Welding positioner

Abstract

The utility model provides a welding positioner, which relates to the technical field of positioners, and comprises a connecting plate, two ends of the connecting plate are fixedly connected with convex plates, the surfaces of the convex plates penetrate through and are rotatably connected with first rotating rods through bearings, a square cavity is arranged in one of the convex plates and is positioned at the first rotating rod, and the first rotating rods are arranged in the square cavity. Wherein the surface of one first rotating rod is sleeved and fixedly connected with a worm gear, the lower portion of the worm gear is connected with a worm in a meshed mode, a rotating plate is arranged between the protruding plates, the two ends of the rotating plate are fixedly connected with one ends of the first rotating rods, and a convex groove is formed in the top of the rotating plate. Steel pipe type metal pieces are placed on the supporting arc plate, the bidirectional screw can be driven to rotate through the third motor, the bidirectional screw rotates to drive the clamping arc plate to move through the sliding block, and the effect of clamping and fixing the steel pipe type metal pieces can be achieved; and meanwhile, steel pipe type metal pieces with different sizes and diameters can be clamped.

Description

Technical Field

[0001] The utility model relates to the technical field of positioners, in particular to a welding positioner. Background Art

[0002] Welding positioner is an automated device used in welding process to realize the positioning and displacement of workpieces in welding operation. It is usually composed of mechanical structure, electrical system and control system.

[0003] When welding metal parts such as steel pipes, the existing welding positioner is usually not practical for positioning the metal parts because the diameters of the metal parts are usually different. Therefore, a welding positioner is needed to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to solve the problem in the prior art that when welding metal parts such as steel pipes, the welding positioner is usually not practical for positioning the metal parts because the diameters of the metal parts such as steel pipes are usually different, and the practicality is low.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a welding positioner, comprising a connecting plate, both ends of the connecting plate are fixedly connected with a convex plate, the surface of the convex plate passes through and is rotatably connected with a first rotating rod, a square cavity is opened inside one of the convex plates and located at the first rotating rod, a worm gear is sleeved and fixedly connected to the surface of one of the first rotating rods, a worm gear is meshedly connected below the worm gear, a rotating plate is arranged between the convex plates, a rotating plate is arranged between the two convex plates, both ends of the rotating plate are fixedly connected to one end of the first rotating rod, and a convex-shaped A groove is provided, a convex gear is embedded in and rotatably connected to the inside of the convex groove, a turntable is fixedly connected to the top of the convex gear, a groove is provided on the inner wall of the convex groove, a rotating gear is rotatably connected to the internal bearing of the groove, the rotating gear is meshingly connected to the convex gear, a supporting arc plate is fixedly connected to the top and near both sides of the turntable, an anti-slip pad is fixedly connected to the top inner wall of the supporting arc plate, a slide groove is provided on the top of the turntable, a bidirectional screw is provided inside the slide groove, sliders are sleeved and threadedly connected to both ends of the bidirectional screw, and a clamping arc plate is fixedly connected to the top of the slider.

[0006] Preferably, trapezoidal columns are fixedly connected to the bottom of the convex plate and near both ends.

[0007] Preferably, a second rotating rod passes through and is fixedly connected to the inside of the worm gear, both ends of the second rotating rod pass through the inner wall of the square cavity and are rotatably connected to its bearing, and a first motor is fixedly connected to one side wall of one of the convex plates, and the output end of the first motor is fixedly connected to one end of the second rotating rod.

[0008] Preferably, a second motor is fixedly connected to the bottom of the rotating plate, and an output end of the second motor passes through the rotating plate and is fixedly connected to the bottom of the rotating gear.

[0009] Preferably, both ends of the bidirectional screw pass through both ends of the slide slot and are rotatably connected to its bearings, a third motor is fixedly connected to the surface of the turntable, and an output end of the third motor is fixedly connected to one end of the bidirectional screw.

[0010] Preferably, the top of the turntable is provided with limiting grooves on both sides of the slide groove, the inside of the limiting groove is fixedly connected to a limiting rod, both ends of the limiting rod are sleeved and slidably connected to limiting blocks, and the top of the limiting block is fixedly connected to the bottom of the clamping arc plate.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. In the utility model, by preventing the steel pipe metal parts from being placed on the supporting arc plate, the bidirectional screw can be driven to rotate by the third motor, and the rotation of the bidirectional screw drives the clamping arc plate to move through the slider, so that the steel pipe metal parts can be clamped and fixed, and the steel pipe metal parts of different sizes and diameters can also be clamped.

[0013] 2. In the utility model, the second motor drives the rotating gear to rotate, and the rotating gear drives the convex gear to rotate and drive the turntable to rotate, so that the clamped steel pipe metal parts can be rotated to adjust the position. At the same time, the first motor drives the rotating plate to rotate through the first rotating rod, worm, worm wheel and second rotating rod, so as to adjust the angle of the steel pipe metal parts, thereby facilitating welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model provides a three-dimensional diagram of the overall structure of a welding positioner;

[0015] Figure 2 The utility model provides a cross-sectional view of the overall structure of a welding positioner;

[0016] Figure 3 The utility model provides a vertical cross-sectional view of the overall structure of a welding positioner;

[0017] Figure 4 The utility model provides a partial structural stereogram of a welding positioner.

[0018] Legend: 1. Connecting plate; 2. Convex plate; 3. Trapezoidal column; 4. First rotating rod; 5. Square cavity; 6. Worm gear; 7. Second rotating rod; 8. Worm; 9. First motor; 10. Rotating plate; 11. Convex groove; 12. Convex gear; 13. Groove; 14. Rotating gear; 15. Second motor; 16. Third motor; 17. Turntable; 18. Support arc plate; 19. Anti-slip pad; 20. Slide groove; 21. Bidirectional screw; 22. Sliding block; 23. Clamping arc plate; 24. Limiting groove; 25. Limiting rod; 26. Limiting block. DETAILED DESCRIPTION

[0019] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0020] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0021] Embodiment 1, as Figure 1-4 As shown, the utility model provides a welding positioner, including a connecting plate 1, both ends of the connecting plate 1 are fixedly connected with a convex plate 2, the surface of the convex plate 2 penetrates and is rotatably connected with a first rotating rod 4, a square cavity 5 is opened inside one of the convex plates 2 and located at the first rotating rod 4, a worm gear 6 is sleeved on the surface of one of the first rotating rods 4 and fixedly connected, a worm 8 is meshingly connected below the worm gear 6, a rotating plate 10 is provided between the convex plates 2, a rotating plate 10 is provided between the two convex plates 2, both ends of the rotating plate 10 are fixedly connected to one end of the first rotating rod 4, a convex groove 11 is opened on the top of the rotating plate 10, and the interior of the convex groove 11 is embedded and rotated A convex gear 12 is rotatably connected to the top of the convex gear 12, a turntable 17 is fixedly connected to the top of the convex gear 12, a groove 13 is provided on the inner wall of the convex groove 11, a rotating gear 14 is rotatably connected to the internal bearing of the groove 13, the rotating gear 14 is meshed with the convex gear 12, a supporting arc plate 18 is fixedly connected to the top and near both sides of the turntable 17, an anti-slip pad 19 is fixedly connected to the top inner wall of the supporting arc plate 18, a slide groove 20 is provided on the top of the turntable 17, a bidirectional screw 21 is provided inside the slide groove 20, sliders 22 are sleeved and threadedly connected at both ends of the bidirectional screw 21, and a clamping arc plate 23 is fixedly connected to the top of the slider 22.

[0022] The effect achieved by the entire embodiment 1 is that both ends of the connecting plate 1 are fixedly connected with the convex plates 2, the surface of the convex plate 2 penetrates and is rotatably connected with the first rotating rod 4, a square cavity 5 is opened inside one of the convex plates 2 and located at the first rotating rod 4, a worm wheel 6 is sleeved and fixedly connected on the surface of one of the first rotating rods 4, and a worm 8 is meshingly connected below the worm wheel 6, a rotating plate 10 is provided between the convex plates 2, and a rotating plate 10 is provided between the two convex plates 2, both ends of the rotating plate 10 are fixedly connected to one end of the first rotating rod 4, so that the rotation of the worm 8 drives the worm wheel 6 to rotate, the rotation of the worm wheel 6 drives the first rotating rod 4 to rotate, and the rotation of the first rotating rod 4 drives the rotating plate 10 to rotate, a convex groove 11 is opened on the top of the rotating plate 10, a convex gear 12 is embedded in the convex groove 11 and is rotatably connected, and a rotating disk 17 is fixedly connected to the top of the convex gear 12, A groove 13 is provided on the inner wall of the convex groove 11, and a rotating gear 14 is rotatably connected to the internal bearing of the groove 13. The rotating gear 14 is meshed with the convex gear 12, so that the rotating gear 14 can drive the convex gear 12 to rotate, and the rotation of the convex gear 12 can drive the turntable 17 to rotate. A supporting arc plate 18 is fixedly connected through the top of the turntable 17 and close to both sides. The top inner wall of the supporting arc plate 18 is fixedly connected with an anti-slip pad 19, which can play the effect of supporting metal parts. A slide groove 20 is provided through the top of the turntable 17, and a bidirectional screw 21 is provided inside the slide groove 20. Both ends of the bidirectional screw 21 are sleeved and threadedly connected with a slider 22, and the top of the slider 22 is fixedly connected with a clamping arc plate 23, so that the rotation of the bidirectional screw 21 can drive the slider 22 to move, and the movement of the slider 22 drives the clamping arc plate 23 to move.

[0023] Embodiment 2, as Figure 1-4 As shown, the bottom of the convex plate 2 and near both ends are fixedly connected with a trapezoidal column 3; the inside of the worm 8 passes through and is fixedly connected with a second rotating rod 7, both ends of the second rotating rod 7 pass through the inner wall of the square cavity 5 and are rotatably connected with its bearings, one side wall of one convex plate 2 is fixedly connected with a first motor 9, and the output end of the first motor 9 is fixedly connected to one end of the second rotating rod 7; the bottom of the rotating plate 10 is fixedly connected with a second motor 15, and the output end of the second motor 15 passes through the rotating plate 10 and is fixedly connected to the bottom of the rotating gear 14; both ends of the bidirectional screw 21 pass through both ends of the slide slot 20 and are rotatably connected with its bearings, and the surface of the rotating disk 17 is fixedly connected with a third motor 16, and the output end of the third motor 16 is fixedly connected to one end of the bidirectional screw 21; the top of the rotating disk 17 is located on both sides of the slide slot 20 and is provided with a limiting groove 24, and the limiting groove 24 is fixedly connected to the inside of the limiting groove 24. The limiting rod 25 is sleeved and slidably connected to the limiting block 26 at both ends, and the top of the limiting block 26 is fixedly connected to the bottom of the clamping arc plate 23.

[0024] The effect achieved by the entire embodiment 2 is that a trapezoidal column 3 is fixedly connected through the bottom of the convex plate 2 and near both ends, which can play the effect of supporting the bottom of the convex plate 2; a second rotating rod 7 is passed through and fixedly connected to the inside of the worm 8, and both ends of the second rotating rod 7 pass through the inner wall of the square cavity 5 and are rotatably connected to its bearing; a first motor 9 is fixedly connected to one side wall of one convex plate 2, and the output end of the first motor 9 is fixedly connected to one end of the second rotating rod 7, so that the first motor 9 drives the second rotating rod 7 to rotate, and the rotation of the second rotating rod 7 drives the worm 8 to rotate; a second motor 15 is fixedly connected through the bottom of the rotating plate 10, and the output end of the second motor 15 passes through the rotating plate 10 and is fixedly connected to the bottom of the rotating gear 14 The second motor 15 can drive the rotating gear 14 to rotate; both ends of the bidirectional screw 21 pass through the two ends of the slide slot 20 and are rotatably connected to its bearings, and the third motor 16 is fixedly connected to the surface of the turntable 17, and the output end of the third motor 16 is fixedly connected to one end of the bidirectional screw 21, which can achieve the effect of enabling the third motor 16 to drive the bidirectional screw 21 to rotate; the top of the turntable 17 is located on both sides of the slide slot 20 to provide a limiting groove 24, and the inside of the limiting groove 24 is fixedly connected to a limiting rod 25, and both ends of the limiting rod 25 are sleeved and slidably connected to a limiting block 26, and the top of the limiting block 26 is fixedly connected to the bottom of the clamping arc plate 23, which can achieve the effect of limiting the clamping arc plate 23.

[0025] Working principle: By placing the steel pipe metal parts on the surface of the anti-slip pad 19 on the supporting arc plate 18, the bidirectional screw 21 can be driven to rotate by the third motor 16, and the rotation of the bidirectional screw 21 drives the clamping arc plate 23 to move through the slider 22, which can clamp and fix the steel pipe metal parts, and also can clamp steel pipe metal parts of different sizes and diameters. At this time, the rotating gear 14 is driven to rotate by the second motor 15, and the rotation of the rotating gear 14 drives the convex gear 12 to rotate, and the rotation of the convex gear 12 drives the turntable 17 to rotate, which can rotate and adjust the position of the clamped steel pipe metal parts. At the same time, the first motor 9 drives the rotating plate 10 to rotate through the first rotating rod 4, the worm 8, the worm wheel 6 and the second rotating rod 7, which can adjust the angle of the steel pipe metal parts, thereby facilitating welding.

[0026] The wiring diagrams of the first motor 9, the second motor 15 and the third motor 16 in the present invention are common knowledge in the art, and their working principles are already known technologies. The models are selected according to the actual use, so the control method and wiring arrangement of the first motor 9, the second motor 15 and the third motor 16 are not explained in detail.

[0027] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A welding positioner, comprising a connecting plate (1), characterized in that: Both ends of the connecting plate (1) are fixedly connected with a convex plate (2), the surface of the convex plate (2) penetrates and is rotatably connected with a first rotating rod (4), a square cavity (5) is provided inside one of the convex plates (2) and located at the first rotating rod (4), a worm wheel (6) is sleeved on the surface of one of the first rotating rods (4) and is fixedly connected, a worm wheel (8) is meshingly connected below the worm wheel (6), a rotating plate (10) is provided between the convex plates (2), a rotating plate (10) is provided between the two convex plates (2), both ends of the rotating plate (10) are fixedly connected with one end of the first rotating rod (4), a convex groove (11) is provided on the top of the rotating plate (10), a convex gear (12) is embedded in and rotatably connected inside the convex groove (11), The top of the convex gear (12) is fixedly connected with a turntable (17), the inner wall of the convex groove (11) is provided with a groove (13), the inner bearing of the groove (13) is rotatably connected with a rotating gear (14), the rotating gear (14) is meshingly connected with the convex gear (12), the top of the turntable (17) and close to both sides are fixedly connected with a supporting arc plate (18), the top inner wall of the supporting arc plate (18) is fixedly connected with an anti-skid pad (19), the top of the turntable (17) is provided with a slide groove (20), the inside of the slide groove (20) is provided with a bidirectional screw (21), both ends of the bidirectional screw (21) are sleeved and threadedly connected with a slider (22), and the top of the slider (22) is fixedly connected with a clamping arc plate (23).

2. A welding positioner according to claim 1, characterized in that: Trapezoidal columns (3) are fixedly connected to the bottom of the convex plate (2) and near both ends.

3. A welding positioner according to claim 1, characterized in that: A second rotating rod (7) passes through and is fixedly connected to the interior of the worm (8); both ends of the second rotating rod (7) pass through the inner wall of the square cavity (5) and are rotatably connected to its bearings; a first motor (9) is fixedly connected to one side wall of one of the convex plates (2); and an output end of the first motor (9) is fixedly connected to one end of the second rotating rod (7).

4. A welding positioner according to claim 1, characterized in that: A second motor (15) is fixedly connected to the bottom of the rotating plate (10), and an output end of the second motor (15) passes through the rotating plate (10) and is fixedly connected to the bottom of the rotating gear (14).

5. A welding positioner according to claim 1, characterized in that: Both ends of the bidirectional screw (21) pass through both ends of the slide groove (20) and are rotatably connected to its bearings. A third motor (16) is fixedly connected to the surface of the turntable (17). The output end of the third motor (16) is fixedly connected to one end of the bidirectional screw (21).

6. A welding positioner according to claim 1, characterized in that: The top of the rotating disk (17) is provided with limiting grooves (24) on both sides of the slide groove (20), the limiting grooves (24) are fixedly connected to the inside of the limiting grooves (24), both ends of the limiting rods (25) are sleeved and slidably connected with limiting blocks (26), and the top of the limiting block (26) is fixedly connected to the bottom of the clamping arc plate (23).

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