Auxiliary welding device for pressure container

Abstract

The utility model relates to the technical field of pressure vessel machining, and discloses an auxiliary welding device for a pressure vessel. The pressure vessel welding auxiliary device comprises an auxiliary device body, a welding workbench is clamped to the inner side of the auxiliary device body, and a positioning structure is arranged on the auxiliary device body. According to the auxiliary device, the clamping base, the adjusting plate and the lead screws are arranged, the two ends of the pressure vessel body are placed on the two auxiliary device bodies respectively, then the motor drives the lead screws at the output ends to rotate, and the lead screws drive the clamping base to move rightwards through the threaded sleeves; and if the pressure vessel main body does not move, the pressure vessel main body is continuously pushed to roll on the auxiliary device main body until the pressure vessel main body is clamped and fixed with the adjusting plate and the wear-resisting plate and cannot move any more, and the pressure vessel main body is fixed under the clamping of two sides of the clamping seat, the adjusting plate and the wear-resisting plate, so that the positioning of the pressure vessel main bodies with different sizes is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of pressure vessel processing, in particular to a pressure vessel welding auxiliary device. Background Art

[0002] A pressure vessel is a closed container that can withstand pressure. Pressure vessels are widely used. They play an important role in many sectors such as industry, civil industry, military industry, and many fields of scientific research. They are most commonly used in the chemical industry and petrochemical industry. In the chemical and petrochemical fields, pressure vessels are mainly used in heat transfer, mass transfer, reaction and other process processes, as well as storage and transportation of pressurized gas or liquefied gas. They are also widely used in other industrial and civil fields, such as air compressors. In the process of producing and processing pressure vessels, they need to be welded, and an auxiliary positioning device is required during the welding process.

[0003] The patent document with the prior art publication number CN217224217U provides a pressure vessel welding auxiliary positioning device, which drives the pressure vessel to rotate through the cooperation of the driving gear and the gear ring, so as to facilitate the adjustment of the position of the pressure vessel according to the welding requirements, and can draw the welding exhaust gas into the interior of the treatment box, so as to facilitate the filtering and treatment of the welding exhaust gas. However, when the patent CN217224217U is used, although the current auxiliary device can clamp and position the pressure vessel, due to the different sizes of the pressure vessels, the auxiliary device cannot effectively clamp and position the pressure vessels of different sizes, so that the applicability of the auxiliary device is defective. Therefore, there is an urgent need for a pressure vessel welding auxiliary device. Utility Model Content

[0004] The purpose of the utility model is to provide a pressure vessel welding auxiliary device to solve the problem that the current auxiliary device proposed in the above background technology can clamp and position the pressure vessel, but due to the different sizes of the pressure vessels, the auxiliary device cannot effectively clamp and position the pressure vessels of different sizes, so that the applicability of the auxiliary device is defective and the auxiliary device and the welding equipment are fixedly installed and are not easy to disassemble.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a pressure vessel welding auxiliary device, comprising an auxiliary device body, a welding workbench is engaged with the inner side of the auxiliary device body, a positioning structure is arranged on the auxiliary device body, and mounting structures are arranged on both sides of the auxiliary device body.

[0006] The positioning structure includes a motor, a screw rod is connected to the left side of the motor, a threaded sleeve is sleeved on the outer side of the screw rod, a magnetic groove is opened on the inner side of the threaded sleeve, a magnetic plug is engaged on the inner side of the magnetic groove, a clamping seat is fixed to the top of the magnetic plug, a rubber pad is fixed to the right side of the clamping seat, an adjustment plate is connected to the top of the auxiliary device body, and a wear-resistant plate is connected to the inner wall of the adjustment plate.

[0007] The mounting structure comprises a receiving groove, a movable plate is clamped inside the receiving groove, a spring is connected to the top of the movable plate, a clamping plate is arranged at the end of the movable plate, and a friction pad is arranged on the inner wall of the clamping plate.

[0008] Preferably, a pressure vessel body is provided on the auxiliary device body, the motor and the auxiliary device body are fixedly installed through a mounting groove, and the threaded sleeve and the screw rod are movably connected through threads.

[0009] Preferably, the rubber pad is movably connected to the clamping seat via a thread, and the clamping seat is movably connected to the auxiliary device body via a threaded sleeve and a screw rod.

[0010] Preferably, a suction cup is provided at the bottom end of the auxiliary device body, and the auxiliary device body is connected to the welding workbench by adsorption of the suction cup, the spring and the movable plate are fixedly connected by a connecting plate, and both ends of the spring are fixedly connected to the storage groove and the connecting plate respectively.

[0011] Preferably, the clamping plate and the movable plate are rotationally connected via a rotating shaft, and the friction pad and the clamping plate are fixedly connected via glue.

[0012] Preferably, positioning blocks are provided on both sides of the auxiliary device body, screws are movably provided inside the positioning blocks, and the movable plate is fixedly connected to the auxiliary device body through the positioning blocks and the screws.

[0013] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0014] First, the utility model places the two ends of the pressure vessel body on the two auxiliary device bodies respectively by arranging a clamping seat, an adjusting plate and a screw rod, and then the motor drives the screw rod at the output end to rotate, and the screw rod drives the clamping seat to move to the right through the threaded sleeve. When the clamping seat moves to the right, it continuously pushes the pressure vessel body to roll on the auxiliary device body until it is engaged and fixed with the adjusting plate and the wear-resistant plate, and stops when it can no longer move. The pressure vessel body is then fixed by the clamping seat and the adjusting plate and the wear-resistant plate on both sides, which facilitates the positioning of pressure vessel bodies of different sizes.

[0015] Second, the utility model provides a movable plate, a clamping plate, a screw and a spring. When the auxiliary device body needs to be disassembled, the screw is removed from the positioning block and the top of the movable plate, and then the clamping plate is pulled outward at the same time, so that after the clamping plate is subjected to force, it drives the movable plate to stretch the spring above, so that when the movable plate and the clamping plate move outward, they are separated from the two sides of the welding workbench. After separation, the clamping plate is pushed through the rotation degree of the rotating shaft so that the clamping plate is located above the movable plate. At the same time, the movable plate is driven by the stretching of the spring and retracted into the storage groove. After contraction, the auxiliary device body can be lifted up to disconnect the suction cup at the bottom, thereby separating the auxiliary device body from the welding workbench, and the disassembly is completed. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the front view structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the positioning structure of the utility model;

[0019] Figure 4 This is a schematic diagram of the magnetic plug of the utility model;

[0020] Figure 5 This is a schematic diagram of the top view structure of the utility model;

[0021] Figure 6 This is a schematic diagram of the installation structure of the utility model.

[0022] Wherein: 1. auxiliary device body; 2. welding workbench; 3. positioning structure; 301. motor; 302. screw; 303. threaded sleeve; 304. magnetic suction groove; 305. magnetic suction plug; 306. clamping seat; 307. rubber pad; 308. adjustment plate; 309. wear-resistant plate; 4. pressure vessel body; 5. installation structure; 501. storage groove; 502. movable plate; 503. spring; 504. clamping plate; 505. friction pad; 506. positioning block; 507. screw; 6. suction cup. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figure 1-4A pressure vessel welding auxiliary device comprises an auxiliary device body 1, a welding workbench 2 is engaged with the inner side of the auxiliary device body 1, and a positioning structure 3 is arranged on the auxiliary device body 1, and mounting structures 5 are arranged on both sides of the auxiliary device body 1, the positioning structure 3 comprises a motor 301, a screw rod 302 is connected to the left side of the motor 301, a threaded sleeve 303 is sleeved on the outer side of the screw rod 302, a magnetic suction groove 304 is opened on the inner side of the threaded sleeve 303, a magnetic suction plug 305 is engaged with the inner side of the magnetic suction groove 304, a clamping seat 306 is fixed to the top of the magnetic suction plug 305, a rubber pad 307 is fixed to the right side of the clamping seat 306, an adjusting plate 308 is connected to the top of the auxiliary device body 1, a wear-resistant plate 309 is connected to the inner wall of the adjusting plate 308, a pressure vessel body 4 is arranged on the auxiliary device body 1, the motor 301 and the auxiliary device body 1 are fixedly installed through the mounting groove, the threaded sleeve 303 and the screw rod 302 are movably connected through threads, and the rubber pad 307 is connected to the The clamping seat 306 is movably connected by a thread, and the clamping seat 306 and the auxiliary device body 1 are movably connected by a threaded sleeve 303 and a screw rod 302. The two ends of the pressure vessel body 4 are respectively placed on the two auxiliary device bodies 1, and then the motor 301 is controlled to run. The internal technology of the motor 301 is the existing technology. After the motor 301 runs, it drives the screw rod 302 at the output end to rotate. When the screw rod 302 rotates, it drives the threaded sleeve 303 and the clamping seat 306 to move to the right through the thread. When the clamping seat 306 moves to the right, it continuously pushes the pressure vessel body 4 to roll on the auxiliary device body 1 until it is engaged and fixed with the adjustment plate 308 and the wear-resistant plate 309, and stops when it can no longer move. At this time, the clamping seat 306 stops moving and positions the pressure vessel body 4 on the left side. The pressure vessel body 4 is fixed under the clamping of the clamping seat 306 and the adjustment plate 308 and the wear-resistant plate 309 on both sides, which is convenient for positioning pressure vessel bodies 4 of different sizes.

[0025] See also Figure 5-6, a pressure vessel welding auxiliary device, the mounting structure 5 includes a receiving groove 501, a movable plate 502 is engaged with the inner side of the receiving groove 501, a spring 503 is connected to the top of the movable plate 502, and a clamping plate 504 is provided at the end of the movable plate 502, and a friction pad 505 is provided on the inner wall of the clamping plate 504, a suction cup 6 is provided at the bottom end of the auxiliary device body 1, and the auxiliary device body 1 is adsorbed and connected with the welding workbench 2 through the suction cup 6, the spring 503 is fixedly connected with the movable plate 502 through a connecting plate, and the two ends of the spring 503 are respectively fixedly connected with the receiving groove 501 and the connecting plate, the clamping plate 504 is rotatably connected with the movable plate 502 through a rotating shaft, and the friction pad 505 is fixedly connected with the clamping plate 504 through glue, positioning blocks 506 are provided on both sides of the auxiliary device body 1, and a screw 507 is movably provided inside the positioning block 506, The movable plate 502 is fixedly connected to the auxiliary device body 1 by the positioning block 506 and the screw 507. When the auxiliary device body 1 needs to be disassembled, the screw 507 is removed from the positioning block 506 and the top of the movable plate 502, and then the clamping plate 504 is pulled outward at the same time, so that after the clamping plate 504 is subjected to force, it drives the movable plate 502 to stretch the spring 503 above, so that when the movable plate 502 and the clamping plate 504 move outward, they are separated from the two sides of the welding workbench 2. After separation, the clamping plate 504 is pushed to rotate 180 degrees through the rotating shaft so that the clamping plate 504 is located above the movable plate 502. At the same time, the movable plate 502 is retracted into the storage groove 501 under the stretching drive of the spring 503. After shrinking, the auxiliary device body 1 can be lifted up to disconnect the suction cup 6 at its bottom end, thereby separating the auxiliary device body 1 from the welding workbench 2, and the disassembly is completed.

[0026] When in use, the two ends of the pressure vessel body 4 are placed on the two auxiliary device bodies 1 respectively, and then the motor 301 is controlled to run. The internal technology of the motor 301 is the existing technology. After the motor 301 runs, it drives the screw rod 302 at the output end to rotate. When the screw rod 302 rotates, the threaded sleeve 303 and the clamping seat 306 move to the right through the thread. When the clamping seat 306 moves to the right, it continuously pushes the pressure vessel body 4 to roll on the auxiliary device body 1 until it is engaged and fixed with the adjustment plate 308 and the wear-resistant plate 309, and stops when it can no longer move. At this time, the clamping seat 306 stops moving and positions the pressure vessel body 4 on the left side. The pressure vessel body 4 is fixed under the clamping of the clamping seat 306 and the adjusting plate 308 and the wear-resistant plate 309 on both sides, which is convenient for the positioning of pressure vessel bodies 4 of different sizes. When the pressure vessel body 4 is removed, the screw rod 302 is required to drive the clamping seat 306 to move to the leftmost side through the threaded sleeve 303, and then pull the clamping seat 30 6, so that the magnetic suction plug 305 at the bottom end is pulled out from the magnetic suction groove 304 inside the threaded sleeve 303, so that the clamping seat 306 is separated from the threaded sleeve 303, and then the pressure vessel body 4 can be removed from the auxiliary device body 1. When the auxiliary device body 1 needs to be disassembled, the screw 507 is removed from the positioning block 506 and the top of the movable plate 502, and then the clamping plate 504 is pulled outward at the same time, so that after the clamping plate 504 is subjected to force, the movable plate 502 is driven to stretch the spring 5 above 03, so that the movable plate 502 and the clamping plate 504 are separated from the two sides of the welding workbench 2 when they move outward. After separation, the clamping plate 504 is pushed to rotate 180 degrees through the rotating shaft, so that the clamping plate 504 is located above the movable plate 502. At the same time, the movable plate 502 is retracted into the storage groove 501 under the pulling force of the spring 503. After shrinkage, the auxiliary device body 1 can be lifted up to disconnect the suction cup 6 at the bottom, thereby separating the auxiliary device body 1 from the welding workbench 2, and the disassembly is completed.

[0027] Although the 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 thereof, and the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A pressure vessel welding auxiliary device, comprising an auxiliary device body (1), characterized in that: A welding workbench (2) is engaged with the inner side of the auxiliary device body (1), a positioning structure (3) is provided on the auxiliary device body (1), and mounting structures (5) are provided on both sides of the auxiliary device body (1); The positioning structure (3) comprises a motor (301), a lead screw (302) is connected to the left side of the motor (301), a threaded sleeve (303) is sleeved on the outer side of the lead screw (302), a magnetic suction groove (304) is provided on the inner side of the threaded sleeve (303), a magnetic suction plug (305) is engaged on the inner side of the magnetic suction groove (304), a clamping seat (306) is fixed to the top end of the magnetic suction plug (305), a rubber pad (307) is fixed to the right side of the clamping seat (306), an adjustment plate (308) is connected to the top end of the auxiliary device body (1), and a wear-resistant plate (309) is connected to the inner wall of the adjustment plate (308); The mounting structure (5) comprises a receiving groove (501), a movable plate (502) is engaged with the inner side of the receiving groove (501), a spring (503) is connected to the top end of the movable plate (502), a clamping plate (504) is arranged at the end of the movable plate (502), and a friction pad (505) is arranged on the inner wall of the clamping plate (504).

2. A pressure vessel welding auxiliary device according to claim 1, characterized in that: A pressure vessel body (4) is arranged on the auxiliary device body (1); the motor (301) and the auxiliary device body (1) are fixedly mounted via a mounting groove; and the threaded sleeve (303) and the screw rod (302) are movably connected via threads.

3. A pressure vessel welding auxiliary device according to claim 1, characterized in that: The rubber pad (307) is movably connected to the clamping seat (306) via a thread, and the clamping seat (306) is movably connected to the auxiliary device body (1) via a threaded sleeve (303) and a screw rod (302).

4. A pressure vessel welding auxiliary device according to claim 1, characterized in that: A suction cup (6) is provided at the bottom end of the auxiliary device body (1), and the auxiliary device body (1) is adsorbed and connected to the welding workbench (2) via the suction cup (6); the spring (503) is fixedly connected to the movable plate (502) via a connecting plate, and the two ends of the spring (503) are respectively fixedly connected to the storage groove (501) and the connecting plate.

5. A pressure vessel welding auxiliary device according to claim 1, characterized in that: The clamping plate (504) is rotationally connected to the movable plate (502) via a rotating shaft, and the friction pad (505) is fixedly connected to the clamping plate (504) via glue.

6. A pressure vessel welding auxiliary device according to claim 1, characterized in that: Positioning blocks (506) are arranged on both sides of the auxiliary device body (1), screw rods (507) are movably arranged inside the positioning blocks (506), and the movable plate (502) is fixedly connected to the auxiliary device body (1) via the positioning blocks (506) and the screw rods (507).

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