Pipe welding equipment capable of conducting multi-axis adjusting welding

Abstract

The pipe welding equipment comprises a platform, a plurality of positioning platforms are fixedly connected to the upper end of the platform at equal intervals, and positioning pressing plates are connected to the front side and the rear side of the upper end of each positioning platform in an up-down displacement mode through first electric telescopic rods; a displacement groove is formed in the middle of the positioning platform, supporting blocks are symmetrically and movably connected into the displacement groove, two first rolling wheels are rotationally connected to the upper ends of the supporting blocks through lug plates, and transmission screws are inserted into the middles of the supporting blocks in a penetrating mode. According to the integral structure provided by the embodiment of the invention, different positions of the pipeline can be conveniently welded, and the welding head is more convenient and rapid to adjust; and meanwhile, the transmission motor can rotate forwards and backwards, so that the transmission screw rod is driven to rotate forwards and backwards, the two supporting blocks are driven to move oppositely or reversely, the distance between the two supporting blocks is adjusted, and therefore the requirement for placing welding pipelines of different sizes can be met.

Description

Technical Field

[0001] The present application relates to the field of welding technology, and in particular to a pipe welding device capable of performing multi-axis adjustable welding. Background Art

[0002] Welding, also known as fusion, is a manufacturing process and technology that uses heat, high temperature or high pressure to join metals or other thermoplastic materials such as plastics. There are many sources of energy for modern welding, including gas flame, arc, laser, electron beam, friction and ultrasonic waves. In addition to being used in factories, welding can also be performed in a variety of environments, such as outdoors, underwater and in space. No matter where it is, welding may pose a danger to the operator, so appropriate protective measures must be taken when welding; However, when ordinary welding equipment is used to weld pipes, the adjustment of the welding head is not convenient and stable enough, and during the adjustment process, it cannot meet the welding requirements at different positions of the pipe. Therefore, we propose a pipe welding equipment that can perform multi-axis adjustable welding. Summary of the invention

[0003] The present application provides a pipe welding device capable of performing multi-axis adjustable welding to solve the above-mentioned problems.

[0004] The present application provides a pipe welding device capable of performing multi-axis adjustable welding, comprising: A platform, wherein a plurality of positioning platforms are fixedly connected to the upper end of the platform at equal intervals, and a positioning pressing plate is connected to the upper end and rear end of each positioning platform through a first electric telescopic rod for vertical displacement; A displacement groove is opened in the middle of the positioning platform, and the interior of the displacement groove is symmetrically and movably connected to the support block. The upper end of the support block is rotatably connected to two first rollers through the ear plate. A transmission screw is inserted through the middle of the support block, and the front and rear sides of the transmission screw have opposite thread directions, thereby driving the two support blocks to move relative or oppositely; A transmission connecting plate, the transmission connecting plate is movably arranged at the rear side of the lower end of the platform, a slide rail is arranged at the upper end of the transmission connecting plate, and a slider is slidably arranged on the upper side of the slide rail, the upper end of the slider is fixedly connected to a connecting frame, the upper end of the connecting frame is movably connected to a lifting plate, and the upper end of the lifting plate can be adjusted and rotated to connect the welding head; The number of the slide rails is equal to the number of the positioning platforms less one; The rear side of the platform is provided with a rectangular opening between each positioning platform, and the slide rail is arranged inside the corresponding rectangular opening; The front and rear sides of the left and right sides of the transmission connecting plate are fixedly connected with sliding rods, and the front and rear sides of the sliding rods are movably inserted in the middle of the first limit block and the second limit block respectively. The first limit block and the second limit block are fixedly connected to the lower end of the platform, and the front end of the sliding rod is fixedly connected with the transmission connecting plate, and the middle of the rear end of the transmission connecting plate is fixedly connected to the transmission rod of the cylinder.

[0005] Preferably, both sides of the lower end of the displacement slot are fixedly connected with limiting slide rails, and the limiting slide rails are movably inserted into the left and right sides of the support block.

[0006] Preferably, the front ends of the transmission screws are fixedly connected to transmission motors, and the transmission motors are fixedly connected to the front ends of the positioning platforms.

[0007] Preferably, the front and rear sides of the lower end of the positioning pressure plate are symmetrically and movably connected with adjustment strips, the lower end of the adjustment strip is rotatably connected to second rollers on both sides, the upper end of the adjustment strip is fixedly connected to stabilizing slide bars on both sides, the stabilizing slide bars penetrate and movably plugged into the positioning pressure plate, and are rotatably connected to an adjusting screw through a bearing in the middle of the upper end of the adjustment strip, the adjusting screw is threaded through and plugged into the positioning pressure plate, and a positioning nut is sleeved on the upper side of the adjusting screw on the positioning pressure plate.

[0008] Preferably, a driving motor is fixedly connected to the middle of the connecting frame, a gear is fixedly sleeved on the rotating shaft of the driving motor, the gear is meshingly connected with a rack, and the rack is fixedly connected to the upper end of the transmission connecting plate.

[0009] Preferably, transmission rods of a second electric telescopic rod are fixedly connected to the left and right sides of the lower end of the lifting plate, and the second electric telescopic rod is fixedly connected to the left and right sides of the connecting frame.

[0010] Preferably, an ear plate is fixedly connected to the upper end of the lifting plate, the ear plates are connected to welding heads via a rotating shaft, an adjusting motor is fixedly connected to the end of the rotating shaft, and the adjusting motor is fixedly connected to the outer side of the ear plate.

[0011] Preferably, the length of the slide rail is equal to the length of the rectangular opening.

[0012] Preferably, the cylinder is fixedly connected to the lower end of the platform.

[0013] The above technical solution provided by the embodiment of the present application has the following advantages compared with the prior art: The overall structure provided by the embodiment of the present application is that after the welding pipe is butt-jointed and positioned, the driving motor can be started to drive the gear to rotate. Under the action of the rack, the driving motor and the connected connecting frame can be displaced along the slide rail together, so that the upper lifting plate and the welding head are displaced, so that the welding head can be positioned to a suitable position, and the driving motor is a self-locking motor, which can be positioned at the positioned position after stopping. After the position adjustment of the connecting frame is completed, the adjusting motor is started to drive the connecting shaft of the welding head to rotate, so as to adjust the inclination angle of the welding head, so that the welding head has a suitable welding angle, and finally the cylinder is started again to drive the transmission connecting plate to move forward, so that the transmission connecting plate is driven to move forward through the slide rod, so that the connecting device at the upper end of the transmission connecting plate is displaced forward, so that the welding head is displaced forward, so that the welding head slowly approaches the position where the welding pipe needs to be welded and then positioned, and then the welding device connected to the welding head is started, and at the same time, the external driving device is used to drive each welded pipe to rotate synchronously, so that the welding part of the welding pipe can be welded, so that different positions of the pipe can be welded conveniently, and the adjustment of the welding head is also more convenient and fast; At the same time, the transmission motor can rotate forward and reverse, thereby driving the transmission screw to rotate forward and reverse, and driving the two support blocks to move relative or oppositely, thereby adjusting the distance between the two support blocks, so as to meet the placement of welding pipes of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and, together with the description, serve to explain the principles of the present application.

[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0016] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a transmission structure diagram of the transmission connecting plate of the present invention; Figure 3 It is the overall structure diagram of the positioning platform of the present invention; Figure 4 For the present invention Figure 1 Enlarged view of point A in the middle; Figure 5 is a cross-sectional view of the connecting frame of the present invention; Figure 6 It is a bottom view of the positioning pressing plate of the present invention.

[0017] In the figure: 1. platform; 2. positioning platform; 3. displacement slot; 4. transmission motor; 5. first electric telescopic rod; 6. positioning pressure plate; 7. transmission connecting plate; 8. slide rail; 9. rectangular opening; 10. gear; 11. support block; 12. transmission connecting plate; 13. limit slide rail; 14. transmission screw; 15. first roller; 16. adjustment bar; 17. adjustment screw; 18. positioning nut; 19. stabilizing slide bar; 20. slider; 21. connecting frame; 22. ear plate; 23. welding head; 24. rack; 25. second limit block; 26. first limit block; 27. slide bar; 28. adjustment motor; 29. ​​lifting plate; 30. drive motor; 31. second electric telescopic rod; 32. second roller; 33. cylinder. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of this application.

[0019] Various embodiments of the present application may exist in the form of a range. It should be understood that the description in the form of a range is only for convenience and simplicity and should not be understood as a hard limit to the scope of the present application; therefore, it should be considered that the range description has specifically disclosed all possible sub-ranges and single values ​​within the range. For example, it should be considered that the range description from 1 to 6 has specifically disclosed sub-ranges, such as from 1 to 3, from 1 to 4, from 1 to 5, from 2 to 4, from 2 to 6, from 3 to 6, etc., as well as single numbers within the range, such as 1, 2, 3, 4, 5 and 6, which are applicable regardless of the range. In addition, whenever a numerical range is indicated in the present application, it is meant to include any quoted numbers (fractions or integers) within the indicated range. Unless otherwise specified, various raw materials, reagents, instruments and equipment used in the present application, etc., can be purchased from the market or can be prepared by existing equipment.

[0020] In the present application, in the absence of any contrary description, the directional words used, such as "upper" and "lower", are specifically the directions of the drawings in the accompanying drawings. In addition, in the present application, the terms "include", "comprise", etc. refer to "including but not limited to". In the present application, relational terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. In the present application, "and / or" describes the association relationship of the associated objects, indicating that three relationships may exist, for example, A and / or B, which can represent: A exists alone, A and B exist at the same time, and B exists alone. Wherein A, B can be singular or plural. In the present application, "at least one" refers to one or more, and "plural" refers to two or more. "At least one", "at least one of the following" or similar expressions refer to any combination of these items, including any combination of singular items or plural items. For example, "at least one of a, b, or c" or "at least one of a, b and c" can both mean: a, b, c, ab, i.e. a and b, ac, bc, or abc, where a, b, c can be single or plural, respectively.

[0021] like Figure 1-Figure 6 As shown: The embodiment of the present application provides a pipe welding device capable of performing multi-axis adjustable welding, comprising: A platform 1, wherein a plurality of positioning platforms 2 are fixedly connected to the upper end of the platform 1 at equal intervals, and a positioning pressing plate 6 is connected to the upper end and the front and rear sides of each positioning platform 2 through a first electric telescopic rod 5 for vertical displacement; A displacement groove 3 is opened in the middle of the positioning platform 2, and the interior of the displacement groove 3 is symmetrically and movably connected to the support block 11. The upper end of the support block 11 is rotatably connected to two first rollers 15 through the ear plate. A transmission screw 14 is inserted through the middle of the support block 11, and the front and rear sides of the transmission screw 14 have opposite thread directions, thereby driving the two support blocks 11 to move relative or oppositely; A transmission connecting plate 7, wherein the transmission connecting plate 7 is movably arranged at the rear side of the lower end of the platform, a slide rail 8 is arranged at the upper end of the transmission connecting plate 7, and a slider 20 is slidably arranged at the upper side of the slide rail 8, a connecting frame 21 is fixedly connected to the upper end of the slider 20, and a lifting plate 29 is movably connected to the upper end of the connecting frame 21, and the upper end of the lifting plate 29 can be adjusted and rotatably connected to the welding head 23; The number of the slide rails 8 is equal to the number of the positioning platforms 2 less by one; The rear side of the platform 1 is provided with a rectangular opening 9 between each positioning platform 2, and the slide rail 8 is arranged inside the corresponding rectangular opening 9; The front and rear sides of the left and right sides of the transmission connecting plate 7 are fixedly connected with sliding rods 27, and the front and rear sides of the sliding rods 27 are movably inserted in the middle of the first limit block 26 and the second limit block 25 respectively. The first limit block 26 and the second limit block 25 are both fixedly connected to the lower end of the platform 1, and the front end of the sliding rod 27 is fixedly connected with the transmission connecting plate 12, and the middle of the rear end of the transmission connecting plate 12 is fixedly connected to the transmission rod of the cylinder 33.

[0022] Specifically, after the welding pipe is butt-jointed and positioned, the drive motor 30 can be started to drive the gear 10 to rotate. Under the action of the rack 24, the drive motor 30 and the connected connecting frame 21 can be displaced along the slide rail 8, so that the upper lifting plate 29 and the welding head 23 are displaced, so that the welding head 23 can be positioned to a suitable position, and the drive motor 30 is a self-locking motor, which can be positioned at the positioned position after stopping. After the position adjustment of the connecting frame 21 is completed, the adjustment motor 28 is started to drive the connecting shaft of the welding head 23 to rotate, so as to adjust the inclination angle of the welding head 23, so that the welding head 23 has a suitable welding angle, and finally the cylinder 33 is started again to drive the transmission connecting plate 12 to move forward, thereby driving the transmission connecting plate 7 to move forward through the slide rod 27, so that the connecting device at the upper end of the transmission connecting plate 7 moves forward, so that the welding head 23 moves forward, so that the welding head 23 slowly approaches the position where the welding pipe needs to be welded and then positions, and then the welding device connected to the welding head 23 is started, and at the same time, through the external driving device, each welded pipe is driven to rotate synchronously, so that the welding part of the welding pipe can be welded.

[0023] like Figure 3 As shown: both sides of the lower end of the displacement slot 3 are fixedly connected with limiting slide rails 13 , and the limiting slide rails 13 are movably inserted into the left and right sides of the support block 11 .

[0024] Specifically, the limiting slide rail 13 can make the displacement of the support block 11 more stable.

[0025] like Figure 3 As shown: the front end of the transmission screw 14 is fixedly connected to the transmission motor 4, and the transmission motor 4 is fixedly connected to the front end of the positioning platform 2.

[0026] Specifically: the transmission motor 4 adopts the existing motor on the market, which is the existing technology. The transmission motor 4 can rotate forward and reverse, thereby driving the transmission screw 14 to rotate forward and reverse, and driving the two support blocks 11 to move relative or oppositely, thereby adjusting the distance between the two support blocks 11, so as to meet the placement of welding pipes of different sizes.

[0027] like Figure 6As shown: the front and rear sides of the lower end of the positioning pressure plate 6 are symmetrically and movably connected with an adjustment bar 16, and the lower end of the adjustment bar 16 is rotatably connected to the second roller 32 on both sides, and the upper end of the adjustment bar 16 is fixedly connected to a stabilizing slide bar 19 on both sides, and the stabilizing slide bar 19 is movably inserted into the positioning pressure plate 6, and is rotatably connected to the adjusting screw 17 through a bearing in the middle of the upper end of the adjustment bar 16, and the adjusting screw 17 is inserted into the positioning pressure plate 6 through a thread, and the positioning nut 18 is sleeved on the upper side of the positioning pressure plate 6 by the adjusting screw 17.

[0028] Specifically, the rotation of the adjusting screw 17 can adjust the up and down displacement of the adjusting bar 16, and the positioning nut 18 can position the adjusting bar 16. The second roller 32 can enable the welding pipe to move smoothly when the positioning pressure plate 6 is pressed.

[0029] like Figure 4 As shown: a driving motor 30 is fixedly connected to the middle of the connecting frame 21 , a gear 10 is fixedly sleeved on the rotating shaft of the driving motor 30 , a rack 24 is meshedly connected to the gear 10 , and the rack 24 is fixedly connected to the upper end of the transmission connecting plate 7 .

[0030] Specifically, the drive motor 30 adopts an existing motor on the market, which is a prior art. The drive motor 30 can rotate forward and reverse, and is a self-locking motor.

[0031] like Figure 5 As shown: the left and right sides of the lower end of the lifting plate 29 are fixedly connected with the transmission rods of the second electric telescopic rod 31, and the second electric telescopic rod 31 is fixedly connected to the left and right sides of the connecting frame 21.

[0032] Specifically, the second electric telescopic rod 31 adopts an existing telescopic rod on the market, which is a prior art. The second electric telescopic rod 31 drives the lifting plate 29 to move up and down, thereby adjusting the height of the welding head 23.

[0033] like Figure 2 and Figure 4 As shown: the upper end of the lifting plate 29 is fixedly connected with the ear plate 22, the ear plates 22 are connected to the welding head 23 through a rotating shaft, the end of the rotating shaft is fixedly connected with the adjusting motor 28, and the adjusting motor 28 is fixedly connected to the outer side of the ear plate 22.

[0034] Specifically: the adjusting motor 28 uses an existing motor on the market, which is an existing technology, and the adjusting motor 28 is equipped with a controller to control the rotation angle of the adjusting motor 28, and the adjusting motor 28 also uses a self-locking motor; The tilt angle of the welding head 23 can be adjusted by rotating the adjusting motor 28 .

[0035] like Figure 1As shown: the length of the slide rail 8 is equal to the length of the rectangular opening 9.

[0036] Specifically, the slider 20 can only move inside the corresponding rectangular opening 9 .

[0037] like Figure 2 As shown: the cylinder 33 is fixedly connected to the lower end of the platform 1.

[0038] Specifically, the cylinder 33 adopts an existing cylinder on the market, and the cylinder 33 is used to drive the transmission connecting plate 12 to move forward and backward.

[0039] Principle: When the equipment is in use, the first electric telescopic rod 5 is started to drive the positioning plate 6 to move upward, and then multiple pipes to be welded are placed on the upper end of the first roller 15. Then, a relative force is applied to the two ends of the placed pipes through an external pushing force application device, so that the welded pipes are relatively displaced to butt the welds. After the butt joint is completed, the first electric telescopic rod 5 is started again to drive the positioning plate 6 to move downward, so as to squeeze and stabilize the butt jointed pipes. When welding, the external driving device is used to drive each welded pipe to rotate synchronously; Before positioning the welding pipe, it is necessary to start the cylinder 33 to drive the transmission connecting plate 12 to move backward, thereby driving the transmission connecting plate 7 to move backward through the slide bar 27, so as to prevent the welding head 23 from being hit by the welding pipe during the positioning process and damaging the welding head 23; After the welding pipe is butt-jointed and positioned, the driving motor 30 can be started to drive the gear 10 to rotate. Under the action of the rack 24, the driving motor 30 and the connected connecting frame 21 can be displaced along the slide rail 8, so that the upper lifting plate 29 and the welding head 23 are displaced, so that the welding head 23 can be positioned to a suitable position, and the driving motor 30 is a self-locking motor, which can be positioned at the positioned position after stopping. After the position adjustment of the connecting frame 21 is completed, the adjusting motor 28 is started to drive the connecting shaft of the welding head 23 to rotate, so as to adjust the inclination angle of the welding head 23, so that the welding head 23 has a suitable welding angle, and finally the cylinder 33 is started again to drive the transmission connecting plate 12 to move forward, thereby driving the transmission connecting plate 7 to move forward through the slide bar 27, so that the connecting device at the upper end of the transmission connecting plate 7 moves forward, so that the welding head 23 moves forward, so that the welding head 23 slowly approaches the position where the welding pipe needs to be welded and is positioned, and then the welding device connected to the welding head 23 is started, and at the same time, the external driving device is used to drive each welded pipe to rotate synchronously, so that the welding part of the welding pipe can be welded; In addition, the second electric telescopic rod 31 drives the lifting plate 29 to move up and down, thereby adjusting the height of the welding head 23 .

[0040] The above is only a specific implementation of the present application, so that those skilled in the art can understand or implement the present application. It will be apparent to those skilled in the art that various modifications to these embodiments are possible, and the general principles defined in the present application can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to these embodiments shown in the present application, but will conform to the widest scope consistent with the principles and novel features applied for by the present application.

Claims

1. A pipe welding device capable of multi-axis adjustable welding, characterized in that: include: A platform (1), wherein a plurality of positioning platforms (2) are fixedly connected to the upper end of the platform (1) at equal intervals, and a positioning pressing plate (6) is connected to the upper end front and rear sides of each positioning platform (2) via a first electric telescopic rod (5) for vertical displacement; A displacement groove (3) is provided in the middle of the positioning platform (2), and the interior of the displacement groove (3) is symmetrically and movably connected to a support block (11). The upper end of the support block (11) is rotatably connected to two first rollers (15) via an ear plate. A transmission screw (14) is inserted through the middle of the support block (11), and the threads of the front and rear sides of the transmission screw (14) are in opposite directions, thereby driving the two support blocks (11) to move relative to or in opposite directions. A transmission connecting plate (7), wherein the transmission connecting plate (7) is movably arranged at the rear side of the lower end of the platform, a slide rail (8) is provided at the upper end of the transmission connecting plate (7), and a slider (20) is slidably provided on the upper side of the slide rail (8), the upper end of the slider (20) is fixedly connected to a connecting frame (21), the upper end of the connecting frame (21) is movably connected to a lifting plate (29), and the upper end of the lifting plate (29) is adjustable and rotatably connected to a welding head (23); The number of the slide rails (8) is equal to the number of the positioning platforms (2) less one; The rear side of the platform (1) is provided with a rectangular opening (9) between each positioning platform (2), and the slide rail (8) is arranged inside the corresponding rectangular opening (9); The front and rear sides of the left and right sides of the transmission connecting plate (7) are fixedly connected with sliding rods (27), and the front and rear sides of the sliding rods (27) are respectively movably inserted in the middle of the first limit block (26) and the second limit block (25), and the first limit block (26) and the second limit block (25) are both fixedly connected to the lower end of the platform (1), and the front end of the sliding rod (27) is fixedly connected to the transmission connecting plate (12), and the middle of the rear end of the transmission connecting plate (12) is fixedly connected to the transmission rod of the cylinder (33).

2. The pipe welding equipment capable of multi-axis adjustable welding according to claim 1, characterized in that: The lower ends of the displacement slots (3) are fixedly connected to limiting slide rails (13), and the limiting slide rails (13) are movably plugged into the left and right sides of the support block (11).

3. The pipe welding equipment capable of multi-axis adjustable welding according to claim 1 is characterized in that: The front end of the transmission screw rod (14) is fixedly connected to a transmission motor (4), and the transmission motor (4) is fixedly connected to the front end of the positioning platform (2).

4. The pipe welding equipment capable of multi-axis adjustable welding according to claim 1, characterized in that: The front and rear sides of the lower end of the positioning pressure plate (6) are symmetrically and movably connected to an adjustment bar (16), and the lower ends of the adjustment bar (16) are both rotatably connected to second rollers (32). The upper ends of the adjustment bar (16) are both fixedly connected to stabilizing slide bars (19), and the stabilizing slide bars (19) are movably inserted into the positioning pressure plate (6), and are rotatably connected to an adjustment screw (17) through a bearing at the middle of the upper end of the adjustment bar (16). The adjustment screw (17) is inserted into the positioning pressure plate (6) through a thread, and a positioning nut (18) is sleeved on the upper side of the adjustment screw (17) on the positioning pressure plate (6).

5. The pipe welding equipment capable of multi-axis adjustable welding according to claim 1, characterized in that: A driving motor (30) is fixedly connected to the middle of the connecting frame (21); a gear (10) is fixedly sleeved on the rotating shaft of the driving motor (30); the gear (10) is meshingly connected to a rack (24); and the rack (24) is fixedly connected to the upper end of the transmission connecting plate (7).

6. The pipe welding equipment capable of multi-axis adjustable welding according to claim 1, characterized in that: Transmission rods of a second electric telescopic rod (31) are fixedly connected to the left and right sides of the lower end of the lifting plate (29), and the second electric telescopic rod (31) is fixedly connected to the left and right sides of the connecting frame (21).

7. The pipe welding equipment capable of multi-axis adjustable welding according to claim 1, characterized in that: The upper end of the lifting plate (29) is fixedly connected to an ear plate (22), the ear plates (22) are connected to a welding head (23) via a rotating shaft, the end of the rotating shaft is fixedly connected to an adjusting motor (28), and the adjusting motor (28) is fixedly connected to the outside of the ear plate (22).

8. The pipe welding equipment capable of multi-axis adjustable welding according to claim 1, characterized in that: The length of the slide rail (8) is equal to the length of the rectangular opening (9).

9. The pipe welding equipment capable of multi-axis adjustable welding according to claim 1, characterized in that: The cylinder (33) is fixedly connected to the lower end of the platform (1).

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