Pipe fitting welding clamping device

Abstract

The utility model discloses a pipe fitting welding clamping device which comprises a base, a supporting frame is fixedly installed at the top of the base, a driving motor is fixedly installed at the bottom of the base, the output end of the driving motor penetrates through the base, extends to the top of the supporting frame and is fixedly provided with a rotating shaft, and a first transmission assembly is arranged on the surface of the rotating shaft. A rotating disc is arranged on the surface of the rotating shaft through a first transmission assembly, a first rotating rod is fixedly installed at the bottom of the rotating disc, a first clamping assembly is arranged at the top of the rotating disc, a second transmission assembly is arranged on the surface of the rotating shaft, and a second rotating rod is arranged on the surface of the rotating shaft through a second transmission assembly. A lifting assembly is arranged at the bottom end of the second rotating rod, a moving frame is arranged at the bottom of the second rotating rod through the lifting assembly, and a second clamping assembly is arranged in the moving frame. And when the pipe fitting is welded, the welding gun does not need to be held by hand to rotate around the device, so that circumferential welding of the pipe fitting is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of pipe welding, in particular to a pipe welding clamping device. Background Art

[0002] Welding is a process and joining method that involves heating, pressurizing, or both, two or more metal parts to create a metallurgical bond by causing atomic diffusion between them. During pipe processing, welding is often used to join two pipes together, and a clamping device is used to assist in the welding process.

[0003] During use of the existing pipe welding clamping device, two pipes are clamped and fixed by the clamping device, and then the two pipes are attached together and then welded by a handheld welding gun. Since the existing clamping device can only clamp and fix the pipes, and cannot rotate the pipes after they are fixed, when performing circumferential welding on the pipes, the worker needs to hold the welding gun and rotate it around the device to perform welding, which makes pipe welding very inconvenient. Therefore, the utility model provides a pipe welding clamping device. Utility Model Content

[0004] In view of the deficiencies in the prior art, the present invention provides a pipe welding clamping device for solving the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0006] A pipe welding clamping device includes a base, a support frame is fixedly installed on the top of the base, a driving motor is fixedly installed on the bottom of the base, the output end of the driving motor passes through the base and extends to the top of the support frame and is fixedly installed with a rotating shaft, a first transmission assembly is provided on the surface of the rotating shaft, a turntable is provided on the surface of the rotating shaft through the first transmission assembly, a first rotating rod is fixedly installed on the bottom of the turntable, and the first rotating rod is rotatably connected to the base, a first clamping assembly is provided on the top of the turntable, a second transmission assembly is provided on the surface of the rotating shaft, a second rotating rod is provided on the surface of the rotating shaft through the second transmission assembly, and the second rotating rod is rotatably connected to the support frame, a lifting assembly is provided at the bottom end of the second rotating rod, a movable frame is provided at the bottom of the second rotating rod through the lifting assembly, and a second clamping assembly is provided inside the movable frame.

[0007] Preferably, the first transmission assembly includes a first gear provided on the surface of the rotating shaft, a second gear is meshed with the surface of the first gear, and the second gear is fixedly connected to the rotating disk.

[0008] Preferably, the first clamping assembly includes a fixed plate arranged on the top of the turntable, the first electric push rod is fixedly installed on the facing surface of the fixed plate, and the first clamping plate is fixedly installed on the output end of the first electric push rod.

[0009] Preferably, the second transmission assembly includes a third gear provided on the surface of the rotating shaft, the surface of the third gear is meshed with a fourth gear, and the fourth gear is fixedly connected to the second rotating rod.

[0010] Preferably, the lifting assembly includes a rotating plate arranged at the bottom end of the second rotating rod, a second electric push rod is fixedly installed on the bottom of the rotating plate, the output end of the second electric push rod is fixedly connected to the movable frame, a sliding rod is slidably connected inside the rotating plate, and the sliding rod is fixedly connected to the movable frame.

[0011] Preferably, the second clamping assembly includes a third electric push rod arranged on the inner wall of the movable frame, and a second clamping plate is fixedly mounted on the output end of the third electric push rod.

[0012] Preferably, a supporting leg is fixedly mounted on the bottom of the base, and the number of the supporting legs is multiple.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: the pipe welding clamping device fixes the two pipes through the first clamping assembly and the second clamping assembly, and the movable frame moves downward through the lifting assembly, so that the second clamping assembly drives the upper pipe to move downward and fits the lower pipe, and the drive motor is started to rotate the rotating shaft clockwise, and the two pipes are rotated counterclockwise at the same time through the first transmission assembly and the second transmission assembly. At the same time, the welding gun is moved to the connection between the two pipes and fixed therein to complete the circumferential welding. When welding the pipes, there is no need to hold the welding gun and rotate it around the device, which makes it more convenient to complete the circumferential welding of the pipes and improves the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional stereogram of the present utility model;

[0015] Figure 2 This is a front cross-sectional view of the structure of the utility model;

[0016] Figure 3 It is a right sectional view of the structure of the utility model.

[0017] In the figure: 1. Base; 2. Support frame; 3. Drive motor; 4. Rotating shaft; 5. First gear; 6. Second gear; 7. Turntable; 8. First rotating rod; 9. Fixed plate; 10. First electric push rod; 11. First clamping plate; 12. Third gear; 13. Fourth gear; 14. Second rotating rod; 15. Rotating plate; 16. Second electric push rod; 17. Moving frame; 18. Sliding rod; 19. Third electric push rod; 20. Second clamping plate; 21. Support leg. DETAILED DESCRIPTION

[0018] 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.

[0019] Reference Figure 1-3, a pipe welding clamping device includes a base 1, a support frame 2 is fixedly installed on the top of the base 1, a driving motor 3 is fixedly installed on the bottom of the base 1, the output end of the driving motor 3 passes through the base 1 and extends to the top of the support frame 2 and is fixedly installed with a rotating shaft 4, a first transmission assembly is provided on the surface of the rotating shaft 4, a turntable 7 is provided on the surface of the rotating shaft 4 through the first transmission assembly, a first rotating rod 8 is fixedly installed on the bottom of the turntable 7, and the first rotating rod 8 is rotatably connected to the base 1, the first transmission assembly includes a first gear 5 provided on the surface of the rotating shaft 4, a second gear 6 is meshed on the surface of the first gear 5, and the second gear 6 is fixedly connected to the turntable 7, so that transmission is carried out when the rotating shaft 4 rotates clockwise, so that the turntable 7 rotates counterclockwise through the first rotating rod 8, and a first transmission assembly is provided on the top of the turntable 7 There is a first clamping assembly, the first clamping assembly includes a fixed plate 9 arranged on the top of the turntable 7, the first electric push rod 10 is fixedly installed on the opposite surface of the fixed plate 9, and the first clamping plate 11 is fixedly installed on the output end of the first electric push rod 10, which is convenient for fixing the pipe fitting below so that it can rotate more stably. A second transmission assembly is provided on the surface of the rotating shaft 4, and a second rotating rod 14 is provided on the surface of the rotating shaft 4 through the second transmission assembly, and the second rotating rod 14 is rotatably connected to the support frame 2. The second transmission assembly includes a third gear 12 provided on the surface of the rotating shaft 4, and a fourth gear 13 is meshed with the surface of the third gear 12. The fourth gear 13 is fixedly connected to the second rotating rod 14, which is convenient for transmission when the rotating shaft 4 rotates clockwise, so that the second rotating rod 14 The second rotating rod 14 is provided with a lifting assembly at the bottom end, and a movable frame 17 is provided at the bottom end of the second rotating rod 14 through the lifting assembly. The lifting assembly includes a rotating plate 15 provided at the bottom end of the second rotating rod 14, and a second electric push rod 16 is fixedly installed at the bottom end of the rotating plate 15. The output end of the second electric push rod 16 is fixedly connected to the movable frame 17. The interior of the rotating plate 15 is slidably connected with a slide rod 18, and the slide rod 18 is fixedly connected to the movable frame 17, so as to provide a driving force for the up and down movement of the movable frame 17, so that the upper pipe can be automatically fitted with the lower pipe. The interior of the movable frame 17 is provided with a second clamping assembly, and the second clamping assembly The holding assembly includes a third electric push rod 19 provided on the inner wall of the mobile frame 17, and a second clamping plate 20 is fixedly installed on the output end of the third electric push rod 19 to facilitate fixing the upper pipe fitting. A supporting leg 21 is fixedly installed at the bottom of the base 1, and the number of the supporting legs 21 is multiple. The pipe welding clamping device completes the fixation of the two pipe fittings through the first clamping assembly and the second clamping assembly. The mobile frame 17 is moved downward by the lifting assembly, so that the second clamping assembly drives the upper pipe fitting to move downward and fit with the lower pipe fitting. The drive motor 3 is started to rotate the rotating shaft 4 clockwise. The first transmission assembly and the second transmission assembly will cause the two pipe fittings to rotate counterclockwise at the same time. At the same time, the welding gun is moved to the connection between the two pipe fittings and fixed to complete the circumferential welding.When welding pipes, there is no need to hold the welding gun and rotate it around the device, which makes it more convenient to complete the circumferential welding of pipes and improves the practicality of the device.

[0020] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device that performs control such as a computer.

[0021] When in use: place a pipe between the first clamping plates 11, start the first electric push rod 10, so that the first clamping plates 11 are close to each other to clamp the pipe, so that the pipe is fixed on the turntable 7, then place another pipe between the second clamping plates 20, start the third electric push rod 19, so that the second clamping plates 20 are close to each other to clamp the upper pipe, so that the pipe is fixed inside the movable frame 17, then start the second electric push rod 16, so that the movable frame 17 moves downward through the slide rod 18, so that the upper pipe moves downward, so that the upper pipe fits the lower pipe, and the drive motor 3 is started to rotate the shaft 4 clockwise. The first gear 5 rotates clockwise, causing the second gear 6 to rotate counterclockwise, causing the turntable 7 to rotate counterclockwise through the first rotating rod 8, causing the lower pipe to rotate counterclockwise. When the rotating shaft 4 rotates clockwise, the third gear 12 will rotate clockwise, causing the fourth gear 13 to rotate counterclockwise, causing the second rotating rod 14 to rotate counterclockwise, causing the rotating plate 15 to rotate counterclockwise, causing the second electric push rod 16 to rotate counterclockwise, causing the movable frame 17 to rotate counterclockwise, causing the upper pipe to rotate counterclockwise, causing the two pipes to rotate counterclockwise at the same time. At the same time, the welding gun is moved to the connection between the two pipes and fixed stationary to complete circumferential welding.

[0022] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0023] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pipe welding clamping device, comprising a base (1), characterized in that: The top of the base (1) is fixedly mounted with a support frame (2), the bottom of the base (1) is fixedly mounted with a driving motor (3), the output end of the driving motor (3) passes through the base (1) and extends to the top of the support frame (2) and is fixedly mounted with a rotating shaft (4), the surface of the rotating shaft (4) is provided with a first transmission assembly, the surface of the rotating shaft (4) is provided with a turntable (7) through the first transmission assembly, the bottom of the turntable (7) is fixedly mounted with a first rotating rod (8), and the first rotating rod (8) is rotatably connected to the base (1), the top of the turntable (7) is provided with a first clamping assembly, the surface of the rotating shaft (4) is provided with a second transmission assembly, the surface of the rotating shaft (4) is provided with a second rotating rod (14) through the second transmission assembly, and the second rotating rod (14) is rotatably connected to the support frame (2), the bottom end of the second rotating rod (14) is provided with a lifting assembly, the bottom of the second rotating rod (14) is provided with a moving frame (17) through the lifting assembly, and the inside of the moving frame (17) is provided with a second clamping assembly.

2. A pipe welding clamping device according to claim 1, characterized in that: The first transmission assembly comprises a first gear (5) arranged on the surface of the rotating shaft (4); a second gear (6) is meshed with the surface of the first gear (5); and the second gear (6) is fixedly connected to the rotating disk (7).

3. The pipe welding clamping device according to claim 1, characterized in that: The first clamping assembly comprises a fixed plate (9) arranged on the top of the turntable (7), a first electric push rod (10) is fixedly mounted on the facing surface of the fixed plate (9), and a first clamping plate (11) is fixedly mounted on the output end of the first electric push rod (10).

4. The pipe welding clamping device according to claim 1, characterized in that: The second transmission assembly comprises a third gear (12) arranged on the surface of the rotating shaft (4); a fourth gear (13) is meshed with the surface of the third gear (12); and the fourth gear (13) is fixedly connected to the second rotating rod (14).

5. The pipe welding clamping device according to claim 1, characterized in that: The lifting assembly comprises a rotating plate (15) arranged at the bottom end of a second rotating rod (14); a second electric push rod (16) is fixedly installed at the bottom of the rotating plate (15); an output end of the second electric push rod (16) is fixedly connected to a moving frame (17); a sliding rod (18) is slidably connected inside the rotating plate (15); and the sliding rod (18) is fixedly connected to the moving frame (17).

6. The pipe welding clamping device according to claim 1, characterized in that: The second clamping assembly comprises a third electric push rod (19) arranged on the inner wall of the movable frame (17), and a second clamping plate (20) is fixedly mounted on the output end of the third electric push rod (19).

7. The pipe welding clamping device according to claim 1, characterized in that: A supporting leg (21) is fixedly mounted on the bottom of the base (1), and the supporting legs (21) are multiple in number.

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