Welding tool for butt welding processing of pipelines

Abstract

The utility model discloses a welding tool for pipeline butt welding processing, which relates to the technical field of processing equipment and comprises a base, side seats are arranged at two ends above the base, the front end and the rear end of each side seat are rotatably connected with a lead screw and a sliding rod respectively, roller frames are arranged at two ends of each side seat, the outer ends of the roller frames are in threaded connection with the lead screws respectively, and the outer ends of the roller frames are in threaded connection with the sliding rods respectively. The other ends of the outer sides of the roller frames are slidably connected with the sliding rods correspondingly, a plurality of guide rollers are rotationally connected into the roller frames, two pipelines are hoisted into the two roller frames through hoisting equipment and make contact with the guide rollers in the roller frames, during welding, a welding machine is installed on the supporting frame, a third motor drives an outer gear to rotate through a rotating shaft after working, and the outer gear is driven to rotate through the rotating shaft. The outer gear can drive the meshed gear ring to rotate after rotating, the gear ring can drive the welding machine on the supporting frame to conduct constant-speed welding around the outer walls of the two pipelines in a self-rotation mode, the heavy pipelines do not need to be rotated in the welding mode, and stability after welding is indirectly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of processing equipment, in particular to a welding tool for pipeline butt welding processing. Background Art

[0002] In the prior art, the welding between two pipes is generally performed by fixing the pipes on a bracket, and the bracket can drive the pipes to rotate. A welding machine fixed between the two pipes can weld the welds between the pipes.

[0003] However, in some cases where the pipes are relatively large, it is difficult for the bracket that bears the heavy objects to rotate them, and it is easy for a certain part to be directly passed over without being welded properly, resulting in poor stability after welding. Utility Model Content

[0004] The main purpose of the utility model is to provide a welding tool for pipe butt welding, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A welding tool for pipe butt welding, comprising a base, side seats are provided at both ends above the base, front and rear ends of the side seats are rotatably connected with screw rods and sliding rods, roller frames are provided at both ends of the side seats, one outer end of the roller frame is respectively threadedly connected with the screw rod, and the other outer end of the roller frame is respectively slidably connected with the sliding rod, a plurality of guide rollers are rotatably connected to the inside of the roller frame, the outer wall of the roller frame at the guide roller position is fixed with a first motor, and one end of the side seat at the screw rod is fixed with a second motor, two outer rings are provided between the side seats, a gear ring is provided between the outer rings, and the outer rings are close to the guide rollers. The side walls near the circular groove are all dug with circular grooves, and a number of sliding blocks are slidably connected inside the circular grooves. An external bracket is fixed on the front side of one end of the side seat, and a motor three is fixed on the top end of the external bracket. A rotating shaft is fixed on the output end of the motor three, and an external gear is fixed on the outer wall of the rotating shaft. The external gear is meshed with the circular groove. Lifting cylinders are provided at the four corners of the bottom of the side seat, and the lifting cylinders are respectively installed on the top of the base, and the output ends of the lifting cylinders are respectively fixedly connected to the bottom of the side seat, and an electromagnetic ring is provided on the outer wall of the guide roller at one end inside the roller frame.

[0007] Preferably, the second motor is respectively fixedly connected to one end of the screw rod passing through the side wall of the side seat.

[0008] Preferably, the output end of the motor 1 is respectively fixedly connected to one end of the guide roller passing through the roller frame.

[0009] Preferably, two sides of the circular groove are respectively fixedly connected to the side walls of the slider that match the position.

[0010] Preferably, support frames are fixed to both ends of the side bottom that are close to each other, and ends of the support frames that are away from the side seat are fixedly connected to outer rings that match the positions.

[0011] Preferably, a supporting side plate is provided at one end of the top of the outer bracket away from the motor three, and one end of the rotating shaft away from the motor three and passing through the external gear is rotatably connected to the supporting side plate.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. Two pipes are hoisted into two roller frames by hoisting equipment and contact the guide rollers in the roller frames. During welding, the welding machine is installed on the support frame. After working, the motor 3 drives the outer gear to rotate through the rotating shaft. After the outer gear rotates, it can drive the meshing gear ring to rotate. The gear ring can drive the welding machine on the support frame to rotate around the outer walls of the two pipes at a uniform speed. This welding method does not require the rotation of the heavier pipes, which indirectly increases the stability after welding.

[0014] 2. After the motor 2 is working, it can drive the screw to rotate. One end of the roller frame slides with the sliding rod, and the other end is threadedly connected to the screw, so that the roller frame can move left and right on the lifting cylinder after the screw rotates, so that the spacing of the pipeline welding seam can be adjusted before welding. After working, the motor 1 at the roller frame position can drive the guide roller to rotate in the roller frame, thereby driving the pipeline in the roller frame to rotate and fine-tune, so as to achieve a better welding effect. After rotation, the electromagnetic ring on the guide roller can adsorb the pipeline to stop rotating and ensure the current position. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural schematic diagram of a welding tool for pipe butt welding according to the utility model;

[0016] Figure 2 This is a schematic diagram of the position structure of a support frame of a welding tool for pipe butt welding processing according to the utility model;

[0017] Figure 3 It is a schematic structural diagram of a welding tool for pipe butt welding of the utility model when the outer gear and the gear ring are meshed;

[0018] Figure 4 The utility model is a schematic diagram of the separation structure of the outer ring and the gear ring of a welding tool used for pipe butt welding.

[0019] In the figure: 1. base; 2. side seat; 3. lifting cylinder; 4. screw; 5. slide bar; 6. roller frame; 7. guide roller; 8. electromagnetic ring; 9. motor one; 10. motor two; 11. outer ring; 12. gear ring; 13. circular groove; 14. slide block; 15. outer bracket; 16. rotating shaft; 17. external gear; 18. motor three; 19. support frame. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] like Figure 1-4 As shown, a welding tool for pipe butt welding processing includes a base 1, side seats 2 are provided at both ends above the base 1, and the front and rear ends of the side seat 2 are rotatably connected with screw rods 4 and slide rods 5, respectively, and roller frames 6 are provided at both ends of the side seat 2. The outer ends of the roller frames 6 are respectively threadedly connected with the screw rods 4, and the other ends of the roller frames 6 are respectively slidably connected with the slide rods 5. The inside of the roller frames 6 is rotatably connected with a plurality of guide rollers 7, and the outer walls of the roller frames 6 at the positions of the guide rollers 7 are fixed with motors 10, and the ends of the side seats 2 at the screw rods 4 are fixed with motors 2. Two outer rings 11 are provided between the side seats 2, and a gear ring 12 is provided between the outer rings 11. The outer rings 11 are close to the circle The side walls of the groove 13 are all dug with circular grooves 13, and a number of sliders 14 are slidably connected inside the circular grooves 13. An external bracket 15 is fixed to the front side of the side seat 2 close to one end, and a motor 3 18 is fixed to the top end of the external bracket 15. A rotating shaft 16 is fixed to the output end of the motor 3 18. An external gear 17 is fixed on the outer wall of the rotating shaft 16, and the external gear 17 is meshed and connected with the circular groove 13. Lifting cylinders 3 are provided at the four corners of the bottom of the side seat 2. The lifting cylinders 3 are respectively installed on the top of the base 1, and the output ends of the lifting cylinders 3 are respectively fixedly connected to the bottom of the side seat 2. An electromagnetic ring 8 is provided on the outer wall of the guide roller 7 located at one end of the roller frame 6.

[0022] Specifically, the second motor 10 is fixedly connected to one end of the screw rod 4 passing through the side wall of the side seat 2, so as to facilitate the rotation of the screw rod 4, thereby driving the roller frames 6 to move closer to or away from each other.

[0023] Specifically, the output ends of the motor 9 are respectively fixedly connected to one end of the guide roller 7 passing through the roller frame 6, so as to drive the guide roller 7 to rotate, thereby changing the position of the pipeline.

[0024] Specifically, two sides of the circular groove 13 are respectively fixedly connected to the side walls of the slider 14 that match the position, so that the circular groove 13 is more stable when rotating.

[0025] Specifically, support frames 19 are fixed at both ends of the bottom of the side seat 2 that are close to each other, and the ends of the support frames 19 that are away from the side seat 2 are fixedly connected to the outer ring 11 that matches the position, so as to facilitate supporting the outer ring 11.

[0026] Specifically, a supporting side plate is provided at one end of the top of the outer bracket 15 away from the motor three 18, and one end of the rotating shaft 16 away from the motor three 18 and passing through the external gear 17 is rotatably connected to the supporting side plate, so that the rotating shaft 16 has stability when rotating.

[0027] Working principle: Two pipes are hoisted into two roller frames 6 by hoisting equipment and contact with the guide rollers 7 in the roller frames 6. During welding, the welding machine is installed on the support frame 19. After working, the motor 3 18 drives the outer gear 17 to rotate through the rotating shaft 16. After the rotation, the outer gear 17 can drive the meshing gear ring 12 to rotate. The gear ring 12 can drive the welding machine on the support frame 19 to weld around the outer walls of the two pipes at a uniform speed by self-rotation. This welding method does not require the rotation of the heavier pipes, which indirectly increases the stability after welding. After working, the motor 2 10 can drive The screw rod 4 rotates, one end of the roller frame 6 slides with the slide rod 5, and the other end is threadedly connected to the screw rod 4, so that the roller frame 6 can move left and right on the lifting cylinder 3 after the screw rod 4 rotates, so that the spacing of the pipeline welding seam can be adjusted before welding. After working, several motors 9 at the position of the roller frame 6 can drive the guide roller 7 to rotate in the roller frame 6, thereby driving the pipeline in the roller frame 6 to rotate and fine-tune, so as to achieve a better welding effect. After rotating, the electromagnetic ring 8 on the guide roller 7 can adsorb the pipeline, stop it from rotating, and ensure the current position.

[0028] The circuits, electronic components and control modules involved are all prior art and can be fully implemented by those skilled in the art. Needless to say, the content protected by the utility model does not involve improvements to software and methods.

[0029] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A welding tool for pipe butt welding, comprising a base (1), characterized in that: Side seats (2) are provided at both ends above the base (1), and the front and rear ends of the side seats (2) are rotatably connected to a screw rod (4) and a slide rod (5), respectively. Roller frames (6) are provided at both ends of the side seats (2), and the outer ends of the roller frames (6) are respectively threadedly connected to the screw rod (4), and the other outer ends of the roller frames (6) are respectively slidably connected to the slide rod (5). The inside of the roller frames (6) are rotatably connected to a plurality of guide rollers (7), and the outer wall of the roller frames (6) at the guide roller (7) position is fixed with a motor 1 (9), and the end of the side seats (2) at the screw rod (4) is fixed with a motor 2 (10), and two outer rings (11) are provided between the side seats (2), and a gear ring (12) is provided between the outer rings (11), and the side walls of the outer rings (11) near the circular groove (13) are all chiseled. A circular groove (13) is provided, and a plurality of sliders (14) are slidably connected inside the circular groove (13). An external bracket (15) is fixed on the front side of one end of the side seat (2). A motor three (18) is fixed on the top end of the external bracket (15). A rotating shaft (16) is fixed on the output end of the motor three (18). An external gear (17) is sleeved and fixed on the outer wall of the rotating shaft (16). The external gear (17) is meshingly connected with the circular groove (13). Lifting cylinders (3) are provided at the four corners of the bottom of the side seat (2). The lifting cylinders (3) are respectively mounted on the top of the base (1). The output ends of the lifting cylinders (3) are respectively fixedly connected to the bottom of the side seat (2). An electromagnetic ring (8) is provided on the outer wall of the guide roller (7) located at one end inside the roller frame (6).

2. The welding tool for pipe butt welding according to claim 1, characterized in that: The second motor (10) is respectively fixedly connected to one end of the screw rod (4) passing through the side wall of the side seat (2).

3. The welding tool for pipe butt welding according to claim 1, characterized in that: The output ends of the motor 1 (9) are respectively fixedly connected to one end of the guide roller (7) passing through the roller frame (6).

4. The welding tool for pipe butt welding according to claim 1, characterized in that: Both sides of the circular groove (13) are respectively fixedly connected to the side walls of a sliding block (14) that matches the position.

5. The welding tool for pipe butt welding according to claim 1, characterized in that: Support frames (19) are fixed at both ends of the side seat (2) close to each other at the bottom, and the ends of the support frames (19) away from the side seat (2) are fixedly connected to outer rings (11) of matching positions.

6. The welding tool for pipe butt welding according to claim 1, characterized in that: A supporting side plate is provided at one end of the top of the outer bracket (15) away from the motor three (18), and one end of the rotating shaft (16) away from the motor three (18) and passing through the external gear (17) is rotatably connected to the supporting side plate.

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