Stainless steel pipe welding butt joint device

Abstract

The utility model relates to the technical field of butt joint equipment, and provides a stainless steel pipe welding butt joint device which comprises a base, moving structures are fixed to the top end of the base, limiting structures are fixed to the top ends of the moving structures, and pressing structures are fixed to one sides of the tops of the limiting structures. And the pressing and holding structure comprises connecting plates, electric push rods and pressing plates, the connecting plates are fixed to one side of the top of the limiting structure, the electric push rods are fixed to one sides of the bottom ends of the connecting plates, and the pressing plates are fixed to the bottom ends of the electric push rods. By arranging the pressing structure, the electric push rod is started, when the electric push rod descends, the pressing plate and the top end of the steel pipe body are driven to abut against each other, the steel pipe body is pressed and fixed, the steel pipe body is stably clamped through the pressing plate and the supporting base, and the welding stability can be improved; the stainless steel pipe welding butt-joint device has the function of stably pressing the steel pipe body, and the stability of the stainless steel pipe welding butt-joint device in use is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of butt joint equipment, in particular to a stainless steel pipe welding butt joint device. Background Art

[0002] As an important industrial material, stainless steel has been widely used in daily life due to its many excellent properties such as high strength, weldability, corrosion resistance, easy processing and surface gloss. However, with the rapid development of the petrochemical industry, military industry and marine development, higher requirements have been put forward for stainless steel materials. Traditional stainless steel can no longer meet the requirements of special industries and special functional fields. Therefore, it is necessary to design a stainless steel pipe welding and butt joint device;

[0003] To this end, the patent with announcement number CN211277223U discloses a stainless steel pipe butt welding device, including a platform, wherein a first fixing plate and a second fixing plate are respectively installed at the left and right ends of the upper end of the platform by bolts, a first through hole and a second through hole are respectively opened in the middle of the first fixing plate and the second fixing plate, bearings are interference-fitted in the first through hole and the second through hole, and a first cross bar and a second cross bar are respectively interference-fitted on the inner ring of the bearing, and a first V-shaped groove and a second V-groove are respectively welded to the upper ends of the first cross bar and the second cross bar. In this solution, the stainless steel pipe is fixed by the first V-groove and the second V-groove, and the stainless steel pipe can be rotated and welded by rotating the first cross bar and the second cross bar. The operation is simple and worth recommending.

[0004] The above-mentioned stainless steel pipe butt welding device is not convenient for fixing the steel pipe well during welding, and is prone to movement and deviation during welding. Therefore, it is necessary to design a stainless steel pipe butt welding device. Utility Model Content

[0005] The utility model aims to provide a stainless steel pipe welding butt welding device to solve the defects of the existing stainless steel pipe butt welding device in that it is inconvenient to fix the steel pipe well during welding and it is easy to move and deflect during welding.

[0006] In order to solve the above technical problems, the present utility model provides the following technical solutions: a stainless steel pipe welding and butting device, comprising a base;

[0007] A movable structure is fixed on the top of the base, and a limiting structure is fixed on the top of each movable structure;

[0008] A holding structure is fixed on one side of the top of the limiting structure, and the holding structure includes a connecting plate, an electric push rod and a pressure plate;

[0009] The connecting plates are all fixed to one side of the top of the limiting structure, an electric push rod is fixed to one side of the bottom end of the connecting plate, and a pressure plate is fixed to the bottom end of the electric push rod.

[0010] Furthermore, the moving structure includes a driving motor, a mounting plate, a rotating shaft, a moving block and a slide. The slide is fixed to the top of the base, and moving blocks are evenly arranged on the outside of the slide. The top of the moving block is threadedly connected to the rotating shaft. Mounting plates are fixed at both ends of the slide, and the driving motor is installed on the outer wall of one side of the mounting plate.

[0011] Furthermore, the threads on both sides of the rotating shaft are in opposite directions, and the moving blocks are symmetrically distributed at both ends of the rotating shaft.

[0012] Furthermore, one end of the rotating shaft extends to the inside of the mounting plate and is rotatably connected to the mounting plate, and the other end of the rotating shaft extends to the outside of the mounting plate and is fixedly connected to the output end of the driving motor.

[0013] Furthermore, the moving block and the slide are slidably connected, and the side cross-section of the slide is designed in an "I" shape.

[0014] Furthermore, it includes a limit plate, a limit groove, a support seat and a protective cover. The limit plates are fixed to the top of the movable structure, the limit grooves are opened inside the limit plates, the protective covers are fixed on the outer wall of the limit plate on one side of the limit groove, and the support seats are fixed on the outer wall of the limit plate away from the protective cover.

[0015] Furthermore, the limiting plates are symmetrically distributed on both sides of the base, and the side cross-section of the support seat is designed to be "V"-shaped.

[0016] Furthermore, the electric push rods are symmetrically distributed on both sides of the base.

[0017] Furthermore, the bottom end of the pressing plate and the top end of the steel pipe body are in conflict with each other, and the side cross-section of the pressing plate is designed to be arc-shaped.

[0018] The utility model provides a stainless steel pipe welding butt joint device, which has the following advantages:

[0019] By providing a holding structure, starting the electric push rod, the electric push rod will drive the pressure plate and the top of the steel pipe body to collide with each other when it descends, pressing and fixing the steel pipe body. The pressure plate and the support seat stably clamp the steel pipe body, which can improve the stability during welding, realize the function of stably holding the steel pipe body, and improve the stability of the stainless steel pipe welding and butt joint device during use;

[0020] By setting a limited structure, the steel pipe body is passed through the limited groove and placed on the top of the support seat, and the other side of the steel pipe body passes through the protective sleeve. The protective sleeve can support and limit the other side of the steel pipe body, preventing the steel pipe body from tilting when the pressure plate is pressed. The device has the functions of limiting and protecting, and improves the stability of the stainless steel pipe welding and butt joint device during use;

[0021] By providing a moving structure and starting the driving motor, the rotation of the driving motor will drive the rotating shaft to rotate, and the rotation of the rotating shaft will drive the moving blocks to move toward each other on the outside of the slide. When the moving blocks move, they will drive the steel pipe bodies to gradually approach each other until the two steel pipe bodies contact each other, thereby improving the convenience and stability during welding, and realizing the functions of facilitating the movement of the steel pipe bodies and facilitating welding, thereby improving the convenience of the stainless steel pipe welding and butt jointing device during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the overall three-dimensional structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0024] Figure 3 It is a side cross-sectional structural schematic diagram of the utility model;

[0025] Figure 4 This is a schematic diagram of a top-view cross-sectional structure of the utility model;

[0026] Figure 5 It is a schematic diagram of the three-dimensional structure of the side view section of the present invention.

[0027] Explanation of the reference numerals in the figure: 1. Base; 2. Moving structure; 21. Driving motor; 22. Mounting plate; 23. Rotating shaft; 24. Moving block; 25. Sliding seat; 3. Limiting structure; 31. Limiting plate; 32. Limiting groove; 33. Support seat; 34. Protective cover; 4. Pressing structure; 41. Connecting plate; 42. Electric push rod; 43. Pressing plate; 5. Steel pipe body. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0029] See also Figure 1-Figure 5The utility model provides a stainless steel pipe welding and butting device, which includes a base 1.

[0030] Reference Figure 1-Figure 5 , a moving structure 2 is fixed to the top of the base 1, and the moving structure 2 includes a driving motor 21, a mounting plate 22, a rotating shaft 23, a moving block 24 and a slide 25. The slide 25 is fixed to the top of the base 1, and moving blocks 24 are evenly arranged on the outside of the slide 25. The top of the moving block 24 is threadedly connected to the rotating shaft 23, and both ends of the slide 25 are fixed with a mounting plate 22. The driving motor 21 is mounted on the outer wall of one side of the mounting plate 22, and the thread directions on both sides of the rotating shaft 23 are opposite. The moving blocks 24 are symmetrically distributed at both ends of the rotating shaft 23. One end of the rotating shaft 23 extends to the inside of the mounting plate 22 and is rotatably connected to the mounting plate 22, and the other end of the rotating shaft 23 extends to the outside of the mounting plate 22 and is fixedly connected to the output end of the driving motor 21. The moving block 24 and the slide 25 are slidably connected, and the side cross-section of the slide 25 is an "I"-shaped design.

[0031] Connect an external power supply to start the drive motor 21. The rotation of the drive motor 21 will drive the rotating shaft 23 to rotate. The rotation of the rotating shaft 23 will drive the moving block 24 to move toward each other on the outside of the slide 25. When moving, the moving block 24 will drive the steel pipe body 5 to gradually approach until the two steel pipe bodies 5 contact each other, thereby improving the convenience and stability during welding.

[0032] Reference Figure 1-Figure 5 The top of the mobile structure 2 is fixed with a limiting structure 3, which includes a limiting plate 31, a limiting groove 32, a support seat 33 and a protective cover 34. The limiting plates 31 are fixed to the top of the mobile structure 2, and the limiting grooves 32 are provided inside the limiting plates 31. The protective covers 34 are fixed on the outer wall of the limiting plates 31 on one side of the limiting grooves 32, and the support seats 33 are fixed on the outer wall of the limiting plates 31 away from the protective covers 34. The limiting plates 31 are symmetrically distributed on both sides of the base 1, and the side cross-section of the support seats 33 is designed to be "V" shaped.

[0033] The steel pipe body 5 is passed through the limiting groove 32 and placed on the top of the support seat 33. The other side of the steel pipe body 5 passes through the protective sleeve 34. The protective sleeve 34 can support and limit the other side of the steel pipe body 5 to prevent the steel pipe body 5 from tilting up when the pressure plate 43 is pressed.

[0034] Reference Figure 1-Figure 5 The top side of the limiting structure 3 is fixed with a holding structure 4, which includes a connecting plate 41, an electric push rod 42 and a pressing plate 43. The connecting plate 41 is fixed to one side of the top of the limiting structure 3, and the bottom side of the connecting plate 41 is fixed with an electric push rod 42, and the bottom end of the electric push rod 42 is fixed with a pressing plate 43.

[0035] The electric push rods 42 are symmetrically distributed on both sides of the base 1. The bottom end of the pressure plate 43 and the top end of the steel pipe body 5 are in contact with each other. The side cross-section of the pressure plate 43 is designed to be arc-shaped.

[0036] Connect an external power supply to start the electric push rod 42. When the electric push rod 42 descends, it will drive the pressure plate 43 and the top of the steel pipe body 5 to collide with each other, pressing and fixing the steel pipe body 5. The pressure plate 43 and the support seat 33 stably clamp the steel pipe body 5, which can improve the stability during welding.

[0037] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A stainless steel pipe welding butt joint device, comprising a base (1); Its characteristics are: A movable structure (2) is fixed to the top of the base (1), and a limiting structure (3) is fixed to the top of each movable structure (2); A holding structure (4) is fixed on one side of the top of the limiting structure (3), and the holding structure (4) includes a connecting plate (41), an electric push rod (42) and a pressing plate (43); The connecting plates (41) are fixed to one side of the top of the limiting structure (3), an electric push rod (42) is fixed to one side of the bottom end of the connecting plates (41), and a pressure plate (43) is fixed to the bottom end of the electric push rod (42).

2. A stainless steel pipe welding butt joint device according to claim 1, characterized in that: The movable structure (2) comprises a driving motor (21), a mounting plate (22), a rotating shaft (23), a moving block (24) and a slide (25); the slide (25) is fixed to the top of the base (1); the moving blocks (24) are evenly arranged on the outside of the slide (25); the tops of the moving blocks (24) are all threadedly connected to the rotating shaft (23); the mounting plates (22) are fixed at both ends of the slide (25); and the driving motor (21) is mounted on the outer wall of one side of the mounting plate (22).

3. The stainless steel pipe welding butt joint device according to claim 2, characterized in that: The screw threads on both sides of the rotating shaft (23) are in opposite directions, and the moving blocks (24) are symmetrically distributed at both ends of the rotating shaft (23).

4. The stainless steel pipe welding butt joint device according to claim 2, characterized in that: One end of the rotating shaft (23) extends to the inside of the mounting plate (22) and is rotatably connected to the mounting plate (22), and the other end of the rotating shaft (23) extends to the outside of the mounting plate (22) and is fixedly connected to the output end of the driving motor (21).

5. The stainless steel pipe welding butt joint device according to claim 2, characterized in that: The moving block (24) and the slide seat (25) are slidably connected, and the side view cross section of the slide seat (25) is designed in the shape of an "I".

6. The stainless steel pipe welding butt joint device according to claim 1, characterized in that: The invention comprises a limiting plate (31), a limiting groove (32), a support seat (33) and a protective sleeve (34); the limiting plate (31) is fixed to the top of the movable structure (2); the limiting groove (32) is provided inside the limiting plate (31); the protective sleeve (34) is fixed on the outer wall of the limiting plate (31) on one side of the limiting groove (32); and the support seat (33) is fixed on the outer wall of the limiting plate (31) away from the protective sleeve (34).

7. The stainless steel pipe welding butt joint device according to claim 6, characterized in that: The limiting plates (31) are symmetrically distributed on both sides of the base (1), and the side view cross section of the support seat (33) is designed to be "V" shaped.

8. The stainless steel pipe welding butt joint device according to claim 1, characterized in that: The electric push rods (42) are symmetrically distributed on both sides of the base (1).

9. The stainless steel pipe welding butt joint device according to claim 1, characterized in that: The bottom end of the pressing plate (43) and the top end of the steel pipe body (5) are in contact with each other, and the side view cross section of the pressing plate (43) is designed to be arc-shaped.

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