Automatic welding device for welding arc-shaped distributed welding spots of vehicle body with compact structure
By designing an automatic welding device for welding arc-distributed welding spots with compact structures, the efficient movement and welding of automatic welding pliers is achieved by using the cooperation of cylinder drive and arc-shaped tracks, solving the problems of high cost and large footprint in the prior art, and improving welding efficiency and quality.
Patent Information
- Application Number
- CN202421426830.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-21
- Publication Date
- 2025-04-25
- Estimated Expiration
- 2034-06-21
AI Technical Summary
In the welding of arc-shaped body distribution welding points in automobile welding production lines, the cost of automatic welding pliers is high, the manual welding efficiency is low, the strength is high, the welding quality is difficult to guarantee, the robot welding cost is high and the area covers a large area.
An automatic welding device for welding of arc-distributed welding spots with compact structures is designed. The first cylinder drives the installation plate to drive the automatic welding tongs to move. Combined with the cooperation of arc-shaped tracks and rollers, the automatic welding tongs move according to the arc-shaped tracks of the vehicle body, and move up and downward through the guide rails. The induction terminal of the locking cylinder is automatically locked to the welding spot position.
On the premise of ensuring welding efficiency and quality, the composition cost of the device is reduced, the floor area is reduced, the production line cost is reduced, and the cost of production line is solved. The cost of the multiple automatic welding pliers, manual welding and robot welding in the prior art is high and the floor area is large.
Smart Images
Figure CN222790945U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of vehicle body welding spot welding devices, in particular to an automatic welding device for welding arc-shaped distributed welding spots of a vehicle body with a compact structure. Background Art
[0002] The automobile body components are mainly made of cold-rolled steel stamping parts with good stamping and welding processability, which are assembled and welded. The welding production is large in batches, fast in production speed, and requires high precision in assembly and welding of the welded parts. The production method is mostly flow-line operation, with high mechanization and automation, and a large number of special equipment and fixtures are used. More and more welding work is done by automatic welding machines and welding robots. However, the existing technology has the following shortcomings when used:
[0003] The welding of arc-shaped body distribution welds in automobile welding production lines generally uses multiple automatic welding tongs or manual welding and robot welding. In the above welding methods, multiple automatic welding tongs have high costs, manual welding has low efficiency, high work intensity, and difficult to ensure welding quality. Robot welding has high costs, needs to consider the operator's safe working range, and occupies a large area.
[0004] Therefore, there is an urgent need for an automatic welding device for arc-shaped distributed welding spots of a compact vehicle body to solve the above problems. Utility Model Content
[0005] The purpose of the utility model is to: aim at the welding of arc-shaped body distribution welding points in the existing automobile welding production line, which generally adopts multiple automatic welding tongs or manual welding and robot welding. In the above welding methods, the multiple automatic welding tongs have high cost, the manual welding operation efficiency is low, the operation intensity is high, and the welding quality is difficult to guarantee. The robot welding cost is high, the safe operation range of the operator needs to be considered, and the area occupied is large.
[0006] In order to achieve the above-mentioned invention object, the utility model provides the following technical solutions:
[0007] An automatic welding device for arc-shaped distributed welding spots of a compact vehicle body is provided to improve the above-mentioned problem.
[0008] The specific application is as follows:
[0009] The lifting of the piston rod is achieved by the step of lifting the piston rod and the piston rod being fixedly provided with a spring, and the piston rod of the piston rod being connected with the piston rod of the piston rod respectively has the advantages of small size and high strength, and the support frame has the advantages of small size and high strength.
[0010] As a preferred technical solution of the present application, a first limit block and a second limit block are fixedly connected to the left and right sides of the top of the first seat body respectively.
[0011] As a preferred technical solution of the present application, a third limiting block and a fourth limiting block are fixedly connected to the front and rear sides of the top of the second seat body respectively.
[0012] As a preferred technical solution of the present application, the automatic welding tongs is provided with a plurality of evenly arranged long holes, and the automatic welding tongs is provided with a rod body matching the long holes.
[0013] As a preferred technical solution of the present application, the mounting plate is located in the through slot.
[0014] As a preferred technical solution of the present application, the first cylinder and the locking cylinder are self-contained with induction.
[0015] As a preferred technical solution of the present application, the first limit block and the second limit block are arranged opposite to each other, and the third limit block and the fourth limit block are arranged opposite to each other.
[0016] Compared with the prior art, the utility model has the following beneficial effects:
[0017] In the scheme of this application:
[0018] 1. The first cylinder is used to drive the mounting plate, and the mounting plate drives the second seat body and the automatic welding clamp to move. The second limit block and the induction of the first cylinder are used to ensure that the automatic welding clamp can reach the required welding position. After the automatic welding clamp welds the first welding point in the arc area, the locking cylinder pushes the fixing frame to slide. The arc track and the roller cooperate to ensure that the automatic welding clamp moves forward along the arc track of the vehicle body. The guide rail is used to realize the movement of the arc in the up and down directions. After the induction terminal of the locking cylinder receives the signal of reaching the second welding point position, it is automatically locked to the position, and then the welding of the second welding point is carried out, as above, in sequence. After welding all the welding points, the automatic welding clamp is withdrawn from the welding area through the first cylinder, so that under the premise of ensuring welding efficiency and welding quality, the construction cost of the device is reduced, the floor space is reduced, and the production line cost is reduced. This solves the problem that the welding of arc-shaped body distribution welding points in the automobile welding production line in the prior art generally adopts multiple automatic welding clamps or manual welding and robot welding. In the above welding methods, the construction cost of multiple automatic welding clamps is high, the manual welding operation efficiency is low, the operation intensity is high, the welding quality is difficult to guarantee, and the robot welding cost is high, and the safe operation range of the operator needs to be considered, and the floor space is large;
[0019] 2. The guide rails are set to achieve the displacement of the automatic welding clamp in the up and down directions when it moves in an arc shape, so it will not get stuck;
[0020] 3. Through the cooperation of the long hole and the adjustable limit of the rod body, the automatic welding clamp can be adjusted in the axial direction. BRIEF DESCRIPTION OF THE DRAWINGS
[0021] Figure 1 This is a schematic diagram of the overall structure of an automatic welding device for arc-shaped distributed welding spots of a compact vehicle body provided in the present application;
[0022] Figure 2 This is a schematic diagram of the overall structure of an automatic welding device for arc-shaped distributed welding spots of a compact vehicle body provided in the present application;
[0023] Figure 3 A schematic diagram of the side structure of an automatic welding device for arc-shaped distributed welding spots of a compact vehicle body provided in the present application;
[0024] Figure 4 A schematic front view of the structure of an automatic welding device for arc-shaped distributed welding spots of a compact vehicle body provided in the present application.
[0025] Indicated in the figure:
[0026] 1. The first seat body; 2. The first slide; 3. The connecting block; 4. The second seat body; 5. The through groove; 6. The first cylinder; 7. The mounting plate; 8. The second slide; 9. The fixing frame; 10. The locking cylinder; 11. The guide rail; 12. The automatic welding clamp; 13. The arc track; 14. The roller; 15. The first limit block; 16. The second limit block; 17. The third limit block; 18. The fourth limit block; 19. The long hole; 20. The rod body. DETAILED DESCRIPTION
[0027] To make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments.
[0028] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the present invention to be protected, but merely represents some embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0029] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.
[0030] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.
[0031] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower", etc. is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the invention product is usually placed when in use, or the orientation or position relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance. Example
[0032] like Figure 1-4As shown, the present embodiment proposes an automatic welding device for arc-shaped distributed welding spots of a car body with a compact structure, comprising a first base body 1, a symmetrically distributed first slide 2 is fixedly connected to the top of the first base body 1, a connecting block 3 is slidably connected to the first slide 2, a second base body 4 is fixedly connected to the top of the two connecting blocks 3, a through groove 5 is provided on the first base body 1, a first cylinder 6 is fixedly connected to the first base body 1, a mounting plate 7 is fixedly connected to the pushing end of the first cylinder 6, the top of the mounting plate 7 is fixedly connected to the second base body 4, two second slides 8 are fixedly connected to the top of the second base body 4, a fixing frame 9 is slidably connected to the top of the two second slides 8, a locking cylinder 10 is fixedly connected to the first base body 1, the pushing end of the locking cylinder 10 is slidably connected to the fixing frame 9, a guide rail 11 is fixedly connected to the right side of the fixing frame 9, and an automatic locking cylinder 11 is slidably connected to the guide rail 11. The movable welding clamp 12 drives the mounting plate 7 through the set first cylinder 6, and drives the second base body 4 and the automatic welding clamp 12 to move through the mounting plate 7. The second base body 4 is provided with an arc track 13, and a roller 14 is provided at the bottom of the automatic welding clamp 12. The wheel body of the roller 14 is rolled in the arc track 13. The induction of the first cylinder 6 is used to ensure that the automatic welding clamp 12 can reach the required welding position. After the automatic welding clamp 12 welds the first welding point in the arc area, the fixing frame 9 is pushed to slide by the locking cylinder 10. Through the cooperation of the arc track 13 and the roller 14, it is ensured that the automatic welding clamp 12 moves along the arc trajectory of the vehicle body, and the guide rail 11 realizes the movement of the arc in the up and down directions. After the induction terminal of the locking cylinder 10 receives the signal of reaching the second welding point position, it automatically locks to this position, and then the welding of the second welding point is carried out. As above, all welding points are welded in sequence.
[0033] like Figure 1 and Figure 4 As shown, the left and right sides of the top of the first seat body 1 are respectively fixedly connected with a first limit block 15 and a second limit block 16. The second limit block 16 and the induction of the first cylinder 6 are used to ensure that the automatic welding clamp 12 can reach the required welding position. After welding is completed, the first cylinder 6 is used to make the automatic welding clamp 12 withdraw from the welding area, and the first limit block 15 and the induction of the first cylinder 6 ensure the withdrawal position of the automatic welding clamp 12.
[0034] like Figure 1 As shown, the front and rear sides of the top of the second seat body 4 are respectively fixedly connected with a third limit block 17 and a fourth limit block 18, which cooperate with the locking cylinder 10 to enable the automatic welding clamp 12 to reach the required welding position.
[0035] like Figure 1 and Figure 4As shown, the automatic welding clamp 12 is provided with a plurality of evenly arranged long holes 19, and the automatic welding clamp 12 is provided with a rod body 20 that matches the long holes 19. The automatic welding clamp 12 can be adjusted in the axial direction by the adjustable limit cooperation of the set long holes 19 and the rod body 20.
[0036] like Figure 2 and Figure 4 As shown, the mounting plate 7 is located in the through slot 5 , and the second seat body 4 can move through the through slot 5 .
[0037] like Figure 1 and Figure 4 As shown, the first cylinder 6 and the locking cylinder 10 have their own induction, which ensures that the automatic welding clamp 12 can reach the required welding position.
[0038] like Figure 1 and Figure 4 As shown, the first limiting block 15 and the second limiting block 16 are arranged opposite to each other, and the third limiting block 17 and the fourth limiting block 18 are arranged opposite to each other.
[0039] Specifically, the automatic welding device for arc-shaped distributed welding spots of a car body with a compact structure is used: the mounting plate 7 is driven by the first cylinder 6, and the second seat body 4 and the automatic welding clamp 12 are driven to move by the mounting plate 7, and the second limit block 16 and the induction of the first cylinder 6 are used to ensure that the automatic welding clamp 12 can reach the required welding position. After the automatic welding clamp 12 welds the first welding spot in the arc area, the locking cylinder 10 pushes the fixing frame 9 to slide, and the arc track 13 and the roller 14 cooperate to ensure that the automatic welding clamp 12 moves forward along the arc track of the car body. The guide rail 11 is used to realize the upward and downward movement of the arc. The sensing terminal of the locking cylinder 10 automatically locks to the position after receiving the signal of reaching the second welding point position, and then the welding of the second welding point is carried out. As above, all welding points are welded in sequence. Under the premise of ensuring welding efficiency and welding quality, the composition cost of the device is reduced, the floor space is reduced, and the production line cost is reduced. After welding is completed, the automatic welding clamp 12 is withdrawn from the welding area through the first cylinder 6, and the withdrawal position of the automatic welding clamp 12 is ensured by the first limit block 15 and the induction of the first cylinder 6.
[0040] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the invention are included in the scope of the claims of the present invention.
Claims
1. An automatic welding device for arc-shaped distributed spot welding of a compact vehicle body, comprising a first seat (1), characterized in that: The top of the first base body (1) is fixedly connected to a symmetrically distributed first slide table (2), the first slide table (2) is slidably connected to a connecting block (3), the tops of the two connecting blocks (3) are commonly fixedly connected to a second base body (4), the first base body (1) is provided with a through groove (5), the first base body (1) is fixedly connected to a first cylinder (6), the pushing end of the first cylinder (6) is fixedly connected to a mounting plate (7), the top of the mounting plate (7) is fixedly connected to the second base body (4), and the top of the second base body (4) is fixedly connected to two second slide blocks (3). The second slides (8) are slidably connected to a fixed frame (9) at the top of the two second slides (8); a locking cylinder (10) is fixedly connected to the first base (1); a pushing end of the locking cylinder (10) is slidably connected to the fixed frame (9); a guide rail (11) is fixedly connected to the right side of the fixed frame (9); an automatic welding clamp (12) is slidably connected to the guide rail (11); an arc track (13) is provided on the second base (4); a roller (14) is provided at the bottom of the automatic welding clamp (12); the wheel body of the roller (14) is rotatably placed in the arc track (13).
2. The automatic welding device for arc-shaped distributed welding spots of a compact vehicle body according to claim 1, characterized in that: A first limiting block (15) and a second limiting block (16) are fixedly connected to the left and right sides of the top of the first seat body (1), respectively.
3. The automatic welding device for arc-shaped distributed welding spots of a compact vehicle body according to claim 2, characterized in that: A third limiting block (17) and a fourth limiting block (18) are respectively fixedly connected to the front and rear sides of the top of the second seat body (4).
4. The automatic welding device for arc-shaped distributed spot welding of a compact vehicle body according to claim 3, characterized in that: The automatic welding tongs (12) is provided with a plurality of evenly arranged long holes (19), and the automatic welding tongs (12) is provided with a rod body (20) that matches the long holes (19).
5. The automatic welding device for arc-shaped distributed welding spots of a compact vehicle body according to claim 4, characterized in that: The mounting plate (7) is located in the through groove (5).
6. The automatic welding device for arc-shaped distributed welding spots of a compact vehicle body according to claim 5, characterized in that: The first cylinder (6) and the locking cylinder (10) are provided with induction.
7. The automatic welding device for arc-shaped distributed spot welding of a compact vehicle body according to claim 6, characterized in that: The first limiting block (15) and the second limiting block (16) are arranged opposite to each other, and the third limiting block (17) and the fourth limiting block (18) are arranged opposite to each other.