Stable automobile part welding clamp

Abstract

The utility model relates to the technical field of clamps, in particular to a stable automobile part welding clamp which comprises a first support and a sliding rod, the outer wall of the sliding rod is connected with the first support in a sliding mode, the upper end of the sliding rod is connected with a second support, a top plate is arranged above the second support, and a positioning mechanism is arranged above the top plate. And an adjusting mechanism is arranged in the second bracket. The first hydraulic cylinder drives the supporting rod to move, the supporting rod drives the full gear to move, the full gear drives the two first racks to move, the first racks drive the clamping blocks to move, after the clamping block on one side makes contact with the outer wall of the automobile part firstly, the clamping block on the side and the racks do not move any more, and the racks drive the racks on the other side to move through the full gear. The rack on the other side drives the corresponding clamping block to move until the two clamping blocks are attached to the outer wall of the automobile part, the clamping blocks and the fixing blocks are matched to position the automobile part, and the positions of the clamping blocks can be adjusted according to the shape of the automobile part.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to a stable welding clamp for automobile parts. Background Art

[0002] Welding: also known as fusion or melting, is a manufacturing process and technology that joins metals or other thermoplastic materials such as plastics by heating, high temperature or high pressure, and an auxiliary tool is used for clamping the weld.

[0003] For example, patent number CN217475209U is a welding fixture for automobile parts, including a fixed frame, the bottom of the fixed frame is fixedly connected to a supporting leg, the top of the supporting leg is respectively fixedly connected to a clamping mechanism and an adjusting mechanism, the adjusting mechanism is located on the side of the clamping mechanism, and the clamping mechanism is composed of a display frame, the interior of the display frame is slidably connected to a movable frame, and one end of the movable frame is fixedly connected to a clamping upper plate. The above document still has shortcomings. When in use, the display frame, the clamping upper plate, the side frame and the clamping lower plate are used in coordination with each other, so as to facilitate the staff to adjust the clamping position and avoid being unable to estimate when in use. The size of the equipment or parts to be welded needs to be adjusted, which makes it inconvenient for the staff to clamp and use it. However, when positioning the automotive parts, the welding fixture in the above document has a poor positioning effect when positioning irregular automotive parts, which is not convenient for positioning irregular automotive parts, and thus makes the stability of the fixture poor. At the same time, when welding automotive parts, some positions in the automotive parts are relatively special, and the automotive parts need to be tilted to facilitate welding. The traditional method requires the entire fixture to be tilted, which is troublesome to operate. When welding automotive parts, it is not convenient to tilt the automotive parts. Utility Model Content

[0004] The utility model aims to solve the problem that it is inconvenient to position irregular automobile parts, and proposes a stable automobile parts welding fixture.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A stable automobile parts welding fixture is designed, including a first bracket and a sliding rod, the outer wall of the sliding rod is slidably connected to the first bracket, the upper end of the sliding rod is connected to the second bracket, a top plate is arranged above the second bracket, a positioning mechanism is arranged above the top plate, an adjustment mechanism is arranged inside the second bracket, a rotating rod is rotatably connected to the inside of the first bracket through a bearing, a handle is fixedly connected to one end of the rotating rod, and a bevel gear set is fixedly connected to the other end of the rotating rod.

[0007] Preferably, the positioning mechanism includes a frame and a fixed block, the frame and the fixed block are both fixedly connected to the upper surface of the top plate, a first hydraulic cylinder is fixedly connected to the interior of the frame, a hydraulic rod of the first hydraulic cylinder is fixedly connected to a support rod, the end of the support rod is rotatably connected to a full gear through a bearing, the full gear is meshed with two first racks, the outer wall of the first rack is slidably connected to the frame, and a clamping block is fixedly connected to the end of the first rack.

[0008] Preferably, the adjustment mechanism includes a second hydraulic cylinder, which is fixedly connected to the inside of the second bracket, and the hydraulic rod of the second hydraulic cylinder is fixedly connected to the second rack, the outer wall of the second rack is slidably connected to the second bracket, the second rack is meshingly connected to the residual gear, the surface of the residual gear is a guide column, the outer wall of the guide column is slidably connected to the second bracket, and the residual gear and the guide column are both fixedly connected to the lower surface of the top plate.

[0009] Preferably, the bevel gear set is fixed to the outer wall of the threaded barrel, the threaded barrel bearing on the outer wall of the threaded barrel is rotatably connected to the first bracket, and the internal thread of the threaded barrel is connected to a screw.

[0010] Preferably, the lower end of the screw rod is fixedly connected to a limiting block, and the upper end of the screw rod is fixedly connected to the second bracket.

[0011] Preferably, the clamping block and the fixing block are both in contact with the outer wall of the automobile part.

[0012] The utility model provides a stable welding fixture for automobile parts, and its beneficial effects are as follows: through the cooperation among the frame, the first hydraulic cylinder, the support rod, the full gear, the first rack, the clamping block and the fixed block, the first hydraulic cylinder drives the support rod to move, the support rod drives the full gear to move, the full gear drives the two first racks to move, the first rack drives the clamping block to move, after the clamping block on one side first contacts the outer wall of the automobile part, the clamping block and the rack on this side no longer move, the rack drives the rack on the other side to move through the full gear, the rack on the other side drives the corresponding clamping block to move, until the two clamping blocks are both in contact with the outer wall of the automobile part, the clamping block cooperates with the fixed block to position the automobile part, the position of the clamping block can be adjusted according to the shape of the automobile part, so as to facilitate the positioning of irregular automobile parts, thereby making the fixture more stable.

[0013] Through the cooperation among the second hydraulic cylinder, the second rack, the full gear and the guide column, the second hydraulic cylinder drives the second rack to slide, the second rack drives the residual gear to rotate, the residual gear drives the top plate to move, the guide column and the second bracket support and guide the movement of the top plate, the top plate drives the automobile parts to rotate, the operation is relatively simple, and it is convenient to tilt the automobile parts when welding them. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a structural sectional view of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the connection between the middle frame, the first hydraulic cylinder and the support rod of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the connection between the handle, the rotating rod and the threaded cylinder in the utility model.

[0018] In the figure: 1. first bracket, 2. sliding rod, 3. positioning mechanism, 301. frame, 302. first hydraulic cylinder, 303. support rod, 304. full gear, 305. first rack, 306. clamping block, 307. fixing block, 4. adjusting mechanism, 401. second hydraulic cylinder, 402. second rack, 403. residual gear, 404. guide column, 4a1. pointer, 4a2. scale line, 5. second bracket, 6. top plate, 7. rotating rod, 8. handle, 9. bevel gear set, 10. threaded barrel, 11. screw, 12. limit block, 13. automobile parts. DETAILED DESCRIPTION

[0019] The utility model is further described below in conjunction with the accompanying drawings:

[0020] Embodiment 1:

[0021] See attached Figure 1-4 In the present embodiment, a stable automobile component welding fixture comprises a first bracket 1 and a slide bar 2, wherein the outer wall of the slide bar 2 is slidably connected to the first bracket 1, the upper end of the slide bar 2 is connected to the second bracket 5, and the slide bar 2 guides the movement of the second bracket 5, a top plate 6 is arranged above the second bracket 5, a positioning mechanism 3 is arranged above the top plate 6, the positioning mechanism 3 positions the automobile component 13, an adjustment mechanism 4 is arranged inside the second bracket 5, the adjustment mechanism 4 adjusts the inclination angle of the automobile component 13, the interior of the first bracket 1 is rotatably connected to a rotating rod 7 through a bearing, and one end of the rotating rod 7 is fixedly connected to the There is a handle 8, which drives the rotating rod 7 to rotate. The other end of the rotating rod 7 is fixedly connected to a bevel gear set 9. The rotating rod 7 drives the bevel gear set 9 to rotate. The bevel gear set 9 is fixedly connected to the outer wall of the threaded barrel 10. The bevel gear set 9 drives the threaded barrel 10 to rotate. The outer wall of the threaded barrel 10 is connected to the first bracket 1 through a threaded barrel bearing. The internal thread of the threaded barrel 10 is connected with a screw 11. The threaded barrel 10 drives the screw 11 to move. The lower end of the screw 11 is fixedly connected to a limiting block 12. The limiting block 12 prevents the screw 11 from separating from the threaded barrel 10. The upper end of the screw 11 is fixedly connected to the second bracket 5, and the screw 11 drives the second bracket 5 to move.

[0022] The positioning mechanism 3 includes a frame 301, a first hydraulic cylinder 302, a support rod 303, a full gear 304, a first rack 305, a clamping block 306 and a fixing block 307. The frame 301 and the fixing block 307 are both fixedly connected to the upper surface of the top plate 6. The first hydraulic cylinder 302 is fixedly connected to the inside of the frame 301. The hydraulic rod of the first hydraulic cylinder 302 is fixedly connected to the support rod 303. The first hydraulic cylinder 302 drives the support rod 303 to move. The end of the support rod 303 is rotatably connected to the full gear 304 through a bearing. The support rod 303 drives the full gear 304 to rotate. 04 movement, the full gear 304 is meshed and connected with the two first racks 305, the full gear 304 drives the two first racks 305 to move, the outer wall of the first rack 305 is slidably connected with the frame 301, the first rack 305 slides inside the frame 301, the end of the first rack 305 is fixed with a clamping block 306, the first rack 305 drives the clamping block 306 to move, the clamping block 306 and the fixing block 307 are both in contact with the outer wall of the automobile component 13, the clamping block 306 and the fixing block 307 position the automobile component 13;

[0023] The first hydraulic cylinder 302 drives the support rod 303 to move, the support rod 303 drives the full gear 304 to move, the full gear 304 drives the two first racks 305 to move, the first rack 305 drives the clamping block 306 to move, and after the clamping block 306 on one side first contacts the outer wall of the automobile component 13, the clamping block 306 and the rack 305 on this side no longer move, and the rack 305 drives the rack 305 on the other side to move through the full gear 304, and the rack 305 on the other side drives the corresponding clamping block 306 to move until the two clamping blocks 306 are both in contact with the outer wall of the automobile component 13, the clamping block 306 cooperates with the fixing block 307 to position the automobile component 13, and the position of the clamping block 306 can be adjusted according to the shape of the automobile component 13, which is convenient for positioning irregular automobile components 13, thereby making the stability of the fixture better.

[0024] The adjusting mechanism 4 includes a second hydraulic cylinder 401, a second rack 402, a full gear 403 and a guide column 404. The second hydraulic cylinder 401 is fixedly connected to the inside of the second bracket 5. The hydraulic rod of the second hydraulic cylinder 401 is fixedly connected to the second rack 402. The second hydraulic cylinder 401 drives the second rack 402 to slide. The outer wall of the second rack 402 is slidably connected to the second bracket 5. The second rack 402 is meshed and connected with the residual gear 403. The second rack 402 drives the residual gear 403 to rotate. The surface of the residual gear 403 is guided by the column 404. The outer wall of the guide column 404 is slidably connected to the second bracket 5. The guide column 404 and the second bracket 5 support and guide the movement of the top plate 6. The residual gear 403 and the guide column 404 are both fixedly connected to the lower surface of the top plate 6.

[0025] The second hydraulic cylinder 401 drives the second rack 402 to slide, the second rack 402 drives the broken gear 403 to rotate, the broken gear 403 drives the top plate 6 to move, the guide column 404 and the second bracket 5 support and guide the movement of the top plate 6, the top plate 6 drives the automobile component 13 to rotate, the operation is relatively simple, and when the automobile component 13 is welded, it is convenient to tilt the automobile component 13.

[0026] Working principle:

[0027] When the stable automobile component welding fixture is in use, the automobile component 13 is placed between the fixed block 307 and the clamping block 306, and the first hydraulic cylinder 302 is started. The first hydraulic cylinder 302 drives the support rod 303 to move, and the support rod 303 drives the full gear 304 to move. The full gear 304 drives the two first racks 305 to move, and the first rack 305 drives the clamping block 306 to move. After the clamping block 306 on one side first contacts the outer wall of the automobile component 13, the clamping block 306 and the rack 305 on this side no longer move, and the rack 305 drives the rack 305 on the other side to move through the full gear 304, and the rack 305 on the other side drives the corresponding clamping block 306 to move until the two clamping blocks 306 are both in contact with the outer wall of the automobile component 13, and the clamping block 306 cooperates with the fixed block 307 to position the automobile component 13, and the position of the clamping block 306 can be adjusted according to the shape of the automobile component 13. The adjustment is convenient for positioning the irregular automobile parts 13, so that the stability of the clamp is better. When the inclination angle of the automobile parts 13 needs to be adjusted, the second hydraulic cylinder 401 is started, and the second hydraulic cylinder 401 drives the second rack 402 to slide, and the second rack 402 drives the residual gear 403 to rotate, and the residual gear 403 drives the top plate 6 to move. The guide column 404 and the second bracket 5 support and guide the movement of the top plate 6, and the top plate 6 drives the automobile parts 13 to rotate. The operation is relatively simple. When welding the automobile parts 13, it is convenient to tilt the automobile parts 13, turn the handle 8, the handle 8 drives the rotating rod 7 to rotate, the rotating rod 7 drives the bevel gear set 9 to rotate, the bevel gear set 9 drives the threaded barrel 10 to rotate, the threaded barrel 9 drives the screw 11 to move, and the screw 11 drives the second bracket 5 to move, so as to adjust the height of the automobile parts 13.

[0028] Embodiment 2:

[0029] See attached Figure 1-4 : In this embodiment, a stable automobile parts welding fixture, the adjustment mechanism 4 also includes a pointer 4a1 and a scale line 4a2, the pointer 4a1 is fixedly connected to the surface of the guide column 404, the guide column 404 drives the pointer 4a1 to rotate, and the scale line 4a2 is arranged on the surface of the second bracket 5, and the scale line 4a2 is convenient for observing the angle of the pointer 4a1;

[0030] Through the cooperation between the pointer 4a1 and the scale line 4a2, the guide column 404 drives the pointer 4a1 to rotate, and the rotation angle of the guide column 404 can be easily observed through the pointer 4a1 and the scale line 4a2.

[0031] Working principle:

[0032] The guide column 404 drives the pointer 4a1 to rotate, and the rotation angle of the guide column 404 can be easily observed through the pointer 4a1 and the scale line 4a2.

[0033] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A stable automobile parts welding fixture, comprising a first bracket (1) and a slide bar (2), wherein the outer wall of the slide bar (2) is slidably connected to the first bracket (1), characterized in that: The upper end of the sliding rod (2) is connected to the second bracket (5), a top plate (6) is arranged above the second bracket (5), a positioning mechanism (3) is arranged above the top plate (6), an adjustment mechanism (4) is arranged inside the second bracket (5), a rotating rod (7) is rotatably connected inside the first bracket (1) via a bearing, one end of the rotating rod (7) is fixedly connected to a handle (8), and the other end of the rotating rod (7) is fixedly connected to a bevel gear set (9).

2. A stable automobile parts welding fixture according to claim 1, characterized in that: The positioning mechanism (3) comprises a frame (301) and a fixed block (307), the frame (301) and the fixed block (307) are both fixedly connected to the upper surface of the top plate (6), a first hydraulic cylinder (302) is fixedly connected inside the frame (301), a hydraulic rod of the first hydraulic cylinder (302) is fixedly connected to a support rod (303), an end of the support rod (303) is rotatably connected to a full gear (304) via a bearing, the full gear (304) is meshedly connected to two first racks (305), an outer wall of the first rack (305) is slidably connected to the frame (301), and an end of the first rack (305) is fixedly connected to a clamping block (306).

3. A stable automobile parts welding fixture according to claim 1, characterized in that: The adjusting mechanism (4) comprises a second hydraulic cylinder (401), the second hydraulic cylinder (401) is fixedly connected to the inside of the second bracket (5), the hydraulic rod of the second hydraulic cylinder (401) is fixedly connected to a second rack (402), the outer wall of the second rack (402) is slidably connected to the second bracket (5), the second rack (402) is meshingly connected to a residual gear (403), the surface of the residual gear (403) is a guide column (404), the outer wall of the guide column (404) is slidably connected to the second bracket (5), and the residual gear (403) and the guide column (404) are both fixedly connected to the lower surface of the top plate (6).

4. A stable automobile parts welding fixture according to claim 1, characterized in that: The bevel gear set (9) is fixedly connected to the outer wall of the threaded barrel (10); the outer wall threaded barrel bearing of the threaded barrel (10) is rotatably connected to the first bracket (1); and the internal thread of the threaded barrel (10) is connected to a screw rod (11).

5. A stable automobile parts welding fixture according to claim 4, characterized in that: The lower end of the screw rod (11) is fixedly connected to a limiting block (12), and the upper end of the screw rod (11) is fixedly connected to the second bracket (5).

6. A stable automobile parts welding fixture according to claim 2, characterized in that: The clamping block (306) and the fixing block (307) are both in contact with the outer wall of the automobile component (13).

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