Auxiliary welding tool for automobile parts

Abstract

The utility model relates to the technical field of tool clamps, in particular to an auxiliary welding tool for automobile parts, which comprises a bottom plate, a first tool support and a second tool support, the first tool support and the second tool support are both arranged on the bottom plate, a fastening screw hole and a first pin hole are arranged on the first tool support, and a second pin hole is arranged on the second tool support. The second tool support is provided with two supporting plates, one supporting plate is provided with a rhombic pin and a first round pin, and the second tool support is provided with a second pin hole and a second round pin. The first tool support and the second tool support are flexibly installed and are convenient to disassemble and assemble and flexible to adjust, parts and parts composed of the parts are welded on the same station, switching among different welding stations is avoided, labor intensity is relieved, welding efficiency and welding quality are improved, compatibility and expandability of the tool are high, and the tool can be widely applied to the field of welding. And the design and manufacturing cost is low.

Description

Technical Field

[0001] The utility model relates to the technical field of tooling fixtures, in particular to a welding auxiliary tooling for automobile parts. Background Art

[0002] Welding auxiliary tooling is a type of tooling fixture, which is used to fix, clamp and position the parts to be welded during welding operations.

[0003] During the production and processing of automotive parts, a large number of parts need to go through the welding process, and different parts are often welded after clamping with different tooling, which easily causes the parts and components composed of parts to be welded at different welding stations. Operators need to frequently adjust and change positions between stations, resulting in a waste of time and increased labor intensity, making it impossible to achieve continuous welding operations for related automotive parts, resulting in low welding efficiency and poor compatibility of tooling.

[0004] Therefore, it is necessary to propose a welding auxiliary tool for automobile parts to overcome the defects of the prior art. Utility Model Content

[0005] The utility model aims to solve the problems in the prior art and provide a welding auxiliary tool for automobile parts.

[0006] The technical solution of the utility model is:

[0007] A welding auxiliary tool for automobile parts comprises a base plate, a first tool bracket and a second tool bracket, wherein the first tool bracket and the second tool bracket are both detachably arranged on the base plate, a fixing screw hole and a plurality of first pin holes are arranged on the first tool bracket, a fixing screw is threadedly connected to the fixing screw hole, and positioning rods can be inserted into the plurality of first pin holes, two supporting plates are arranged on the second tool bracket, a diamond pin and a first round pin are arranged on one supporting plate, a second pin hole and a second round pin are arranged on the second tool bracket and located on one side of the supporting plate, and the positioning rod can be inserted into the second pin hole.

[0008] Preferably, the bottom plate is provided with connection holes distributed in a matrix, and quick locking pins are detachably provided in the connection holes;

[0009] The quick locking pin is inserted and installed in the connecting hole, so as to realize quick installation and disassembly of the first tooling bracket and the second tooling bracket, and the operation is convenient.

[0010] Preferably, two first tooling brackets and two second tooling brackets are provided;

[0011] It can be divided into two workstations to weld automobile parts at the same time, thus improving welding efficiency.

[0012] Preferably, the bottom plate is detachably provided with an auxiliary clamping assembly, and two auxiliary clamping assemblies are provided, and the auxiliary clamping assembly comprises a clamping support, a lifting and lowering pressure plate and a clamping rod, one end of the lifting and lowering pressure plate is sleeved on the clamping support and can be locked on the clamping support, or the lifting and lowering pressure plate is released from the clamping support so that the lifting and lowering pressure plate can slide and rotate relative to the clamping support, and the clamping rod is threadedly connected to the other end of the lifting and lowering pressure plate, and a nut is provided on the clamping rod;

[0013] By installing the auxiliary clamping assembly on the bottom plate, auxiliary clamping positioning is achieved during component welding to improve welding quality. By lifting and rotating the lifting and lowering pressure plate, the clamping requirements of components on the first tooling bracket and the second tooling bracket can be met respectively.

[0014] Preferably, eye screws are provided at the four corners of the bottom plate, and a tool box is provided on the bottom plate;

[0015] The eye screws are convenient for lifting and shifting to meet the welding needs of different working areas. The tool box is used to place positioning rods, set screws and other auxiliary tools. The tools are placed in an orderly manner and are easy to take.

[0016] Preferably, an auxiliary support plate is provided on the bottom plate and between the two first tooling brackets;

[0017] Through the cooperation of the auxiliary support plate and the two first tooling brackets, the support welding of longer parts can be achieved, the application scope of the tooling is expanded, and the stability during the welding of longer parts is improved.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] 1. The first fixture bracket and the second fixture bracket are flexibly installed, which is convenient for disassembly and assembly and flexible for adjustment. Parts and components composed of parts are welded at the same station, which avoids switching between different welding stations, reduces labor intensity, ensures welding continuity, and improves welding efficiency and welding quality;

[0020] 2. The flexibly installed auxiliary support plates and auxiliary clamping components improve the compatibility and scalability of the tooling, reducing the design and production costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structure of the first embodiment of the utility model;

[0022] Figure 2 This is a schematic diagram of the structure of the use state of the first embodiment of the utility model;

[0023] Figure 3 This is a schematic diagram of the structure of the second embodiment of the present utility model.

[0024] Among them, 1. base plate; 2. first tooling bracket; 3. second tooling bracket; 4. fixing screw hole; 5. first pin hole; 6. fixing screw; 7. positioning rod; 8. support plate; 9. diamond pin; 10. first round pin; 11. second pin hole; 12. second round pin; 13. connecting hole; 14. quick locking pin; 15. lifting eye screw; 16. tool box; 17. auxiliary support plate; 18. clamping support; 19. lifting plate; 20. clamping rod; 21. nut; 22. part one; 23. part two. DETAILED DESCRIPTION

[0025] In order to make the technical means, technical features, utility model objectives and technical effects achieved by the utility model easy to understand, the utility model is further explained below with reference to specific illustrations.

[0026] Embodiment 1

[0027] like Figure 1 and Figure 2 As shown, a welding auxiliary tool for automobile parts includes a base plate 1, a first tool bracket 2 and a second tool bracket 3. The base plate 1 is processed with connecting holes 13 distributed in a matrix for installing the first tool bracket 2 and the second tool bracket 3. The number of the first tool bracket 2 and the second tool bracket 3 is two, and they are divided into two groups. Each group includes a first tool bracket 2 and a second tool bracket 3. The first tool bracket 2 and the second tool bracket 3 of the same group are installed adjacent to each other, and are respectively used for welding a single part (part one 22) and a component (a combination of part one 22 and part two 23). The two groups can perform welding operations at the same time to improve welding efficiency. The first tool bracket 2 and the second tool bracket 3 are connected to the connecting hole 13 of the base plate 1 by a quick locking pin 14, so that the first tool bracket 2 and the second tool bracket 3 can be flexibly installed. The installation is stable and reliable, and the disassembly and assembly are convenient and quick. The quick locking pin 14 is an application of the prior art, and its structure is not repeated here.

[0028] A set screw hole 4 and a plurality of first pin holes 5 are processed on the first fixture bracket 2 to realize the positioning of the part 1 22. A set screw 6 can be connected by thread in the set screw hole 4. A plurality of first pin holes 5 can be inserted into and installed with a positioning rod 7. The plate constituting the part 1 22 is placed on the top of the first fixture bracket 2. The positioning rod 7 is manually inserted into the first pin hole 5 to realize the positioning of the plate. The set screw 6 is tightened in the set screw hole 4 to realize the fixing of the plate. After the positioning and fixing are completed, the part 1 22 can be welded;

[0029] Two support plates 8 spaced apart from each other are connected to the top of the second tooling bracket 3, and a diamond pin 9 and a first round pin 10 are installed on one of the support plates 8 for positioning and supporting the part two 23. A second pin hole 11 and a second round pin 12 are processed on the second tooling bracket 3 and on one side of the support plate 8 for positioning the part one 22 after welding. The positioning rod 7 can be inserted into the second pin hole 11 to place the welded part one 22 on the second tooling bracket 3, and the second round pin 12 is inserted into the corresponding positioning hole of the part one 22 and the positioning rod 7 is inserted into the second pin hole 11 to achieve the positioning of the part one 22 on the second tooling bracket 3. After the positioning of the part one 22 and the part two 23 is completed, the part one 22 and the part two 23 can be combined and welded into one.

[0030] like Figure 1 and Figure 2 As shown, the four corners of the base plate 1 are threadedly connected with eye screws 15, through which the base plate 1 can be suspended and the tooling can be shifted to meet the welding requirements of different working areas. A tool box 16 is installed on the base plate 1 for placing positioning rods 7, set screws 6 and other auxiliary tools, so that the tools are placed in order and easy to take.

[0031] like Figure 1 and Figure 2 As shown, an auxiliary support plate 17 is installed on the base plate 1 and between the two first tooling brackets 2. The auxiliary support plate 17 is connected to the base plate 1 by a quick locking pin 14. The auxiliary support plate 17 can cooperate with the two first tooling brackets 2 to support welding of longer parts, expand the application scope of the tooling, and improve the stability of longer parts during welding.

[0032] When in use, place the plate constituting part 1 22 on the first tooling bracket 2, insert the positioning rod 7 through the through hole on the plate into the first pin hole 5 to position the plate, pass the fixing screw 6 through the slot on the plate and tighten it in the fixing screw hole 4 to fix the plate. After the positioning and fixing are completed, the welding of part 1 22 is completed, and part 2 23 and the welded part 1 22 are respectively placed on the second tooling bracket 3, part 23 is supported by the support plate 8, and part 23 is positioned by the diamond pin 9 and the first round pin 10. Part 1 22 is positioned by the second round pin 12 and the positioning rod 7 inserted in the second pin hole 11. After both part 1 22 and part 2 23 are positioned, part 1 22 and part 2 23 are welded into one.

[0033] Embodiment 2

[0034] The structure of this embodiment is basically the same as that of the first embodiment, except that: Figure 3As shown, two auxiliary clamping assemblies are flexibly installed on the base plate 1 for auxiliary clamping positioning during welding. The auxiliary clamping assemblies include a clamping support 18, a lifting and lowering pressure plate 19 and a clamping rod 20. The clamping support 18 is connected to the connecting hole 13 of the base plate 1 by a quick locking pin 14. One end of the lifting and lowering pressure plate 19 is inserted and installed on the clamping support 18 to form a cantilever structure. The lifting and lowering pressure plate 19 can be lifted up and down along the clamping support 18 and rotated around the clamping support 18. After the lifting and lowering pressure plate 19 moves into place, the lifting and lowering pressure plate 19 can be fastened and fixed to the clamping support 18 by bolts to fix the position of the lifting and lowering pressure plate 19. The clamping rod 20 is threadedly connected to the other end of the lifting and lowering pressure plate 19. The length of the clamping rod 20 extending downward is adjusted by screwing. A nut 21 is connected to the clamping rod 20. The nut 21 is located above the lifting and lowering pressure plate 19. After the clamping rod 20 is adjusted into place, the position of the clamping rod 20 is locked by tightening the nut 21.

[0035] When in use, the installation height and angle of the clamping rod 20 can be adjusted by lifting and rotating the lifting and lowering pressure plate 19 on the clamping support 18, which can meet the clamping requirements of the parts on the first tooling support 2 and the second tooling support 3 respectively, further improve the reliability of the clamping of the parts, and improve the welding quality. The installation position can be adjusted according to the use requirements through the flexible installation of the clamping support 18.

[0036] The above description is only a preferred embodiment of the utility model, and is not intended to limit the scope of implementation of the utility model. That is, all equivalent changes and modifications made according to the content of the patent application scope of the utility model should belong to the technical scope of the utility model.

Claims

1. A welding auxiliary tool for automobile parts, characterized in that: The invention comprises a base plate (1), a first tooling bracket (2) and a second tooling bracket (3), wherein the first tooling bracket (2) and the second tooling bracket (3) are both detachably arranged on the base plate (1), the first tooling bracket (2) is provided with a fixing screw hole (4) and a plurality of first pin holes (5), the fixing screw hole (4) is internally threadedly connected with a fixing screw (6), and a positioning rod (7) is inserted into each of the plurality of first pin holes (5), the second tooling bracket (3) is provided with two support plates (8), one of the support plates (8) is provided with a diamond pin (9) and a first round pin (10), and the second tooling bracket (3) is provided with a second pin hole (11) and a second round pin (12) on one side of the support plate (8), and the positioning rod (7) is inserted into the second pin hole (11).

2. The welding auxiliary tool for automobile parts according to claim 1, characterized in that: The bottom plate (1) is provided with connection holes (13) distributed in a matrix, and quick locking pins (14) are detachably provided in the connection holes (13).

3. The welding auxiliary tool for automobile parts according to claim 1, characterized in that: Two of the first tooling bracket (2) and the second tooling bracket (3) are provided.

4. The welding auxiliary tool for automobile parts according to claim 1, characterized in that: The bottom plate (1) is detachably provided with an auxiliary clamping assembly, wherein two auxiliary clamping assemblies are provided, and the auxiliary clamping assemblies include a clamping support (18), a lifting and lowering pressure plate (19) and a clamping rod (20). One end of the lifting and lowering pressure plate (19) is sleeved on the clamping support (18) and can be locked on the clamping support (18), or the lifting and lowering pressure plate (19) can be released from the clamping support (18) to allow the lifting and lowering pressure plate (19) to slide and rotate relative to the clamping support (18). The clamping rod (20) is threadedly connected to the other end of the lifting and lowering pressure plate (19), and a nut (21) is provided on the clamping rod (20).

5. The welding auxiliary tool for automobile parts according to claim 1, characterized in that: Eye screws (15) are provided at the four corners of the base plate (1), and a tool box (16) is provided on the base plate (1).

6. The welding auxiliary tool for automobile parts according to claim 1, characterized in that: An auxiliary support plate (17) is provided on the bottom plate (1) and between the two first tooling brackets (2).

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