Welding tool for metal machining

Abstract

A welding tool for metal machining comprises a frame and a top plate, the top plate is arranged above the frame, a first support is slidably connected to the upper portion of the top plate, a second support is fixedly connected to the outer wall of the first support, a clamping mechanism is arranged on the inner side of the second support, an inclining mechanism is arranged in the frame, and a clamping mechanism is arranged on the inner side of the inclining mechanism. A connecting plate is fixedly connected to the lower surface of the top plate, a hydraulic cylinder is fixedly connected to the interior of the top plate, a hydraulic rod of the hydraulic cylinder is fixedly connected with a second sliding block, and the outer wall of the second sliding block is slidably connected with the top plate. The electric push rod drives the first rack to slide, the first rack drives the first full gear to rotate, the first full gear drives the double-end stud to rotate, the double-end stud drives the two threaded blocks to move, the threaded blocks drive the supporting plates to move, the supporting plates drive the clamping blocks to move, and the upper clamping block and the lower clamping block are attached to the outer wall of the metal workpiece to clamp and position the metal workpiece. And the outer wall of the clamping block is horizontally arranged, so that metal workpieces with different shapes can be clamped and positioned.

Description

Technical Field

[0001] The utility model relates to the technical field of tooling, in particular to a welding tooling for metal processing. Background Art

[0002] Metal processing, referred to as metalworking, refers to human production activities of processing materials with metallic properties composed of metal elements or mainly composed of metal elements.

[0003] For example, patent number CN219094138U is a welding tool for metal processing, including a workbench and support legs, the lower end of the workbench is fixedly connected to the support legs, the surface of the workbench is provided with a displacement device, the displacement device includes a motor and a support plate, the motor is fixedly connected to the workbench through a motor bracket, the lower end of the support plate is fixedly connected to the workbench, the above document still has shortcomings, when in use, the motor drives the lead screw nut on the reciprocating lead screw to move left and right, so that the slide plate on the connecting block moves left and right until it is suitable for the length of the metal workpiece, the connecting plate is pulled out to drive the splint to move until the inner wall of the splint fits the metal workpiece, and the protruding part of the metal workpiece is inserted The slot on the outer shell and the cylindrical metal workpiece can make the metal workpiece be placed on the support frame, and then the threaded rod is manually turned to rotate, and the threaded rod pushes the fixed plate on the fixed block to move, so that the surface of the fixed plate contacts the metal workpiece to achieve fixation. However, the welding tool in the above document can position a variety of workpieces, but it is not convenient to clamp and position tubular workpieces during use, which reduces the practicality of the welding tool. At the same time, when the contact position of the two workpieces is not in a horizontal state (the contact position is a stepped state or two inclined surfaces are in contact), the staff needs to hold the welding gun for inclined welding, which makes it difficult to observe during welding. When welding, it is not convenient to rotate the workpiece to an angle that is convenient for welding. Summary of the invention

[0004] The utility model aims to solve the problem that the prior art is inconvenient for clamping and positioning a tubular workpiece, and provides a welding tool for metal processing.

[0005] The utility model adopts a technical solution to solve its technical problems: this welding tool for metal processing comprises a frame and a top plate, the top plate is arranged above the frame, a first bracket is slidably connected to the top of the top plate, a second bracket is fixedly connected to the outer wall of the first bracket, a clamping mechanism is arranged on the inner side of the second bracket, a tilting mechanism is arranged inside the frame, a connecting plate is fixedly connected to the lower surface of the top plate, a hydraulic cylinder is fixedly connected to the inside of the top plate, a second slider is fixedly connected to the hydraulic rod of the hydraulic cylinder, and the outer wall of the second slider is slidably connected to the top plate.

[0006] For further improvement, the clamping mechanism includes an electric push rod, which is fixedly connected to the inner wall of the second bracket, and the output end of the electric push rod is fixedly connected to a first rack, the outer wall of the first rack is slidingly connected to the first bracket, the first rack is meshingly connected to a gear, and the gear is fixed to the upper end of the stud, and the outer walls at both ends of the stud are rotatably connected to the first bracket through bearings, the outer wall of the stud is threadedly connected to two threaded blocks, the surface of the threaded block is fixedly connected to a support plate, and the outer wall of the support plate is fixedly connected to a clamping block.

[0007] To be further improved, the tilting mechanism includes a worm, the outer wall of the worm end is rotatably connected to the frame through a bearing, a handle is fixedly connected to the end of the worm, the worm is meshingly connected to a worm wheel, the worm wheel is rotatably connected to the frame through a bearing, a second full gear is fixedly connected to the surface of the worm wheel, the second full gear is meshingly connected to a second rack, the outer wall of the second rack is slidably connected to the frame, the second rack is meshingly connected to an incomplete gear, the front and rear surfaces of the incomplete gear are fixedly connected to semi-cylinders, and the outer walls of the semi-cylinders are slidably connected to the frame.

[0008] For further improvement, a vertical rod is fixedly connected to the upper surface of the second sliding block, and the upper end of the vertical rod is fixedly connected to the first bracket.

[0009] Further improvement, the surface of the frame is provided with scale lines.

[0010] For further improvement, the semi-cylinder and the incomplete gear are both fixedly connected to the lower surface of the connecting plate, and a pointer is fixedly connected to the surface of the semi-cylinder.

[0011] The beneficial effects of the utility model are as follows: according to the utility model, through the cooperation among the electric push rod, the first rack, the first full gear, the stud, the threaded block, the support plate and the clamping block, the electric push rod drives the first rack to slide, the first rack drives the first full gear to rotate, the first full gear drives the stud to rotate, the stud drives the two threaded blocks to move, the threaded block drives the support plate to move, the support plate drives the clamping block to move, the upper and lower clamping blocks are both in contact with the outer wall of the metal workpiece to clamp and position the metal workpiece, the outer wall of the clamping block is horizontally arranged, and can clamp and position metal workpieces of different shapes, so it is convenient to clamp and position the tubular workpiece when in use, thereby improving the practicability of the welding tooling.

[0012] Through the cooperation among the worm, handle, worm wheel, second full gear, second rack, incomplete gear and semi-cylinder, the handle drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the second full gear to rotate, the second full gear drives the second rack to slide, the second rack drives the incomplete gear to rotate, the incomplete gear drives the semi-cylinder and the connecting plate to move, the semi-cylinder and the frame support and guide the movement of the connecting plate, the connecting plate drives the top plate to rotate, and then the inclination angle of the workpiece is adjusted to make the workpiece at an angle convenient for welding. When welding, it is convenient to rotate the workpiece to an angle convenient for welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is a cross-sectional view of the mechanism of the utility model;

[0015] Figure 3 It is a structural schematic diagram of the connection between the worm, the worm wheel and the handle in the utility model;

[0016] Figure 4 It is a structural schematic diagram of the connection between the stud, the threaded block and the support plate in the utility model;

[0017] Figure 5 It is a schematic diagram of the structure of the connection between the pointer, scale line and handle in the utility model;

[0018] Figure 6 It is a structural schematic diagram of the connection between the hydraulic cylinder, the second sliding block and the vertical rod in the utility model.

[0019] Explanation of the accompanying drawings: 1. frame, 2. top plate, 3. clamping mechanism, 301. electric push rod, 302. first rack, 303. first full gear, 304. stud, 305. threaded block, 306. support plate, 307. clamping block, 3a1. first slider, 3a2. slide bar, 4. tilting mechanism, 401. worm, 402. handle, 403. worm wheel, 404. second full gear, 405. second rack, 406. incomplete gear, 407. semi-cylinder, 5. first bracket, 6. second bracket, 7. connecting plate, 8. hydraulic cylinder, 9. second slider, 10. vertical rod, 11. pointer, 12. scale line. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings:

[0021] Embodiment 1: refer to the attached Figure 1-6: In this embodiment, a welding tool for metal processing includes a frame 1 and a top plate 2, the top plate 2 is arranged above the frame 1, a first bracket 5 is slidably connected to the top of the top plate 2, a second bracket 6 is fixedly connected to the outer wall of the first bracket 5, a clamping mechanism 3 is arranged on the inner side of the second bracket 6, the clamping mechanism 3 clamps the workpiece, and a tilting mechanism 4 is arranged inside the frame 1, and the tilting mechanism 4 adjusts the tilt angle of the workpiece;

[0022] A connecting plate 7 is fixedly connected to the lower surface of the top plate 2, and the connecting plate 7 drives the top plate 2 to move. A hydraulic cylinder 8 is fixedly connected to the inside of the top plate 2, and a second slider 9 is fixedly connected to the hydraulic rod of the hydraulic cylinder 8. The hydraulic cylinder 8 drives the second slider 9 to slide. The outer wall of the second slider 9 is slidably connected to the top plate 2, and the second slider 9 slides inside the top plate 2. A vertical rod 10 is fixedly connected to the upper surface of the second slider 9. The second slider 9 drives the vertical rod 10 to move. The upper end of the vertical rod 10 is fixedly connected to the first bracket 5, and the vertical rod 10 drives the first bracket 5 to slide. The surface of the frame 1 is provided with scale lines 12, and the scale lines 12 are convenient for displaying the angle indicated by the pointer 11.

[0023] The clamping mechanism 3 includes an electric push rod 301, a first rack 302, a first full gear 303, a stud 304, a threaded block 305, a support plate 306 and a clamping block 307. The electric push rod 301 is fixedly connected to the inner wall of the second bracket 6. The output end of the electric push rod 301 is fixedly connected to the first rack 302. The electric push rod 301 drives the first rack 302 to slide. The outer wall of the first rack 302 is slidably connected to the first bracket 5. The first rack 302 is meshed and connected with the gear 303. The first rack 302 drives the gear 303 to rotate. The gear 303 is fixed to the upper end of the stud 304. The gear 303 drives the stud 304 to rotate.

[0024] The outer walls of both ends of the stud 304 are rotatably connected to the first bracket 5 through bearings. The outer wall of the stud 304 is threadedly connected to two threaded blocks 305. The stud 304 drives the two threaded blocks 305 to move. The surface of the threaded block 305 is fixedly connected to a support plate 306. The threaded block 305 drives the support plate 306 to move. The outer wall of the support plate 306 is fixedly connected to a clamping block 307. The support plate 306 drives the clamping block 307 to move.

[0025] The electric push rod 301 drives the first rack 302 to slide, the first rack 302 drives the first full gear 303 to rotate, the first full gear 303 drives the stud 304 to rotate, the stud 304 drives the two threaded blocks 305 to move, the threaded block 305 drives the support plate 306 to move, the support plate 306 drives the clamping block 307 to move, the upper and lower clamping blocks 307 are both in contact with the outer wall of the metal workpiece to clamp and position the metal workpiece, the outer wall of the clamping block 307 is horizontally arranged, which can clamp and position metal workpieces of different shapes, and thus it is convenient to clamp and position the tubular workpiece when in use, thereby improving the practicability of the welding tooling.

[0026] The tilting mechanism 4 includes a worm 401, a handle 402, a worm wheel 403, a second full gear 404, a second rack 405, an incomplete gear 406 and a semi-cylinder 407. The outer wall of the end of the worm 401 is rotatably connected to the frame 1 through a bearing. The end of the worm 401 is fixedly connected to the handle 402, the handle 402 drives the worm 401 to rotate, the worm 401 is meshed and connected with the worm wheel 403, the worm 401 drives the worm wheel 403 to rotate, the worm wheel 403 is rotatably connected to the frame 1 through a bearing, the surface of the worm wheel 403 is fixedly connected to the second full gear 404, the worm wheel 403 drives the second full gear 404 to rotate, the second full gear 404 is meshed and connected with the second rack 405, and the second full gear 404 drives the second rack 405 to slide;

[0027] The outer wall of the second rack 405 is slidably connected to the frame 1, and the second rack 405 is meshed and connected with the incomplete gear 406. The second rack 405 drives the incomplete gear 406 to rotate. The front and rear surfaces of the incomplete gear 406 are fixedly connected with semi-cylinders 407, and the incomplete gear 406 drives the semi-cylinder 407 to rotate. The outer wall of the semi-cylinder 407 is slidably connected to the frame 1, and the semi-cylinder 407 supports and guides the movement of the connecting plate 7. The semi-cylinder 407 and the incomplete gear 406 are fixedly connected to the lower surface of the connecting plate 7, and the semi-cylinder 407 and the incomplete gear 406 move together with the connecting plate 7. The surface of the semi-cylinder 407 is fixedly connected with a pointer 11, and the semi-cylinder 407 drives the pointer 11 to rotate;

[0028] The handle 402 drives the worm 401 to rotate, the worm 401 drives the worm wheel 403 to rotate, the worm wheel 403 drives the second full gear 404 to rotate, the second full gear 404 drives the second rack 405 to slide, the second rack 405 drives the incomplete gear 406 to rotate, the incomplete gear 406 drives the semi-cylinder 407 and the connecting plate 7 to move, the semi-cylinder 407 and the frame 2 support and guide the movement of the connecting plate 7, the connecting plate 7 drives the top plate 2 to rotate, and then adjusts the inclination angle of the workpiece so that the workpiece is at an angle convenient for welding. When welding, it is convenient to rotate the workpiece to an angle convenient for welding.

[0029] Working principle: When using metal processing welding tools to clamp metal during metal processing;

[0030] Metal workpiece positioning stage:

[0031] The metal workpiece to be welded is placed between the upper and lower clamping blocks 307, and the electric push rod 301 is started. The electric push rod 301 drives the first rack 302 to slide, and the first rack 302 drives the first full gear 303 to rotate. The first full gear 303 drives the stud 304 to rotate, and the stud 304 drives the two threaded blocks 305 to move. The threaded block 305 drives the support plate 306 to move, and the support plate 306 drives the clamping block 307 to move. The upper and lower clamping blocks 307 are both attached to the outer wall of the metal workpiece to clamp and position the metal workpiece. The outer wall of the clamping block 307 is horizontally arranged, which can clamp and position metal workpieces of different shapes, and thus it is convenient to clamp and position the tubular workpiece when in use, thereby improving the practicality of the welding tooling;

[0032] The workpieces to be butt-welded are respectively clamped and positioned in the clamping mechanisms 3 on both sides;

[0033] Metal workpiece processing and welding stage:

[0034] Start the hydraulic cylinder 8, the hydraulic cylinder 8 drives the second slide block 9 to slide, the second slide block 9 drives the vertical rod 10 to move, the vertical rod 10 drives the first bracket 5 to move, and then drives the metal workpiece to move, so that the ends of the two metal workpieces to be welded are fitted together, and the angle of the metal workpiece is adjusted according to the position where welding is required, and the handle 402 is turned, the handle 402 drives the worm 401 to rotate, the worm 401 drives the worm wheel 403 to rotate, the worm wheel 403 drives the second full gear 404 to rotate, the second full gear 404 drives the second rack 405 to slide, the second rack 405 drives the incomplete gear 406 to rotate, and the incomplete gear 406 drives the semi-cylinder 407 and the connecting plate 7 to move, the semi-cylinder 407 and the frame 2 play a role in supporting and guiding the movement of the connecting plate 7, and the connecting plate 7 drives the top plate 2 to rotate, and then the inclination angle of the workpiece is adjusted, so that the workpiece is at an angle convenient for welding. When welding, it is convenient to rotate the workpiece to an angle convenient for welding, and the staff holds the welding gun to weld the metal workpiece.

[0035] Example 2: Refer to the attached Figure 1-6 : In this embodiment, a welding tool for metal processing, the clamping mechanism 3 also includes a first slider 3a1 and a slide bar 3a2, the first slider 3a1 is fixedly connected to the back of the support plate 306, the support plate 306 drives the first slider 3a1 to move, the first slider 3a1 is slidably connected to the outer wall of the slide bar 3a2, the first slider 3a1 slides on the outer wall of the slide bar 3a2, and both ends of the slide bar 3a2 are fixedly connected to the first bracket 5;

[0036] Through the cooperation between the first slider 3a1 and the slide rod 3a2, the support plate 306 drives the first slider 3a1 to move when moving, and the first slider 3a1 slides on the outer wall of the slide rod 3a2. The first slider 3a1 and the slide rod 3a2 guide the movement of the support plate 306.

[0037] Working principle: when the support plate 306 moves, it drives the first slider 3a1 to move. The first slider 3a1 slides on the outer wall of the slide rod 3a2. The first slider 3a1 and the slide rod 3a2 guide the movement of the support plate 306.

[0038] 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 welding tool for metal processing, comprising a frame (1) and a top plate (2), wherein the top plate (2) is arranged above the frame (1), and is characterized in that: A first bracket (5) is slidably connected to the top of the top plate (2); a second bracket (6) is fixedly connected to the outer wall of the first bracket (5); a clamping mechanism (3) is provided on the inner side of the second bracket (6); a tilting mechanism (4) is provided inside the frame (1); a connecting plate (7) is fixedly connected to the lower surface of the top plate (2); a hydraulic cylinder (8) is fixedly connected to the inside of the top plate (2); a second slider (9) is fixedly connected to the hydraulic rod of the hydraulic cylinder (8); and the outer wall of the second slider (9) is slidably connected to the top plate (2).

2. The metal processing welding tool according to claim 1 is characterized in that: The clamping mechanism (3) comprises an electric push rod (301), the electric push rod (301) is fixedly connected to the inner wall of the second bracket (6), the output end of the electric push rod (301) is fixedly connected to a first rack (302), the outer wall of the first rack (302) is slidably connected to the first bracket (5), the first rack (302) is meshingly connected to a gear (303), the gear (303) is fixedly connected to the upper end of a stud (304), the outer walls of both ends of the stud (304) are rotatably connected to the first bracket (5) via bearings, the outer wall of the stud (304) is threadedly connected to two threaded blocks (305), the surface of the threaded block (305) is fixedly connected to a support plate (306), and the outer wall of the support plate (306) is fixedly connected to a clamping block (307).

3. The metal processing welding tool according to claim 1, characterized in that: The tilting mechanism (4) comprises a worm (401), the outer wall of the end of the worm (401) being rotatably connected to the frame (1) via a bearing, the end of the worm (401) being fixedly connected to a handle (402), the worm (401) being meshingly connected to a worm wheel (403), the worm wheel (403) being rotatably connected to the frame (1) via a bearing, a second full gear (404) being fixedly connected to the surface of the worm wheel (403), the second full gear (404) being meshingly connected to a second rack (405), the outer wall of the second rack (405) being slidably connected to the frame (1), the second rack (405) being meshingly connected to an incomplete gear (406), the front and rear surfaces of the incomplete gear (406) being fixedly connected to a semi-cylinder (407), the outer wall of the semi-cylinder (407) being slidably connected to the frame (1).

4. The metal processing welding tool according to claim 1 is characterized in that: A vertical rod (10) is fixedly connected to the upper surface of the second sliding block (9), and the upper end of the vertical rod (10) is fixedly connected to the first bracket (5).

5. The metal processing welding tool according to claim 1, characterized in that: The surface of the frame (1) is provided with scale lines (12).

6. The metal processing welding tool according to claim 3, characterized in that: The semi-cylinder (407) and the incomplete gear (406) are both fixedly connected to the lower surface of the connecting plate (7), and a pointer (11) is fixedly connected to the surface of the semi-cylinder (407).

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