Body-in-white electric resistance welding device with auxiliary clamping function

Abstract

The utility model relates to the field of welding devices, and discloses a body-in-white electric resistance welding device with an auxiliary clamping function, which comprises a bottom plate, a portal frame is fixedly connected to the upper part of the bottom plate, an electric resistance welding equipment body is fixedly connected to the front side of the upper part of the bottom plate, a limiting groove is formed in the upper part of the portal frame, and a sliding block is slidably connected in the limiting groove. A driving assembly is arranged on the upper portion of the sliding block, an electric telescopic rod is fixedly connected to the lower portion of the sliding block, a connecting plate is fixedly connected to the output end of the electric telescopic rod, first connecting shafts are evenly and fixedly connected to the periphery of the lower portion of the connecting plate, and a mounting disc is fixedly connected to the lower portions of the first connecting shafts. According to the body-in-white electric resistance welding device with the auxiliary clamping function, through cooperation of the mounting plate, the third motor, the gear, the rack, the clamping jaw, the limiting plate and other structures, the body-in-white electric resistance welding device with the auxiliary clamping function can clamp different types of bodies-in-white, and the applicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the field of welding devices, in particular to a body-in-white resistance welding device with an auxiliary clamping function. Background Art

[0002] Resistance welding is a welding method in which the welded parts are combined and then pressed together by applying pressure through electrodes. The workpieces are heated to a molten or plastic state by the resistance heat effect generated by the current passing through the contact surface of the joint and the adjacent area, and then cooled and solidified under pressure to achieve the joining of metal workpieces. The body-in-white resistance welding device is a device used in automobile manufacturing, mainly used for welding metal sheets of the body, that is, the body that has not yet been painted.

[0003] The body-in-white resistance welding device is often unable to clamp the body-in-white during welding, and therefore a body-in-white resistance welding device with an auxiliary clamping function is required.

[0004] In the prior art, the BIW resistance welding device with auxiliary clamping function is often of fixed model, unable to clamp BIW of different models, and unable to adjust the position angle of the BIW, which makes it inconvenient to perform resistance welding at different positions of the BIW. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a body-in-white resistance welding device with an auxiliary clamping function, aiming to improve the model fixing in the prior art, which is unable to clamp body-in-whites of different models and unable to adjust the position angle of the body-in-white, resulting in the inconvenience of resistance welding at different positions of the body-in-white.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a body-in-white resistance welding device with an auxiliary clamping function, comprising a base plate, a gantry is fixedly connected to the upper part of the base plate, a resistance welding equipment body is fixedly connected to the front side of the upper part of the base plate, a limiting groove is arranged on the upper part of the gantry, a slider is slidably connected inside the limiting groove, a driving assembly is arranged on the upper part of the slider, an electric telescopic rod is fixedly connected to the lower part of the slider, a connecting plate is fixedly connected to the output end of the electric telescopic rod, a first connecting shaft is evenly fixedly connected to the lower part of the connecting plate, a mounting plate is fixedly connected to the lower part of the first connecting shaft, a second motor is fixedly connected to the upper part of the mounting plate, a turntable is rotatably connected to the inner side of the lower part of the mounting plate, a second connecting shaft is evenly fixedly connected to the lower part of the turntable, and a clamping assembly is fixedly connected to the lower part of the second connecting shaft.

[0007] As a further description of the above technical solution:

[0008] The clamping assembly includes a mounting plate, a third motor, a gear, a rack, a clamp and a limit plate. The mounting plate is fixedly connected to the lower part of the second connecting shaft, the third motor is fixedly connected to the upper part of the mounting plate, the gear is fixedly connected to the output end of the third motor, the rack is slidably connected to the left and right sides of the lower part of the mounting plate, the clamp is slidably connected to the front and rear sides of the lower part of the mounting plate, and the limit plate is fixedly connected to the left and right sides of the lower part of the mounting plate.

[0009] As a further description of the above technical solution:

[0010] The driving assembly includes a limit block, a threaded rod and a first motor. The limit block is fixedly connected to the upper part of the slider, the threaded rod is threadedly connected inside the limit block, and the first motor is fixedly connected to the upper front side of the gantry.

[0011] As a further description of the above technical solution:

[0012] The left and right sides of the lower part of the bottom plate are both fixedly connected with support frames.

[0013] As a further description of the above technical solution:

[0014] The output end of the second motor passes through the mounting plate and is fixedly connected to the rotating plate.

[0015] As a further description of the above technical solution:

[0016] The output end of the third motor passes through the mounting plate, and the clamping claws are respectively fixedly connected to the ends of the two racks that are far away from each other.

[0017] As a further description of the above technical solution:

[0018] The rack is slidably connected to the upper portion of the limiting plate, and the gear is meshed with the rack.

[0019] As a further description of the above technical solution:

[0020] The threaded rod is fixedly connected to the output end of the first motor.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, through the coordination among the mounting plate, the third motor, the gear, the rack, the clamping claw and the limit plate, the body-in-white resistance welding device with auxiliary clamping function can clamp different types of body-in-white, thereby improving the applicability of the device.

[0023] 2. In the utility model, through the cooperation between the structures such as the mounting plate, the second motor, the turntable, the limit block, the threaded rod and the first motor, the resistance welding device can adjust the position angle of the white body, which is convenient for resistance welding at different positions of the white body. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A three-dimensional diagram of the body-in-white resistance welding device with auxiliary clamping function proposed by the utility model;

[0025] Figure 2 This is a bottom view of the body-in-white resistance welding device with auxiliary clamping function proposed by the utility model;

[0026] Figure 3 for Figure 2 Enlarged view of point A in .

[0027] Legend:

[0028] 1. Bottom plate; 2. Support frame; 3. Gantry; 4. Resistance welding equipment body; 5. Limiting groove; 6. Slider; 7. Limiting block; 8. Threaded rod; 9. First motor; 10. Electric telescopic rod; 11. Connecting plate; 12. First connecting shaft; 13. Mounting plate; 14. Second motor; 15. Turntable; 16. Second connecting shaft; 17. Mounting plate; 18. Third motor; 19. Gear; 20. Rack; 21. Clamp; 22. Limiting plate. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Reference Figure 1-3The utility model provides an embodiment: a body-in-white resistance welding device with an auxiliary clamping function, comprising a base plate 1, a gantry 3 is fixedly connected to the upper part of the base plate 1, a resistance welding device body 4 is fixedly connected to the front side of the upper part of the base plate 1, a limiting groove 5 is provided on the upper part of the gantry 3, a slider 6 is slidably connected inside the limiting groove 5, a driving component is arranged on the upper part of the slider 6, an electric telescopic rod 10 is fixedly connected to the lower part of the slider 6, a connecting plate 11 is fixedly connected to the output end of the electric telescopic rod 10, a first connecting shaft 12 is evenly fixedly connected to the lower part of the connecting plate 11, a mounting plate 13 is fixedly connected to the lower part of the first connecting shaft 12, a second motor 14 is fixedly connected to the upper part of the mounting plate 13, a turntable 15 is rotatably connected to the inner side of the lower part of the mounting plate 13, a second connecting shaft 16 is evenly fixedly connected to the lower part of the turntable 15, and a clamping component is fixedly connected to the lower part of the second connecting shaft 16 , the support frame 2 is fixedly connected to the left and right sides of the lower part of the base plate 1, the output end of the second motor 14 passes through the mounting plate 13 and is fixedly connected to the turntable 15, the clamping assembly includes a mounting plate 17, a third motor 18, a gear 19, a rack 20, a clamping claw 21 and a limit plate 22, the mounting plate 17 is fixedly connected to the lower part of the second connecting shaft 16, the third motor 18 is fixedly connected to the upper part of the mounting plate 17, the gear 19 is fixedly connected to the output end of the third motor 18, the rack 20 is slidably connected to the left and right sides of the lower part of the mounting plate 17, the clamping claw 21 is slidably connected to the front and rear sides of the lower part of the mounting plate 17, the limit plate 22 is fixedly connected to the left and right sides of the lower part of the mounting plate 17, the output end of the third motor 18 passes through the mounting plate 17, the clamping claw 21 is respectively fixedly connected to the ends away from the two racks 20, the rack 20 is slidably connected to the upper part of the limit plate 22, and the gear 19 is meshed with the rack 20.

[0031] The body-in-white is placed on the upper part of the base plate 1, and the electric telescopic rod 10 is started to drive the connecting plate 11 to move downward, so as to realize the height adjustment of the clamping function, the connecting plate 11 drives the first connecting shaft 12 to move, the first connecting shaft 12 drives the mounting plate 13 to move, the mounting plate 13 drives the turntable 15 to move, so as to adjust the angle of the body-in-white after clamping, the turntable 15 drives the second connecting shaft 16 to move, the second connecting shaft 16 drives the mounting plate 17 to move, the mounting plate 17 drives the clamping claw 21 to move to both sides of the body-in-white, and then the third motor 18 is started to drive the gear 19 to rotate, the gear 19 drives the rack 20 to move relatively, and the rack 20 drives the clamping claw 21 to move relatively to clamp the body-in-white.

[0032] Reference Figure 1-2 The driving assembly includes a limit block 7, a threaded rod 8 and a first motor 9. The limit block 7 is fixedly connected to the upper part of the slider 6, the threaded rod 8 is threadedly connected inside the limit block 7, the first motor 9 is fixedly connected to the upper front side of the gantry 3, and the threaded rod 8 is fixedly connected to the output end of the first motor 9.

[0033] By starting the first motor 9, the first motor 9 drives the threaded rod 8 to rotate, the threaded rod 8 drives the limit block 7 to move, the limit block 7 drives the slider 6 to slide inside the limit groove 5, the slider 6 is supported by the limit block 7, and the limit block 7 is limited by the limit groove 5 and the slider 6.

[0034] Working principle: when resistance welding is required for the body in white, the body in white is placed on the upper part of the bottom plate 1, the electric telescopic rod 10 is started to drive the connecting plate 11 to move downward, the connecting plate 11 drives the first connecting shaft 12 to move, the first connecting shaft 12 drives the mounting plate 13 to move, the mounting plate 13 drives the turntable 15 to move, the turntable 15 drives the second connecting shaft 16 to move, the second connecting shaft 16 drives the mounting plate 17 to move, the mounting plate 17 drives the clamping claw 21 to move to both sides of the body in white, and then the third motor 18 is started to drive the gear 19 to rotate, the gear 19 drives the rack 20 to move relatively, and the rack 20 drives the clamping claw 21 to move relatively to clamp the body in white, thereby realizing a body in white resistance welding device with auxiliary clamping function Different types of white bodies can be clamped, which improves the applicability of the device. When the position angle of the white body needs to be adjusted, the first motor 9 is started to drive the threaded rod 8 to rotate, the threaded rod 8 drives the limit block 7 to move, the limit block 7 drives the slider 6 to slide, the slider 6 drives the electric telescopic rod 10 to move, the electric telescopic rod 10 drives the connecting plate 11 to move, and then the second motor 14 is started to drive the turntable 15 to rotate, the turntable 15 drives the second connecting shaft 16 to rotate, the second connecting shaft 16 drives the mounting plate 17 to rotate, the mounting plate 17 drives the clamping claw 21 to rotate, and the clamping claw 21 drives the white body to rotate, thereby realizing that the resistance welding device can adjust the position angle of the white body, which is convenient for resistance welding at different positions of the white body.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A body-in-white resistance welding device with auxiliary clamping function, comprising a base plate (1), characterized in that: The upper part of the base plate (1) is fixedly connected to a gantry (3), the front side of the upper part of the base plate (1) is fixedly connected to a resistance welding device body (4), the upper part of the gantry (3) is provided with a limit groove (5), the inner part of the limit groove (5) is slidably connected to a slider (6), the upper part of the slider (6) is provided with a driving assembly, the lower part of the slider (6) is fixedly connected to an electric telescopic rod (10), the output end of the electric telescopic rod (10) is fixedly connected to a connecting plate (11), the lower part of the connecting plate (11) is evenly fixedly connected to a first connecting shaft (12) at all times, the lower part of the first connecting shaft (12) is fixedly connected to a mounting plate (13), the upper part of the mounting plate (13) is fixedly connected to a second motor (14), the lower inner side of the mounting plate (13) is rotatably connected to a rotating disk (15), the lower part of the rotating disk (15) is evenly fixedly connected to a second connecting shaft (16) at all times, and the lower part of the second connecting shaft (16) is fixedly connected to a clamping assembly.

2. The body-in-white resistance welding device with auxiliary clamping function according to claim 1, characterized in that: The clamping assembly comprises a mounting plate (17), a third motor (18), a gear (19), a rack (20), a clamping claw (21) and a limiting plate (22); the mounting plate (17) is fixedly connected to the lower part of the second connecting shaft (16); the third motor (18) is fixedly connected to the upper part of the mounting plate (17); the gear (19) is fixedly connected to the output end of the third motor (18); the rack (20) is slidably connected to the left and right sides of the lower part of the mounting plate (17); the clamping claw (21) is slidably connected to the front and rear sides of the lower part of the mounting plate (17); and the limiting plate (22) is fixedly connected to the left and right sides of the lower part of the mounting plate (17).

3. The body-in-white resistance welding device with auxiliary clamping function according to claim 1, characterized in that: The driving assembly comprises a limit block (7), a threaded rod (8) and a first motor (9); the limit block (7) is fixedly connected to the upper part of the slider (6); the threaded rod (8) is threadedly connected inside the limit block (7); and the first motor (9) is fixedly connected to the upper front side of the gantry (3).

4. The body-in-white resistance welding device with auxiliary clamping function according to claim 1, characterized in that: Support frames (2) are fixedly connected to both left and right sides of the lower part of the bottom plate (1).

5. The body-in-white resistance welding device with auxiliary clamping function according to claim 1, characterized in that: The output end of the second motor (14) passes through the mounting plate (13) and is fixedly connected to the rotating plate (15).

6. The body-in-white resistance welding device with auxiliary clamping function according to claim 2, characterized in that: The output end of the third motor (18) passes through the mounting plate (17), and the clamping claws (21) are respectively fixedly connected to the ends of the two racks (20) that are away from each other.

7. The body-in-white resistance welding device with auxiliary clamping function according to claim 2, characterized in that: The rack (20) is slidably connected to the upper part of the limiting plate (22), and the gear (19) is meshed with the rack (20).

8. The body-in-white resistance welding device with auxiliary clamping function according to claim 3, characterized in that: The threaded rod (8) is fixedly connected to the output end of the first motor (9).

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