation of the tail lamp bracket can be completed.
Further, the connecting member comprises body and connecting plate, the body is upper end and one side unblocked rectangle box body, connecting plate and one side fixed connection that the body is unblocked are equipped with the second hookup location on the connecting plate, the body is equipped with first hookup location with the opposite side of connecting plate.
Further, the first welding gun comprises a first welding gun bracket, a first upper electrode arm, a first lower electrode arm, a first soft, a first servo motor, a transformer and a robot connecting part are arranged on the first welding gun bracket, and a first motor wiring part is arranged on the first servo motor; the first welding gun bracket is also provided with a first connecting part, and the first connecting part is connected with a first connecting position on the connecting component through a threaded fastener.
Further, the second welding gun comprises a second welding gun bracket, a second upper electrode arm, a second lower electrode arm, a second soft and a second servo motor are arranged on the second welding gun bracket, and a second motor wiring part is arranged on the second servo motor; the second welding gun is electrically connected with the transformer on the first welding gun through the positive electrode connecting block and the negative electrode connecting block.
Further, a second connecting portion is further arranged on the second welding gun bracket, and the second connecting portion is connected with a second connecting position on the connecting member through a threaded fastener.
Further, the body is made of aluminum alloy and is cast, and reinforcing blocks are arranged at the corners of the inner cavity of the body.
Further, the first connecting position on the body of the connecting member is composed of a large round hole and a plurality of bolt through holes around the large round hole, and the first connecting position corresponds to the first connecting part on the first welding gun bracket and is connected and fastened through a threaded fastener.
Further, a second connecting position on the connecting plate of the connecting member is also formed by a large round hole and a plurality of bolt through holes around the large round hole, and the second connecting position corresponds to a second connecting part on the second welding gun bracket and is connected and fastened through a threaded fastener.
Further, the positive connection block and the negative connection block are of bending structures and are made of red copper.
Further, a first motor wiring portion on a first servo motor of the first welding gun and a second motor wiring portion on a second servo motor of the second welding gun are respectively and electrically connected with the same welding controller.
Compared with the prior art, the utility model has the following advantages:
because the first welding gun and the second welding gun are fixedly connected and electrically connected through the positive electrode connecting plate and the negative electrode connecting plate, the first welding gun and the second welding gun share one transformer and are controlled by the same welding gun controller to perform welding operation, so that the beat loss caused by replacing the welding gun is reduced, the production efficiency is improved, the production cost is reduced, and the welding gun has good popularization and application values.
Drawings
Fig. 1 is a schematic view of a conventional robotic spot welding gun;
FIG. 2 is a schematic view of a first welding gun;
FIG. 3 is a schematic view of a second welding gun;
FIG. 4 is a schematic structural view of a connecting member;
FIG. 5 is a schematic diagram of the structure of the present utility model;
fig. 6 is a schematic structural view of the positive electrode connection block;
fig. 7 is a schematic structural view of the negative electrode connection block.
In the figure (technical features indicated by the marks):
1-a first welding gun, 10-a first connecting part, 11-a first welding gun bracket, 12-a first upper electrode arm, 13-a first lower electrode arm, 14-a first flexible connecting component, 15-a first servo motor, 16-a first motor wiring part, 17-a transformer and 18-a robot connecting part;
2-second welding gun, 20-second connecting part, 21-second welding gun bracket, 22-second upper electrode arm, 23-second lower electrode arm, 24-second soft connecting component, 25-second servo motor, 26-second motor wiring part;
3-a connecting member; 31-a body, 32-a connecting plate, 33-a reinforcing block, 310-a first connecting position, 320-a second connecting position;
4-a positive electrode connecting block;
5-a negative electrode connection block;
6-existing welding gun, 61-welding gun bracket, 62-existing transformer, 63-servo motor, 64-upper electrode arm, 65-lower electrode arm, 66-flexible connecting component.
Detailed Description
The technical scheme of the utility model is described in detail below with reference to the prior art and with reference to the accompanying drawings.
Those skilled in the art will appreciate the construction and the function of the present utility model from the disclosure provided in the detailed description. It should be understood that the detailed description is intended to illustrate specific embodiments of the utility model and is not intended to limit the scope of the utility model.
It should be noted that, the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings, rather than being drawn according to the number, shape and size of the components in actual implementation, and the types, numbers and proportions of the components in actual implementation may be changed, and the layout of the components may also be changed.
Referring to the structure of the conventional robot spot welding gun shown in fig. 1, the conventional welding gun 6 is used in cooperation with a robot, and is composed of a gun carrier 61, a conventional transformer 62 connected to the gun carrier, a servo motor 63, an upper electrode arm 64, a lower electrode arm 65 and a flexible connection member 66; when it is required to use, the robot signals the existing welding gun 6 and the servo motor 63 operates so that the upper electrode arm 64 and the lower electrode arm 65 perform spot welding operation on the workpiece. Obviously, the welding gun with the single-body structure can only finish one welding operation, and has the defects of low production efficiency and high production cost. Aiming at the defects of the prior art, the utility model provides an improved welding gun structure.
Referring to fig. 2 to 7, an integrated robot spot welding gun includes a first gun 1 and a second gun 2; the first welding gun 1 and the second welding gun 2 are connected into a whole through a connecting component 3, the first welding gun 1 is connected with the robot, and the second welding gun 2 is also electrically connected with the first welding gun 1 through a positive connecting block 4 and a negative connecting block 5; the welding direction of the first welding gun 1 is perpendicular to the welding direction of the second welding gun 2, and the first welding gun is controlled by the same welding controller, so that spot welding operation of a side wall rear water flowing groove and spot welding operation of a tail lamp bracket can be completed.
The connecting member 3 is composed of a body 31 and a connecting plate 32, the body 31 is a rectangular box body with an upper end and one side not closed, the connecting plate 32 is fixedly connected with the one side of the body 31 not closed, a second connecting position 320 is arranged on the connecting plate 32, and a first connecting position 310 is arranged on the opposite side of the body 31 to the connecting plate 32.
The first welding gun 1 comprises a first welding gun bracket 11, wherein a first upper electrode arm 12, a first lower electrode arm 13, a first flexible connecting member 14, a first servo motor 15, a transformer 17 and a robot connecting part 18 are arranged on the first welding gun bracket 11, and a first motor wiring part 16 is arranged on the first servo motor 15; the first welding gun carrier 11 is further provided with a first connecting part 10, and the first connecting part 10 is connected with a first connecting position 310 on the connecting member 3 through a threaded fastener.
The second welding gun 2 comprises a second welding gun bracket 21, a second upper electrode arm 22, a second lower electrode arm 23, a second flexible connecting member 24 and a second servo motor 25 are arranged on the second welding gun bracket 21, and a second motor wiring part 26 is arranged on the second servo motor 25; the second welding gun 2 is electrically connected with a transformer 17 on the first welding gun 1 through a positive electrode connecting block 4 and a negative electrode connecting block 5; the transformer is shared by the second welding gun and the first welding gun, so that two different spot welding operations can be completed without replacing the welding gun by one robot, and compared with the existing welding gun, the cost input of one transformer is reduced, the production efficiency is improved, and the weight is reduced.
The second welding gun bracket 21 is further provided with a second connecting part 20, and the second connecting part 20 is connected with a second connecting position 320 on the connecting member 3 through a threaded fastener.
The body 31 of the connecting member 3 is made of aluminum alloy and is cast, and a reinforcing block 33 is arranged at the corner of the inner cavity of the body 31 to enhance the structural strength.
The first connecting position 310 on the body 31 of the connecting member 3 is formed by a large round hole and a plurality of bolt through holes around the large round hole, and the first connecting position 310 corresponds to the first connecting portion 10 on the first welding gun carrier 11 and is fastened by a threaded fastener.
The second connecting position 320 on the connecting plate 32 of the connecting member 3 is also formed by a large round hole and a plurality of bolt through holes around the large round hole, and the second connecting position 320 corresponds to the second connecting portion 20 on the second welding gun carrier 21 and is fastened by a threaded fastener.
The positive connection block 4 and the negative connection block 5 are of bending structures and are made of red copper. The shape is determined according to the specific situation.
The first motor connection part 16 on the first servo motor 15 of the first welding gun 1 and the second motor connection part 16 on the second servo motor 25 of the second welding gun 2 are respectively and electrically connected with the same welding controller.
When in welding operation, after the robot is connected with the utility model, the first welding gun 1 works at the initial position of the robot to finish the spot welding operation of the water flowing groove at the rear part of the side wall; at this time, the servo motor 25 of the second welding gun 2 is controlled by the welding controller, and is in a non-operating state during the operation of the first welding gun 1, that is, the second welding gun 2 is in an open state, and a closed loop cannot be formed, so that the second welding gun 2 does not operate.
When the first welding gun 1 finishes the welding work, the robot drives the welding gun to rotate 90 degrees, so that the second welding gun 2 is positioned at the working position; at this time, the robot sends out a program instruction through the welding controller, and the first servo motor 15 moves to enable the first welding gun 1 to be in an open state; and the second servo motor 25 of the second welding gun 2 moves to enable the second welding gun 2 to be in a closed state, so that a closed loop is formed; the power supply of the second welding gun 2 is connected with the transformer 17 of the first welding gun 1 through the positive connection block 4 and the negative connection block 5, supplies power to the second welding gun 2, and performs welding operation through the same welding controller to finish spot welding operation of the tail lamp bracket.
When the second welding gun 2 finishes operation, the welding machine controller cuts off the power supply through the program instruction of the robot; simultaneously, the second servo motor 25 of the second welding gun 2 is commanded to move, so that the second welding gun 2 is in an open state; at this time, both the first welding gun 1 and the second welding gun 2 are in an off state; under the non-working condition, the robot drives the utility model to return to the starting point, and space is reserved for rotation and assembly. The subsequent work repeats the above procedure and actions.
The above embodiments are merely preferred embodiments for illustrating the present utility model, and the scope of the present utility model is not limited thereto. Equivalent substitutions and modifications will occur to those skilled in the art based on the present utility model, and are intended to be within the scope of the present utility model.
Claims (10)
1. The utility model provides an integral type robot spot welding welder, includes first welder (1), second welder (2), characterized by: the first welding gun (1) and the second welding gun (2) are connected into a whole through a connecting component (3), the first welding gun (1) is connected with the robot, and the second welding gun (2) is electrically connected with the first welding gun (1) through a positive connecting block (4) and a negative connecting block (5); the welding direction of the first welding gun (1) is perpendicular to the welding direction of the second welding gun (2), and the first welding gun and the second welding gun are controlled by the same welding controller, so that spot welding operation of a side wall rear water flowing groove and spot welding operation of a tail lamp bracket can be completed.
2. The integrated robotic spot welding gun of claim 1, wherein: the connecting member (3) is composed of a body (31) and a connecting plate (32), the body (31) is a rectangular box body with an upper end and one side not closed, the connecting plate (32) is fixedly connected with one side of the body (31) not closed, a second connecting position (320) is arranged on the connecting plate (32), and a first connecting position (310) is arranged on one side of the body (31) opposite to the connecting plate (32).
3. The integrated robotic spot welding gun of claim 2, wherein: the first welding gun (1) comprises a first welding gun bracket (11), a first upper electrode arm (12), a first lower electrode arm (13), a first flexible connecting component (14), a first servo motor (15), a transformer (17) and a robot connecting part (18) are arranged on the first welding gun bracket (11), and a first motor wiring part (16) is arranged on the first servo motor (15); the first welding gun bracket (11) is also provided with a first connecting part (10), and the first connecting part (10) is connected with a first connecting position (310) on the connecting component (3) through a threaded fastener.
4. The integrated robotic spot welding gun of claim 3, wherein: the second welding gun (2) comprises a second welding gun bracket (21), a second upper electrode arm (22), a second lower electrode arm (23), a second soft connecting component (24) and a second servo motor (25) are arranged on the second welding gun bracket (21), and a second motor wiring part (26) is arranged on the second servo motor (25); the second welding gun (2) is electrically connected with a transformer (17) on the first welding gun (1) through the positive electrode connecting block (4) and the negative electrode connecting block (5).
5. The integrated robotic spot welding gun of claim 4, wherein: the second welding gun bracket (21) is also provided with a second connecting part (20), and the second connecting part (20) is connected with a second connecting position (320) on the connecting component (3) through a threaded fastener.
6. The integrated robotic spot welding gun of claim 2, wherein: the body (31) of the connecting member (3) is made of aluminum alloy and is cast, and reinforcing blocks (33) are arranged at the corners of the inner cavity of the body (31).
7. The integrated robotic spot welding gun of claim 3, wherein: the first connecting position (310) on the body (31) of the connecting member (3) is formed by a large round hole and a plurality of bolt through holes around the large round hole, and the first connecting position (310) corresponds to the first connecting part (10) on the first welding gun bracket (11) and is connected and fastened through a threaded fastener.
8. The integrated robotic spot welding gun of claim 5, wherein: the second connecting position (320) on the connecting plate (32) of the connecting member (3) is also formed by a large round hole and a plurality of bolt through holes around the large round hole, and the second connecting position (320) corresponds to the second connecting part (20) on the second welding gun bracket (21) and is connected and fastened through a threaded fastener.
9. The integrated robotic spot welding gun of claim 1, wherein: the positive connection block (4) and the negative connection block (5) are of bending structures and are made of red copper.
10. The integrated robotic spot welding gun of claim 3, wherein: a first motor wiring part (16) on a first servo motor (15) of the first welding gun (1) and a second motor wiring part (26) on a second servo motor (25) of the second welding gun (2) are respectively and electrically connected with the same welding controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320905131.9U CN219767187U (en) | 2023-04-21 | 2023-04-21 | Integral type robot spot welding welder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320905131.9U CN219767187U (en) | 2023-04-21 | 2023-04-21 | Integral type robot spot welding welder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219767187U true CN219767187U (en) | 2023-09-29 |
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ID=88110068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320905131.9U Active CN219767187U (en) | 2023-04-21 | 2023-04-21 | Integral type robot spot welding welder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219767187U (en) |
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2023
- 2023-04-21 CN CN202320905131.9U patent/CN219767187U/en active Active
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