Pipeline welding auxiliary equipment for construction site

Abstract

The utility model provides pipeline welding auxiliary equipment for a construction site, which comprises a bottom plate and two clamping components for fixing a pipeline, a moving component is mounted on one side of the surface of the bottom plate, one clamping component is fixedly mounted at one end of the surface of the bottom plate, and the other clamping component is connected with the moving component. A welding assembly is installed on the surface of the fixed clamping assembly, after the end of a pipeline passes through a fixing ring, a clamping air cylinder drives a mounting base to move so that clamping wheels can be tightly attached to the outer wall of the pipeline, the end of the pipeline can be clamped through the three clamping wheels, the corresponding clamping assembly is driven by a moving assembly to move, and the welding assembly is fixed. The pipeline welding device has the advantages that the pipeline welding device is simple in structure and convenient to use, so that ends of two pipelines can be aligned, welding heads are aligned to welding gaps by adjusting positions and angles of second adjusting rods, clamping wheels are driven by driving motors to rotate, the pipelines are driven by the clamping wheels to rotate under the action of friction force, and pipeline welding efficiency can be effectively improved in this way.

Description

Technical Field

[0001] The utility model belongs to the technical field of pipeline welding positioning, and in particular relates to pipeline welding auxiliary equipment used in construction sites. Background Art

[0002] During the pipeline construction process, it is often necessary to weld the pipeline on site. The most important thing when welding the pipeline is to align the end of the pipeline. Therefore, auxiliary equipment is needed to assist in pipeline welding. After searching, it was found that the application number "202121443789.X" disclosed "an auxiliary pipeline welding device that is easy to make", which records "comprising two rectangular frames connected by a horizontal connecting rod, an internally threaded sleeve is welded and fixed between the lower frames of the two rectangular frames, an arc plate with an arc mouth facing upward is provided at the top of the internally threaded sleeve and in the rectangular frame, and the internally threaded sleeve is fixed to the load-bearing base by a lifting screw; the upper frame and the side frames of the rectangular frame are fixed to the upper frame and the lower frame. A positioning screw is provided on the frame, the positioning screw is perpendicular to the middle of the frame and is threadedly connected to the frame. When the above device is used, the pipe end is placed in the rectangular frame and placed on the surface of the arc plate to align the pipe end. The pipe is clamped and fixed by the arranged positioning screw, so that it is convenient to weld the pipe. However, the above device still has certain shortcomings when used: the pipe cannot be rotated after being fixed, so when welding the pipe end, the staff needs to constantly change the alignment gap of the pipe for welding, and the ends of the two pipes are located between the two rectangular frames, which makes it inconvenient to weld the pipe, resulting in low welding efficiency of the pipe. Utility Model Content

[0003] The utility model aims to provide a pipeline welding auxiliary device for a construction site, aiming to solve the problems raised in the background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A pipeline welding auxiliary equipment for construction sites, comprising a base plate and two clamping assemblies for fixing the pipeline, a moving assembly is installed on one side of the surface of the base plate, one of the clamping assemblies is fixedly installed at one end of the base plate surface, the other clamping assembly is connected to the moving assembly, and a welding assembly is installed on the surface of the fixed clamping assembly;

[0006] The moving component includes a slide groove opened on the surface of the base plate, a screw rod is rotatably installed in the slide groove, a servo motor is fixedly connected to one end of the base plate, the output shaft of the servo motor is fixedly connected to one end of the screw rod, and a moving block is installed on the surface of the screw rod.

[0007] As a preferred technical solution of the utility model, the clamping assembly includes a base, one of which is fixedly installed on the top of the base plate, and the other base is fixedly installed on the top of the moving block, the top of the base is fixedly connected to a fixing ring, the outer wall of the fixing ring is fixedly connected to three clamping cylinders, the piston rod of the clamping cylinder passes through the fixing ring and is fixedly connected to the mounting seat, a clamping wheel is rotatably connected inside the mounting seat, a side wall of one of the mounting seats is fixedly connected to a driving motor, and the output shaft of the driving motor is fixedly connected to the rotating end of the corresponding clamping wheel.

[0008] As a preferred technical solution of the utility model, the welding assembly includes a first adjusting rod fixedly installed on one side of the top of one of the fixing rings, a first adjusting groove is opened in the middle of the first adjusting rod, a second adjusting rod is arranged on one side of the first adjusting rod, a second adjusting groove is opened in the middle of the second adjusting rod, fixing bolts are inserted in the first and second adjusting grooves, a fixing nut is threadedly connected to the screw surface of the fixing bolt, and a welding head is fixedly connected to the bottom end of the second adjusting rod.

[0009] As a preferred technical solution of the utility model, the three clamping cylinders on the surface of the fixing ring are symmetrically arranged with respect to the center of the fixing ring, one of the clamping cylinders is located directly above the fixing ring, and the driving motor is fixedly mounted on the side wall of the mounting seat directly above.

[0010] As a preferred technical solution of the utility model, the sizes of the nut and the fixing nut of the fixing bolt are both larger than the sizes of the first adjustment groove and the second adjustment groove.

[0011] As a preferred technical solution of the utility model, the surface of the clamping wheel is provided with an anti-slip texture.

[0012] As a preferred technical solution of the utility model, the cross-sections of the moving block and the sliding groove are both cross-shaped, and the moving block is slidably installed in the sliding groove.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows: after the end of the pipe is passed through the fixing ring, the mounting seat is driven to move by the clamping cylinder so that the clamping wheel is close to the outer wall of the pipe, and the end of the pipe can be clamped by the three clamping wheels, and the corresponding clamping assembly is driven to move by the moving assembly, so that the ends of the two pipes can be aligned. After the ends of the pipes are aligned, the welding head is aligned with the welding gap by adjusting the position and angle of the second adjusting rod, and the clamping wheel is driven to rotate by the driving motor so that the clamping wheel drives the pipe to rotate under the action of friction, so that the pipeline welding efficiency can be effectively improved in this way. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 It is a structural schematic diagram of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the clamping assembly in the utility model;

[0017] Figure 3 It is a structural schematic diagram of the mobile component in the utility model;

[0018] Figure 4 It is a structural schematic diagram of the welding assembly in the utility model.

[0019] In the figure: 1. bottom plate; 2. clamping assembly; 21. base; 22. fixing ring; 23. clamping cylinder; 24. mounting seat; 25. clamping wheel; 26. driving motor; 27. anti-slip texture; 3. moving assembly; 31. slide groove; 32. screw rod; 33. servo motor; 34. moving block; 4. welding assembly; 41. first adjusting rod; 42. first adjusting slot; 43. second adjusting rod; 44. second adjusting slot; 45. fixing bolt; 46. fixing nut; 47. welding head. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-Figure 4 The utility model provides the following technical solutions: a pipeline welding auxiliary equipment for a construction site, comprising a base plate 1 and two clamping components 2 for fixing the pipeline, a moving component 3 is installed on one side of the surface of the base plate 1, one of the clamping components 2 is fixedly installed on one end of the surface of the base plate 1, and the other clamping component 2 is connected to the moving component 3, and a welding component 4 is installed on the surface of the fixed clamping component 2.

[0022] In this embodiment, the moving component 3 includes a slide groove 31 opened on the surface of the base plate 1, and a screw rod 32 is rotatably installed in the slide groove 31. A servo motor 33 is fixedly connected to one end of the base plate 1, and the output shaft of the servo motor 33 is fixedly connected to one end of the screw rod 32. A moving block 34 is installed on the surface of the screw rod 32.

[0023] Specifically, the servo motor 33 is provided to drive the screw rod 32 to rotate, so that the moving block 34 drives the clamping assembly 2 installed therewith in the slide groove 31 to approach another clamping assembly 2, so that the two pipe ends can be aligned.

[0024] In this embodiment, the clamping assembly 2 includes a base 21, one of the bases 21 is fixedly installed on the top of the base plate 1, and the other base 21 is fixedly installed on the top of the moving block 34. The top of the base 21 is fixedly connected with a fixing ring 22, and the outer wall of the fixing ring 22 is fixedly connected with three clamping cylinders 23. The piston rod of the clamping cylinder 23 passes through the fixing ring 22 and is fixedly connected with the mounting seat 24. A clamping wheel 25 is rotatably connected inside the mounting seat 24, and a driving motor 26 is fixedly connected to the side wall of one of the mounting seats 24, and the output shaft of the driving motor 26 is fixedly connected to the rotating end of the corresponding clamping wheel 25.

[0025] Specifically, after the end of the pipe is inserted into the fixing ring 22, the clamping cylinder 23 is started, and the three clamping cylinders 23 simultaneously drive the corresponding mounting seats 24 to move toward the axis of the fixing ring 22, so that the clamping wheel 25 can be close to the outer wall of the pipe, and the corresponding clamping wheel 25 is driven to rotate by the set driving motor 26, thereby driving the pipe to rotate, and in this way the pipe welding efficiency can be improved.

[0026] In this embodiment, the welding assembly 4 includes a first adjusting rod 41 fixedly installed on one side of the top of one of the fixing rings 22, a first adjusting groove 42 is opened in the middle of the first adjusting rod 41, a second adjusting rod 43 is arranged on one side of the first adjusting rod 41, a second adjusting groove 44 is opened in the middle of the second adjusting rod 43, fixing bolts 45 are inserted and installed in the first adjusting groove 42 and the second adjusting groove 44, a fixing nut 46 is threadedly connected to the screw surface of the fixing bolt 45, and a welding head 47 is fixedly connected to the bottom end of the second adjusting rod 43.

[0027] Specifically, the position of the second adjusting rod 43 on the first adjusting rod 41 can be adjusted by setting the first adjusting groove 42, and the use height of the welding head 47 can be adjusted by setting the second adjusting groove 44, and the inclination angle of the second adjusting rod 43 can be adjusted so that the welding head 47 is aligned with the welds where the two pipe ends are aligned, so that the pipes can be better welded in this way.

[0028] In this embodiment, the three clamping cylinders 23 on the surface of the fixing ring 22 are symmetrically arranged with respect to the center of the fixing ring 22 , one of the clamping cylinders 23 is located directly above the fixing ring 22 , and the driving motor 26 is fixedly mounted on the side wall of the mounting seat 24 directly above.

[0029] Specifically, when the three clamping cylinders 23 synchronously drive the corresponding mounting seats 24 to move toward the axis of the fixing ring 22, the axis of the end of the pipe can be on the same horizontal line with the axis of the fixing ring 22 when the pipe is clamped by the clamping wheel 25, thereby better aligning the pipe end.

[0030] In this embodiment, the sizes of the nut of the fixing bolt 45 and the fixing nut 46 are both larger than the sizes of the first adjustment slot 42 and the second adjustment slot 44 .

[0031] Specifically, after the position adjustment of the second adjusting rod 43 is completed, the second adjusting rod 43 can be fixed by tightening the fixing nut 46 .

[0032] In this embodiment, the surface of the clamping wheel 25 is provided with an anti-slip texture 27 .

[0033] Specifically, the anti-skid texture 27 can increase the friction between the clamping wheel 25 and the surface of the pipe, so that the pipe can be clamped better and driven to rotate.

[0034] In this embodiment, the cross-sections of the moving block 34 and the sliding groove 31 are both cross-shaped, and the moving block 34 is slidably installed in the sliding groove 31 .

[0035] Specifically, this method can improve the stability of the movement of the corresponding base 21 driven by the moving block 34 .

[0036] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A pipeline welding auxiliary device for use at a construction site, comprising a base plate (1) and two clamping assemblies (2), characterized in that: A moving component (3) is installed on one side of the surface of the base plate (1), one clamping component (2) is fixedly installed on one end of the surface of the base plate (1), the other clamping component (2) is connected to the moving component (3), and a welding component (4) is installed on the surface of the fixed clamping component (2); The moving assembly (3) comprises a slide groove (31) provided on the surface of the base plate (1), a screw rod (32) being rotatably mounted in the slide groove (31), a servo motor (33) being fixedly connected to one end of the base plate (1), an output shaft of the servo motor (33) being fixedly connected to one end of the screw rod (32), and a moving block (34) being mounted on the surface of the screw rod (32).

2. The pipeline welding auxiliary equipment for use at a construction site according to claim 1, characterized in that: The clamping assembly (2) comprises a base (21), wherein one base (21) is fixedly mounted on the top of the base plate (1), and the other base (21) is fixedly mounted on the top of the moving block (34); the top of the base (21) is fixedly connected to a fixing ring (22); the outer wall of the fixing ring (22) is fixedly connected to three clamping cylinders (23); the piston rods of the clamping cylinders (23) pass through the fixing ring (22) and are fixedly connected to a mounting seat (24); a clamping wheel (25) is rotatably connected inside the mounting seat (24); a driving motor (26) is fixedly connected to the side wall of one of the mounting seats (24); the output shaft of the driving motor (26) is fixedly connected to the rotating end of the corresponding clamping wheel (25).

3. The pipeline welding auxiliary equipment for use at a construction site according to claim 2, characterized in that: The welding assembly (4) comprises a first adjusting rod (41) fixedly mounted on one side of the top of one of the fixing rings (22); a first adjusting groove (42) is provided in the middle of the first adjusting rod (41); a second adjusting rod (43) is provided on one side of the first adjusting rod (41); a second adjusting groove (44) is provided in the middle of the second adjusting rod (43); fixing bolts (45) are inserted and installed in the first adjusting groove (42) and the second adjusting groove (44); a fixing nut (46) is threadedly connected to the screw surface of the fixing bolt (45); and a welding head (47) is fixedly connected to the bottom end of the second adjusting rod (43).

4. The pipeline welding auxiliary equipment for use at a construction site according to claim 2, characterized in that: The three clamping cylinders (23) on the surface of the fixing ring (22) are symmetrically arranged with respect to the center of the fixing ring (22), one of the clamping cylinders (23) is located directly above the fixing ring (22), and the driving motor (26) is fixedly mounted on the side wall of the mounting seat (24) located directly above.

5. The pipeline welding auxiliary equipment for use at a construction site according to claim 3 is characterized in that: The sizes of the nut (46) and the fixing nut (45) of the fixing bolt (45) are both larger than the sizes of the first adjustment slot (42) and the second adjustment slot (44).

6. The pipeline welding auxiliary equipment for use at a construction site according to claim 2, characterized in that: The surface of the clamping wheel (25) is provided with an anti-slip texture (27).

7. The pipeline welding auxiliary equipment for use at a construction site according to claim 1, characterized in that: The cross sections of the moving block (34) and the sliding groove (31) are both cross-shaped, and the moving block (34) is slidably installed in the sliding groove (31).

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