CN215999083U

CN215999083U - Steel pipe plasma cutting machine

Info

Publication number: CN215999083U
Application number: CN202122280109.3U
Authority: CN
Inventors: 高砚松; 高峰; 高文兴; 程万林; 于敏英; 高绍亮; 张智博; 李维民; 阚万涛
Original assignee: Hebei Yadu Pipeline Equipment Group Co ltd
Current assignee: Hebei Yadu Pipeline Equipment Group Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-03-11
Anticipated expiration: 2031-09-18

Abstract

The utility model relates to the technical field of cutting machines, in particular to a steel tube plasma cutting machine; the cutting machine can perform equidistant cutting processing on steel pipes with various diameters, has good adaptability and improves the cutting efficiency; the automatic lifting device comprises a workbench, lift rotation driving mechanism, lift conveying mechanism, a mounting bracket, the threaded rod, square pole and plasma cutting head, the right part of workstation is provided with the mounting groove, lift rotation driving mechanism sets up in the mounting groove, the mounting groove is Y type opening form, lift rotation driving mechanism includes two sets of first pneumatic cylinders, first lifter plate, change roller and gear motor, two sets of first pneumatic cylinder fixed mounting are on the diapire in the mounting groove, lift conveying mechanism includes two sets of second pneumatic cylinders, the second lifter plate, conveying roller and servo motor, be provided with the V type annular corresponding with the mounting groove on the conveying roller, be provided with square stand pipe on the mounting bracket, the top of threaded rod is provided with the hand wheel.

Description

Steel pipe plasma cutting machine

Technical Field

The utility model relates to a technical field of cutting machine especially relates to a steel pipe plasma cutting machine.

Background

As is known, pipe fittings such as elbows, tees and the like are all formed by processing steel pipe sections, and a steel pipe plasma cutting machine is equipment for cutting steel pipes at equal intervals; the existing steel pipe plasma cutting machine can only cut a steel pipe with a single diameter, and has poor adaptability, low cutting efficiency and certain use limitation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a can carry out equidistance cutting process to multiple diameter steel pipe, adaptability is good, improves the steel pipe plasma cutting machine of cutting efficiency.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: including workstation, lift rotation actuating mechanism, lift conveying mechanism, mounting bracket, threaded rod, square pole and plasma cutting head, the right part of workstation is provided with the mounting groove, lift rotation actuating mechanism sets up in the mounting groove, the mounting groove is Y type opening form, lift rotation actuating mechanism includes two sets of first pneumatic cylinders, first lifter plate, changes roller and gear motor, two sets of first pneumatic cylinders fixed mounting on the diapire in the mounting groove, the output of two sets of first pneumatic cylinders respectively with the bottom left part and the right part fixed connection of first lifter plate, it is rotatable to set up on first lifter plate to change the roller, gear motor fixed mounting in the right part of first lifter plate, gear motor's output and roller transmission are connected, lift conveying mechanism sets up in the workstation left part, lift conveying mechanism includes two sets of second pneumatic cylinders, the left part of second pneumatic cylinder, the right part of second pneumatic cylinder is connected to change roller, A second lifting plate, a conveying roller and a servo motor, wherein the two groups of second hydraulic cylinders are respectively arranged at the left front part and the left rear part of the workbench, the output ends of the two groups of second hydraulic cylinders are respectively and fixedly connected with the front part and the rear part of the bottom end of the second lifting plate, the conveying roller is rotatably arranged on the second lifting plate, the servo motor is fixedly arranged at the front part of the top end of the second lifting plate, the output end of the servo motor is in transmission connection with a conveying roller, a V-shaped ring groove corresponding to the mounting groove is arranged on the conveying roller, the mounting rack is fixedly arranged at the left part of the workbench, a square guide pipe is arranged on the mounting rack, the square rod can be arranged in the square guide tube in a vertically sliding manner, the bottom end of the threaded rod is screwed and penetrates through the top of the mounting frame and is rotationally connected with the top end of the square rod, the top of threaded rod is provided with the hand wheel, plasma cutting head fixed mounting is in the bottom of square pole.

Preferably, the inner walls of the front end and the rear end of the mounting groove can be rotatably provided with a plurality of groups of uniformly distributed balls.

Preferably, the left part of the workbench is provided with a receiving blanking sloping platform which is positioned at the left part below the plasma cutting head.

Preferably, the roller is a rubber roller, and a flame-retardant rubber layer is bonded to the outer wall of the conveying roller.

Preferably, the plasma cutting head is detachably connected with the bottom of the square rod through a bolt.

(III) advantageous effects

Compared with the prior art, the utility model provides a steel pipe plasma cutting machine possesses following beneficial effect: the steel pipe plasma cutting machine is characterized in that a steel pipe is placed on the upper portion in a mounting groove, the inner wall of the mounting groove is in close contact with the outer wall of the steel pipe, the bottom of the left end of the steel pipe is in close contact with the inner wall of a V-shaped ring groove in a conveying roller, a servo motor is started, the conveying roller is driven by the servo motor to rotate for a certain number of turns and then stops, the steel pipe moves to the left below a plasma cutting head, the output ends of two groups of second hydraulic cylinders are shortened, a second lifting plate moves downwards, the conveying roller is separated from contact with the steel pipe, two groups of first hydraulic cylinders are started, the output ends of the two groups of first hydraulic cylinders extend, the first lifting plate moves upwards, the top of the rotating roller is in close contact with the bottom of the outer portion of the steel pipe, a speed reducing motor is started, the rotating roller is driven by the speed reducing motor to rotate, the steel pipe is started, the plasma cutting head can perform circular cutting on the left portion of the steel pipe, the steel pipe through the Y-shaped opening of the mounting groove and the V-shaped ring groove in the conveying roller, the steel pipe cutting machine is adaptable to placement and conveying of steel pipes with different pipe diameters, equidistant cutting machining can be conducted on the steel pipes with various diameters, adaptability is good, and cutting efficiency is improved.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a left side view structure diagram of the present invention;

fig. 3 is a schematic diagram of the right-side view structure of the present invention;

fig. 4 is a schematic top view of the present invention;

fig. 5 is a schematic cross-sectional view taken along line a-a of fig. 4 according to the present invention;

fig. 6 is a schematic view of the enlarged structure of a part a in fig. 1 according to the present invention;

in the drawings, the reference numbers: 1. a work table; 2. a mounting frame; 3. a threaded rod; 4. a square rod; 5. a plasma cutting head; 6. mounting grooves; 7. a first hydraulic cylinder; 8. a first lifter plate; 9. rotating the roller; 10. a reduction motor; 11. a second hydraulic cylinder; 12. a second lifter plate; 13. a conveying roller; 14. a servo motor; 15. a V-shaped ring groove; 16. a square guide tube; 17. a hand wheel; 18. a ball bearing; 19. receiving a blanking ramp; 20. a flame retardant rubber layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the utility model relates to a steel pipe plasma cutting machine, which comprises a workbench 1, a lifting rotation driving mechanism, a lifting conveying mechanism, a mounting rack 2, a threaded rod 3, a square rod 4 and a plasma cutting head 5, wherein the right part of the workbench 1 is provided with a mounting groove 6, the lifting rotation driving mechanism is arranged in the mounting groove 6, the mounting groove 6 is in a Y-shaped opening shape, the lifting rotation driving mechanism comprises two groups of first hydraulic cylinders 7, a first lifting plate 8, a rotating roller 9 and a speed reducing motor 10, the two groups of first hydraulic cylinders 7 are fixedly arranged on the bottom wall in the mounting groove 6, the output ends of the two groups of first hydraulic cylinders 7 are respectively and fixedly connected with the left part and the right part of the bottom end of the first lifting plate 8, the rotating roller 9 is rotatably arranged on the first lifting plate 8, the speed reducing motor 10 is fixedly arranged on the right part of the first lifting plate 8, the output end of the speed reducing motor 10 is in transmission connection with the rotating roller 9, the lifting conveying mechanism is arranged at the left part of the workbench 1, the lifting conveying mechanism comprises two groups of second hydraulic cylinders 11, a second lifting plate 12, conveying rollers 13 and a servo motor 14, the two groups of second hydraulic cylinders 11 are respectively arranged at the left front part and the left rear part of the workbench 1, the output ends of the two groups of second hydraulic cylinders 11 are respectively and fixedly connected with the bottom front part and the rear part of the second lifting plate 12, the conveying rollers 13 can be rotatably arranged on the second lifting plate 12, the servo motor 14 is fixedly arranged at the top front part of the second lifting plate 12, the output end of the servo motor 14 is in transmission connection with the conveying rollers 13, the conveying rollers 13 are provided with V-shaped annular grooves 15 corresponding to the mounting grooves 6, the mounting frame 2 is fixedly arranged at the left part of the workbench 1, the mounting frame 2 is provided with a square guide pipe 16, the square rod 4 can be arranged in the square guide pipe 16 in a vertical sliding manner, the bottom end of the threaded rod 3 penetrates through the top of the mounting frame 2 and is rotatably connected with the top end of the square rod 4, the top end of the threaded rod 3 is provided with a hand wheel 17, and the plasma cutting head 5 is fixedly arranged at the bottom end of the square rod 4; the steel pipe is placed at the upper part in the installation groove 6, the inner wall of the installation groove 6 is in tight contact with the outer wall of the steel pipe, the bottom of the left end of the steel pipe is in tight contact with the inner wall of a V-shaped ring groove 15 on a conveying roller 13, a servo motor 14 is started, the conveying roller 13 is driven by the servo motor 14 to rotate for a certain number of turns and then is stopped, the steel pipe is moved to the left below a plasma cutting head 5, the output ends of two groups of second hydraulic cylinders 11 are shortened, a second lifting plate 12 moves downwards, the conveying roller 13 is separated from the steel pipe, two groups of first hydraulic cylinders 7 are started, the output ends of the two groups of first hydraulic cylinders 7 are extended, the first lifting plate 8 moves upwards, the top of a rotating roller 9 is in tight contact with the outer bottom of the steel pipe, a speed reducing motor 10 is started, the speed reducing motor 10 drives the rotating roller 9 to rotate, the steel pipe is rotated, the plasma cutting head 5 is started, the left part of the steel pipe is subjected to circular cutting processing, the steel pipe can be processed by the Y-shaped opening of the installation groove 6 and the V-shaped ring groove 15 on the conveying roller 13, the steel pipe cutting machine is adaptable to placement and conveying of steel pipes with different pipe diameters, equidistant cutting machining can be conducted on the steel pipes with various diameters, adaptability is good, and cutting efficiency is improved.

The utility model discloses a steel pipe plasma cutting machine, the inner walls of the front end and the rear end of a mounting groove 6 can be rotatably provided with a plurality of groups of uniformly distributed balls 18; through the arrangement of the balls 18, the friction force between the steel pipe and the inner wall of the mounting groove 6 can be reduced, so that the friction resistance of the steel pipe in the moving process is reduced, and the power output of the servo motor 14 is reduced; the left part of the workbench 1 is provided with a receiving blanking sloping platform 19 which is positioned at the lower left part of the plasma cutting head 5; the cut steel pipe sections are placed on the receiving blanking ramp 19, so that the falling head of the steel pipe sections can be reduced, and the steel pipe sections fall to the ground after being received and transported by the receiving blanking ramp 19, and the condition that the steel pipe sections fall and deform due to overlarge falling head is avoided; the rotating roller 9 is a rubber roller 20, and a flame-retardant rubber layer 21 is adhered to the outer wall of the conveying roller 13; the rubber roller and the outer wall of the conveying roller 13 are bonded with the flame-retardant rubber layer 20 through the rotating roller 9, so that the friction force between the rotating roller 9 and the conveying roller 13 and a steel pipe can be increased, and meanwhile, the flame-retardant rubber layer 20 can effectively prevent the conveying roller 13 from spontaneous combustion due to high temperature after the steel pipe is cut; the plasma cutting head 5 is detachably connected with the bottom of the square rod 4 through a bolt; when the plasma cutting head 5 needs to be maintained, the plasma cutting head can be detached more conveniently, and is convenient to detach and install.

When the plasma cutting head is used, a steel pipe is placed at the upper part in the installation groove 6, the inner wall of the installation groove 6 is in close contact with the outer wall of the steel pipe, the bottom of the left end of the steel pipe is in close contact with the inner wall of the V-shaped ring groove 15 on the conveying roller 13, the servo motor 14 is started, the conveying roller 13 is driven by the servo motor 14 to rotate for a certain number of turns and then is stopped, the steel pipe is moved to the left side to be below the plasma cutting head 5, the output ends of two groups of second hydraulic cylinders 11 are shortened, the second lifting plate 12 moves downwards, the conveying roller 13 is separated from contact with the steel pipe, two groups of first hydraulic cylinders 7 are started, the output ends of the two groups of first hydraulic cylinders 7 are extended, the first lifting plate 8 moves upwards, the top of the rotating roller 9 is in close contact with the outer bottom of the steel pipe, the speed reducing motor 10 is started, the rotating roller 9 is driven by the speed reducing motor 10 to rotate, the steel pipe is started, the plasma cutting head 5 performs circular cutting on the left part of the steel pipe, the Y-shaped opening of the mounting groove 6 and the V-shaped ring groove 15 on the conveying roller 13 are arranged, so that the steel pipe cutting machine is suitable for placing and conveying steel pipes with different pipe diameters, can perform equidistant cutting processing on steel pipes with various diameters, is good in adaptability and improves cutting efficiency; through the arrangement of the balls 18, the friction force between the steel pipe and the inner wall of the mounting groove 6 can be reduced, so that the friction resistance of the steel pipe in the moving process is reduced, and the power output of the servo motor 14 is reduced; the cut steel pipe sections are placed on the receiving blanking ramp 19, so that the falling head of the steel pipe sections can be reduced, and the steel pipe sections fall to the ground after being received and transported by the receiving blanking ramp 19, and the condition that the steel pipe sections fall and deform due to overlarge falling head is avoided; the rubber roller and the outer wall of the conveying roller 13 are bonded with the flame-retardant rubber layer 20 through the rotating roller 9, so that the friction force between the rotating roller 9 and the conveying roller 13 and a steel pipe can be increased, and meanwhile, the flame-retardant rubber layer 20 can effectively prevent the conveying roller 13 from spontaneous combustion due to high temperature after the steel pipe is cut; when the plasma cutting head 5 needs to be maintained, the plasma cutting head can be detached more conveniently, and is convenient to detach and install.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. A steel pipe plasma cutting machine is characterized by comprising a workbench (1), a lifting rotary driving mechanism, a lifting conveying mechanism, a mounting frame (2), a threaded rod (3), a square rod (4) and a plasma cutting head (5), wherein a mounting groove (6) is formed in the right part of the workbench (1), the lifting rotary driving mechanism is arranged in the mounting groove (6), the mounting groove (6) is in a Y-shaped open shape, the lifting rotary driving mechanism comprises two groups of first hydraulic cylinders (7), a first lifting plate (8), a rotary roller (9) and a speed reducing motor (10), the two groups of first hydraulic cylinders (7) are fixedly arranged on the inner bottom wall of the mounting groove (6), the output ends of the two groups of first hydraulic cylinders (7) are respectively fixedly connected with the left part and the right part of the bottom end of the first lifting plate (8), the rotary roller (9) is rotatably arranged on the first lifting plate (8), the automatic conveying device is characterized in that the speed reducing motor (10) is fixedly installed at the right part of the first lifting plate (8), the output end of the speed reducing motor (10) is in transmission connection with the rotating roller (9), the lifting conveying mechanism is arranged at the left part of the workbench (1), the lifting conveying mechanism comprises two groups of second hydraulic cylinders (11), a second lifting plate (12), conveying rollers (13) and a servo motor (14), the two groups of second hydraulic cylinders (11) are respectively arranged at the front left part and the rear left part of the workbench (1), the output ends of the two groups of second hydraulic cylinders (11) are respectively in fixed connection with the front bottom part and the rear bottom part of the second lifting plate (12), the conveying rollers (13) are rotatably arranged on the second lifting plate (12), the servo motor (14) is fixedly installed at the front top end of the second lifting plate (12), the output end of the servo motor (14) is in transmission connection with the conveying rollers (13), be provided with V type annular (15) corresponding with mounting groove (6) on conveying roller (13), mounting bracket (2) fixed mounting is in the left part of workstation (1), be provided with square stand pipe (16) on mounting bracket (2), square pole (4) gliding setting up in square stand pipe (16) from top to bottom, the bottom spiral shell dress of threaded rod (3) passes the top of mounting bracket (2) and rotates with square pole (4) top to be connected, the top of threaded rod (3) is provided with hand wheel (17), plasma cutting head (5) fixed mounting is in the bottom of square pole (4).

2. The plasma cutting machine for steel pipes according to claim 1, characterized in that the inner walls of the front end and the rear end of the mounting groove (6) are rotatably provided with a plurality of groups of uniformly distributed balls (18).

3. The plasma cutting machine for steel pipes according to claim 2, characterized in that the left part of the working table (1) is provided with a receiving blanking ramp (19) located at the lower left part of the plasma cutting head (5).

4. The steel pipe plasma cutting machine according to claim 3, wherein the roller (9) is a rubber roller, and a flame retardant rubber layer (20) is bonded to the outer wall of the conveying roller (13).

5. The steel pipe plasma cutting machine according to claim 4, characterized in that the plasma cutting head (5) is detachably connected with the bottom of the square rod (4) through a bolt.