CN118287743A

CN118287743A - On-line cutting equipment for spiral welded pipe production

Info

Publication number: CN118287743A
Application number: CN202410726433.9A
Authority: CN
Inventors: 提云同; 姜军
Original assignee: Yantai Hengbang Steel Pipe Manufacturing Co ltd
Current assignee: Yantai Hengbang Steel Pipe Manufacturing Co ltd
Priority date: 2024-06-06
Filing date: 2024-06-06
Publication date: 2024-07-05

Abstract

The invention discloses online cutting equipment for spiral welded pipe production, which relates to the technical field of steel pipe cutting equipment and comprises a spiral welded pipe body, a cutting operation table and a plurality of groups of conveying devices for conveying the spiral welded pipe body, wherein support columns are welded at four corners of the cutting operation table, universal wheels with self-locking functions are fixedly arranged at the bottom ends of the support columns, a first rectangular groove is formed in the lower surface of the cutting operation table, a moving device is arranged in the first rectangular groove and is used for moving the cutting equipment left and right, and under the condition that the positions of two first position sensors are unchanged, the installation positions of the second position sensors are adjusted, so that spiral welded pipe bodies with different lengths can be cut, the device is wide in application range, and can be used for cutting without stopping, and the production efficiency of the device is improved.

Description

On-line cutting equipment for spiral welded pipe production

Technical Field

The invention relates to the technical field of steel pipe cutting equipment, in particular to online cutting equipment for spiral welded pipe production.

Background

The spiral welded pipe is produced by rolling low carbon structural steel or low alloy structural steel strip into pipe blanks according to a certain spiral angle and then welding pipe seams.

In the existing online production of spiral welded pipes, most of the spiral welded pipes are required to be cut by stopping, the production line is required to be stopped temporarily to stop running, the production speed is reduced, the production efficiency of the device is reduced, most of the cutting knife and a motor for driving the cutting knife are fixedly connected through bolts, and then the cutting knife needs to be detached and replaced when the cutting knife is unfavourable after being used for a long time, at the moment, an external tool is required to be used for screwing off the first bolt on the cutting knife, so that the disassembly efficiency is low, and the replacement efficiency of the cutting knife is reduced.

Disclosure of Invention

(One) solving the technical problems

Aiming at the defects of the prior art, the invention provides the online cutting equipment for the production of the spiral welded pipe, which solves the technical problems that in the online production of the existing spiral welded pipe, most of the online production of the spiral welded pipe needs to be cut by stopping, the production line needs to be temporarily stopped, the production speed is directly reduced, the production efficiency of the device is reduced, the cutting knife and a motor for driving the cutting knife are fixedly connected through bolts, and when the cutting knife is unfavorable after being used for a long time, the cutting knife needs to be detached and replaced, and at the moment, the bolts on the cutting knife need to be screwed off by using an external tool, so that the disassembly efficiency is low, and the replacement efficiency of the cutting knife is reduced.

(II) technical scheme

In order to achieve the above purpose, the invention is realized by the following technical scheme:

The online cutting equipment for spiral welded pipe production comprises a spiral welded pipe body, a cutting operation table and a plurality of groups of conveying devices for conveying the spiral welded pipe body, wherein supporting columns are welded at four corners of the cutting operation table, universal wheels with self-locking functions are fixedly arranged at the bottom ends of the supporting columns, a first rectangular groove is formed in the lower surface of the cutting operation table, and a moving device is arranged in the first rectangular groove and used for moving the cutting equipment left and right;

the device comprises a moving device, a fixing ring, a height adjusting device, a cutting device and a cutting device, wherein the moving device is provided with a U-shaped moving plate, the fixing ring is arranged below the U-shaped moving plate, and the height adjusting device is arranged between the fixing ring and the U-shaped moving plate and used for adjusting the height of the cutting device;

The left surface of the fixing ring is provided with a clamping device which is used for clamping the spiral welded pipe;

The right surface center of the fixed ring is provided with a T-shaped chute, the T-shaped chute is circular, and a rotating device is arranged in the T-shaped chute and is used for rotating the cutting equipment;

The rotating device is provided with two second fixing plates which are correspondingly arranged, the deviating ends of the two second fixing plates are fixedly provided with second hydraulic telescopic rods through first screws, the two second hydraulic telescopic rods are in mirror image arrangement, the telescopic ends of the two second hydraulic telescopic rods slide to penetrate through the inner surfaces of the second fixing plates, the telescopic ends of the two second hydraulic telescopic rods are fixedly provided with mounting boxes, the two mounting boxes are in mirror image arrangement, and cutting equipment is arranged in the two mounting boxes and used for cutting spiral welded pipes;

The controller is fixedly arranged at the rear end of the left side of the cutting operation table, a processor is arranged in the controller, and the two second hydraulic telescopic rods are electrically connected with the controller.

Preferably, the moving device comprises two first screw rods, two ends of each of the two first screw rods are rotatably arranged on the left inner wall and the right inner wall of the first rectangular groove, the two first screw rods are correspondingly arranged, and the outer surfaces of the two first screw rods are in sleeved threaded connection with a U-shaped moving plate;

The belt wheels are fixedly arranged on the left sides of the outer surfaces of the two first screw rods in a sleeved mode, and are correspondingly arranged and connected through belt transmission;

the left side of the cutting operation table is fixedly provided with a first servo motor corresponding to the first screw rod at the front side through a second screw, the output end of the first servo motor penetrates into the first rectangular groove in a rotating mode and is fixedly connected with the left end of the first screw rod at the front side, and the first servo motor is electrically connected with the controller.

Preferably, the height adjusting device comprises two second screw rods, the two second screw rods are correspondingly connected inside the groove of the U-shaped movable plate in a front-back threaded mode, the two second screw rods are located at one end of the groove, nuts are connected with the two second screw rods in a threaded mode, the two second screw rods are located at one end of the lower surface of the U-shaped movable plate, the nuts are connected with the same nuts in a threaded mode, anti-loosening gaskets are arranged between the nuts and the inner surface of the groove of the U-shaped movable plate and the lower surface of the U-shaped movable plate, the anti-loosening gaskets are sleeved on the outer surface of the second screw rods, and the bottom ends of the two second screw rods are fixedly connected with fixing rings.

Preferably, the clamping device comprises three first fixing plates, the three first fixing plates are annularly equidistantly arranged on the left outer surface of the fixing ring through first bolts, first hydraulic telescopic rods are fixedly arranged on the outer surfaces of the three first fixing plates, the telescopic ends of the first hydraulic telescopic rods penetrate through the inner surfaces of the first fixing plates in a sliding mode, arc clamping plates are fixedly arranged on one ends of the inner surfaces of the first fixing plates, anti-slip layers are arranged on the inner surfaces of the arc clamping plates, and the three first fixing plates are electrically connected with the controller.

Preferably, the rotating device comprises a T-shaped sliding plate, the T-shaped sliding plate is slidably arranged in the T-shaped sliding groove, the T-shaped sliding plate is circular in shape, the right surface of the T-shaped sliding plate extends out of the outer surface of the T-shaped sliding groove, and one end of the outer surface of the T-shaped sliding plate, which is positioned on the T-shaped sliding groove, is fixedly sleeved with a toothed ring;

The rear side of the top end of the outer surface of the fixed ring is fixedly provided with a third servo motor through a second bolt, the output end of the third servo motor is fixedly sleeved with a gear, and the gear is meshed with the toothed ring;

The T-shaped sliding plate is located on two sides of one end of the outer surface of the T-shaped sliding groove and is fixedly connected with a second fixing plate through a third bolt, the two second fixing plates are located on the right side of the toothed ring, and the third servo motor is electrically connected with the controller.

Preferably, the cutting device comprises two cutter discs, the two cutter discs are correspondingly arranged in two mounting boxes, the right surfaces of the two mounting boxes are fixedly provided with second servo motors for driving the cutter discs through third screws, and the output ends of the second servo motors penetrate through the inside of the mounting boxes in a rotating mode;

Wherein, all be provided with joint device between two second servo motor's output and the cutter disc, joint device is used for carrying out quick installation or dismantlement to the cutter disc, two second servo motor and controller electric connection.

Preferably, the clamping device comprises a second rectangular groove, the second rectangular groove is formed in the middle position of the output end of the second servo motor, semicircular limiting grooves are symmetrically formed in the middle positions of the upper side and the lower side of the second rectangular groove, rectangular blocks matched with the second rectangular groove are movably inserted into the second rectangular groove, semicircular limiting strips are fixedly arranged at the positions, corresponding to the semicircular limiting grooves, of the upper side and the lower side of the rectangular block, and the semicircular limiting strips are in sliding connection with the inner walls of the semicircular limiting grooves;

Wherein, transversely seted up first rectangle through-hole on the rectangular piece, seted up the second rectangle through-hole on the output of second servo motor in the position that corresponds first rectangle through-hole, and the inside slidable mounting of second rectangle through-hole has the pull ring, and the mounting groove has been seted up to the bilateral symmetry of pull ring, and the equal fixed mounting of two mounting groove insides has the pull ring.

Preferably, the output end of the second servo motor is sleeved with a lantern ring in a sliding manner, the inner surface of the lantern ring is attached to the outer surface of the output end of the second servo motor, sliding rods are symmetrically and slidably arranged on the upper side and the lower side of the lantern ring, and one side, away from the opening end of the second rectangular groove, of the two sliding rods is fixedly connected with the inner wall of the installation box;

Two compression springs are fixedly connected between one side of the collar, which is far away from the opening end of the second rectangular groove, and the inner wall of the installation box, and the two compression springs are respectively sleeved on the outer surface of the sliding rod;

the left and right sides of the lantern ring are symmetrically and fixedly provided with deflector rods, and the left and right ends of one side of the rectangular limiting rod, which is away from the opening end of the second rectangular groove, are cambered surfaces.

Preferably, three inductive speed sensors are uniformly and fixedly arranged on the inner surface of the support column at the front end of the left side, and the three inductive speed sensors are electrically connected with the controller;

The two corresponding ends of the two support columns positioned on the right side are correspondingly and fixedly provided with first position sensors, and the two first position sensors are electrically connected with the controller;

The second position sensor is fixedly arranged on the inner wall of the first rectangular groove corresponding to the groove position of the U-shaped movable plate through a fourth screw, and the second position sensor is electrically connected with the controller.

Preferably, the outer surface of the fixed ring is fixedly connected with a transparent annular protective cover for collecting scraps generated by cutting, a chip removing pipe communicated with the inside of the transparent annular protective cover is fixedly arranged in the middle of the bottom end of the transparent annular protective cover, and a valve is arranged on the outer surface of the chip removing pipe;

the output end of the third servo motor is rotationally connected with the transparent annular protective cover.

(III) beneficial effects

1. The on-line cutting equipment for spiral welded pipe production is characterized in that due to the arrangement of the two first position inductors and the second position inductor, under the condition that the positions of the two first position inductors are unchanged, after the spiral welded pipe body moves to a position between the two first position inductors, the two first position inductors transmit data information to the controller, the controller controls the three first hydraulic telescopic rods to be started quickly, then the spiral welded pipe is clamped and fixed through the arc clamping plate, meanwhile, the three inductive speed sensors transmit detection data information to the processor in the controller, the processor analyzes the detection data information of the three inductive speed sensors, so that the moving speed of the spiral welded pipe body can be conveniently and accurately obtained, the processor starts the output end of the first servo motor to rotate through the controller, the output end of the first servo motor is reversely rotated after the cutting is completed, so that the fixed ring is returned to the position of the second position sensor, the second position sensor is used for determining whether the fixed ring is returned to the original position or not, and the reciprocating motion is performed through the steps, so that the cutting operation can be performed on the spiral welding pipe body in batch automatically, in addition, under the condition that the positions of the two first position sensors are unchanged, the installation positions of the second position sensors are adjusted, the spiral welding pipe body with different lengths can be cut, the device has wide application range, and then make the device can use cutting equipment to cut work in the circumstances of not stopping to the production efficiency of the device has been improved.

2. This spiral welded pipe production online cutting equipment through being provided with mobile device, and the output rotation of first servo motor drives the first lead screw that is connected rather than rotating, and then drives the first lead screw that is located the rear side through the belt and rotate, and then rotates through two first lead screws and drive and move about its threaded connection U-shaped movable plate, and then through the setting of two first lead screws for this removal is more steady, makes the cutting more accurate, and then has improved the stability and the accuracy of device.

3. This spiral welded pipe production on-line cutting equipment is through being provided with high adjusting device for the device can be according to the diameter difference of spiral welded pipe body, adjusts the upper and lower height of solid fixed ring, makes gu fixed ring and the axial lead of the spiral welded pipe body that will cut overlap mutually, makes the device application range wider, and then has improved the device usability.

4. This spiral welded pipe production on-line cutting equipment, through being provided with rotary device, the output of third servo motor rotates and drives the gear rotation, and then drive the toothed ring rotation rather than meshing connection in step, and then drive T shape slide in the inside rotation of T shape spout, and then drive two cutting equipment on the T shape slide and solid fixed ring's centre of a circle be the center and do circular motion, and then make solid fixed ring in the right side removal, rotate the spiral welded pipe body through two cutting equipment and cut, make the device design benefit, it is convenient to use, and owing to be provided with two cutting equipment, and then cut the work to spiral welded pipe body simultaneously through two cutting equipment, make the device cutting efficiency high, and then improved the production efficiency of the device.

5. This spiral welded pipe production on-line cutting equipment, through being provided with the joint device, stir two driving levers and remove to compression spring one end, can drive the lantern ring and remove to compression spring one end on second servo motor's output surface and two slide bars respectively, and then can make two compression springs receive extrusion deformation and shrink, make the position of second rectangle through-hole leak, the rethread pull ring is pulled out the rectangle gag lever post from the second rectangle through-hole, the rectangle gag lever post is not spacing the rectangle piece this moment, can separate rectangle piece and second rectangle groove, and then can realize dismantling the cutter disc fast for the device convenient operation, and then improved the dismantlement efficiency to the cutter disc.

6. This spiral welded tube production on-line cutting equipment, because the setting of semi-circular spacing and semi-circular spacing groove, first rectangle through-hole and second rectangle through-hole dislocation appear after avoiding the installation, need dismantle the back and install again, and then make the installation accuracy of rectangle piece and second rectangular channel higher, and then improved the installation effectiveness of cutter disc.

7. This spiral welded pipe production on-line cutting equipment is because both ends are the cambered surface setting about the open end one side that the rectangle gag lever post deviates from the second rectangular channel for after the rectangle gag lever post inserts second rectangle through-hole and inside the first rectangle through-hole, the both ends that need not deliberately make the rectangle gag lever post are in same horizontal plane with the output surface of second servo motor, and then when can promote the lantern ring through the resilience force of two compression springs and recover, rethread cambered surface is located the intermediate position with the rectangle gag lever post, appears blocking the phenomenon when avoiding the lantern ring to recover simultaneously, make the reliability of the device good, further improved cutter disc's installation effectiveness.

8. This spiral welded tube production online cutting equipment, owing to the setting of transparent annular protection casing, not only can prevent the piece that produces in the cutting process and fly in disorder, can carry out effectual collection to the piece that produces moreover, then discharge through the chip removal pipe, can be more high-efficient and conveniently carry out the clean work after processing, and then make the device be convenient for collect the piece that produces in the cutting.

9. This spiral welded pipe production on-line cutting equipment, because transparent annular protection casing sets up on solid fixed ring, and then makes transparent annular protection casing can only control the removal along with solid fixed ring, can not rotate along with rotating device together, and then reduced the energy consumption, practiced thrift the cost, and then improved rotating device's work efficiency.

Drawings

The foregoing description is only an overview of the present invention, and is intended to provide a better understanding of the present invention, as it is embodied in the following description, with reference to the preferred embodiments of the present invention and the accompanying drawings.

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic view of the bottom structure of the present invention;

FIG. 3 is a schematic view showing the bottom view of the cutting table according to the present invention;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A;

FIG. 5 is a schematic side view of a retaining ring according to the present invention;

FIG. 6 is an enlarged schematic view of the structure of FIG. 5B;

FIG. 7 is a schematic diagram of the internal side view of the transparent annular shield of the present invention;

FIG. 8 is an enlarged schematic view of FIG. 7 at C;

FIG. 9 is a schematic diagram showing a side view of the split structure of the invention between the retaining ring, the T-shaped slide plate and the transparent annular shield;

FIG. 10 is a schematic view of the internal top view of the mounting box of the present invention;

FIG. 11 is an enlarged schematic view of the structure of FIG. 10 at D;

FIG. 12 is a schematic side elevational view of the cutter disc of the present invention;

FIG. 13 is a schematic diagram of the internal side view of the mounting case of the present invention;

fig. 14 is an enlarged schematic view of fig. 13 at E.

Legend description: 1. a spiral welded pipe body; 2. a conveying device; 3.a cutting operation table; 4. a universal wheel; 5. a fixing ring; 6. a transparent annular shield; 7. a first position sensor; 8. a controller; 9. a first servo motor; 10. a U-shaped moving plate; 11. a first screw rod; 12. a first rectangular groove; 13. an inductive speed sensor; 14. a second position sensor; 15. a belt wheel; 16. a second screw rod; 17. a nut; 18. a cutter disc; 19. a first hydraulic telescoping rod; 20. a first fixing plate; 21. an arc clamping plate; 22. a second fixing plate; 23. a second servo motor; 24. a gear; 25. a toothed ring; 26. a T-shaped slide plate; 27. a third servo motor; 28. t-shaped sliding grooves; 29. a second hydraulic telescoping rod; 30. a mounting box; 31. a compression spring; 32. a slide bar; 33. a deflector rod; 34. a collar; 35. rectangular blocks; 36. a first rectangular through hole; 37. a semicircular limit bar; 38. a second rectangular groove; 39. a semicircular limit groove; 40. a second rectangular through hole; 41. a rectangular limit rod; 42. a pull ring; 43. a mounting groove; 44. a belt.

Detailed Description

The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention are included in the protection scope of the present invention.

Referring to fig. 1-3 and 9, the present invention provides a new technical solution: the online cutting equipment for spiral welded pipe production comprises a spiral welded pipe body 1, a cutting operation table 3 and a plurality of groups of conveying devices 2 for conveying the spiral welded pipe body 1, wherein the number of the groups of conveying devices 2 can be determined according to actual conditions, the conveying devices 2 are existing equipment, support columns are not described in detail herein, the four corners of the cutting operation table 3 are welded with the support columns, universal wheels 4 with self-locking functions are fixedly arranged at the bottom ends of the support columns, a first rectangular groove 12 is formed in the lower surface of the cutting operation table 3, and a moving device is arranged in the first rectangular groove 12 and used for moving the cutting equipment left and right;

the moving device is provided with a U-shaped moving plate 10, a fixed ring 5 is arranged below the U-shaped moving plate 10, and a height adjusting device is arranged between the fixed ring 5 and the U-shaped moving plate 10 and is used for adjusting the height of cutting equipment;

wherein, the left surface of the fixed ring 5 is provided with a clamping device which is used for clamping the spiral welded pipe;

The right surface center of the fixed ring 5 is provided with a T-shaped chute 28, the T-shaped chute 28 is circular, and a rotating device is arranged in the T-shaped chute 28 and is used for rotating the cutting equipment;

The rotating device is provided with two second fixing plates 22, the two second fixing plates 22 are correspondingly arranged, the deviating ends of the two second fixing plates 22 are fixedly provided with second hydraulic telescopic rods 29 through first screws, the two second hydraulic telescopic rods 29 are in mirror image arrangement, the telescopic ends of the two second hydraulic telescopic rods 29 slide to penetrate through the inner surfaces of the second fixing plates 22, the telescopic ends of the two second hydraulic telescopic rods 29 are fixedly provided with mounting boxes 30, the two mounting boxes 30 are in mirror image arrangement, cutting equipment is arranged in the two mounting boxes 30 and used for cutting spiral welded pipes;

The controller 8 is fixedly mounted at the rear left end of the cutting operation table 3, a processor is arranged in the controller 8, and two second hydraulic telescopic rods 29 are electrically connected with the controller 8.

Referring to fig. 3 to 4, in a preferred embodiment, the moving device includes two first screw rods 11, two ends of the two first screw rods 11 are rotatably mounted on left and right inner walls of the first rectangular groove 12, the two first screw rods 11 are correspondingly arranged, and the outer surfaces of the two first screw rods 11 are sleeved with a U-shaped moving plate 10 in a threaded connection manner;

The belt wheels 15 are fixedly arranged on the left sides of the outer surfaces of the two first screw rods 11 in a sleeved mode, the two belt wheels 15 are correspondingly arranged, and the two belt wheels 15 are in transmission connection through a belt 44;

The position of the left side of the cutting operation table 3 corresponding to the front side first screw rod 11 is fixedly provided with a first servo motor 9 through a second screw, the output end of the first servo motor 9 penetrates into the first rectangular groove 12 in a rotating mode and is fixedly connected with the left end of the front side first screw rod 11, and the first servo motor 9 is electrically connected with the controller 8.

In this embodiment: the output end of the first servo motor 9 rotates to drive the first screw rod 11 connected with the first servo motor to rotate, and then the belt 44 drives the first screw rod 11 positioned at the rear side to rotate, and then the two first screw rods 11 rotate to drive the U-shaped movable plate 10 connected with the first screw rods to move left and right, and then the two first screw rods 11 are arranged, so that the movement is stable, the cutting is accurate, and the stability and the accuracy of the device are improved.

Referring to fig. 5, in a preferred embodiment, the height adjusting device includes two second screw rods 16, the two second screw rods 16 are correspondingly screwed in the grooves of the U-shaped moving plate 10, the two second screw rods 16 are located at one end of the grooves, the two second screw rods 16 are connected with nuts 17 in a threaded manner, the two second screw rods 16 are located at one end of the lower surface of the U-shaped moving plate 10, the nuts 17 are connected with the same nuts 17 in a threaded manner, anti-loosening gaskets are respectively arranged between the nuts 17 and the inner surfaces of the grooves of the U-shaped moving plate 10 and the lower surface of the U-shaped moving plate 10, the anti-loosening gaskets are sleeved on the outer surfaces of the second screw rods 16, and the bottom ends of the two second screw rods 16 are fixedly connected with the fixing ring 5.

In this embodiment: the device can adjust the upper and lower heights of the fixed ring 5 according to the different diameters of the spiral welded pipe body 1, so that the fixed ring 5 is overlapped with the axial lead of the spiral welded pipe body 1 to be cut, the application range of the device is wider, and the usability of the device is improved.

Referring to fig. 5-6, in a preferred embodiment, the clamping device includes three first fixing plates 20, the three first fixing plates 20 are fixedly mounted on the left outer surface of the fixing ring 5 by first bolts at equal distances in a circumferential direction, first hydraulic telescopic rods 19 are fixedly mounted on the outer surfaces of the three first fixing plates 20, an arc clamping plate 21 is fixedly mounted on one end of the inner surface of the first fixing plates 20 through which the telescopic ends of the first hydraulic telescopic rods 19 pass, and an anti-slip layer is arranged on the inner surface of the arc clamping plate 21, and the three first fixing plates 20 are electrically connected with the controller 8.

In this embodiment: the spiral welded pipe body 1 is clamped through the three arc clamping plates 21, so that the accuracy and stability of cutting the spiral welded pipe body 1 are improved.

Referring to fig. 7-9, in a preferred embodiment, the rotating device includes a T-shaped slide plate 26, the T-shaped slide plate 26 is slidably mounted in the T-shaped chute 28, the T-shaped slide plate 26 is circular in shape, the right surface of the T-shaped slide plate 26 extends out of the outer surface of the T-shaped chute 28, and one end of the T-shaped slide plate 26 located at the outer surface of the T-shaped chute 28 is fixedly sleeved with a toothed ring 25;

The rear side of the top end of the outer surface of the fixed ring 5 is fixedly provided with a third servo motor 27 through a second bolt, the output end of the third servo motor 27 is fixedly sleeved with a gear 24, and the gear 24 is meshed with the toothed ring 25;

The two sides of one end of the outer surface of the T-shaped sliding plate 26, which is located on the T-shaped sliding slot 28, are fixedly connected with the second fixing plates 22 through third bolts, the two second fixing plates 22 are located on the right side of the toothed ring 25, and the third servo motor 27 is electrically connected with the controller 8.

In this embodiment: the output end of the third servo motor 27 rotates to drive the gear 24 to rotate, and then synchronously drives the toothed ring 25 which is meshed with the gear to rotate, and then drives the T-shaped sliding plate 26 to rotate in the T-shaped sliding groove 28, and then drives the two cutting devices on the T-shaped sliding plate 26 and the circle center of the fixed ring 5 to do circular motion as the center, and then the fixed ring 5 moves to the right side, and the spiral welded pipe body 1 is cut through the rotation of the two cutting devices, so that the device is ingenious in design and convenient to use, and due to the fact that the two cutting devices are arranged, the spiral welded pipe body 1 is cut through the two cutting devices at the same time, so that the device is high in cutting efficiency, and further the production efficiency of the device is improved.

Referring to fig. 7-9, in a preferred embodiment, the cutting apparatus includes two cutter discs 18, the two cutter discs 18 being disposed inside two mounting boxes 30, the right surfaces of the two mounting boxes 30 being fixedly mounted with a second servo motor 23 for driving the cutter discs 18 by means of a third screw, and the output end of the second servo motor 23 being rotated to penetrate into the inside of the mounting boxes 30;

Wherein, all be provided with the clamping device between the output of two second servo motors 23 and cutter disc 18, the clamping device is used for carrying out quick installation or dismantlement to cutter disc 18, two second servo motors 23 and controller 8 electric connection.

In this embodiment: the cutter disc 18 detachably connected with the two second servo motors 23 is driven to rotate respectively through synchronous rotation of the output ends of the two second servo motors, and the spiral welded pipe body 1 is cut through the two cutter discs 18, so that the cutting efficiency of the device is high, and the production efficiency of the device is improved.

Referring to fig. 10-14, in a preferred embodiment, the clamping device includes a second rectangular slot 38, the second rectangular slot 38 is provided at a middle position of an output end of the second servo motor 23, semicircular limit slots 39 are symmetrically provided at middle positions of upper and lower sides of the second rectangular slot 38, a rectangular block 35 adapted to the second rectangular slot 38 is movably inserted into the second rectangular slot 38, semicircular limit strips 37 are fixedly installed at positions of upper and lower sides of the rectangular block 35 corresponding to the semicircular limit slots 39, and the semicircular limit strips 37 are slidably connected with inner walls of the semicircular limit slots 39;

The rectangular block 35 is transversely provided with a first rectangular through hole 36, the output end of the second servo motor 23 is provided with a second rectangular through hole 40 corresponding to the first rectangular through hole 36, the inside of the second rectangular through hole 40 is slidably provided with a pull ring 42, two sides of the pull ring 42 are symmetrically provided with mounting grooves 43, and the pull ring 42 is fixedly mounted in each of the two mounting grooves 43.

Further, a collar 34 is sleeved and slidably mounted on the output end of the second servo motor 23, the inner surface of the collar 34 is attached to the outer surface of the output end of the second servo motor 23, sliding rods 32 are symmetrically slidably mounted on the upper side and the lower side of the collar 34, and one side, away from the opening end of the second rectangular groove 38, of the two sliding rods 32 is fixedly connected with the inner wall of the mounting box 30;

wherein, two compression springs 31 are fixedly connected between one side of the collar 34 far away from the opening end of the second rectangular groove 38 and the inner wall of the installation box 30, and the two compression springs 31 are respectively sleeved on the outer surface of the slide rod 32;

Wherein, the toggle 33 is symmetrically and fixedly installed on the left and right sides of the collar 34, and the left and right ends of the rectangular limiting rod 41, which are away from the open end of the second rectangular groove 38, are cambered surfaces.

In this embodiment: toggle two driving levers 33 to compression spring 31 one end and remove, can drive the lantern ring 34 and remove to compression spring 31 one end on second servo motor 23's output surface and two slide bars 32 respectively, and then can make two compression springs 31 receive extrusion deformation and shrink, make the position of second rectangle through-hole 40 leak, rethread pull ring 42 is with rectangle gag lever post 41 from second rectangle through-hole 40 pull out, rectangle gag lever post 41 is not spacing rectangle piece 35 this moment, can separate rectangle piece 35 and second rectangular channel 38, and then can realize dismantling fast to cutter disc 18, make the device convenient operation, and then improved the dismantlement efficiency to cutting knife disc 18.

Further, because both ends are the cambered surface setting about the open end one side that rectangle gag lever post 41 deviates from second rectangular channel 38 for after rectangle gag lever post 41 inserts second rectangle through-hole 40 and inside first rectangle through-hole 36, need not deliberately make the both ends of rectangle gag lever post 41 be in same horizontal plane with the output surface of second servo motor 23, and then when can promote lantern ring 34 through the resilience force of two compression springs 31 and recover, rethread cambered surface is located the intermediate position with rectangle gag lever post 41, avoid the lantern ring 34 to appear blocking the phenomenon when recovering simultaneously, make the reliability of the device good, further improved cutter disc 18's installation effectiveness.

Referring to fig. 3-4, in a preferred embodiment, three inductive speed sensors 13 are uniformly and fixedly mounted on the inner surface of the support column at the front end of the left side, and the three inductive speed sensors 13 are electrically connected with the controller 8;

The corresponding ends of the two support columns positioned on the right side are correspondingly and fixedly provided with first position sensors 7, and the two first position sensors 7 are electrically connected with a controller 8;

wherein, the second position sensor 14 is fixedly installed on the inner wall of the first rectangular groove 12 corresponding to the groove position of the U-shaped moving plate 10 through a fourth screw, and the second position sensor 14 is electrically connected with the controller 8.

In this embodiment: due to the arrangement of the two first position sensors 7 and the second position sensor 14, under the condition that the positions of the two first position sensors 7 are unchanged, after the spiral welding pipe body 1 moves to a position between the two first position sensors 7, the two first position sensors 7 transmit data information to the controller 8, the controller 8 controls the three first hydraulic telescopic rods 19 to be quickly started, the spiral welding pipe is clamped and fixed through the arc clamping plate 21, meanwhile, the three inductance type speed sensors 13 transmit detection data information to a processor in the controller 8, the processor analyzes the detection data information of the three inductance type speed sensors 13, so that the moving speed of the spiral welding pipe body 1 can be conveniently and accurately obtained, the processor starts the output end of the first servo motor 9 to rotate through the controller 8, the rotation speed of the output end of the first servo motor 9 is controlled, so that the moving speed and the reverse direction of the fixed ring 5 and the spiral welded pipe body 1 are the same, the fixed ring 5 cuts the spiral welded pipe body 1 through the cutting equipment on the fixed ring 5 in the moving process, after the cutting is finished, the output end of the first servo motor 9 is reversely rotated, the fixed ring 5 is returned to the position of the second position sensor 14, whether the fixed ring 5 is returned to the original position is further determined by the second position sensor 14, the spiral welded pipe body 1 can be cut automatically in batches through the reciprocating motion of the previous step, in addition, the installation position of the second position sensor 14 is adjusted, the spiral welded pipe body 1 with different lengths can be cut, the device has wide application range, and then make the device can use cutting equipment to cut work in the circumstances of not stopping to the production efficiency of the device has been improved.

Referring to fig. 1, 7 and 9, in a preferred embodiment, a transparent annular protective cover 6 for collecting chips generated by cutting is fixedly connected to the outer surface of the fixed ring 5, a chip removing pipe communicated with the inside of the transparent annular protective cover 6 is fixedly installed at the middle position of the bottom end of the transparent annular protective cover 6, and a valve is arranged on the outer surface of the chip removing pipe;

Wherein the output end of the third servo motor 27 is rotatably connected with the transparent annular protective cover 6.

In this embodiment: due to the arrangement of the transparent annular protective cover 6, not only can the fragments generated in the cutting process be prevented from flying in disorder, but also the generated fragments can be effectively collected, and then discharged through the chip discharging pipe, so that the cleaning work after processing can be more efficiently and conveniently carried out, and further the device is convenient for collecting the fragments generated in the cutting.

Further, because the transparent annular protective cover 6 is arranged on the fixed ring 5, the transparent annular protective cover 6 can only move left and right along with the fixed ring 5 and can not rotate along with the rotating device, so that the energy consumption is reduced, the cost is saved, and the working efficiency of the rotating device is improved.

Further, the inductive speed sensor 13, the position sensor, and the controller 8 in the present invention are all related art and are not described herein.

Working principle: when the spiral welded pipe is produced into the online cutting equipment, the produced spiral welded pipe body 1 uniformly moves from the plurality of groups of conveying devices 2 to the direction close to the cutting operation table 3, the spiral welded pipe body 1 sequentially passes through the fixed ring 5 and the transparent annular protective cover 6 to continue to move to the right, due to the arrangement of the two first position sensors 7 and the second position sensor 14, under the condition that the positions of the two first position sensors 7 are unchanged, after the spiral welded pipe body 1 moves to the position between the two first position sensors 7, the two first position sensors 7 transmit data information to the controller 8, the controller 8 controls three first hydraulic telescopic rods 19 to be quickly started, the spiral welded pipe is clamped and fixed through the arc-shaped clamping plates 21, meanwhile, the three inductive speed sensors 13 transmit detected data information to a processor in the controller 8, the processor analyzes the data information detected by the three inductive speed sensors 13, so as to accurately obtain the moving speed of the spiral welded pipe body 1, the processor starts the output end of the first servo motor 9 to rotate through the controller 8, the rotating speed of the output end of the first servo motor 9 is controlled, the moving speed and the rotating direction of the fixed ring 5 and the moving speed of the spiral welded pipe body 1 are the same, the fixed ring 5 cuts the spiral welded pipe body 1 through the cutting equipment on the fixed ring 5 in the moving process, after the cutting is finished, the output end of the first servo motor 9 is reversely rotated, the fixed ring 5 is returned to the position of the second position sensor 14, whether the fixed ring 5 is returned to the original position is determined through the second position sensor 14, and then the fixed ring 5 is reciprocated through the previous step, so that the cutting operation can be automatically performed on the spiral welded pipe body 1 in batches, in addition, under the condition that the positions of the two first position sensors 7 are unchanged, the installation positions of the second position sensors 14 are adjusted, so that the spiral welded pipe body 1 with different lengths can be cut, the device is wide in application range, and the device can cut by using cutting equipment under the condition of no shutdown, so that the production efficiency of the device is improved;

Further, by the aid of the moving device, the output end of the first servo motor 9 rotates to drive the first screw rod 11 connected with the first servo motor to rotate, the first screw rod 11 positioned at the rear side is driven to rotate by the belt 44, the two first screw rods 11 rotate to drive the U-shaped moving plate 10 connected with the first screw rod to move left and right in a threaded mode, the two first screw rods 11 are arranged, the movement is stable, cutting is accurate, and stability and accuracy of the device are improved;

Furthermore, by arranging the height adjusting device, the device can adjust the upper and lower heights of the fixed ring 5 according to different diameters of the spiral welded pipe body 1, so that the fixed ring 5 is overlapped with the axis line of the spiral welded pipe body 1 to be cut, the device has wider application range, and the usability of the device is improved;

further, through being provided with rotary device, the output rotation of third servo motor 27 drives gear 24 and rotates, and then synchronous drive is rotated rather than the toothed ring 25 that the meshing is connected, and then drive T shape slide 26 and rotate in the inside of T shape spout 28, and then drive two cutting equipment on the T shape slide 26 and the centre of a circle of solid fixed ring 5 as the centre and do circular motion, and then make solid fixed ring 5 in the right side removal, cut spiral welded tube body 1 through two cutting equipment rotations, make the device design ingenious, it is convenient to use, and owing to be provided with two cutting equipment, and then cut spiral welded tube body 1 simultaneously through two cutting equipment, make the device cutting efficiency high, and then improved the production efficiency of the device;

Further, by being provided with a clamping device, the two deflector rods 33 are shifted to one end of the compression spring 31, the lantern ring 34 is driven to move to one end of the compression spring 31 on the outer surface of the output end of the second servo motor 23 and the two sliding rods 32 respectively, the two compression springs 31 are further contracted by extrusion deformation, the position of the second rectangular through hole 40 is leaked, the rectangular limiting rod 41 is pulled out of the second rectangular through hole 40 through the pull ring 42, at the moment, the rectangular limiting rod 41 does not limit the rectangular block 35, the rectangular block 35 can be separated from the second rectangular groove 38, and further, the cutter disc 18 can be rapidly disassembled, so that the device is convenient to operate, and the disassembly efficiency of the cutter disc 18 is improved;

Further, due to the arrangement of the semicircular limiting strips 37 and the semicircular limiting grooves 39, dislocation of the first rectangular through holes 36 and the second rectangular through holes 40 after installation is avoided, and the rectangular blocks 35 and the second rectangular grooves 38 are required to be installed again after disassembly, so that the installation accuracy of the cutter disc 18 is higher, and the installation efficiency of the cutter disc 18 is improved;

further, since the left and right ends of the rectangular limit rod 41, which are opposite to the opening end side of the second rectangular groove 38, are cambered surfaces, after the rectangular limit rod 41 is inserted into the second rectangular through hole 40 and the first rectangular through hole 36, the two ends of the rectangular limit rod 41 and the surface of the output end of the second servo motor 23 are not required to be positioned on the same horizontal plane, and when the lantern ring 34 is pushed to recover by the resilience force of the two compression springs 31, the rectangular limit rod 41 is positioned on the middle position through the cambered surfaces, and meanwhile, the clamping phenomenon is avoided when the lantern ring 34 is recovered, so that the reliability of the device is good, and the installation efficiency of the cutter disc 18 is further improved;

Furthermore, due to the arrangement of the transparent annular protective cover 6, not only can the fragments generated in the cutting process be prevented from flying in disorder, but also the generated fragments can be effectively collected and then discharged through the chip discharging pipe, so that the cleaning work after processing can be more efficiently and conveniently carried out, and the device is convenient for collecting the fragments generated in the cutting process;

Although 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 alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Spiral welded pipe production on-line cutting equipment, including spiral welded pipe body (1), cutting operation panel (3) and be used for carrying out multiunit conveyor (2) of conveying to spiral welded pipe body (1), four corners of cutting operation panel (3) all weld the support column, and the equal fixed mounting in support column bottom has universal wheel (4) that have the auto-lock function, its characterized in that: the lower surface of the cutting operation table (3) is provided with a first rectangular groove (12), and a moving device is arranged in the first rectangular groove (12) and used for moving the cutting equipment left and right;

the cutting device comprises a moving device, a fixed ring (5) and a height adjusting device, wherein the moving device is provided with a U-shaped moving plate (10), the fixed ring (5) is arranged below the U-shaped moving plate (10), and the height adjusting device is arranged between the fixed ring (5) and the U-shaped moving plate (10) and is used for adjusting the height of cutting equipment;

the left surface of the fixed ring (5) is provided with a clamping device which is used for clamping the spiral welded pipe;

The right surface center of the fixed ring (5) is provided with a T-shaped chute (28), the T-shaped chute (28) is circular, and a rotating device is arranged in the T-shaped chute (28) and is used for rotating the cutting equipment;

The rotating device is provided with two second fixing plates (22), the two second fixing plates (22) are correspondingly arranged, the deviating ends of the two second fixing plates (22) are fixedly provided with second hydraulic telescopic rods (29) through first screws, the two second hydraulic telescopic rods (29) are arranged in a mirror image mode, the telescopic ends of the two second hydraulic telescopic rods (29) slide to penetrate through the inner surfaces of the second fixing plates (22), the telescopic ends of the two second hydraulic telescopic rods (29) are fixedly provided with mounting boxes (30), the two mounting boxes (30) are arranged in a mirror image mode, and cutting equipment is arranged in the two mounting boxes (30) and used for cutting spiral welded pipes;

the left rear end of the cutting operation table (3) is fixedly provided with a controller (8), a processor is arranged in the controller (8), and two second hydraulic telescopic rods (29) are electrically connected with the controller (8).

2. The coil-on-line cutting apparatus for coil-on-coil production as set forth in claim 1, wherein: the moving device comprises two first screw rods (11), two ends of the two first screw rods (11) are rotatably arranged on the left inner wall and the right inner wall of a first rectangular groove (12), the two first screw rods (11) are correspondingly arranged, and the outer surfaces of the two first screw rods (11) are in sleeved threaded connection with a U-shaped moving plate (10);

The left sides of the outer surfaces of the two first screw rods (11) are sleeved and fixedly provided with belt wheels (15), the two belt wheels (15) are correspondingly arranged, and the two belt wheels (15) are in transmission connection through a belt (44);

The left side of the cutting operation table (3) is fixedly provided with a first servo motor (9) corresponding to the front first screw rod (11) through a second screw, the output end of the first servo motor (9) penetrates into the first rectangular groove (12) in a rotating mode, the first servo motor (9) is fixedly connected with the left end of the front first screw rod (11), and the first servo motor (9) is electrically connected with the controller (8).

3. The coil-on-line cutting apparatus for coil-on-coil production as set forth in claim 1, wherein: the height adjusting device comprises two second screw rods (16), the two second screw rods (16) are connected inside the groove of the U-shaped movable plate (10) in a front-back corresponding threaded mode, the two second screw rods (16) are located at one end of the groove, threaded nuts (17) are connected to the two second screw rods (16) on one end of the lower surface of the U-shaped movable plate (10) in a threaded mode, the same nuts (17) are connected to the nuts (17) and are arranged between the inner surfaces of the groove of the U-shaped movable plate (10) and the lower surface of the U-shaped movable plate (10), anti-loosening gaskets are arranged on the outer surfaces of the second screw rods (16) in a sleeved mode, and the bottom ends of the two second screw rods (16) are fixedly connected with a fixing ring (5).

4. The coil-on-line cutting apparatus for coil-on-coil production as set forth in claim 1, wherein: the clamping device comprises three first fixing plates (20), wherein the three first fixing plates (20) are annularly equidistantly arranged on the left outer surface of the fixing ring (5) through first bolts, first hydraulic telescopic rods (19) are fixedly arranged on the outer surfaces of the three first fixing plates (20), the telescopic ends of the first hydraulic telescopic rods (19) penetrate through the inner surfaces of the first fixing plates (20) in a sliding mode, arc clamping plates (21) are fixedly arranged at one ends of the inner surfaces of the first fixing plates, and anti-skidding layers are arranged on the inner surfaces of the arc clamping plates (21), and the three first fixing plates (20) are electrically connected with a controller (8).

5. The coil-on-line cutting apparatus for coil-on-coil production as set forth in claim 1, wherein: the rotating device comprises a T-shaped sliding plate (26), the T-shaped sliding plate (26) is slidably arranged in a T-shaped sliding groove (28), the T-shaped sliding plate (26) is circular, the right surface of the T-shaped sliding plate (26) extends out of the outer surface of the T-shaped sliding groove (28), and one end of the outer surface of the T-shaped sliding plate (26) positioned on the T-shaped sliding groove (28) is fixedly sleeved with a toothed ring (25);

The rear side of the top end of the outer surface of the fixed ring (5) is fixedly provided with a third servo motor (27) through a second bolt, the output end of the third servo motor (27) is fixedly sleeved with a gear (24), and the gear (24) is meshed with the toothed ring (25);

the T-shaped sliding plate (26) is located on two sides of one end of the outer surface of the T-shaped sliding groove (28) and fixedly connected with the second fixing plates (22) through third bolts, the two second fixing plates (22) are located on the right side of the toothed ring (25), and the third servo motor (27) is electrically connected with the controller (8).

6. The coil-on-line cutting apparatus for coil-on-coil production as set forth in claim 1, wherein: the cutting device comprises two cutter discs (18), wherein the two cutter discs (18) are correspondingly arranged in two mounting boxes (30), a second servo motor (23) for driving the cutter discs (18) is fixedly arranged on the right surfaces of the two mounting boxes (30) through third screws, and the output end of the second servo motor (23) rotates and penetrates into the mounting boxes (30);

wherein, all be provided with the joint device between the output of two second servo motors (23) and cutter disc (18), the joint device is used for carrying out quick installation or dismantlement to cutter disc (18), two second servo motors (23) and controller (8) electric connection.

7. The coil-on-line cutting apparatus for coil-on-coil manufacture as set forth in claim 6, wherein: the clamping device comprises a second rectangular groove (38), the second rectangular groove (38) is formed in the middle position of the output end of the second servo motor (23), semicircular limiting grooves (39) are symmetrically formed in the middle positions of the upper side and the lower side of the second rectangular groove (38), rectangular blocks (35) matched with the second rectangular groove are movably inserted in the second rectangular groove (38), semicircular limiting strips (37) are fixedly arranged at the positions, corresponding to the semicircular limiting grooves (39), of the upper side and the lower side of the rectangular block (35), and the semicircular limiting strips (37) are in sliding connection with the inner walls of the semicircular limiting grooves (39);

the rectangular block (35) is transversely provided with a first rectangular through hole (36), the output end of the second servo motor (23) is provided with a second rectangular through hole (40) corresponding to the first rectangular through hole (36), the inside of the second rectangular through hole (40) is slidably provided with a pull ring (42), two sides of the pull ring (42) are symmetrically provided with mounting grooves (43), and the inside of the two mounting grooves (43) is fixedly provided with the pull ring (42).

8. The coil-on-line cutting apparatus for coil-on-coil production as set forth in claim 7, wherein: the output end of the second servo motor (23) is sleeved with a sleeve ring (34) in a sliding manner, the inner surface of the sleeve ring (34) is attached to the outer surface of the output end of the second servo motor (23), sliding rods (32) are symmetrically and slidably arranged on the upper side and the lower side of the sleeve ring (34), and one side, far away from the opening end of the second rectangular groove (38), of each sliding rod (32) is fixedly connected with the inner wall of the installation box (30);

Wherein, two compression springs (31) are fixedly connected between one side of the opening end of the lantern ring (34) far away from the second rectangular groove (38) and the inner wall of the installation box (30), and the two compression springs (31) are respectively sleeved on the outer surface of the slide rod (32);

The toggle rods (33) are symmetrically and fixedly arranged on the left side and the right side of the lantern ring (34), and the left end and the right end of one side of the rectangular limiting rod (41) which is far away from the opening end of the second rectangular groove (38) are cambered surfaces.

9. The coil-on-line cutting apparatus for coil-on-coil production as set forth in claim 1, wherein: three inductive speed sensors (13) are uniformly and fixedly arranged on the inner surface of the support column at the front end of the left side, and the three inductive speed sensors (13) are electrically connected with the controller (8);

the two corresponding ends of the two support columns positioned on the right side are correspondingly and fixedly provided with first position sensors (7), and the two first position sensors (7) are electrically connected with a controller (8);

The groove position of the inner wall of the first rectangular groove (12) corresponding to the U-shaped movable plate (10) is fixedly provided with a second position sensor (14) through a fourth screw, and the second position sensor (14) is electrically connected with the controller (8).

10. The coil-on-line cutting apparatus for coil-on-coil production as set forth in claim 1, wherein: the outer surface of the fixed ring (5) is fixedly connected with a transparent annular protective cover (6) for collecting scraps generated by cutting, a chip removing pipe communicated with the inside of the transparent annular protective cover (6) is fixedly arranged at the middle position of the bottom end of the transparent annular protective cover, and a valve is arranged on the outer surface of the chip removing pipe;

the output end of the third servo motor (27) is rotationally connected with the transparent annular protective cover (6).