Clamp for welding automobile anti-collision beam

Abstract

The utility model belongs to the field of anti-collision beam welding clamps, particularly relates to a clamp for welding an automobile anti-collision beam, and aims to solve the problems that when an existing clamp for welding the automobile anti-collision beam is used, due to the fact that the sizes and the shapes of different anti-collision beams of automobiles are different, the shape of the existing anti-collision beam welding clamp is fixed, only anti-collision beams of specific models can be fixed, and the welding quality is poor. According to the scheme, the welding fixture comprises a workbench, a clamping mechanism, an adjusting assembly and a back plate; a back plate is fixedly installed on the working table, the clamping mechanism is arranged on the working table, an automobile anti-collision beam is arranged on the working table, and the automobile anti-collision beam is connected with the back plate and the clamping mechanism. According to the automobile anti-collision beam clamping device, the automobile anti-collision beams of different specifications and sizes can be clamped and fixed through cooperation of all the components, the application range is widened, the structure is simple and convenient, and practicability is higher.

Description

Technical Field

[0001] The utility model relates to the technical field of anti-collision beam welding fixtures, in particular to a fixture for welding automobile anti-collision beams. Background Art

[0002] The anti-collision beam is a device used to absorb collision energy when the vehicle is hit. It is composed of a main beam, an energy absorption box, and a mounting plate connected to the car. The main beam and the energy absorption box can effectively absorb the collision energy when the vehicle collides at a low speed, and minimize the damage to the longitudinal beam of the vehicle body caused by the impact force. In this way, it plays a protective role for the vehicle. When producing the anti-collision beam of the car, two sets of energy absorption boxes need to be welded on both sides of the main beam respectively, and a clamp needs to be used to clamp and position them during the welding process;

[0003] In the prior art, when the main beam is placed on the fixture manually, it is difficult to ensure whether the position of the main beam is centered, and the accuracy is low. In response to the above problem, the application number is: 202311705278.4, which discloses a fixture for welding an automobile anti-collision beam, which includes a clamping table, and the lower end of the clamping table is fixedly provided with supporting feet all around, and the middle and lower positions of the clamping table are provided with a clamping assembly, and both sides of the clamping table are provided with a scraping assembly, and the main beam is provided on the inner side of the clamping assembly at the upper end of the clamping table, and the clamping assembly includes two groups of first fixed shafts fixedly provided on the upper end of the clamping table, and the upper ends of the two groups of the first fixed shafts are fixedly provided with first cover plates, and the outer sides of the two groups of the first fixed shafts are movably provided with first clamping cylinders, and the middle parts of the two groups of the clamping tables are provided with slide rail slots near the front sides;

[0004] However, after reading the above patent documents, the following problems are found: during use, since the sizes and shapes of anti-collision beams of different vehicles are also different, the existing anti-collision beam welding fixtures are fixed in shape and can only fix the anti-collision of specific models, which reduces the versatility of the welding fixture. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and provides a welding fixture for automobile anti-collision beams.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A fixture for welding an automobile anti-collision beam, including a workbench, a clamping mechanism, an adjustment component, and a back plate;

[0008] A back plate is fixedly mounted on the workbench, the clamping mechanism is arranged on the workbench, an automobile anti-collision beam is arranged on the workbench, and the automobile anti-collision beam is connected to the back plate and the clamping mechanism;

[0009] The clamping mechanism includes a cylinder, a sleeve, a clamping plate 1, a clamping plate 2, a clamping plate 3 and an adjusting component. The cylinder is fixedly installed on the workbench, a sleeve is fixedly installed on one end of the cylinder, a fixed sleeve is provided with a fixing plate 1 on the sleeve, two transmission plates are rotatably connected to the fixing plate 1, one end of the two transmission plates are respectively provided with a clamping plate 2 and a clamping plate 3, a sliding sleeve is provided on the clamping plate 2, and the adjusting component is connected to the clamping plate 1 and the sleeve. Through the matching design of the sleeve, the threaded rod, the clamping plate 1, the clamping plate 2, the clamping plate 3, the adjusting nut, the fixing plate 1 and the two transmission plates, the automobile anti-collision beams of different specifications and sizes can be clamped and fixed.

[0010] Specifically, the adjusting assembly includes a threaded rod and an adjusting nut, one end of the threaded rod is fixedly connected to the clamping plate one, the threaded rod is threadedly connected with an adjusting nut, and the adjusting nut is in contact with the sleeve. By rotating the adjusting nut and performing threaded transmission with the threaded rod, the position of the adjusting nut can be adjusted, thereby adjusting the sliding distance of the sleeve on the threaded rod, and further adjusting the sliding distance of the clamping plate two and the clamping plate three to the two sides of the clamping plate one.

[0011] Specifically, one end of the two transmission plates are rotatably connected with a connecting piece, and the two connecting pieces are respectively fixedly connected to the second clamp plate and the third clamp plate for transmission, and are detachably connected. The first clamp plate, the second clamp plate and the third clamp plate are all connected to the automobile anti-collision beam, so as to facilitate the adjustment of the contact area between the clamp plate and the automobile anti-collision beam.

[0012] Specifically, a connecting sliding groove 1 is provided on the clamping plate 1, and two sliding grooves 1 are both slidably connected with sliding blocks 1, and the two sliding blocks 1 are both fixedly connected to the clamping plate 2, so as to improve stability.

[0013] Specifically, two sliding grooves 2 are provided on the second clamping plate, and two sliding grooves 2 are slidably connected with two sliding blocks 2. Both of the two sliding blocks 2 are fixedly connected to the third clamping plate to improve stability.

[0014] Specifically, spring 1 is fixedly installed in each of the two sliding grooves 1, and one end of the two spring 1s is fixedly connected to the two sliding blocks 1 respectively. Spring 2 is fixedly installed in each of the two sliding grooves 2, and one end of the two spring 2s is fixedly connected to the two sliding blocks 2 respectively. The forces of the two springs 1 and 2 are used to restore the splint 2 and the splint 3 to their original states.

[0015] Specifically, the back plate is provided with a plurality of slots, a plurality of baffles are inserted into the plurality of slots, and the plurality of baffles are all connected to the automobile anti-collision beam, so as to facilitate blocking the automobile anti-collision beams of different specifications and sizes.

[0016] Specifically, the threaded rod is slidably connected to the sleeve, the first clamping plate is slidably connected to the workbench, and the second clamping plate is slidably connected to the third clamping plate, which are detachable connections.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] (1) The automobile anti-collision beam welding fixture of the utility model can clamp and fix the automobile anti-collision beams of different sizes through the matching design of the sleeve, the threaded rod, the first clamp, the second clamp, the third clamp, the adjusting nut, the first fixing plate and the two transmission plates. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following will briefly introduce the drawings required for the implementation or the prior art description. Obviously, the drawings described below are only exemplary, and the structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions that can be implemented in the utility model, so they have no technical substantive significance, and any structural modification, change in proportional relationship or adjustment of size.

[0020] Figure 1 This is a three-dimensional structural schematic diagram of the automobile anti-collision beam welding fixture proposed by the utility model;

[0021] Figure 2 This is a schematic diagram of the main structural anatomy of the clamp for welding the automobile anti-collision beam proposed by the utility model;

[0022] Figure 3 for Figure 2 A schematic diagram of the enlarged structure at A in the middle;

[0023] Figure 4 for Figure 1 Schematic diagram of the enlarged structure at point B in the middle.

[0024] In the figure: 1. workbench; 2. cylinder; 3. sleeve; 4. threaded rod; 5. clamping plate 1; 6. clamping plate 2; 7. clamping plate 3; 8. adjusting nut; 9. fixing plate 1; 10. transmission plate; 11. connecting piece; 12. back plate; 13. slot; 14. baffle; 15. sliding groove 1; 16. slider 1; 17. sliding groove 2; 18. slider 2; 19. automobile anti-collision beam. DETAILED DESCRIPTION

[0025] The following is a specific embodiment of the present invention. People familiar with the technology can easily understand the other advantages and functions of the present invention from the contents disclosed in this specification. Obviously, the described embodiment is a part of the present invention, not all of the embodiments. 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.

[0026] Reference Figure 1-4 , a fixture for welding an automobile anti-collision beam, comprising a workbench 1, a clamping mechanism, an adjustment component and a back plate 12;

[0027] A back plate 12 is fixedly mounted on the workbench 1, the clamping mechanism is arranged on the workbench 1, and an automobile anti-collision beam 19 is arranged on the workbench 1, and the automobile anti-collision beam 19 is connected to the back plate 12 and the clamping mechanism;

[0028] The clamping mechanism includes a cylinder 2, a sleeve 3, a clamp 1 5, a clamp 2 6, a clamp 3 7 and an adjusting component. The cylinder 2 is fixedly installed on the workbench 1, and a sleeve 3 is fixedly installed on one end of the cylinder 2. A fixed plate 1 9 is fixedly sleeved on the sleeve 3, and two transmission plates 10 are rotatably connected to the fixed plate 1 9. One end of the two transmission plates 10 are respectively provided with a clamp 2 6 and a clamp 3 7, and a clamp 1 5 is slidably sleeved on the clamp 2 6. The adjusting component is connected to the clamp 1 5 and the sleeve 3. Through the matching design of the sleeve 3, the threaded rod 4, the clamp 1 5, the clamp 2 6, the clamp 3 7, the adjusting nut 8, the fixed plate 1 9 and the two transmission plates 10, the automobile anti-collision beams 19 of different sizes can be clamped and fixed.

[0029] Refer to the attached Figure 1-3 In this embodiment, the adjusting assembly includes a threaded rod 4 and an adjusting nut 8, one end of the threaded rod 4 is fixedly connected to the clamp plate 1 5, the threaded rod 4 is threadedly connected with an adjusting nut 8, and the adjusting nut 8 is in contact with the sleeve 3. By rotating the adjusting nut 8 and performing threaded transmission with the threaded rod 4, the position of the adjusting nut 8 can be adjusted, thereby adjusting the sliding distance of the sleeve 3 on the threaded rod 4, and further adjusting the sliding distance of the clamp plate 2 6 and the clamp plate 3 7 to the two sides of the clamp plate 1 5.

[0030] Refer to the attached Figure 4In this embodiment, one end of the two transmission plates 10 is rotatably connected with a connecting piece 11, and the two connecting pieces 11 are respectively fixedly connected to the second clamp plate 6 and the third clamp plate 7 for transmission, and are detachably connected. The first clamp plate 5, the second clamp plate 6 and the third clamp plate 7 are all connected to the automobile anti-collision beam 19, so as to facilitate the adjustment of the contact area between the clamp plate and the automobile anti-collision beam 19.

[0031] Refer to the attached Figure 2 In this embodiment, the splint 15 is provided with a connecting sliding groove 15, and the two sliding grooves 15 are both slidably connected with a slider 16, and the two sliders 16 are fixedly connected to the splint 2 6, so that the splint 2 6 can slide stably on the splint 15; the splint 2 6 is provided with two sliding grooves 2 17, and the two sliding grooves 2 17 are both slidably connected with a slider 2 18, and the two sliders 2 18 are fixedly connected to the splint 3 7, so that the splint 3 7 can slide stably on the splint 2 6; the two sliding grooves 15 are both fixedly installed with a spring 1, and one end of the two springs 1 are respectively fixedly connected to the two sliders 16, and the two sliding grooves 2 17 are both fixedly installed with a spring 2, and one end of the two springs 2 are respectively fixedly connected to the two sliders 2 18, and the splint 2 6 and the splint 3 7 are restored to their original states by the action of the two springs 1 and the spring 2.

[0032] Refer to the attached Figure 1-2 In this embodiment, a plurality of slots 13 are provided on the back plate 12, a plurality of baffles 14 are inserted into the plurality of slots 13, and the plurality of baffles 14 are all connected to the automobile anti-collision beam 19, so as to facilitate blocking the automobile anti-collision beam 19 of different sizes. The threaded rod 4 is slidably connected to the sleeve 3, the splint 1 5 is slidably connected to the workbench 1, and the splint 2 6 is slidably connected to the splint 3 7, which are detachable connections.

[0033] Working principle: When in use, the plurality of baffles 14 are respectively inserted into the plurality of slots 13 corresponding to the automobile anti-collision beam 19, and then the automobile anti-collision beam 19 is placed on the workbench 1, and then the cylinder 2 is started, and the output end of the cylinder 2 drives the clamping plate 1 5, the clamping plate 2 6 and the clamping plate 3 7 to move toward the automobile anti-collision beam 19 through the transmission of the sleeve 3, the fixing plate 1 9 and the two transmission plates 10, and cooperates with the plurality of baffles 14, so as to achieve the effect of clamping and fixing the automobile anti-collision beam 19;

[0034] In this process, when the clamping plate 1 5 contacts the automobile anti-collision beam 19, the cylinder 2 drives the sleeve 3 to continue to slide on the threaded rod 4 for a certain distance, and connects one end of the sleeve 3 with the adjusting nut 8. In this process, the clamping plate 1 9 and the two transmission plates 10 drive the clamping plate 2 6 and the clamping plate 3 7 to slide to the two sides of the clamping plate 1 5, and compress the two springs 1 and 2, so as to increase the contact area between the clamping plate and the automobile anti-collision beam 19.

[0035] Afterwards, when one end of the sleeve 3 is connected to the adjusting nut 8, the sleeve 3 is sleeved with the adjusting nut 8 and the threaded rod 4 for transmission, and the clamping plate 1 5 clamps the automobile anti-collision beam 19. At the same time, the clamping plate 2 6 and the clamping plate 3 7 clamp the automobile anti-collision beam 19 through the transmission of the fixing plate 1 9 and the two transmission plates 10, thereby achieving the effect of clamping and fixing the automobile anti-collision beam 19.

[0036] By rotating the adjusting nut 8 and performing threaded transmission with the threaded rod 4, the position of the adjusting nut 8 can be adjusted, thereby adjusting the sliding distance of the sleeve 3 on the threaded rod 4, and then adjusting the sliding distance of the clamp plate 2 6 and the clamp plate 3 7 to the two sides of the clamp plate 1 5, thereby adjusting the contact area between the clamp plate and the automobile anti-collision beam 19, and thereby achieving the effect of clamping and fixing the automobile anti-collision beams 19 of different specifications and sizes.

[0037] The technical progress achieved by the utility model compared with the prior art is that the automobile anti-collision beams 19 of different sizes can be clamped and fixed through the cooperation of various components, thereby improving the scope of application, and the structure is simple and the practicality is higher.

Claims

1. A fixture for welding automobile anti-collision beams, characterized in that: It comprises a workbench (1), a clamping mechanism, an adjustment component and a back plate (12); A back plate (12) is fixedly mounted on the workbench (1), the clamping mechanism is arranged on the workbench (1), an automobile anti-collision beam (19) is arranged on the workbench (1), and the automobile anti-collision beam (19) is connected to the back plate (12) and the clamping mechanism; The clamping mechanism comprises a cylinder (2), a sleeve (3), a clamping plate 1 (5), a clamping plate 2 (6) and a clamping plate 3 (7); the cylinder (2) is fixedly mounted on the workbench (1); a sleeve (3) is fixedly mounted on one end of the cylinder (2); a fixed plate 1 (9) is fixedly sleeved on the sleeve (3); two transmission plates (10) are rotatably connected to the fixed plate 1 (9); one end of each of the two transmission plates (10) is respectively provided with a clamping plate 2 (6) and a clamping plate 3 (7); a clamping plate 1 (5) is slidably sleeved on the clamping plate 2 (6); and the adjusting component is connected to the clamping plate 1 (5) and the sleeve (3).

2. The automobile anti-collision beam welding fixture according to claim 1, characterized in that: The adjustment assembly comprises a threaded rod (4) and an adjustment nut (8), one end of the threaded rod (4) is fixedly connected to the clamping plate (5), the threaded rod (4) is threadedly connected with an adjustment nut (8), and the adjustment nut (8) is in contact with the sleeve (3).

3. The automobile anti-collision beam welding fixture according to claim 1, characterized in that: One end of the two transmission plates (10) is rotatably connected to a connecting piece (11), and the two connecting pieces (11) are fixedly connected to the second clamping plate (6) and the third clamping plate (7) respectively, and the first clamping plate (5), the second clamping plate (6) and the third clamping plate (7) are all connected to the automobile anti-collision beam (19).

4. The automobile anti-collision beam welding fixture according to claim 3 is characterized in that: The clamping plate one (5) is provided with a connecting sliding groove one (15), and two sliding grooves one (15) are both slidably connected with a sliding block one (16), and the two sliding blocks one (16) are both fixedly connected to the clamping plate two (6).

5. The automobile anti-collision beam welding fixture according to claim 4, characterized in that: The second clamping plate (6) is provided with two second sliding grooves (17), and the two second sliding grooves (17) are both slidably connected with the second sliding block (18). The two second sliding blocks (18) are both fixedly connected with the third clamping plate (7).

6. The automobile anti-collision beam welding fixture according to claim 5, characterized in that: A spring 1 is fixedly installed in each of the two sliding grooves 1 (15), and one end of each of the two springs 1 is fixedly connected to each of the two sliding blocks 1 (16). A spring 2 is fixedly installed in each of the two sliding grooves 2 (17), and one end of each of the two springs 2 is fixedly connected to each of the two sliding blocks 2 (18).

7. The automobile anti-collision beam welding fixture according to claim 1, characterized in that: The back plate (12) is provided with a plurality of slots (13), a plurality of baffles (14) are inserted into the plurality of slots (13), and the plurality of baffles (14) are all connected to the automobile anti-collision beam (19).

8. The automobile anti-collision beam welding fixture according to claim 2, characterized in that: The threaded rod (4) is slidably connected to the sleeve (3), the first clamping plate (5) is slidably connected to the workbench (1), and the second clamping plate (6) is slidably connected to the third clamping plate (7).

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