Pipe welding machine for bent pipe machining

By designing a pipe welder for pipe bending processing, the third positioning block and worm gear and worm transmission system with a 360° rotation are used to achieve any angle welding of the pipe bending, solving the problem of welding misalignment at the same time, ensuring that the welding is aligned and avoiding missing welding.

CN222660606UActive Publication Date: 2025-03-25SHANDONG JIETONG PLASTIC IND CO LTD
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Patent Information

Application Number
CN202421194240.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-29
Publication Date
2025-03-25
Estimated Expiration
2034-05-29

AI Technical Summary

Technical Problem

During the pipe bending welding process, the angles of the pipe bent are different, so the two bent pipes cannot be placed into one plane at the same time, resulting in the welding being misaligned and it is easy to cause missed welding.

Method used

A pipe welder for pipe bending processing is designed. By setting up a third positioning block and a worm gear and worm transmission system with a 360° rotation, welding of the bent pipe at any angle, and driving through the transmission screw and the motor, the welding of the two bent pipes is aligned.

Benefits of technology

Welding of any angle of the bent pipe is achieved to maintain the stability of the welding position, ensure that the welding is in line with each other, and avoid missing welding.

✦ Generated by Eureka AI based on patent content.

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    Figure CN222660606U_ABST
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Abstract

The utility model provides a pipe welder for bend pipe processing, which comprises a bottom mounting rack, a first moving plate is arranged on one side of the top of the bottom mounting rack, a second moving plate is arranged on the other side of the top of the bottom mounting rack, an open slot is arranged in the middle of the second moving plate, and the open slot is communicated with the open slot. A second positioning block is arranged on one side of the top of the second moving plate, a worm body is rotationally connected to the other side of the second moving plate, a worm gear body is arranged over the worm body, and the worm gear body is rotationally connected with the second moving plate. By means of the third positioning block capable of rotating by 360 degrees, the third positioning block drives the bent pipes to rotate in the rotating process, one ends of the bent pipes rotate in the second positioning block, welding of the two bent pipes at any angle is achieved, the stability of the positions, needing to be welded, of the bent pipes is kept, and the welding efficiency is improved. And meanwhile, worm and gear transmission has self-locking performance, so that the two bent pipes are kept stable in the welding process.
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Description

Technical Field

[0001] The utility model belongs to the technical field of pipe bending welding, and in particular relates to a pipe welding machine for pipe bending processing. Background Art

[0002] The pipe bending is carried out by using a complete set of bending equipment, which is divided into two processes: cold bending and hot pushing. Regardless of which kind of machinery and equipment and pipelines, most of them use pipe bending, which is mainly used for oil, gas, liquid infusion and engineering bridge construction;

[0003] Welding, also known as fusion, is a manufacturing process and technology that joins metals or other thermoplastic materials such as plastics by heating, high temperature or high pressure;

[0004] There are many sources of energy for modern welding, including gas flame, arc, laser, electron beam, friction and ultrasonic, etc. In addition to being used in factories, welding can also be performed in a variety of environments, such as in the wild, underwater and in space;

[0005] When connecting the bent pipes, a welding machine is required to weld the connection positions of the bent pipes to connect the two bent pipes. However, when the welding angles of the bent pipes are different, the two bent pipes cannot be placed in the same plane at the same time, resulting in the inability to align the bent pipes during welding, making it easy for welding leaks to occur at the connection position of the two bent pipes. Utility Model Content

[0006] Purpose of the utility model

[0007] In view of the above technical problems, the utility model provides a pipe welding machine for pipe bending processing, which is used to solve the technical problems mentioned in the background technology.

[0008] Technical Solution

[0009] In order to achieve the above-mentioned purpose, the technical solution provided by the utility model is a pipe welding machine for pipe bending processing, including a bottom mounting frame, a first movable plate is arranged on one side of the top of the bottom mounting frame, a second movable plate is arranged on the other side of the top of the bottom mounting frame, a slot is arranged in the middle of the second movable plate, a second positioning block is arranged on one side of the top of the second movable plate, a worm body is rotatably connected to the other side of the second movable plate, a worm wheel body is arranged directly above the worm body, the worm wheel body is rotatably connected to the second movable plate, the worm wheel body and the worm body are meshed with each other, a rotating wheel is arranged on one side of the worm wheel body, a mounting strip is arranged on the outer wall of the rotating wheel, a third positioning block is arranged on one side of the mounting strip, and a pipe bending body is arranged between the third positioning block and the second positioning block.

[0010] Preferably, transmission screws are rotatably connected to both sides of the top of the bottom mounting frame, the two transmission screws are connected by a belt transmission device, and the threads at both ends of the transmission screw have opposite rotation directions.

[0011] Preferably, the outer walls on both sides of the first movable plate and the second movable plate are provided with matching holes, and the matching holes match with the transmission screw rod.

[0012] Preferably, a first positioning block is arranged on the top of the first movable plate, the number of the first positioning blocks is set to be multiple, and a bent pipe body is arranged between two of the first positioning blocks.

[0013] Preferably, a mounting shell is provided in the middle of the top of the bottom mounting frame, the mounting shell is provided between the first movable plate and the second movable plate, and a rotary welding structure is provided inside the mounting shell.

[0014] Preferably, the rotary welding structure includes a servo motor, which is arranged on the outer wall of one side of the mounting shell, and the output end of the servo motor is provided with a driving gear, and the driving gear is rotatably connected to the inside of the mounting shell, and the inside of the mounting shell is rotatably connected with a rotating gear ring, the rotating gear ring and the driving gear are meshed with each other, and a welding device is provided on the inner side of the rotating gear ring.

[0015] Beneficial Effects

[0016] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

[0017] The utility model provides a third positioning block that can rotate 360 ​​degrees, so that the third positioning block drives the bent pipe to rotate during the rotation process, and one end of the bent pipe rotates inside the second positioning block, so that the welding of the two bent pipes at any angle is realized, and the stability of the required welding position of the bent pipes is maintained. At the same time, the worm gear transmission has self-locking property, so that the two bent pipes remain stable during the welding process;

[0018] The two bent pipes are placed in the first movable plate and the second movable plate respectively, and then the motor drives the transmission screw to rotate, and the transmission screw drives the first movable plate and the second movable plate to move relative to each other, so that the welding surfaces between the two bent pipes can be aligned with each other. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a three-dimensional diagram of the utility model;

[0020] Figure 2 It is a three-dimensional diagram of the first movable plate of the utility model;

[0021] Figure 3 It is a stereoscopic diagram of the rotary welding structure of the utility model.

[0022] Reference numerals

[0023] 1. Bottom mounting frame; 2. Transmission screw; 3. First movable plate; 4. Second movable plate; 5. Matching hole; 6. First positioning block; 7. Slot; 8. Second positioning block; 9. Worm body; 10. Worm wheel body; 11. Rotating wheel; 12. Mounting strip; 13. Third positioning block; 14. Mounting shell; 15. Rotary welding structure; 1501. Servo motor; 1502. Driving gear; 1503. Rotating gear ring; 1504. Welding device; 16. Bending pipe body. DETAILED DESCRIPTION

[0024] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "page", "bottom", "inside", "outside", "clockwise", "counterclockwise", "coaxial", "bottom", "one end", "top", "the other end", "one side", "front", "two ends", "both sides" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation to the present invention.

[0025] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed", "provided with", etc. should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] Reference is now made to the accompanying drawings, in which the purpose of each illustration is only to show certain exemplary embodiments, and is not intended to limit the present invention. In each of the drawings, the same reference numerals represent the same or corresponding parts. The dimensions and proportions in each of the drawings are also only for illustration and should not be interpreted as limiting the present invention. These dimensions may be enlarged relative to the actual product.

[0028] Reference Figure 1-3 , a pipe welding machine for pipe bending processing shown in the figure includes a bottom mounting frame 1, a first movable plate 3 is arranged on one side of the top of the bottom mounting frame 1, a second movable plate 4 is arranged on the other side of the top of the bottom mounting frame 1, a slot 7 is opened in the middle of the second movable plate 4, a second positioning block 8 is arranged on one side of the top of the second movable plate 4, a worm body 9 is rotatably connected to the other side of the second movable plate 4, a worm wheel body 10 is arranged directly above the worm body 9, the worm wheel body 10 is rotatably connected to the second movable plate 4, the worm wheel body 10 and the worm body 9 are meshed with each other, a rotating wheel 11 is arranged on one side of the worm wheel body 10, a mounting strip 12 is arranged on the outer wall of the rotating wheel 11, a third positioning block 13 is arranged on one side of the mounting strip 12, and a pipe bending body 16 is arranged between the third positioning block 13 and the second positioning block 8.

[0029] Furthermore, in the above technical scheme, transmission screws 2 are rotatably connected on both sides of the top of the bottom mounting frame 1, and the two transmission screws 2 are connected by a belt transmission device. The threads at both ends of the transmission screw 2 have opposite rotation directions, and the outer walls of both sides of the first movable plate 3 and the second movable plate 4 are provided with matching holes 5, and the matching holes 5 cooperate with the transmission screw 2. The motor drives the transmission screw 2 to rotate, and the transmission screw 2 drives the second movable plate 4 and the first movable plate 3 to move relative to each other through the matching holes 5, so that the welding surfaces of the bent pipes installed inside the second movable plate 4 and the first movable plate 3 can be aligned and fitted, which is convenient for the rotating welding structure 15 to weld the bent pipes.

[0030] Furthermore, in the above technical solution, a first positioning block 6 is provided on the top of the first movable plate 3, the number of the first positioning blocks 6 is set to be multiple, and a bending pipe body 16 is provided between two of the first positioning blocks 6. The bending pipe can be placed into the first positioning blocks 6 set at different positions for fixation according to the angle of the bending pipe.

[0031] Furthermore, in the above technical solution, a mounting shell 14 is provided in the middle of the top of the bottom mounting frame 1 , the mounting shell 14 is provided between the first movable plate 3 and the second movable plate 4 , and a rotary welding structure 15 is provided inside the mounting shell 14 .

[0032] Further, in the above technical solution, the rotary welding structure 15 includes a servo motor 1501, which is arranged on the outer wall of one side of the mounting shell 14, and the output end of the servo motor 1501 is provided with a driving gear 1502, and the driving gear 1502 is rotatably connected to the inside of the mounting shell 14, and the inside of the mounting shell 14 is rotatably connected with a rotating gear ring 1503, and the rotating gear ring 1503 and the driving gear 1502 are meshed with each other, and a welding device 1504 is provided on the inner side of the rotating gear ring 1503, and the servo motor 1501 is started, and the servo motor 1501 drives the driving gear 1502 to rotate, and the driving gear 1502 drives the rotating gear ring 1503 to rotate, so that the rotating gear ring 1503 drives the welding device 1504 to rotate around the connecting surface between the two bent pipes, so that the welding device 1504 can weld around the welding surfaces of the two bent pipes.

[0033] How this utility works:

[0034] Refer to the instruction manual Figure 1-3 First, when two bent pipes need to be welded by a welding machine, one bent pipe is placed inside the first positioning block 6 at the top of the first movable plate 3 for fixing, and the other bent pipe is placed between the first positioning block 6 and the third positioning block 13 at the top of the second movable plate 4, and then the motor is started, the motor drives the worm body 9 to rotate, the worm body 9 drives the worm wheel body 10 to rotate, the worm wheel body 10 drives the rotating wheel 11 to rotate, and the rotating wheel 11 drives the bent pipe to rotate through the third positioning block 13 to adjust the angle of the bent pipe;

[0035] Then start the motor, the motor drives the transmission screw 2 to rotate, the transmission screw 2 drives the first movable plate 3 and the second movable plate 4 to move relative to each other through the matching hole 5, and the first movable plate 3 and the second movable plate 4 drive the bent pipes installed on the top to align with each other, and then start the servo motor 1501, the servo motor 1501 drives the driving gear 1502 to rotate, the driving gear 1502 drives the welding device 1504 to rotate around the welding surfaces of the two bent pipes through the rotating gear ring 1503 and weld the bent pipes.

[0036] The above-described embodiments only express a certain implementation method of the utility model, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the patent of the utility model shall be based on the attached claims.

Claims

1. A pipe welding machine for pipe bending, characterized in that: include A bottom mounting frame (1), wherein a first movable plate (3) is arranged on one side of the top of the bottom mounting frame (1), a second movable plate (4) is arranged on the other side of the top of the bottom mounting frame (1), a slot (7) is provided in the middle of the second movable plate (4), a second positioning block (8) is arranged on one side of the top of the second movable plate (4), a worm body (9) is rotatably connected to the other side of the second movable plate (4), a worm wheel body (10) is arranged directly above the worm body (9), the worm wheel body (10) is rotatably connected to the second movable plate (4), the worm wheel body (10) and the worm body (9) are meshed with each other, a rotating wheel (11) is arranged on one side of the worm wheel body (10), a mounting strip (12) is arranged on the outer wall of the rotating wheel (11), a third positioning block (13) is arranged on one side of the mounting strip (12), and a bent pipe body (16) is arranged between the third positioning block (13) and the second positioning block (8).

2. The pipe welding machine for pipe bending according to claim 1, characterized in that: The two sides of the top of the bottom mounting frame (1) are rotatably connected with transmission screws (2), the two transmission screws (2) are connected via a belt transmission device, and the threads at both ends of the transmission screws (2) have opposite rotation directions.

3. The pipe welding machine for pipe bending according to claim 1, characterized in that: Matching holes (5) are provided on the outer walls of both sides of the first movable plate (3) and the second movable plate (4), and the matching holes (5) match with the transmission screw rod (2).

4. The pipe welding machine for pipe bending according to claim 1, characterized in that: A first positioning block (6) is arranged on the top of the first movable plate (3), the number of the first positioning blocks (6) is set to be multiple, and a bent pipe body (16) is arranged between two of the first positioning blocks (6).

5. The pipe welding machine for pipe bending according to claim 1, characterized in that: A mounting shell (14) is arranged in the middle of the top of the bottom mounting frame (1); the mounting shell (14) is arranged between the first movable plate (3) and the second movable plate (4); and a rotary welding structure (15) is arranged inside the mounting shell (14).

6. The pipe welding machine for pipe bending according to claim 5, characterized in that: The rotary welding structure (15) comprises a servo motor (1501), wherein the servo motor (1501) is arranged on an outer wall of one side of a mounting shell (14), wherein an output end of the servo motor (1501) is provided with a driving gear (1502), wherein the driving gear (1502) is rotatably connected to the inside of the mounting shell (14), wherein a rotating gear ring (1503) is rotatably connected to the inside of the mounting shell (14), wherein the rotating gear ring (1503) and the driving gear (1502) are meshed with each other, and a welding device (1504) is provided on the inner side of the rotating gear ring (1503).