D-column inner plate left sub-assembly welding clamp for automobile

Abstract

The utility model relates to the technical field of clamps, and discloses an automobile D column inner plate left sub-assembly welding clamp which comprises a machine body and a clamping structure connected to the top of the machine body in a sliding mode, a sliding groove is formed in the machine body, and the bottom of the clamping structure is fastened with a sliding block connected to the interior of the sliding groove in a sliding mode. And a groove communicating with the sliding groove is formed in the machine body, the bottom of the sliding block is fastened to a moving block slidably connected into the groove, and a fixing shaft is fastened to the inner wall of the groove. According to the D-column inner plate left sub-assembly welding clamp for the automobile, through cooperation between a top roller and a connecting rope, when the top roller jacks the connecting rope, one end of the connecting rope drives a sliding block and a clamping structure to move by dragging a moving block to move, and therefore the position of an inner plate assembly on the clamping structure can be conveniently adjusted; and welding work of different positions of the inner plate is facilitated, convenience is brought to work of operators, and the device is suitable for popularization.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to a welding clamp for a left sub-assembly of an inner plate of a D-pillar used in an automobile. Background Art

[0002] Auto parts are the various units that constitute the whole of the car and a kind of product that serves the car. There are many kinds of auto parts. Among them, the D-pillars on the left and right sides of the rear of the car serve as the supporting structure of the rear of the car body and play a role in improving the torsional rigidity of the car body. Therefore, the processing and welding quality of the inner plate of the D-pillar of the car plays an important role in the safety performance of the car structure. However, the existing welding fixture is not convenient to adjust according to the welding position after fixing the left inner plate assembly of the D-pillar of the car, which affects the welding processing efficiency and is not easy to promote. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies of the prior art, the utility model provides a welding fixture for a left sub-assembly of an inner panel of a D-pillar for an automobile, which solves the problem that it is inconvenient to adjust according to the welding position.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a welding fixture for the left sub-assembly of the inner panel of the D-pillar for an automobile, comprising a body and a clamping structure slidably connected to the top of the body, a slide groove is provided inside the body, the bottom of the clamping structure is fastened to a slider slidably connected to the inside of the slide groove, a groove connected to the slide groove is provided inside the body, the bottom of the slider is fastened to a moving block slidably connected to the groove, a fixed shaft is fastened to the inner wall of the groove, a connecting rope is fastened to the outer side of the fixed shaft, the left end of the connecting rope is fastened to the moving block, a motor is fixedly arranged inside the body, a threaded tube is keyed to the output end of the motor, a sleeve is screwed on the outer side of the threaded tube, a connecting plate is fastened to the left side of the sleeve, and the left side of the connecting plate passes through the fixed shaft and is fastened to a top rod.

[0007] Preferably, a limiting rod is fastened to the inner wall of the slide groove, and the sliding block is slidably connected to the outer side of the limiting rod.

[0008] Preferably, two groups of springs are fastened to the right side of the sliding block, and the right ends of the springs are fastened to the right inner wall of the sliding groove.

[0009] Preferably, two groups of buffer pads are fastened to the left inner wall of the slide groove, and the buffer pads are silicone buffer pads.

[0010] Preferably, a blocking block is fastened to the top end of the fixed shaft, and the diameter of the blocking block is larger than the diameter of the fixed shaft.

[0011] Preferably, the clamping structure consists of a base, two groups of mounting seats, two groups of electric push rods, two groups of fixed splints and two groups of movable splints. The base is slidably connected to the top of the body and fastened to the top of the slider, the mounting seat is fastened to the top of the base, the electric push rod is fixedly arranged inside the mounting seat, the fixed splint is fastened to the outside of the mounting seat, one side of the movable splint is keyed to the output end of the electric push rod, and the other side of the movable splint is located above the fixed splint.

[0012] (III) Beneficial effects

[0013] Compared with the prior art, the utility model provides a welding fixture for the left sub-assembly of the inner panel of the D-pillar for automobiles, which has the following beneficial effects:

[0014] 1. The left sub-assembly welding fixture of the inner panel of the D-pillar for automobile cooperates with the push rod and the connecting rope. When the push rod pushes the connecting rope, one end of the connecting rope will drive the slider and the clamping structure to move by pulling the moving block, so that the inner panel assembly on the clamping structure can be easily adjusted, which facilitates the welding of different positions of the inner panel, brings convenience to the work of the operator, and is suitable for promotion.

[0015] 2. The left subassembly welding fixture of the inner panel of the D-pillar for automobile is provided with a spring. When the connecting rope pulls the moving block, the spring will be squeezed by the slider. When the push rod moves back and no longer pushes the connecting rope, the spring will drive the clamping structure to move back by bouncing the slider back, so that the clamping structure can quickly return to the initial position, thereby ensuring the normal use of the device. The spring has low cost and is suitable for promotion.

[0016] 3. The left subassembly welding fixture of the inner panel of the automotive D-pillar is connected to the outer side of the limit rod by setting a slider to slide. Therefore, on the one hand, the limit rod maintains the balance of the slider during movement, prevents the slider from being unbalanced and shaking during movement, and ensures the normal displacement of the slider. On the other hand, the limit rod limits the direction of the slider, prevents the device from failing due to the misalignment of the slider, and ensures the normal use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a cross-sectional view of the clamping structure and the local structure of the machine body of the utility model;

[0019] Figure 3 for Figure 2 Exploded view of the structure without the machine body and clamping structure.

[0020] In the figure: 1. body; 2. clamping structure; 3. slide groove; 4. buffer pad; 5. slider; 6. moving block; 7. limit rod; 8. connecting rope; 9. groove; 10. push rod; 11. blocking block; 12. fixed shaft; 13. connecting plate; 14. threaded pipe; 15. sleeve; 16. motor; 17. spring. DETAILED DESCRIPTION

[0021] 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.

[0022] See also Figure 1-3 The utility model provides a technical solution: a welding fixture for the left sub-assembly of the inner panel of the D-pillar for automobiles, comprising a body 1 and a clamping structure 2 slidably connected to the top of the body 1, the clamping structure 2 is composed of a base, two groups of mounting seats, two groups of electric push rods, two groups of fixed clamping plates and two groups of movable clamping plates, the base is slidably connected to the top of the body 1 and is fastened to the top of the slider 5, the mounting seat is fastened to the top of the base, the electric push rod is fixedly arranged inside the mounting seat, the fixed clamping plate is fastened to the outside of the mounting seat, one side of the movable clamping plate is key-connected to the output end of the electric push rod, and the other side of the movable clamping plate is located above the fixed clamping plate, turning on the electric push rod can make its output end drive the movable clamping plate to move downward, so that the movable clamping plate and the fixed clamping plate cooperate to clamp the inner plate, a slide groove 3 is opened inside the body 1, the bottom of the clamping structure 2 is fastened to the slider 5 slidably connected to the inside of the slide groove 3, and two groups of buffer pads 4 are fastened to the inner wall of the left side of the slide groove 3, and the buffer pad 4 is a silicone buffer pad, The interior of the machine body 1 is provided with a groove 9 connected to the slide groove 3, the bottom of the slider 5 is fastened to the moving block 6 slidably connected in the groove 9, the inner wall of the groove 9 is fastened with a fixed shaft 12, the outer side of the fixed shaft 12 is fastened with a connecting rope 8, the left end of the connecting rope 8 is fastened to the moving block 6, a motor 16 is fixedly arranged inside the machine body 1, the output end of the motor 16 is keyed to a threaded tube 14, the outer side of the threaded tube 14 is screwed with a sleeve 15, the left side of the sleeve 15 is fastened with a connecting plate 13, the left side of the connecting plate 13 passes through the fixed shaft 12 and is fastened to the top rod 10, through the cooperation between the top rod 10 and the connecting rope 8, and when the top rod 10 pushes the connecting rope 8, one end of the connecting rope 8 will drive the slider 5 and the clamping structure 2 to move by pulling the moving block 6 to move, so that the inner plate assembly on the clamping structure 2 can be conveniently adjusted, which is convenient for welding at different positions of the inner plate, brings convenience to the work of the operator, and is suitable for promotion.

[0023] Specifically, in order to maintain the balance of the slider 5, a limit rod 7 is fastened to the inner wall of the slide groove 3, and the slider 5 is slidably connected to the outside of the limit rod 7. Therefore, by setting the slider 5 to be slidably connected to the outside of the limit rod 7, on the one hand, the limit rod 7 maintains the balance of the slider 5 during movement, prevents the slider 5 from being unbalanced and shaking during movement, and ensures the normal displacement of the slider 5. On the other hand, the limit rod 7 limits the direction of the slider 5, prevents the device from failing due to the misalignment of the slider 5, and ensures the normal use of the device.

[0024] Specifically, in order to enable the slider 5 to move back quickly, two sets of springs 17 are fastened on the right side of the slider 5, and the right end of the spring 17 is fastened to the inner wall of the right side of the slide groove 3. Therefore, by setting the spring 17, when the connecting rope 8 pulls the moving block 6, the spring 17 will be squeezed by the slider 5, and when the push rod 10 moves back and no longer pushes the connecting rope 8, the spring 17 will drive the clamping structure 2 to move back by bouncing the slider 5 back, so that the clamping structure 2 can quickly return to the initial position, thereby ensuring the normal use of the device, and the cost of the spring 17 is low and suitable for promotion.

[0025] Specifically, in order to prevent the connecting plate 13 from being separated from the fixed shaft 12 , a blocking block 11 is fastened to the top of the fixed shaft 12 . The diameter of the blocking block 11 is larger than the diameter of the fixed shaft 12 , so that the connecting plate 13 can be blocked by the blocking block 11 .

[0026] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0027] When in use, start the motor 16 to drive the threaded tube 14 to rotate. The rotation of the threaded tube 14 will drive the sleeve 15 to move downward. The downward movement of the sleeve 15 will drive the push rod 10 to move downward through the connecting plate 13 and push the connecting rope 8. At this time, the left end of the connecting rope 8 will drag the moving block 6 to move right. The right movement of the moving block 6 will drive the clamping structure 2 to move by driving the slider 5, thereby adjusting the welding position of the inner plate on the clamping structure 2.

[0028] To sum up, the left sub-assembly welding fixture of the inner panel of the D-pillar for automobile cooperates with the push rod 10 and the connecting rope 8. When the push rod 10 pushes the connecting rope 8, one end of the connecting rope 8 will drive the slider 5 and the clamping structure 2 to move by pulling the moving block 6, so that the inner panel assembly on the clamping structure 2 can be easily adjusted, which facilitates the welding work at different positions of the inner panel, brings convenience to the work of the operator, and is suitable for promotion.

[0029] The left subassembly welding fixture of the inner panel of the automobile D-pillar is provided with a spring 17, so that when the connecting rope 8 pulls the moving block 6, the spring 17 will be squeezed by the slider 5, and when the push rod 10 moves back and no longer pushes the connecting rope 8, the spring 17 will drive the clamping structure 2 to move back by bouncing the slider 5 back, so that the clamping structure 2 can quickly return to the initial position, thereby ensuring the normal use of the device, and the cost of the spring 17 is low and suitable for promotion.

[0030] The left subassembly welding fixture of the inner panel of the automobile D-pillar is provided with a slider 5 which is slidably connected to the outer side of the limit rod 7. Therefore, on the one hand, the limit rod 7 maintains the balance of the slider 5 during movement, prevents the slider 5 from being unbalanced and shaking during movement, and ensures the normal displacement of the slider 5. On the other hand, the limit rod 7 limits the direction of the slider 5, prevents the device from failing due to the misalignment of the slider 5, and ensures the normal use of the device.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A welding fixture for a left subassembly of an inner panel of a D-pillar for an automobile, comprising a body (1) and a clamping structure (2) slidably connected to the top of the body (1), characterized in that: A slide groove (3) is provided inside the machine body (1), the bottom of the clamping structure (2) is fastened to a slider (5) slidably connected inside the slide groove (3), a groove (9) is provided inside the machine body (1) and is communicated with the slide groove (3), the bottom of the slider (5) is fastened to a moving block (6) slidably connected inside the groove (9), a fixed shaft (12) is fastened to the inner wall of the groove (9), a connecting rope (8) is fastened to the outer side of the fixed shaft (12), the left end of the connecting rope (8) is fastened to the moving block (6), a motor (16) is fixedly arranged inside the machine body (1), the output end of the motor (16) is key-connected to a threaded tube (14), the outer side of the threaded tube (14) is threadedly mounted with a sleeve (15), the left side of the sleeve (15) is fastened to a connecting plate (13), the left side of the connecting plate (13) passes through the fixed shaft (12) and is fastened to the top rod (10).

2. The welding fixture for the left sub-assembly of the inner panel of the D-pillar for automobile according to claim 1 is characterized in that: A limiting rod (7) is fastened to the inner wall of the slide groove (3), and the sliding block (5) is slidably connected to the outer side of the limiting rod (7).

3. The welding fixture for the left sub-assembly of the inner panel of the D-pillar for automobile according to claim 1 is characterized in that: Two groups of springs (17) are fastened to the right side of the sliding block (5), and the right ends of the springs (17) are fastened to the right inner wall of the sliding groove (3).

4. The welding fixture for the left sub-assembly of the inner panel of the D-pillar for automobile according to claim 1 is characterized in that: Two groups of buffer pads (4) are fastened to the left inner wall of the slide groove (3), and the buffer pads (4) are silicone buffer pads.

5. The welding fixture for the left sub-assembly of the inner panel of the D-pillar for automobile according to claim 1 is characterized in that: A blocking block (11) is fastened to the top end of the fixed shaft (12), and the diameter of the blocking block (11) is greater than the diameter of the fixed shaft (12).

6. The welding fixture for the left sub-assembly of the inner panel of the D-pillar for automobile according to claim 1, characterized in that: The clamping structure (2) is composed of a base, two groups of mounting seats, two groups of electric push rods, two groups of fixed clamping plates and two groups of movable clamping plates. The base is slidably connected to the top of the body (1) and is fastened to the top of the slider (5). The mounting seat is fastened to the top of the base. The electric push rod is fixedly arranged inside the mounting seat. The fixed clamping plate is fastened to the outside of the mounting seat. One side of the movable clamping plate is key-connected to the output end of the electric push rod, and the other side of the movable clamping plate is located above the fixed clamping plate.

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