Auxiliary clamp for stainless steel plate welding

Abstract

The utility model relates to the technical field of stainless steel machining, in particular to an auxiliary clamp for stainless steel plate welding. According to the technical scheme, the device comprises bottom frames, a sliding rod is installed between the bottom frames, a movable seat is slidably installed on the periphery of the sliding rod, fixing rings are installed on the movable seat and the top of the bottom frame on one side, connecting rings are rotatably installed on the tops of the fixing rings, sliding grooves are formed in the inner walls of the connecting rings and the fixing rings, and matched inner rings are slidably installed in the sliding grooves; a limiting mechanism is detachably installed in the inner ring, an inserting rod is slidably installed in the inserting hole, extending plates are installed at the bottom of the connecting ring and the top of the fixing ring, threaded rods are installed in the extending plates in a threaded mode, and buckles are rotationally installed at the ends, close to the inserting rod, of the threaded rods. Through the combination of various structures, the stainless steel welding device can be used for rotating and adjusting welded stainless steel during use, so that a user can weld and process the stainless steel conveniently, the welding time is shortened, and the use process is optimized.

Description

Technical Field

[0001] The utility model relates to the technical field of stainless steel processing, in particular to an auxiliary clamp for stainless steel plate welding. Background Art

[0002] Stainless steel welding is a process of connecting stainless steel materials by melting and solidifying. Stainless steel is a high-strength, corrosion-resistant alloy material that is widely used in construction, chemical, petroleum, food, medical and other fields. Due to different needs in different fields, the shapes of stainless steel plates are also different. In order to improve the stability of the welding process, auxiliary clamps are used to weld stainless steel plates during welding. Traditional auxiliary clamps mostly assemble the workpiece on the welding platform in advance for welding, but this method usually cannot achieve circumferential welding. Therefore, when performing circumferential welding, the clamps on the welding platform need to be redistributed and fixed according to the workpiece, thereby extending the welding time. Therefore, it is necessary to design an auxiliary clamp for stainless steel plate welding. Utility Model Content

[0003] The utility model aims to provide an auxiliary clamp for welding stainless steel plates to solve the problems raised in the above-mentioned background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an auxiliary clamp for welding stainless steel plates, comprising a base frame, a sliding rod is installed between the base frames, a movable seat is slidably installed on the periphery of the sliding rod, a fixing ring is installed on the movable seat and the top of the base frame on one side, a connecting ring is rotatably installed on the top of the fixing ring, a sliding groove is provided on the inner wall of the connecting ring and the fixing ring, a matching inner ring is slidably installed inside the sliding groove, a limiting mechanism is detachably installed inside the inner ring, a plug hole is provided inside the inner ring, an insertion rod is slidably installed inside the plug hole, an extension plate is installed on the bottom of the connecting ring and the top of the fixing ring, a threaded rod is installed on the internal thread of the extension plate, and a buckle is rotatably installed on the end of the threaded rod close to the insertion rod.

[0005] Preferably, the slide groove is a T-shaped groove, and a T-shaped protrusion matched with the slide groove is installed on the periphery of the inner ring.

[0006] Preferably, a tooth groove is provided at the bottom of the slide rod, a main shaft is movably installed inside the movable seat, and a gear matching the tooth groove is installed on the periphery of the main shaft.

[0007] Preferably, the front end of the main shaft passes through the movable seat and is connected to a handwheel, and a handle is installed around the periphery of the handwheel.

[0008] Preferably, the limiting mechanism comprises a limiting ring, a limiting bolt and a rubber pad, the limiting ring is connected to the inner ring via the limiting bolt, and a rubber pad is provided on the inner wall of the limiting ring.

[0009] Preferably, support rods are installed at both ends of the bottom of the base frame, and a cross bar is installed between the support rods.

[0010] Preferably, a connecting bolt is movably mounted on the front end of the fixing ring, a groove matching the connecting bolt is formed on the front end of the connecting ring, and a nut is threadedly mounted on the outer periphery of the connecting bolt.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. By installing the same slide groove and inner ring on the connecting ring and the fixed ring, the plug rod can be manually pulled during use, and the inner ring inside the connecting ring and the fixed ring can be made to slide inside the slide groove by using the plug rod, so that the welded stainless steel can be rotated and adjusted, so that the user can weld the stainless steel conveniently, and during the welding process, one of the two plug rods can be pulled out according to the needs, and then welding can be carried out to avoid the influence of the plug rod on the welding.

[0013] 2. By installing a buckle, the threaded rod can be rotated during use to limit the insertion rod using the buckle, thereby limiting the position of the inner ring inside the connecting ring and the fixed ring. By replacing the limiting mechanisms with different shapes, stainless steel plate structures with different shapes can be clamped. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional diagram of the utility model;

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

[0016] Figure 3 It is a structural schematic diagram of the connecting ring and the fixing ring of the utility model;

[0017] Figure 4 This is an expanded view of the connecting ring and the fixing ring of the utility model;

[0018] Figure 5 It is a side view of the connecting ring and the fixing ring of the utility model;

[0019] Figure 6 It is a partial cross-sectional view of the slide rod and the movable seat of the utility model.

[0020] In the figure: 1. connecting ring; 2. inner ring; 3. socket; 4. plug rod; 5. limit mechanism; 501. limit ring; 502. limit bolt; 503. rubber pad; 6. fixing ring; 7. connecting bolt; 8. nut; 9. threaded rod; 10. buckle; 11. extension plate; 12. base frame; 13. support rod; 14. cross bar; 15. slide bar; 16. tooth groove; 17. moving seat; 18. main shaft; 19. gear; 20. hand wheel; 21. handle; 22. slide groove. DETAILED DESCRIPTION

[0021] It is easy to understand that according to the technical solution of the utility model, without changing the essential spirit of the utility model, a person skilled in the art can propose a variety of interchangeable structural modes and implementation modes. Therefore, the following specific implementation modes and drawings are only exemplary descriptions of the technical solution of the utility model, and should not be regarded as the entirety of the utility model or as a limitation or restriction to the technical solution of the utility model.

[0022] The utility model provides an auxiliary fixture for welding stainless steel plates, for example, Figure 1 , Figure 2 and Figure 6 As shown, it includes a base frame 12, a slide bar 15 is installed between the base frames 12, and a moving seat 17 is slidably installed on the periphery of the slide bar 15; a tooth groove 16 is opened at the bottom of the slide bar 15, and a main shaft 18 is movably installed inside the moving seat 17, and a gear 19 adapted to the tooth groove 16 is installed on the periphery of the main shaft 18; the front end of the main shaft 18 passes through the moving seat 17 and is connected to a hand wheel 20, and a handle 21 is installed around the periphery of the hand wheel 20; support rods 13 are installed at both ends of the bottom of the base frame 12, and a cross bar 14 is installed between the support rods 13; wherein, the main The shaft 18 is movably installed inside the moving seat 17, and the gear 19 is fixedly connected to the main shaft 18; specifically, when in use, the support rod 13 is used to support the base frame 12, and the cross bar 14 is used to increase the stability of the structure between the two support rods 13. The handle 21 is manually rotated, and the hand wheel 20 is used to drive the main shaft 18 to rotate inside the moving seat 17 during the rotation of the handle 21. During the rotation of the main shaft 18, the gear 19 is driven to move inside the tooth groove 16, so that the moving seat 17 can be driven to move around the periphery of the slide bar 15;

[0023] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5As shown, a fixing ring 6 is installed on the top of the movable seat 17 and the bottom frame 12 on one side, a connecting ring 1 is rotatably installed on the top of the fixing ring 6, a sliding groove 22 is provided on the inner wall of the connecting ring 1 and the fixing ring 6, a matching inner ring 2 is slidably installed inside the sliding groove 22, wherein the sliding groove 22 is a T-shaped groove, and a T-shaped protrusion matching the sliding groove 22 is installed on the periphery of the inner ring 2; a limiting mechanism 5 is detachably installed inside the inner ring 2, wherein the limiting mechanism 5 includes a limiting ring 501, a limiting bolt 502 and a rubber pad 503, and the limiting ring 501 is limited by The stopper 502 is connected to the inner ring 2, and a rubber pad 503 is provided on the inner wall of the stopper ring 501; a connecting bolt 7 is movably installed at the front end of the fixing ring 6, a groove matching the connecting bolt 7 is provided at the front end of the connecting ring 1, and a nut 8 is installed on the outer thread of the connecting bolt 7; a plug hole 3 is provided inside the inner ring 2, and a plug rod 4 is slidably installed inside the plug hole 3, an extension plate 11 is installed at the bottom of the connecting ring 1 and the top of the fixing ring 6, a threaded rod 9 is installed on the inner thread of the extension plate 11, and a buckle 10 is rotatably installed at the end of the threaded rod 9 close to the plug rod 4;

[0024] Specifically, before use, the corresponding limiting mechanism 5 can be selected according to the shape of the stainless steel workpiece to be welded. After the selection is completed, the limiting ring 502 is assembled on the inner ring 2 using the limiting bolt 501, and the insertion rod 4 is respectively inserted into the insertion holes 3 opened on the connecting ring 1 and the fixing ring 6. After insertion, the threaded rod 9 is manually rotated, and the insertion rod 4 is limited by the buckle 10 installed at the bottom of the threaded rod 9. After the assembly is completed, the connecting ring 1 is rotated upward, and the stainless steel parts to be welded are respectively installed in the limiting mechanism 5, and aligned with the welding interface. After installation, the connecting ring 1 is rotated downward, and the connecting ring 1 is connected to the fixing ring 6 using the connecting bolt 7 and the nut 8, so as to realize the clamping and limitation of the welding parts. The limiting ring 501 and the stainless steel welding parts can be increased by using the rubber pad 503. While reducing the friction between them, it can also avoid the extrusion and deformation of the stainless steel welded parts. After the clamping is completed, it is convenient for users to carry out welding processing. During the welding process, by loosening the restriction of the plug rod 4 by the buckle 10, the user can manually pull the plug rod 4, and use the plug rod 4 to make the inner ring 2 inside the connecting ring 1 and the fixed ring 6 slide inside the slide groove 22, so that the welded stainless steel can be rotated and adjusted, so that the user can carry out welding processing on the stainless steel, and during the welding process, one of the two plug rods 4 can be pulled out and then welded according to needs. After welding is completed, the plug rod 4 is reinserted, the plug rod 4 is rotated back to the initial position, and the plug rod 4 is limited again by the buckle 10. After limiting, the connecting bolt 7 and the connecting ring 1 are opened in turn to take out the stainless steel welded parts.

[0025] The working principle of this embodiment is as follows: before use, the corresponding limiting mechanism 5 is selected according to the shape of the stainless steel workpiece to be welded. After the selection is completed, the limiting ring 502 is assembled on the inner ring 2 using the limiting bolt 501, and the handle 21 is manually turned. During the rotation of the handle 21, the hand wheel 20 is used to drive the main shaft 18 to rotate inside the moving seat 17. During the rotation of the main shaft 18, the gear 19 is driven to move inside the tooth groove 16, thereby driving the moving seat 17 to move around the periphery of the slide rod 15. After the fixing ring 6 is adjusted to the specified position using the moving seat 17, the insertion rod 4 is used to insert the inside of the insertion holes 3 opened on the connecting ring 1 and the fixing ring 6 respectively. After insertion, the threaded rod 9 is manually rotated, and the insertion rod 4 is limited by the buckle 10 installed at the bottom of the threaded rod 9. After the assembly is completed, the connecting ring 1 is rotated upward, and the stainless steel parts to be welded are respectively installed inside the limiting mechanism 5 and aligned with the welding interface. After installation, the connecting ring 1 is rotated downward, and the connecting bolt 7 and the screw are used to tighten the screw. The nut 8 connects the connecting ring 1 and the fixing ring 6, so as to clamp and limit the welding parts. The rubber pad 503 can increase the friction between the limiting ring 501 and the stainless steel welding part, and avoid the extrusion and deformation of the stainless steel welding part. After the clamping is completed, it is convenient for users to perform welding processing. During the welding process, by loosening the limit of the plug rod 4 by the buckle 10, the user can manually pull the plug rod 4, and use the plug rod 4 to make the inner ring 2 inside the connecting ring 1 and the fixing ring 6 slide inside the slide groove 22, so as to realize the rotation adjustment of the welded stainless steel, so that the user can perform welding processing on the stainless steel, and during the welding process, one of the two plug rods 4 can be pulled out and then welded according to needs. After the welding is completed, the plug rod 4 is reinserted, the plug rod 4 is rotated back to the initial position, and the plug rod 4 is limited again by the buckle 10. After limiting, the connecting bolt 7 and the connecting ring 1 are opened in turn to take out the stainless steel welding part.

[0026] The above-mentioned specific embodiments are only several preferred embodiments of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above-mentioned embodiments, those skilled in the art can make various alternative improvements and combinations to the above-mentioned specific embodiments.

Claims

1. An auxiliary fixture for stainless steel plate welding, characterized in that: The invention comprises a base frame (12), a slide bar (15) is installed between the base frames (12), a movable seat (17) is slidably installed on the periphery of the slide bar (15), a fixing ring (6) is installed on the top of the movable seat (17) and the base frame (12) on one side, a connecting ring (1) is rotatably installed on the top of the fixing ring (6), a sliding groove (22) is provided on the inner wall of the connecting ring (1) and the fixing ring (6), and a matching sliding groove (22) is slidably installed inside the sliding groove (22). The inner ring (2) is provided with a limit mechanism (5) which can be detachably installed inside the inner ring (2), a plug hole (3) is provided inside the inner ring (2), a plug rod (4) is slidably installed inside the plug hole (3), an extension plate (11) is installed at the bottom of the connecting ring (1) and the top of the fixing ring (6), a threaded rod (9) is installed on the inner thread of the extension plate (11), and a buckle (10) is rotatably installed on the end of the threaded rod (9) close to the plug rod (4).

2. The auxiliary fixture for stainless steel plate welding according to claim 1, characterized in that: The slide groove (22) is a T-shaped groove, and a T-shaped protrusion matched with the slide groove (22) is installed on the periphery of the inner ring (2).

3. The auxiliary fixture for stainless steel plate welding according to claim 1, characterized in that: A tooth groove (16) is provided at the bottom of the slide bar (15), a main shaft (18) is movably installed inside the movable seat (17), and a gear (19) matching the tooth groove (16) is installed on the periphery of the main shaft (18).

4. The auxiliary fixture for stainless steel plate welding according to claim 3, characterized in that: The front end of the main shaft (18) passes through the movable seat (17) and is connected to a hand wheel (20), and a handle (21) is installed around the periphery of the hand wheel (20).

5. The auxiliary fixture for stainless steel plate welding according to claim 1, characterized in that: The limiting mechanism (5) comprises a limiting ring (501), a limiting bolt (502) and a rubber pad (503); the limiting ring (501) is connected to the inner ring (2) via the limiting bolt (502); and the rubber pad (503) is provided on the inner wall of the limiting ring (501).

6. The auxiliary fixture for stainless steel plate welding according to claim 1, characterized in that: Support rods (13) are installed at both ends of the bottom of the base frame (12), and a cross bar (14) is installed between the support rods (13).

7. An auxiliary fixture for stainless steel plate welding according to any one of claims 1 to 6, characterized in that: A connecting bolt (7) is movably mounted on the front end of the fixing ring (6), a groove matching the connecting bolt (7) is provided on the front end of the connecting ring (1), and a nut (8) is threadedly mounted on the outer periphery of the connecting bolt (7).

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