Stainless steel welded pipe welding positioning device
By designing a stainless steel welded pipe welding positioning device including slide chutes, sliders, positioning mechanisms and compression cylinders, the problems of pipe fittings offset and gaps during welding are solved, and the welding accuracy and stability are improved.
Patent Information
- Application Number
- CN202421041753.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-14
- Publication Date
- 2025-03-28
- Estimated Expiration
- 2034-05-14
AI Technical Summary
During the welding process of stainless steel welded pipes, the pipe fittings are prone to offset, resulting in inaccurate angles, and gaps are prone to occur during manual alignment, resulting in unstable welding.
A stainless steel welded pipe welding positioning device is designed, including a base plate, a sliding groove, a slider, a positioning mechanism and a pressing cylinder. Through the cooperation of the slider and a positioning mechanism, the stainless steel welded pipe can be accurately aligned, and the welded pipe can be prevented from shifting through rubber pads and anti-slip particles.
Effectively prevent the angle deviation of stainless steel welded pipes during welding, ensure welding accuracy, and prevent gaps between welded pipes through the compression cylinder, improving welding stability.
Smart Images
Figure CN222680070U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of welding positioning devices, in particular to a welding positioning device for a stainless steel welded pipe. Background Art
[0002] Stainless steel welded pipe is referred to as welded pipe. It is a steel pipe made by welding common steel or steel strip after curling and forming by a unit and a die. The production process of welded steel pipe is simple, the production efficiency is high, the variety and specifications are many, and the equipment investment is small, but the general strength is lower than that of seamless steel pipe. Since the 1930s, with the rapid development of high-quality strip steel continuous rolling production and the progress of welding and inspection technology, the quality of welds has been continuously improved, and the variety and specifications of welded steel pipes have increased day by day. It has replaced seamless steel pipes in more and more fields, especially in heat exchange equipment pipes, decorative pipes, medium and low pressure fluid pipes, etc.
[0003] During the use of stainless steel welded pipes, it is sometimes necessary to weld two metal pipes. During welding, the positions of the two pipes need to be fixed manually. During the fixing process, the pipes may shift, resulting in inaccurate angles, and gaps are likely to appear between the two pipes when they are manually aligned, resulting in unstable welding. Therefore, a stainless steel welded pipe welding positioning device is proposed to address the above problems. Summary of the invention
[0004] The utility model aims to provide a stainless steel welded pipe welding positioning device to solve the problems raised in the above background technology.
[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0006] A stainless steel welded pipe welding positioning device comprises a base plate, a vertically arranged slide groove is provided at the top of the base plate, a slider is slidably connected to the inner side of the slide groove, a positioning mechanism is provided at the top of the slider, and the positioning mechanism comprises a first fixed block, a semi-open ring is fixedly connected to the top of the first fixed block, a second fixed block is fixedly connected to the top of the semi-open ring, a circular hole is provided on one side of the second fixed block that penetrates the second fixed block, a bolt is provided on the inner side of the circular hole, a nut is connected to the outer side of the bolt, a clamping groove is provided on the inner side of the semi-open ring, a clamping block is clamped and connected to the inner side of the clamping groove, a rubber pad is fixedly connected to the end of the clamping block away from the clamping groove, and anti-slip particles are fixedly connected to the inner side of the rubber pad.
[0007] Preferably, one side of the slide groove is provided with a fixed column fixedly connected to the top of the base plate, the top of the fixed column is fixedly connected to a threaded cylinder, the inner side of the threaded cylinder is spirally connected to a horizontally arranged screw rod that passes through the threaded cylinder, one end of the screw rod is fixedly connected to a handwheel, the end of the screw rod away from the handwheel is fixedly connected to a bearing, and the side of the bearing away from the screw rod is fixedly connected to a horizontally arranged clamping cylinder.
[0008] Preferably, the number of the fixing column, the threaded cylinder, the screw rod, the hand wheel, the bearing and the clamping cylinder are two each, and one side of the opening of the clamping cylinder is horizontally aligned with the semi-open ring.
[0009] Preferably, there are two sliders and two positioning mechanisms, and there are two first fixed blocks in each positioning mechanism, one of which is connected to the slider by a fixed connection, and the other is connected to the slider by a rotating connection.
[0010] Preferably, the inner side of the semi-open ring is tightly fitted with the outer side of the rubber pad, the number of the anti-slip particles is several, and the anti-slip particles are distributed in an array on the inner side of the rubber pad.
[0011] Compared with the prior art, the beneficial effects of the utility model are:
[0012] 1. In the utility model, the slide groove, slider, positioning mechanism, first fixing block, semi-open ring, second fixing block, round hole, bolt, nut, engaging groove, engaging block, rubber pad and anti-skid particles are provided, so that the angle of the stainless steel welded pipe can be prevented from being deviated during welding. When the stainless steel welded pipe needs to be welded, the rubber pad is first installed, and the engaging block is inserted into the inner side of the engaging groove so that the outer side of the rubber pad is closely fitted with the inner side of the semi-open ring. Then, the stainless steel welded pipe is placed inside the rubber pad, and the first fixing block is reversed so that the round holes on the two second fixing blocks are aligned, and the bolt is inserted into the inner side of the round hole and the nut is tightened on the outer side of the bolt. At this time, the anti-skid particles on the inner side of the rubber pad are closely fitted with the stainless steel welded pipe. Next, the slider is moved to slide on the inner side of the slide groove until the two stainless steel welded pipes are aligned. The positioning of the stainless steel pipe can be completed to prevent the angle of the stainless steel pipe from being deviated. The rubber pad and anti-skid particles can prevent the stainless steel pipe from shifting during the welding process.
[0013] 2. In the utility model, by means of the set fixed column, threaded barrel, screw rod, hand wheel, bearing and clamping barrel, two stainless steel welded pipes can be clamped to prevent gaps between the welded pipes from causing unstable welding. When the welded pipes need to be clamped, the hand wheel is turned. Due to the limitation of the fixed column and the threaded barrel, the hand wheel and the screw rod can be moved toward the direction of the stainless steel welded pipe until the stainless steel welded pipe is inserted into the inner side of the clamping barrel. Due to the limitation of the bearing, the screw rod continues to rotate and move, and the clamping barrel continuously clamps the two stainless steel welded pipes, and then the stainless steel welded pipes can be welded. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0015] Figure 2 This is a schematic diagram of the disassembled structure of the positioning mechanism of the utility model.
[0016] In the figure: 1, bottom plate; 2, slide groove; 3, slider; 4, positioning mechanism; 401, first fixed block; 402, semi-open ring; 403, second fixed block; 404, round hole; 405, bolt; 406, nut; 407, snap-fit groove; 408, snap-fit block; 409, rubber pad; 410, anti-skid particles; 5, fixed column; 6, threaded cylinder; 7, screw rod; 8, hand wheel; 9, bearing; 10, clamping cylinder. DETAILED DESCRIPTION
[0017] 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.
[0018] In the description of the present utility model, it needs to be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore cannot be understood as limiting the scope of protection of the present utility model; the directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.
[0019] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. If not otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of the utility model.
[0020] See also Figure 1-2 , the utility model provides a technical solution:
[0021] A stainless steel welded pipe welding positioning device comprises a base plate 1, a vertically arranged slide groove 2 is provided at the top of the base plate 1, a slider 3 is slidably connected to the inner side of the slide groove 2, a positioning mechanism 4 is provided at the top of the slider 3, the positioning mechanism 4 comprises a first fixed block 401, a semi-open ring 402 is fixedly connected to the top of the first fixed block 401, a second fixed block 403 is fixedly connected to the top of the semi-open ring 402, a circular hole 404 is provided on one side of the second fixed block 403 and passes through the second fixed block 403, a bolt 405 is provided on the inner side of the circular hole 404, a nut 406 is bolted to the outer side of the bolt 405, a snap-fit groove 407 is provided on the inner side of the semi-open ring 402, a snap-fit block 408 is snap-fitted to the inner side of the snap-fit groove 407, a rubber pad 409 is fixedly connected to the end of the snap-fit block 408 away from the snap-fit groove 407, and anti-skid particles 410 are fixedly connected to the inner side of the rubber pad 409.
[0022] A fixed column 5 is provided on one side of the slide 2 and is fixedly connected to the top of the bottom plate 1. A threaded tube 6 is fixedly connected to the top of the fixed column 5. A screw rod 7 which is horizontally arranged and passes through the threaded tube 6 is spirally connected to the inner side of the threaded tube 6. A hand wheel 8 is fixedly connected to one end of the screw rod 7. A bearing 9 is fixedly connected to the end of the screw rod 7 away from the hand wheel 8. A horizontally arranged clamping tube 10 is fixedly connected to the side of the bearing 9 away from the screw rod 7. The number of the fixed column 5, the threaded tube 6, the screw rod 7, the hand wheel 8, the bearing 9 and the clamping tube 10 are all two. The clamping tube 10 is open. One side of the opening is horizontally aligned with the semi-open ring 402, the number of sliders 3 and positioning mechanisms 4 are both two, the number of first fixed blocks 401 in each positioning mechanism 4 is both two, one of the first fixed blocks 401 is connected to the slider 3 in a fixed manner, and the other first fixed block 401 is connected to the slider 3 in a rotating manner, the inner side of the semi-open ring 402 is tightly fitted with the outer side of the rubber pad 409, the number of anti-slip particles 410 is several, and the anti-slip particles 410 are distributed in an array on the inner side of the rubber pad 409.
[0023] Workflow: First install the rubber pad 409, insert the snap-fit block 408 into the inner side of the snap-fit groove 407, so that the outer side of the rubber pad 409 fits tightly with the inner side of the semi-open ring 402, then place the stainless steel welded pipe inside the rubber pad 409, reverse the first fixing block 401, align the round holes 404 on the two second fixing blocks 403, insert the bolt 405 into the inner side of the round hole 404 and tighten the nut 406 on the outer side of the bolt 405. At this time, the anti-skid particles 410 on the inner side of the rubber pad 409 fit tightly with the stainless steel welded pipe, then turn the hand wheel 8, due to the fixing column 5 and the threaded barrel 6 is limited, the handwheel 8 and the screw rod 7 can move toward the direction of the stainless steel welded pipe, so that the slider 3 slides inside the slide groove 2 at the top of the bottom plate 1 until the stainless steel welded pipe is inserted into the inner side of the clamping cylinder 10. Due to the limitation of the bearing 9, the screw rod 7 continues to rotate and move, and the clamping cylinder 10 continuously clamps the two stainless steel welded pipes to complete the positioning of the stainless steel pipe. The positioning mechanism 4 is set to prevent the angle of the stainless steel pipe from shifting. The rubber pad 409 and the anti-skid particles 410 can prevent the stainless steel pipe from shifting during the welding process. Then the stainless steel welded pipe can be welded.
[0024] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The standard parts used in this utility model can be purchased from the market, and the special-shaped parts can be customized according to the description and the drawings. The specific connection methods of each part adopt the conventional means such as bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.
[0025] Although 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 of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A stainless steel welded pipe welding positioning device, comprising a bottom plate (1), characterized in that: A vertically arranged slide groove (2) is provided at the top of the bottom plate (1), a slider (3) is slidably connected to the inner side of the slide groove (2), a positioning mechanism (4) is provided at the top of the slider (3), the positioning mechanism (4) comprises a first fixed block (401), a semi-open ring (402) is fixedly connected to the top of the first fixed block (401), a second fixed block (403) is fixedly connected to the top of the semi-open ring (402), and a second fixed block (403) is provided on one side of the second fixed block (403) through the second fixed block (403). A circular hole (404) is provided inside the circular hole (404), a bolt (405) is provided inside the bolt (405), a nut (406) is bolted to the outside of the bolt (405), a snap-fitting groove (407) is provided inside the semi-open ring (402), a snap-fitting block (408) is snap-fitted to the inside of the snap-fitting groove (407), a rubber pad (409) is fixedly connected to one end of the snap-fitting block (408) away from the snap-fitting groove (407), and anti-skid particles (410) are fixedly connected to the inside of the rubber pad (409).
2. A stainless steel welded pipe welding positioning device according to claim 1, characterized in that: A fixing column (5) fixedly connected to the top of the bottom plate (1) is provided on one side of the slide groove (2); a threaded cylinder (6) is fixedly connected to the top of the fixing column (5); a screw rod (7) which is horizontally arranged and passes through the threaded cylinder (6) is spirally connected to the inner side of the threaded cylinder (6); a hand wheel (8) is fixedly connected to one end of the screw rod (7); a bearing (9) is fixedly connected to the end of the screw rod (7) away from the hand wheel (8); and a horizontally arranged pressing cylinder (10) is fixedly connected to the side of the bearing (9) away from the screw rod (7).
3. A stainless steel welded pipe welding positioning device according to claim 2, characterized in that: The number of the fixed column (5), the threaded cylinder (6), the screw rod (7), the hand wheel (8), the bearing (9) and the clamping cylinder (10) is two, and the opening side of the clamping cylinder (10) is horizontally aligned with the semi-open ring (402).
4. A stainless steel welded pipe welding positioning device according to claim 1, characterized in that: The number of the sliders (3) and the positioning mechanisms (4) are both two, and the number of the first fixing blocks (401) in each positioning mechanism (4) is both two, wherein one of the first fixing blocks (401) is connected to the slider (3) in a fixed manner, and the other of the first fixing blocks (401) is connected to the slider (3) in a rotational manner.
5. A stainless steel welded pipe welding positioning device according to claim 1, characterized in that: The inner side of the semi-open ring (402) is tightly fitted with the outer side of the rubber pad (409), the number of the anti-skid particles (410) is a plurality, and the anti-skid particles (410) are distributed in an array on the inner side of the rubber pad (409).