CN114833677A

CN114833677A - Steel pipe welding seam cleaning equipment

Info

Publication number: CN114833677A
Application number: CN202210780526.0A
Authority: CN
Inventors: 周巍峰; 刘春明; 李强; 黄祖荣; 潘新贞
Original assignee: Haodeber Shandong Intelligent Equipment Co ltd
Current assignee: Haodeber Shandong Intelligent Equipment Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-08-02

Abstract

The invention discloses a steel pipe welding seam cleaning device, which belongs to the field of steel pipe production equipment and comprises a frame, a cutter, two cutters, a driving carrier roller, a driven carrier roller and a machine base; the driving carrier roller and the driven carrier roller are respectively connected with the frame, the driven carrier roller can move close to or far away from the driving carrier roller, the driving carrier roller and the driven carrier roller are arranged around the outside of the steel pipe, the machine base is in sliding connection with the frame, the machine base can slide close to or far away from the driving carrier roller, the first cutter and the second cutter are respectively in sliding connection with the machine base, and the first cutter and the second cutter can slide to be close to or far away from each other. The steel pipe weld joint cleaning equipment is reasonable in layout and high in working efficiency.

Description

Steel pipe welding seam cleaning equipment

Technical Field

The invention relates to the technical field of steel pipe production equipment, in particular to steel pipe weld joint cleaning equipment.

Background

The inner and outer surfaces of the spiral welded pipe form a convex welding seam after being formed. The end part of the steel pipe is provided with a socket part and a spigot part, and the steel pipe is connected with the steel pipe through the socket part and the spigot part. In order to ensure the tightness of the connection between the socket part and the spigot part of the steel pipe, the welding seams on the inner surface and the outer surface of the steel pipe need to be removed. Patent publication No. CN111730447A discloses a polishing and cleaning device for weld joints of spiral welded pipes, in which a cutter rotates circumferentially around a workpiece to be machined. The circumferential motion has a disadvantage of being unstable as compared with the linear motion, and thus may affect the machining accuracy of the workpiece. The patent with the publication number of CN216028309U discloses a steel pipe weld seam cleaning machine, which adopts the mode of steel pipe fixation and cutter movement. The cutter also needs to complete axial movement while rotating in the circumferential direction, and the complex movement mode of the cutter also influences the machining precision of the workpiece. In order to improve the processing quality of the workpiece, the existing equipment needs to be improved.

Disclosure of Invention

The invention aims to: in order to overcome the defects in the prior art, the invention provides a steel pipe weld joint cleaning device.

The technical scheme is as follows: in order to achieve the purpose, the steel pipe weld joint cleaning equipment comprises a frame, a cutter, two cutters, a driving carrier roller, a driven carrier roller and a machine base; the driving carrier roller and the driven carrier roller are respectively connected with the rack, the driven carrier roller can move close to or far away from the driving carrier roller, the driving carrier roller and the driven carrier roller are arranged around the outside of the steel pipe, the machine base is connected with the rack in a sliding mode, the machine base can slide close to or far away from the driving carrier roller, the cutter and the cutter are respectively connected with the machine base in a sliding mode, and the cutter can slide to be close to or far away from each other.

Preferably, the rack comprises a body and a portal frame which are connected with each other; the driving carrier rollers are distributed at the bottom of the portal frame, and the driven carrier rollers are distributed above the driving carrier rollers and connected with the portal frame through lifting cylinders.

Preferably, the frame further comprises two bases, and the driving carrier roller comprises a roller body, two roller bodies, a motor, two motors, three motors, a bracket, two brackets, a guide rail and a screw rod; the roller comprises a guide rail, two bases, a screw rod, two bases, a guide rail, a screw rod, a support, two supports, a motor, two rollers and a screw rod, wherein the guide rail is connected with the two bases, the screw rod is connected with the two bases in a rotating mode, the guide rail is arranged in parallel with the screw rod, the support, the two supports are connected with the guide rail in a sliding mode and are connected with the screw rod in a matching mode, the support and the two supports can slide in the opposite direction or in the opposite direction, the roller body is connected with the support in a rotating mode, the two roller bodies are connected with the two supports in a rotating mode, the motor is connected with the roller body in a driving mode, the two motors are connected with the two rollers in a driving mode, and the three motors are connected with the screw rod in a driving mode.

Preferably, the rack further comprises two guide rails and two screws, the two guide rails and the two screws are arranged in parallel, the base is connected with the two guide rails in a sliding mode and connected with the two screws in a matched mode, and the two screws are driven to rotate through four motors.

Preferably, the base is connected with three guide rails, three screw rods and five motors; the three guide rails are arranged in parallel with the three screw rods, the five motors are in driving connection with the three screw rods, and the first cutter and the second cutter are respectively in sliding connection with the three guide rails and are in matched connection with the three screw rods.

Preferably, the first cutter or the second cutter respectively comprises six motors, an outer shell, an inner shaft, a cutter and a sensor; the outer shell is connected with a machine base in a sliding mode, the inner shaft is connected to the inner cavity of the outer shell in a rotating mode, two ends of the inner shaft extend out of the outer shell, one end of the inner shaft is connected with the cutter, and the other end of the inner shaft is connected with the six motors; the sensor and the cutter are connected to the same end of the inner shaft.

Preferably, the device further comprises a housing; the housing is covered above the frame, and a movable cabin door is arranged on the housing.

The steel pipe weld joint cleaning equipment at least has the following technical effects: (1) when a welding seam is polished, the driving carrier roller and the driven carrier roller are used for driving the steel pipe to rotate, the first cutter and the second cutter move axially, namely, the spiral motion required by polishing the steel pipe is respectively decomposed into the steel pipe and the cutters, and the layout and the power output are more reasonable; (2) one roller body and two roller bodies in the driving carrier roller can slide in the opposite direction or in the opposite direction, so that the whole device can adapt to steel pipes with various calibers; (3) the sensors on the first cutter and the second cutter can accurately identify the welding line, and the processing is more precise.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a first viewing angle with the cover removed according to the present invention;

FIG. 3 is a schematic view of a second viewing angle after the cover is removed according to the present invention;

FIG. 4 is a schematic structural view of the present invention with the housing, gantry, and driven idler removed;

fig. 5 is a structural sectional view of the one-knife or two-knife according to the present invention.

In the figure, 1, a frame; 2. a cutter; 3. A second cutter; 4. a driving carrier roller; 5. a driven carrier roller; 6. a frame; 7. a body; 8. a gantry; 9. a lifting cylinder; 10. a second machine base; 11. a roller body; 12. a second roller body; 13. a motor; 14. a second motor; 15. three motors; 16. a support; 17. a second bracket; 18. a guide rail; 19. a screw; 20. two guide rails; 21. two screw rods; 22. four motors; 23. three guide rails; 24. three screws; 25. five motors; 26. six motors; 27. a housing; 28. an inner shaft; 29. a cutter; 30. a sensor; 31. a housing; 32. a hatch door.

Detailed Description

The principles and features of the present invention are described below in conjunction with fig. 1-5, which are provided by way of example only to illustrate the present invention and not to limit the scope of the present invention.

A steel pipe welding seam cleaning device comprises a frame 1, a cutter 2, a cutter 3, a driving carrier roller 4, a driven carrier roller 5, a machine base 6 and a housing 31.

The frame 1 comprises a body 7, a portal frame 8 and two bases 10. The bottom of the gantry 8 is connected to the upper surface of the body 7. The two bases 10 are arranged on the upper surface of the frame 1 and the bottom of the portal frame 8. The driving carrier rollers 4 are distributed at the bottom of the portal frame 8 and are connected with the body 7; the driven carrier roller 5 is distributed above the driving carrier roller 4 and is connected with the portal frame 8 through a lifting cylinder 9. The driven carrier roller 5 can be lifted upwards to enable the driven carrier roller 5 to be far away from the driving carrier roller 4, and a steel pipe is loosened; and the driven carrier roller 5 can also descend to be close to the driving carrier roller 4 to clamp the steel pipe. Specifically, the driving roller 4 includes a roller body 11, two roller bodies 12, a motor 13, two motors 14, three motors 15, a bracket 16, two brackets 17, a guide rail 18, and a screw 19. The number of the guide rails 18 is two, and the guide rails are fixed on the upper surfaces of the two machine bases 10 in parallel at intervals. The screw rod 19 is a roller screw rod, which is rotatably connected to the two bases 10 and is disposed parallel to a guide rail 18. The three motors 15 are fixedly connected to the two machine bases 10, and the three motors 15 are in driving connection with a screw rod 19. The roller body 11 is rotationally connected with a support 16, the motor 13 is fixedly connected with the support 16, and the motor 13 and the roller body 11 form driving connection through a belt and are used for driving the roller body 11 to rotate; the two roller bodies 12 are rotatably connected with two brackets 17, the two motors 14 are fixedly connected to the two brackets 17, and the two motors 14 and the two roller bodies 12 form driving connection through belts and are used for driving the two roller bodies 12 to rotate. The first bracket 16 and the second bracket 17 are respectively connected with a guide rail 18 in a sliding manner and are connected with a screw rod 19 in a matching manner. The first and

second supports

16, 17 are slidable towards and away from each other by a screw 19 to adjust the distance between the first and

second roller bodies

11, 12.

The body 7 is further connected with two guide rails 20 and two screws 21, specifically, the two guide rails 20 are connected to the upper surface of the body 7 in parallel at intervals, and the first guide rail 18 and the second guide rail 20 are arranged perpendicularly. The two screws 21 are arranged in parallel with the two guide rails 20. The first base 6 is connected with the two guide rails 20 in a sliding manner and is connected with the two screw rods 21 in a matching manner. The body 7 is further connected with a four-motor 22, and the four-motor 22 is in driving connection with the two-screw 21 and is used for driving the two-screw 21 to rotate. The first machine base 6 can slide along the two guide rails 20 under the driving of the two screws 21, and the first machine base 6 can slide to be close to the driving carrier roller 4 or to be far away from the driving carrier roller 4.

The machine base 6 is connected with a three-guide rail 23, a three-screw 24 and a five-motor 25. The three guide rails 23 and the three screws 24 are both vertically arranged, and the five motors 25 are fixedly connected to the base 6, are in driving connection with the three screws 24 and are used for driving the three screws 24 to rotate. The first cutter 2 and the second cutter 3 are respectively connected with the three guide rails 23 in a sliding manner and are connected with the three screw rods 24 in a matching manner. The first cutting knife 2 and the second cutting knife 3 can slide towards each other or back to back under the action of the three screws 24. The structure of the first cutter 2 is the same as that of the second cutter 3, wherein the first cutter 2 is used for grinding a welding seam on the inner wall of the steel pipe, and the second cutter 3 is used for grinding a welding seam on the outer wall of the steel pipe. The first cutting knife 2 or the second cutting knife 3 comprises six motors 26, an outer shell 27, an inner shaft 28, a cutter 29 and a sensor 30, the outer shell 27 is fixedly connected to the first base 6, the inner shaft 28 is rotatably connected inside the outer shell 27, two ends of the inner shaft 28 respectively extend out of the outer shell 27, one end of the inner shaft is connected with the six motors 26, the other end of the inner shaft is connected with the cutter 29, and the cutter 29 is a grinding cutter. To facilitate tracking of the weld, a sensor 30 is also connected to the end of the inner shaft 28 to which the cutter 29 is connected. The frame 1 is covered with a cover 31, and the cover 31 is provided with a movable cabin door 32, so that the safety of the whole device is provided.

In the scheme, the driving carrier roller 4 and the driven carrier roller 5 are used for driving the steel pipe to rotate, and the first cutter 2 and the second cutter 3 axially move; the two motions are combined into a spiral motion to be matched with the spiral welding seam.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A steel pipe welding seam cleaning device comprises a machine frame (1), a cutter (2) and a cutter (3); the method is characterized in that: the device also comprises a driving carrier roller (4), a driven carrier roller (5) and a machine seat (6); the driving carrier roller (4) and the driven carrier roller (5) are respectively connected with the frame (1), the driven carrier roller (5) can move to be close to or away from the driving carrier roller (4), the driving carrier roller (4) and the driven carrier roller (5) are arranged around the outside of a steel pipe, the machine base (6) is in sliding connection with the frame (1), the machine base (6) can slide to be close to or away from the driving carrier roller (4), the cutter (2) and the cutter (3) are respectively in sliding connection with the machine base (6), and the cutter (2) and the cutter (3) can slide to be close to or away from each other.

2. The steel pipe weld cleaning apparatus according to claim 1, characterized in that: the rack (1) comprises a body (7) and a portal frame (8) which are connected with each other; the driving carrier rollers (4) are distributed at the bottom of the portal frame (8), and the driven carrier rollers (5) are distributed above the driving carrier rollers (4) and are connected with the portal frame (8) through lifting cylinders (9).

3. The steel pipe weld cleaning apparatus according to claim 2, characterized in that: the machine frame (1) further comprises two machine bases (10), and the driving carrier roller (4) comprises a roller body (11), two roller bodies (12), a motor (13), two motors (14), three motors (15), a support (16), two supports (17), a guide rail (18) and a screw rod (19); the utility model discloses a rolling machine, including a guide rail (18), two frames (10), a screw rod (19) and two frames (10) swivelling joint, a guide rail (18) and a screw rod (19) parallel arrangement, a support (16), two supports (17) and a guide rail (18) sliding connection and with a screw rod (19) cooperation be connected, a support (16) and two supports (17) can slide in opposite directions or carry on the back mutually, a roll body (11) with a support (16) swivelling joint, two roll bodies (12) with two support (17) swivelling joint, a motor (13) and a roll body (11) drive are connected, two motor (14) and two roll body (12) drive are connected, three motor (15) and a screw rod (19) drive are connected.

4. The steel pipe weld cleaning apparatus according to claim 1, characterized in that: frame (1) still includes two guide rails (20) and two screw rods (21), two guide rails (20) and two screw rods (21) parallel arrangement, a frame (6) and two guide rails (20) sliding connection and with two screw rods (21) cooperation be connected, two screw rods (21) are rotatory through four motor (22) drives.

5. The steel pipe weld cleaning apparatus according to claim 1, characterized in that: the machine base (6) is connected with a three-guide rail (23), a three-screw rod (24) and a five-motor (25); the three guide rails (23) and the three screw rods (24) are arranged in parallel, the five motors (25) are in driving connection with the three screw rods (24), and the first cutter (2) and the second cutter (3) are respectively in sliding connection with the three guide rails (23) and are in matched connection with the three screw rods (24).

6. The steel pipe weld cleaning apparatus according to claim 1, characterized in that: the first cutting knife (2) or the second cutting knife (3) respectively comprises six motors (26), an outer shell (27), an inner shaft (28), a cutting tool (29) and a sensor (30); the outer shell (27) is connected with a machine base (6) in a sliding mode, the inner shaft (28) is connected with an inner cavity of the outer shell (27) in a rotating mode, two ends of the inner shaft (28) extend out of the outer shell (27), one end of the inner shaft is connected with the cutter (29), and the other end of the inner shaft is connected with the six motors (26); the sensor (30) is connected to the same end of the inner shaft (28) as the tool (29).

7. The steel pipe weld cleaning apparatus according to claim 1, characterized in that: further comprising a housing (31); the cover (31) is covered above the frame (1), and a movable cabin door (32) is arranged on the cover (31).