Full-automatic girth welding workstation

Abstract

The utility model discloses a full-automatic girth welding workstation which is characterized in that the side surface of a fixed plate is fixedly connected with a first hydraulic cylinder, the output end of the first hydraulic cylinder is fixedly connected with a first movable plate, a rotating device is arranged in the first movable plate, and the side surface of the rotating device is fixedly connected with a rotating ring; two first electric telescopic rods are fixedly connected to the side surface of the rotating ring, welding adjusting mechanisms are fixedly connected to the output ends of the first electric telescopic rods, a top plate is fixedly connected to the upper surface of the fixing plate, a second electric telescopic rod is fixedly connected to the lower surface of the top plate, and an infrared scanner is fixedly connected to the output end of the second electric telescopic rod; by means of the structure, welding can be conducted from the two sides of the steel pipe at the same time in the welding process, the welding efficiency is higher, consumed time is shorter, the welding structure can be rotated, and the situation that the position and angle of a welding gun need to be frequently adjusted when the steel pipes with different diameters are subjected to ring welding is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of girth welding workstations, in particular to a full-automatic girth welding workstation. Background Art

[0002] The existing girth welding workstation, due to structural problems, is often only equipped with one welding gun for welding work, and the welding efficiency is low. When girth welding is performed on different steel pipes, it is difficult for the center of the circle of the steel pipes with different diameters to overlap with the rotation axis of the fixing device when they rotate. It is necessary to frequently adjust the position and angle of the welding gun, which is cumbersome and prone to unqualified products. The existing device also requires frequent adjustment of the position and angle of the welding gun, and the welding efficiency is low. For example, a Chinese patent discloses "a swingable girth welding workstation", and its application number is: "201822185297.X", which includes: a welding gun for fixing the welding wire to be used ; A welding gun transmission mechanism, used to fix the welding gun and adjust the position relationship of the welding gun; the adjustment of the position relationship includes rotating, lifting and translating the welding gun; a workpiece clamp, used to fix and adjust the position of the workpiece to be processed, the workpiece clamp includes a fixed clamp arranged at the bottom of the welding gun and a rotating clamp arranged at both ends of the fixed furniture; the workpiece clamp is arranged on a base, and a slide rail is arranged on the base, and the workpiece clamp can slide on the slide rail. Through the above structure, it is convenient to perform circumferential seam welding, but when performing circumferential seam welding on different steel pipes, it is necessary to frequently adjust the position and angle of the welding gun, and its welding efficiency is low, and there are limitations when using it. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art, and to provide a fully automatic circumferential seam welding workstation. By providing a first hydraulic cylinder, a first movable plate rotating ring, a first electric telescopic rod, a welding adjustment mechanism, a third rotating shaft, a third motor, and a rotating wheel, welding can be performed simultaneously from both sides of a steel pipe during welding, so that welding efficiency is higher and time is shorter. The welding structure can be rotated by the rotating ring to perform circumferential welding, thereby avoiding the need to frequently adjust the position and angle of the welding gun when performing circumferential welding on steel pipes of different diameters, and having stronger practicality.

[0004] The utility model also provides a fully automatic girth welding workstation as described above, comprising: a base, a fixed plate fixedly connected to a side surface of the base, a first hydraulic cylinder fixedly connected to a side surface of the fixed plate, a first movable plate fixedly connected to an output end of the first hydraulic cylinder, a rotating groove provided on the first movable plate, a rotating wheel provided in the rotating groove, a third rotating shaft fixedly connected to a side surface of the rotating wheel, a third motor fixedly connected to an end of the third rotating shaft away from the rotating wheel, a rotating ring fixedly connected to a side surface of the third motor, two first electric telescopic rods fixedly connected to a side surface of the rotating ring, an output end of the first electric telescopic rod The output end is fixedly connected with a welding adjustment mechanism, the side surface of the first movable plate is fixedly connected with a fixing column, a fixing groove is arranged in the fixing column, the upper surface of the fixing plate is fixedly connected with a top plate, the lower surface of the top plate is fixedly connected with a second electric telescopic rod, and the output end of the second electric telescopic rod is fixedly connected with an infrared scanner. Through the above structure, welding can be performed from both sides of the steel pipe at the same time during welding, so that the welding efficiency is higher and the time consumption is shorter, and the welding structure can be rotated by rotating the ring to perform ring welding, so as to avoid the need to frequently adjust the position and angle of the welding gun when performing ring welding on steel pipes of different diameters, and it has stronger practicality.

[0005] According to a fully automatic circumferential seam welding workstation described in the utility model, the welding adjustment mechanism includes a first rotating column, the first rotating column is rotatably connected to the output end of the second electric telescopic rod, the side surface of the first rotating column is fixedly connected to a first fixed block, the first fixed block is rotatably connected to a second rotating column, the side surface of the second rotating column is fixedly connected to a second fixed block, the second fixed block is rotatably connected to a third rotating column, the side surface of the third rotating column is fixedly connected to a third fixed block, and the lower surface of the third fixed block is fixedly connected to a welding gun. Through the above structure, the angle of the welding gun can be easily adjusted, thereby facilitating the circumferential seam welding work.

[0006] According to a fully automatic circumferential seam welding workstation described in the utility model, the welding adjustment mechanism also includes a second motor, which is fixedly connected to the top of the first rotating column, the second rotating column, and the third rotating column respectively. Through the above structure, the first rotating column, the second rotating column, and the third rotating column can be driven to rotate respectively, which is convenient for adjusting the angle.

[0007] According to the fully automatic circumferential seam welding workstation described in the utility model, a support plate is fixedly connected to the upper surface of the base, a track is fixedly connected to the upper surface of the support plate, a trolley is arranged on the track, and the above structure can facilitate the movement of the trolley on the support plate to fix the steel pipe.

[0008] According to a fully automatic circumferential seam welding workstation described in the utility model, a third hydraulic cylinder is fixedly connected to the side surface of the fixed plate, an output end of the third hydraulic cylinder is fixedly connected to the second movable plate, a track is arranged on the upper surface of the second movable plate, and limit blocks are arranged at both ends of the track. Through the above structure, the second movable plate can be driven to move, so that the steel pipe can be moved into the workstation for welding, and the welded steel pipe can also be removed from the workstation.

[0009] According to the fully automatic circumferential seam welding workstation described in the utility model, a first motor is fixedly connected inside the trolley, and an output end of the first motor is fixedly connected to a first rotating shaft. Through the above structure, the first rotating shaft can be driven to rotate, thereby facilitating the movement of the trolley.

[0010] According to a fully automatic circumferential seam welding workstation described in the utility model, a second rotating shaft is rotatably connected to the trolley, wheels are fixedly connected to both ends of the second rotating shaft, and the second rotating shaft is connected to the first rotating shaft through gear meshing. Through the above structure, the second rotating shaft can be driven to rotate, thereby facilitating the movement of the trolley.

[0011] According to a fully automatic circumferential seam welding workstation described in the utility model, a second hydraulic cylinder is fixedly connected to the upper surface of the trolley, an output end of the second hydraulic cylinder is fixedly connected to a support block, and a placement groove is provided on the support block. Through the above structure, the support block can be driven to rise and fall, so that the steel pipe can be raised and lowered for easy fixation.

[0012] Beneficial Effects

[0013] Compared with the prior art, this fully automatic circumferential seam welding workstation, by providing a first hydraulic cylinder, a first movable plate rotating ring, a first electric telescopic rod, a welding adjustment mechanism, a third rotating shaft, a third motor, and a rotating wheel, can simultaneously weld from both sides of the steel pipe during welding, thereby making the welding efficiency higher and the time consumed shorter. The welding structure can be rotated by the rotating ring to perform circumferential welding, thereby avoiding the need to frequently adjust the position and angle of the welding gun when performing circumferential welding on steel pipes of different diameters, and has stronger practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0015] Figure 1 This is the overall structure diagram of a fully automatic girth welding workstation of the utility model;

[0016] Figure 2 This is a transverse cross-sectional structural diagram of a fully automatic girth welding workstation of the utility model;

[0017] Figure 3This is a longitudinal sectional structural diagram of a fully automatic girth welding workstation of the utility model;

[0018] Figure 4 This is a fully automatic circumferential seam welding workstation. Figure 2 The enlarged structure diagram at A in the middle;

[0019] Figure 5 This is a fully automatic circumferential seam welding workstation. Figure 2 The enlarged structure diagram at D in the middle;

[0020] Figure 6 This is the internal structure diagram of the first movable plate of a fully automatic girth welding workstation of the utility model;

[0021] Figure 7 This is a fully automatic circumferential seam welding workstation. Figure 6 Enlarged structural diagram at F in the middle.

[0022] Legend:

[0023] 1. Base; 2. Fixed plate; 3. Top plate; 4. First movable plate; 5. Rotating ring; 6. First electric telescopic rod; 7. Support block; 8. Trolley; 9. Second movable plate; 10. Track; 11. Limit block; 12. Fixed column; 13. First hydraulic cylinder; 14. Infrared scanner; 15. First motor; 16. First rotating shaft; 17. Second rotating shaft; 18. Second hydraulic cylinder; 19. Second motor; 20. First rotating column; 21. First fixed block; 22. Second rotating column; 23. Second fixed block; 24. Third rotating column; 25. Welding gun; 26. Third motor; 27. Third rotating shaft; 28. Rotating wheel; 29. ​​Second electric telescopic rod; 30. Third hydraulic cylinder; 31. Third fixed block. DETAILED DESCRIPTION

[0024] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0025] Reference Figure 1-7The utility model embodiment is a fully automatic girth welding workstation, which includes: a base 1, a fixed plate 2 is fixedly connected to the side surface of the base 1, a first hydraulic cylinder 13 is fixedly connected to the side surface of the fixed plate 2, an output end of the first hydraulic cylinder 13 is fixedly connected to a first movable plate 4, driving the first movable plate 4 to move, a rotating groove is provided on the first movable plate 4, a rotating wheel 28 is provided in the rotating groove, a third rotating shaft 27 is fixedly connected to the side surface of the rotating wheel 28, and a third motor 26 is fixedly connected to the end of the third rotating shaft 27 away from the rotating wheel 28, driving the third rotating shaft 27 to rotate, and the side surface of the third motor 26 A rotating ring 5 is fixedly connected to the surface, and two first electric telescopic rods 6 are fixedly connected to the side surface of the rotating ring 5, which fix the first electric telescopic rod 6. The output end of the first electric telescopic rod 6 is fixedly connected to a welding adjustment mechanism, which drives the welding adjustment mechanism to move. A fixed column 12 is fixedly connected to the side surface of the first movable plate 4, and a fixed groove is provided in the fixed column 12 to fix the steel pipe. The upper surface of the fixed plate 2 is fixedly connected to a top plate 3, and the lower surface of the top plate 3 is fixedly connected to a second electric telescopic rod 29, and the output end of the second electric telescopic rod 29 is fixedly connected to an infrared scanner 14, which drives the infrared scanner 14 to move.

[0026] The welding adjustment mechanism includes a first rotating column 20, which is rotatably connected to the output end of the second electric telescopic rod 29, a first fixed block 21 is fixedly connected to the side surface of the first rotating column 20, a second rotating column 22 is rotatably connected to the first fixed block 21, a second fixed block 23 is fixedly connected to the side surface of the second rotating column 22, driving the second fixed block 23 to rotate, a third rotating column 24 is rotatably connected to the second fixed block 23, a third fixed block 31 is fixedly connected to the side surface of the third rotating column 24, a welding gun 25 is fixedly connected to the lower surface of the third fixed block 31, fixing the welding gun 25, and the welding adjustment mechanism also includes a second motor 19, which is respectively fixedly connected to the top ends of the first rotating column 20, the second rotating column 22, and the third rotating column 24, driving the first rotating column 20, the second rotating column 22, and the third rotating column 24 to rotate.

[0027] A support plate is fixedly connected to the upper surface of the base 1, and a track 10 is fixedly connected to the upper surface of the support plate. A trolley 8 is arranged on the track 10 to facilitate the movement of the trolley. A third hydraulic cylinder 30 is fixedly connected to the side surface of the fixed plate 2, and the output end of the third hydraulic cylinder 30 is fixedly connected to the second movable plate 9. The upper surface of the second movable plate 9 is provided with a track 10, and limit blocks 11 are arranged at both ends of the track 10 to limit the moving position of the second movable plate 9. A first motor 15 is fixedly connected to the trolley 8, and the output end of the first motor 15 is fixedly connected to the first rotating shaft 16 to drive the first rotating shaft 16 to rotate. A second rotating shaft 17 is rotatably connected to the trolley 8, and wheels are fixedly connected to the two ends of the second rotating shaft 17. The second rotating shaft 17 is connected to the first rotating shaft 16 through gear meshing, driving the second rotating shaft 17 to rotate. A second hydraulic cylinder 18 is fixedly connected to the upper surface of the trolley 8, and the output end of the second hydraulic cylinder 18 is fixedly connected to the support block 7, and a placement groove is arranged on the support block 7 to facilitate the placement of steel pipes.

[0028] Working principle: When in use, place the steel pipe in the placement groove on the support block 7, the third hydraulic cylinder 30 drives the second movable plate 9 to retreat, so that the track 10 on the second movable plate 9 stops moving when it is connected with the track 10 on the support plate, the limit block 11 limits the second movable plate 9, the first motor 15 works to rotate the first rotating shaft 16 and the second rotating shaft 17, so that the trolley 8 moves to the support plate, the second hydraulic cylinder 18 extends to make the support block 7 rise, and the second electric telescopic rod 29 drives the infrared scanner 14 to descend, and the diameter of the steel pipe is scanned by the infrared scanner 14, and the steel pipe diameter is measured on the computer. The center position of the pipe is determined by the second hydraulic cylinder 18, thereby controlling the extension length of the second hydraulic cylinder 18. After the measurement is completed, the second electric telescopic rod 29 is retracted, and the first hydraulic cylinder 13 drives the first movable plate 4 to move, so that the end faces of the steel pipes at the left and right ends are closely fitted, the first electric telescopic rod 6 is extended, and the first rotating column 20, the second rotating column 22, and the third rotating column 24 are driven to rotate by the second motor 19 to adjust the angle of the welding gun 25, and then the third motor 26 is rotated to rotate the rotating wheel 28, thereby driving the rotating ring 25 to rotate, and the circumferential seam welding work is started. After the work is completed, each structure returns to its original position, and the steel pipe can be pushed out of the workstation.

[0029] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A fully automatic girth welding workstation, characterized in that: include: A base (1), a fixed plate (2) is fixedly connected to a side surface of the base (1), a first hydraulic cylinder (13) is fixedly connected to a side surface of the fixed plate (2), an output end of the first hydraulic cylinder (13) is fixedly connected to a first movable plate (4), a rotating groove is provided on the first movable plate (4), a rotating wheel (28) is provided in the rotating groove, a third rotating shaft (27) is fixedly connected to a side surface of the rotating wheel (28), a third motor (26) is fixedly connected to one end of the third rotating shaft (27) away from the rotating wheel (28), and a side surface of the third motor (26) The first movable plate (4) is fixedly connected to a rotating ring (5) on the surface, two first electric telescopic rods (6) are fixedly connected to the side surface of the rotating ring (5), the output end of the first electric telescopic rod (6) is fixedly connected to a welding adjustment mechanism, the side surface of the first movable plate (4) is fixedly connected to a fixing column (12), a fixing groove is provided in the fixing column (12), the upper surface of the fixing plate (2) is fixedly connected to a top plate (3), the lower surface of the top plate (3) is fixedly connected to a second electric telescopic rod (29), and the output end of the second electric telescopic rod (29) is fixedly connected to an infrared scanner (14).

2. A fully automatic girth welding workstation according to claim 1, characterized in that: The welding adjustment mechanism comprises a first rotating column (20), the first rotating column (20) is rotatably connected to the output end of the second electric telescopic rod (29), the side surface of the first rotating column (20) is fixedly connected to a first fixed block (21), the first fixed block (21) is rotatably connected to a second rotating column (22), the side surface of the second rotating column (22) is fixedly connected to a second fixed block (23), the second fixed block (23) is rotatably connected to a third rotating column (24), the side surface of the third rotating column (24) is fixedly connected to a third fixed block (31), and the lower surface of the third fixed block (31) is fixedly connected to a welding gun (25).

3. A fully automatic girth welding workstation according to claim 1, characterized in that: The welding adjustment mechanism also includes a second motor (19), and the second motor (19) is fixedly connected to the top ends of the first rotating column (20), the second rotating column (22), and the third rotating column (24), respectively.

4. A fully automatic girth welding workstation according to claim 1, characterized in that: A support plate is fixedly connected to the upper surface of the base (1), a track (10) is fixedly connected to the upper surface of the support plate, and a trolley (8) is arranged on the track (10).

5. The fully automatic girth welding workstation according to claim 1 is characterized in that: A third hydraulic cylinder (30) is fixedly connected to the side surface of the fixed plate (2); an output end of the third hydraulic cylinder (30) is fixedly connected to a second movable plate (9); a track (10) is arranged on the upper surface of the second movable plate (9); and limit blocks (11) are arranged at both ends of the track (10).

6. A fully automatic girth welding workstation according to claim 4, characterized in that: A first motor (15) is fixedly connected inside the trolley (8), and an output end of the first motor (15) is fixedly connected to a first rotating shaft (16).

7. The fully automatic girth welding workstation according to claim 4 is characterized in that: A second rotating shaft (17) is rotatably connected to the trolley (8), two ends of the second rotating shaft (17) are fixedly connected to wheels, and the second rotating shaft (17) is connected to the first rotating shaft (16) through gear meshing.

8. The fully automatic girth welding workstation according to claim 4 is characterized in that: A second hydraulic cylinder (18) is fixedly connected to the upper surface of the trolley (8), an output end of the second hydraulic cylinder (18) is fixedly connected to a support block (7), and a placement groove is provided on the support block (7).

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