CN213671254U

CN213671254U - Steel pipe bending machine

Info

Publication number: CN213671254U
Application number: CN202022587786.5U
Authority: CN
Inventors: 邢永福; 李光辉; 孙建峰
Original assignee: Wendeng Hualong Industrial Co ltd
Current assignee: Wendeng Hualong Industrial Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-07-13
Anticipated expiration: 2030-11-10

Abstract

The utility model relates to a steel pipe bending machine, which comprises a workbench, the one end of workstation is equipped with the seat of buckling, the one end that the workstation was kept away from to the seat of buckling is equipped with rotates the wheel, the one end that rotates the wheel and be close to the seat of buckling has set firmly the rotor plate, the one end that rotates the wheel and rotor plate and be close to the seat of buckling has seted up the pipe bending groove, the one end that the workstation is close to the seat of buckling has set firmly the rotation motor, the one end that the seat of buckling is kept away from to the workstation has set firmly the transport cylinder, the output shaft of transport cylinder is parallel to each other with the one end that the workstation is close to the transport cylinder, the one end that the seat of buckling is close to the pipe bending groove is equipped with the slope and supports the seat, the slope supports the one end that the seat is close to the pipe bending groove and has seted up bending groove one, the one end that the seat. This application has the effect of stability and practicality when improving steel pipe crib crimper and using.

Description

Steel pipe bending machine

Technical Field

The application relates to the technical field of steel pipe machining equipment, in particular to a steel pipe bending machine.

Background

In the manufacturing and processing process of the swinery, arc-shaped steel pipes are often needed, the steel pipes are required to be bent in many cases, and the arc-shaped steel pipes are all formed by bending straight steel pipes into required radian by a certain means. At present, the method of bending steel pipes generally adopts mechanical bending, that is, a die with the radian or shape to be bent is prepared in advance, and then the steel pipe is placed on the die and continuously applied with pressure until the steel pipe is attached to the die, thus completing the manufacturing.

The existing chinese patent publication No. CN105642718A discloses a steel pipe bending device; the steel pipe bending device comprises a hollow bending seat, wherein a fixing table, a steel pipe clamping groove and a steel pipe bending mechanism are arranged on the bending seat, the steel pipe bending mechanism comprises a center wheel and a rotating wheel, a first pipe bending groove is formed in the side portion of the center wheel in a surrounding mode, a second pipe bending groove is also formed in the side portion of the rotating wheel in a surrounding mode, the center wheel is connected with a motor through a shaft, the motor is arranged inside the bending seat, a fixing block is arranged at the end portion of the steel pipe clamping groove, a spring is fixed at the other end of the fixing block, a reset block is arranged on the steel pipe clamping groove and movably connected with the spring, and the reset block; one side at the seat of buckling sets up steel pipe connecting piece and bending type groove, and steel pipe connecting piece includes connecting seat and bending type pipe robotic arm, and the bending type groove sets up between seat and the connecting seat of buckling.

In view of the above-mentioned related art, the inventor believes that, when the steel pipe bending apparatus is bending, the bent portion and the clamping groove may not fix the steel pipe well, so that the steel pipe may be deviated in the bent portion, and there is a defect that the bending angle of the steel pipe cannot be controlled well.

SUMMERY OF THE UTILITY MODEL

In order to fix the steel pipe at one end of bending device, prevent effectively that the steel pipe from taking place the slip skew in the kink, make the angle of buckling of steel pipe of the better control of crib crimper, this application provides a steel pipe crib crimper.

The application provides a steel pipe crib crimper adopts following technical scheme:

the utility model provides a steel pipe bending machine, comprises a workbench, the one end of workstation is equipped with the seat of buckling, the one end of the seat of buckling is equipped with rotates the wheel, the pipe bending groove has been seted up on the lateral wall of rotation wheel, the one end that the workstation is close to the seat of buckling has set firmly the rotation motor, the output shaft that rotates the motor is vertical direction, the output shaft and the seat fixed connection of buckling of rotating the motor, the one end that the seat of buckling was kept away from to the workstation has set firmly the transport cylinder, the one end that the transport cylinder is close to the seat of buckling is equipped with mechanical clamping jaw, the seat of buckling is kept away from the one end of rotating the wheel and is equipped with the slope and supports the seat, the one end that the seat is close to the pipe bending groove of inclining has seted up bending groove one, the one end of the seat of buckling is equipped with.

By adopting the technical scheme, the bending seat is supported by the workbench, when the steel pipe bending machine is used, the mechanical clamping jaw clamps one end of the steel pipe, which is far away from the bending seat, so that the steel pipe to be bent is fixed on the output shaft of the conveying cylinder, the output shaft of the conveying cylinder extends out to push the steel pipe to be processed to one end, which is close to the inclined abutting seat, of the rotating wheel, at the moment, the output shaft of the inclined cylinder is in a contraction state, after the steel pipe is pushed to a required position, the output shaft of the inclined cylinder extends out to enable the inclined abutting seat to move upwards to a position mutually attached to the rotating plate, at the moment, the pipe bending groove is mutually matched with the bending groove to clamp the steel pipe to be processed, after clamping, the rotating motor rotates to drive the bending seat to rotate, when the bending seat rotates to bend the steel pipe, the output shaft of the conveying cylinder is matched with the bending seat to, the output shaft of the conveying cylinder fixes the other end of the steel pipe, so that the steel pipe is not easy to slide or rock in the steel pipe bending machine in the bending process, the problem of poor bending of the steel pipe caused by the change of the relative position between the steel pipe and the steel pipe bending machine when the steel pipe is bent is effectively reduced, and the stability and the practicability of the steel pipe bending machine during use are improved.

Optionally, the one end that mechanical clamping jaw is close to the seat of buckling is equipped with the extrusion piece, and the one end that the extrusion piece is close to mechanical clamping jaw rotates and is connected with the stripper rod, and the one end that the extrusion piece was kept away from to the stripper rod runs through mechanical clamping jaw and is close to the one end threaded connection of extrusion piece with mechanical clamping jaw, and the one end that the extrusion piece is close to each other is the arc shape.

Through adopting above-mentioned technical scheme, when fixing the steel pipe that will buckle and handle on the output shaft of conveying cylinder, mechanical clamping jaw motion realizes the clamping function to the steel pipe of different diameters, mechanical clamping jaw makes steel pipe bending machine can press from both sides the steel pipe of tight different diameters, the application scope of steel pipe bending machine has been enlarged, the shape of extrusion piece is the same with the one end shape that the steel pipe is close to the extrusion piece, the outer wall of extrusion piece and steel pipe is laminated each other, and then make mechanical clamping jaw can centre gripping steel pipe more firmly, adjust the interval between the extrusion piece through rotating the stripper bar, make mechanical clamping jaw can firmly carry out the centre gripping operation to the steel pipe of different diameters, improve practicality and the application scope of steel pipe bending machine fixed steel pipe function.

Optionally, the one end that the workstation is close to the seat of buckling is equipped with the connecting piece, the one end of connecting piece is equipped with the fixed block, the fixed block is close to the one end in return bend groove and has seted up bending groove two, same height is arranged in with the return bend groove to bending groove two, the one end that the workstation is close to the connecting piece has set firmly horizontal cylinder, the output shaft and the connecting piece fixed connection of horizontal cylinder, the one end that the connecting piece is close to horizontal cylinder has set firmly vertical cylinder, the output shaft mutually perpendicular of vertical cylinder and horizontal cylinder, the output shaft and the fixed block fixed connection of vertical cylinder.

Through adopting above-mentioned technical scheme, the flexible control connecting piece of output shaft of vertical cylinder is along the direction back-and-forth movement with transport cylinder mutually perpendicular, the connecting piece drives horizontal cylinder and synchronous motion with it, the flexible control fixed block of output shaft of horizontal cylinder is along the direction back-and-forth movement that is parallel to each other with transport cylinder, horizontal cylinder and vertical cylinder mutually support and remove the fixed block to the one end that rotates the wheel and be close to the fixed block, bending groove two and bending groove mutually support this moment, the centre gripping is arranged in and is rotated the steel pipe between wheel and the fixed block, make the steel pipe more firmly fixed on required position, when the steel pipe bender carries out the bending operation to the steel pipe, the fixed block, the slope is supported seat and is rotated the wheel and is mutually supported, make the steel pipe can be more firmly buckled to required angle, improve the stability and the practicality of.

Optionally, the one end that vertical cylinder is close to the fixed block has set firmly the connecting plate, and the one end that the connecting plate is close to the fixed block is equipped with the connecting rod, and the one end of connecting rod runs through the connecting plate and is close to the one end fixed connection of connecting plate with the fixed block.

Through adopting above-mentioned technical scheme, when the steel pipe bending machine carries out the bending operation to the steel pipe of different diameters, need to change the spacing diameter of the two pairs of steel pipes in bending groove, through the one end that rotates the connecting rod, take the connecting rod out from the junction rotation of connecting plate and fixed block, realize the separation of connecting plate and fixed block, and then dismantle the fixed block from vertical cylinder, realize the fixed function of fixed block to the steel pipe of different diameters through the fixed block of changing different models, make the steel pipe bending machine can dismantle the change fixed block according to the diameter of the steel pipe of buckling, and then adjust the diameter of bending groove two, make bending groove two laminate with the steel pipe external diameter all the time, improve steel pipe bending machine's application range and practicality.

Optionally, a slope is fixedly arranged at one end, close to the inclined abutting seat, of the bending seat, the inclined direction of the slope is parallel to the output shaft direction of the inclined cylinder, one end, close to the slope, of the inclined abutting seat is rotatably connected with a roller, a rolling groove is formed in one end, close to the roller, of the slope, and one end, close to the rolling groove, of the roller is arranged in the rolling groove to slide.

By adopting the technical scheme, when the inclined cylinder pushes and pulls the inclined abutting seat, one end of the inclined abutting seat, which is close to the slope, is arranged on the slope to move, the slope enables the moving direction of the inclined abutting seat to be more stable, when the inclined abutting seat is arranged on the slope to move, the roller wheel rolls in the rolling groove, sliding friction between the inclined abutting seat and the slope is changed into rolling friction, friction between the inclined abutting seat and the slope is reduced, the abrasion degree between the inclined abutting seat and the slope is reduced, the service life of the inclined abutting seat and the slope is further prolonged, and the bending stability and the durability of the steel pipe bending machine during use are improved.

Optionally, a limiting hole is formed in one end, close to the workbench, of the bending seat, a limiting inserting strip is fixedly arranged at one end, close to the bending seat, of the rotating wheel, and the limiting inserting strip is arranged in the limiting hole to slide.

Through adopting above-mentioned technical scheme, rotate the wheel through the push-and-pull and make spacing cutting arrange spacing downthehole in and slide, when spacing cutting roll-off from spacing downthehole, rotate the wheel and buckle a base alternate segregation, when different angles are buckled into with steel to needs, through dismantling the rotation wheel of changing different models, change the diameter of rotating the wheel or rotate the angle of being connected between wheel and the rotor plate, make the steel pipe bending machine can buckle into different angles and radians with the steel pipe, application scope and practicality when improving the steel pipe bending machine and using.

Optionally, one end of the bent pipe groove, which is far away from the bending seat, is provided with an extrusion piece, the cross section of the extrusion piece is in an arc shape, one end of the extrusion piece, which is close to the rotating wheel, is rotatably connected with a control screw rod, and one end of the control screw rod, which is close to the rotating wheel, penetrates through the rotating wheel and is in threaded connection with the rotating wheel.

Through adopting above-mentioned technical scheme, when the steel pipe bending machine is buckled the steel pipe of different diameters, make control screw's tail end arrange the elbow inslot in through rotatory control screw and remove along vertical direction, control screw and then drive the extrusion piece and arrange the elbow inslot in and remove, when the steel pipe diameter of placing in the elbow inslot is less than the elbow groove, the one end of extrusion piece is inconsistent with the steel pipe when adjusting the position of extrusion piece in the elbow groove, the extrusion piece compresses tightly the steel pipe at the elbow groove, the extrusion piece makes the elbow groove of same diameter can carry on spacingly to the steel pipe of different diameters, need not frequently to change the runner wheel during processing the steel pipe of different diameters, practicality and application scope that the runner wheel used are improved.

Optionally, a sliding groove is formed in one end, close to the inclined cylinder, of the inclined abutting seat, a sliding block is fixedly arranged at one end, close to the sliding groove, of the inclined cylinder, and the sliding block is arranged in the sliding groove to slide.

Through adopting above-mentioned technical scheme, support the seat through the push-and-pull slope and make the sliding block arrange the sliding tray in and slide, when the sliding block was followed the sliding tray roll-off, realize that slope cylinder and slope support the separation between the seat, when the operation of buckling to the steel pipe of different diameters, the slope of changing different models supports the seat and makes the bending groove one can laminate with the steel pipe outer wall of different diameters better mutually, makes the bending groove one can carry on spacingly to the steel pipe better, improves the slope and supports practicality and the application scope that the seat used.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the steel pipe bending machine is used, a steel pipe to be bent is fixed on an output shaft of a conveying cylinder, the output shaft of the conveying cylinder extends out to push the steel pipe to be processed to one end, close to an inclined abutting seat, of a rotating wheel, the output shaft of the inclined cylinder is in a contraction state, after the steel pipe is pushed to a required position, the output shaft of the inclined cylinder extends out to enable the inclined abutting seat to move upwards to a position mutually attached to a rotating plate, a pipe bending groove and a bending groove are matched with each other to clamp the steel pipe to be processed, a rotating motor rotates to drive the bending seat to rotate after clamping, when the bending seat rotates to bend the steel pipe, the output shaft of the conveying cylinder is matched with the bending seat to continue extending, the pipe bending groove and the bending groove clamp one end of the steel pipe, the output shaft of the conveying cylinder fixes the other end of the steel pipe, and the steel pipe is not prone to slide or shake in the steel pipe, the problem of poor steel pipe bending caused by the change of the relative position between the steel pipe and the steel pipe bending machine when the steel pipe is bent is effectively solved, and the stability and the practicability of the steel pipe bending machine during use are improved;

2. the output shaft of the vertical cylinder is used for controlling the connecting piece to move back and forth along the direction perpendicular to the conveying cylinder, the connecting piece drives the transverse cylinder to move synchronously with the transverse cylinder, the output shaft of the transverse cylinder is used for controlling the fixing block to move back and forth along the direction parallel to the conveying cylinder, the transverse cylinder and the vertical cylinder are matched with each other to move the fixing block to one end, close to the fixing block, of the rotating wheel, at the moment, the bending groove II and the bending groove are matched with each other to clamp the steel pipe between the rotating wheel and the fixing block, so that the steel pipe is more stably fixed at a required position, when the steel pipe bending machine is used for bending the steel pipe, the fixing block, the inclined abutting seat and the rotating wheel are matched with each other, so that the steel pipe can be more stably bent to a required angle;

3. when the steel pipe bending machine is used for bending steel pipes with different diameters, the limiting diameters of two pairs of steel pipes in the bending groove need to be changed, one end of the connecting rod is rotated, the connecting rod is taken out from the connecting part of the connecting plate and the fixing block in a rotating mode, the connecting plate is separated from the fixing block, the fixing block is detached from the vertical cylinder, the fixing function of the fixing block on the steel pipes with different diameters is achieved by replacing the fixing blocks with different models, the fixing block can be detached and replaced according to the diameter of the bent steel pipe by the steel pipe bending machine, the diameter of the second bending groove is adjusted, the second bending groove is always attached to the outer diameter of the steel pipe, and the use range and the practicability of.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a schematic structural diagram of a rotating motor and an inclined abutting seat in the embodiment of the present application.

Fig. 3 is a partially enlarged view of a in fig. 1.

Fig. 4 is a schematic structural diagram of a connecting plate and a connecting rod in the embodiment of the application.

FIG. 5 is a schematic structural diagram of a bending groove and a first bending groove in the embodiment of the present application.

FIG. 6 is a cross-sectional view of a position-limiting hole and a position-limiting slip according to an embodiment of the present disclosure.

Description of reference numerals: 1. an extrusion stem; 2. an upper slide plate; 3. a work table; 4. a bending seat; 5. a rotating wheel; 6. a rotating plate; 7. a pipe bending groove; 8. rotating the motor; 9. a conveying cylinder; 10. an inclined abutting seat; 11. bending the first groove; 12. an inclination cylinder; 13. a slope; 14. a roller; 15. rolling a groove; 16. a mechanical jaw; 17. extruding the block; 18. a transverse cylinder; 19. a connecting member; 20. a vertical cylinder; 21. a fixed block; 22. a second bending groove; 23. a connecting plate; 24. a connecting rod; 25. a limiting hole; 26. limiting the cutting; 27. extruding the sheet; 28. controlling the screw; 29. a sliding groove; 30. and a slider.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses steel pipe crib crimper.

Referring to fig. 1 and 2, a steel pipe bending machine, including workstation 3, the one end of workstation 3 is provided with seat 4 of buckling, the top of seat 4 of buckling is provided with rotates wheel 5, the one end that workstation 3 is close to seat 4 of buckling has set firmly rotation motor 8, the output shaft of rotating motor 8 is vertical direction, the output shaft of rotating motor 8 and the seat 4 of buckling are close to the one end fixed connection who rotates motor 8, the one end of seat 4 of buckling is provided with the slope and supports seat 10, the one end that seat 4 of buckling was kept away from to workstation 3 has set firmly transport cylinder 9. The workstation 3 will buckle seat 4 and support, before using the steel pipe crib crimper, the steel pipe that will buckle the processing is fixed on the output shaft of conveying cylinder 9, the output shaft of conveying cylinder 9 stretches out the steel pipe propelling movement that will handle to rotating wheel 5 and being close to the one end that the seat 10 was supported in the slope, rotate wheel 5 this moment and support the one end that the seat 10 pressed from both sides tight steel pipe with the slope, it rotates to rotate motor 8 and drives seat 4 of buckling and rotate, when seat 4 of buckling rotates crooked steel pipe, seat 4 continuation extension is buckled in the output shaft cooperation of conveying cylinder 9, conveying cylinder 9 and rotation motor 8 mutually support the automatic function of buckling that realizes the steel pipe crib crimper.

Referring to fig. 1, the output shaft of the conveying cylinder 9 is parallel to one end of the workbench 3 close to the conveying cylinder 9, one end of the conveying cylinder 9 close to the bending seat 4 is provided with a cylindrical mechanical clamping jaw 16, one end of the mechanical clamping jaw 16 close to the bending seat 4 is provided with three extrusion blocks 17, each extrusion block 17 is in a sheet shape, one end of each extrusion block 17 close to each other is in an arc shape, and the extrusion blocks 17 are attached to the outer wall of the steel pipe. When a steel pipe to be bent is fixed on an output shaft of the conveying cylinder 9, the mechanical clamping jaw 16 moves to realize the clamping function of the steel pipes with different diameters, the mechanical clamping jaw 16 enables the steel pipe bending machine to clamp the steel pipes with different diameters, the application range of the steel pipe bending machine is expanded, the shape of the extrusion block 17 is the same as that of one end, close to the extrusion block 17, of the steel pipe, the extrusion block 17 is attached to the outer wall of the steel pipe, and then the mechanical clamping jaw 16 can clamp the steel pipe more stably.

Referring to fig. 1, the mechanical clamping jaw 16 is adjustably connected with the extrusion block 17, one end of the extrusion block 17 close to the mechanical clamping jaw 16 is rotatably connected with the extrusion rod 1, and one end of the extrusion rod 1 far away from the extrusion block 17 penetrates through the mechanical clamping jaw 16 and is in threaded connection with one end of the mechanical clamping jaw 16 close to the extrusion block 17. Through rotating the one end that the extrusion stem 1 is far away from the extrusion piece 17, make the extrusion stem 1 remove along the direction with extrusion piece 17 mutually perpendicular, realize the change of extrusion piece 17 position, adjust the interval between the extrusion piece 17, make mechanical clamping jaw 16 can carry out the centre gripping operation to the steel pipe of different diameters firmly, improve practicality and the application scope of the fixed steel pipe function of steel pipe crib crimper.

Referring to fig. 1 and 2, a second bending groove 22 is formed in one end, close to the pipe bending groove 7, of the fixing block 21, and the direction of the second bending groove 22 is parallel to the output shaft of the conveying cylinder 9. When the steel pipe bending machine bends the steel pipe, the diameter of the second bending groove 22 is the same as that of the steel pipe to be processed, the second bending groove 22 is attached to the outer wall of the steel pipe, and the second bending groove 22 plays a limiting and supporting role for the steel pipe between the rotating wheel 5 and the fixing block 21, so that the steel pipe is fixed at a required position more stably.

Referring to fig. 2 and 3, a transverse cylinder 18 is fixedly arranged at one end of the pressing seat close to the bending seat 4, an output shaft of the transverse cylinder 18 is parallel to one end of the workbench 3 close to the transverse cylinder 18, a connecting piece 19 is fixedly arranged at one end of the transverse cylinder 18 close to the rotating wheel 5, a vertical cylinder 20 is fixedly arranged at one end of the connecting piece 19 close to the rotating wheel 5, the vertical cylinder 20 is arranged in the connecting piece 19, an output shaft of the vertical cylinder 20 is perpendicular to an output shaft of the transverse cylinder 18, and an output shaft of the vertical cylinder 20 is connected with a fixing block 21. The flexible control connecting piece 19 of output shaft of vertical cylinder 20 is along the direction back-and-forth movement with transport cylinder 9 mutually perpendicular, connecting piece 19 drives horizontal cylinder 18 with it synchronous motion, the flexible control fixed block 21 of output shaft of horizontal cylinder 18 is along the direction back-and-forth movement that is parallel to each other with transport cylinder 9, horizontal cylinder 18 is mutually supported with vertical cylinder 20 and is removed fixed block 21 to rotating wheel 5 and be close to the one end of fixed block 21, when the steel pipe crib crimper carries out the bending operation to the steel pipe, fixed block 21, the slope is supported seat 10 and is rotated wheel 5 and mutually supports, make the steel pipe can be buckled to required angle more firmly, improve the stability and the practicality of steel pipe bender steel pipe function of buckling.

Referring to fig. 2 and 3, an upper sliding plate 2 is fixedly arranged at one end of the fixing block 21 close to the pressing seat, the upper sliding plate 2 is arranged at one end of the pressing seat far away from the workbench 3, and the upper sliding plate 2 and one end of the pressing seat close to the upper sliding plate 2 are parallel to each other. When the fixed block 21 removed along the output shaft direction of vertical cylinder 20, upper slide 2 placed in and supported the seat and slided, and upper slide 2 made fixed block 21 can remove along required direction better, improved the stability of fixed block 21 moving trajectory, made the limit function of fixed block 21 more perfect.

Referring to fig. 2 and 4, a connecting plate 23 is fixedly arranged at one end of the vertical cylinder 20 close to the fixing block 21, a connecting rod 24 is arranged at one end of the connecting plate 23 close to the fixing block 21, and one end of the connecting rod 24 penetrates through the connecting plate 23 and is fixedly connected with one end of the fixing block 21 close to the connecting plate 23. When the steel pipe bender carries out bending operation to the steel pipe of different diameters, need to change the spacing diameter of bending groove two 22 to the steel pipe, through the one end of rotating connecting rod 24, take connecting rod 24 out from the junction rotation of connecting plate 23 and fixed block 21, realize the separation of connecting plate 23 and fixed block 21, and then dismantle fixed block 21 from vertical cylinder 20, realize the fixed function of fixed block 21 to the steel pipe of different diameters through the fixed block 21 of changing different models, make the steel pipe bender dismantle according to the diameter of the steel pipe of buckling and change fixed block 21, and then the diameter of adjustment bending groove two 22, make bending groove two 22 laminate with the steel pipe external diameter all the time, improve steel pipe bender's application range and practicality.

Referring to fig. 3 and 4, one end of the rotating wheel 5 close to the bending seat 4 is fixedly provided with a rotating plate 6, one ends of the rotating plate 6 and the fixed block 21 close to the rotating plate 6 are parallel to each other, and one ends of the rotating wheel 5 and the rotating plate 6 close to the bending seat 4 are provided with a pipe bending groove 7. When the steel pipe bending machine bends the steel pipe, the inclined abutting seat 10 and one end, far away from the rotating wheel 5, of the rotating plate 6 abut against each other to clamp the steel pipe placed between the inclined abutting seat and the rotating plate, the bent pipe groove 7 and the bent pipe II are attached to the outer diameter of the steel pipe, the steel pipe is clamped from two directions, and the position of the steel pipe in the bending process is more stable.

Referring to fig. 3 and 5, an end of the pipe bending groove 7 away from the bending seat 4 is provided with an extrusion sheet 27, a cross section of the extrusion sheet 27 is in a circular arc shape, one end of the extrusion sheet 27 close to the rotating wheel 5 is rotatably connected with a control screw 28, and one end of the control screw 28 close to the rotating wheel 5 penetrates through the rotating wheel 5 and is in threaded connection with the rotating wheel 5. When the steel pipe bender buckles the steel pipe of different diameters, make control screw 28's tail end place in elbow channel 7 along vertical direction removal through rotatory control screw 28, control screw 28 and then drive extrusion piece 27 and place in elbow channel 7 and remove, when the steel pipe diameter of placing in elbow channel 7 is less than elbow channel 7, the one end and the steel pipe of extrusion piece 27 are inconsistent through adjustment extrusion piece 27 when the position of elbow channel 7, extrusion piece 27 compresses tightly the steel pipe in elbow channel 7, extrusion piece 27 makes the elbow channel 7 of same diameter can carry on spacingly to the steel pipe of different diameters, improve practicality and the application scope that runner 5 used.

Referring to fig. 3 and 6, a limiting hole 25 is formed in one end of the bending seat 4 close to the workbench 3, a limiting insert 26 is fixedly arranged at one end of the rotating wheel 5 close to the bending seat 4, and the limiting insert 26 is arranged in the limiting hole 25 to slide. Rotate wheel 5 through the push-and-pull and make spacing cutting 26 arrange spacing hole 25 in and slide, when spacing cutting 26 roll-off from spacing hole 25, rotate wheel 5 and seat 4 alternate segregation of buckling, when different angles are buckled into with steel to needs, change the rotation wheel 5 of different models through dismantling, change the diameter of rotating wheel 5 or rotate the angle of being connected between wheel 5 and the rotor plate 6, make the steel pipe crib crimper can buckle different angles and radians with the steel pipe, because the direction of force of rotating wheel 5 is all the time perpendicular to each other with the slip direction of spacing cutting 26, therefore spacing cutting 26 can be firmly will rotate wheel 5 and fix on seat 4 of buckling.

Referring to fig. 3 and 5, a first bending groove 11 is formed in one end, close to the pipe bending groove 7, of the inclined abutting seat 10, the first bending groove 11 is perpendicular to a second bending groove 22, an inclined cylinder 12 is arranged at one end, close to the inclined abutting seat 10, of the bending seat 4, the inclined cylinder 12 is inclined, and an output shaft of the inclined cylinder 12 is connected with one end, close to the inclined cylinder 12, of the inclined abutting seat 10. Before the steel pipe bender bends the steel pipe, the output shaft of the inclined cylinder 12 is in a contraction state, after the steel pipe is pushed to a required position, the output shaft of the inclined cylinder 12 extends out, the inclined support seat 10 is made to move upwards to a position where the inclined support seat and the rotating plate 6 are mutually attached, the bent pipe groove 7 and the bent groove I11 are mutually matched at the moment, the steel pipe to be processed is clamped, the rotating motor 8 rotates to drive the bending seat 4 to rotate after clamping, one end of the steel pipe is clamped by the bent pipe groove 7 and the bent groove I11, the other end of the steel pipe is fixed by the output shaft of the conveying cylinder 9, the steel pipe is made to be difficult to slide or shake in the steel pipe bending machine in the bending process, the problem that the steel pipe is badly bent due to the fact that the relative position between the steel pipe and the steel pipe bending machine is changed when the steel pipe is bent is effectively reduced, and stability and.

Referring to fig. 3 and 5, a slope 13 is fixedly arranged at one end of the bending seat 4 close to the inclined abutting seat 10, and the inclined direction of the slope 13 is parallel to the direction of the output shaft of the inclined cylinder 12. When the inclined cylinder 12 pushes and pulls the inclined abutting seat 10, one end of the inclined abutting seat 10 close to the slope 13 is arranged on the slope 13 to move, and the slope 13 enables the moving direction of the inclined abutting seat 10 to be more stable, so that the moving stability of the inclined abutting seat 10 is improved.

Referring to fig. 3 and 5, a roller 14 is rotatably connected to one end of the inclined abutting base 10 close to the slope 13, a rolling groove 15 is formed in one end of the slope 13 close to the roller 14, and one end of the roller 14 close to the rolling groove 15 is arranged in the rolling groove 15 to slide. When the inclined abutting seat 10 is arranged on the slope 13 to move, the roller 14 is arranged in the rolling groove 15 to roll, so that sliding friction between the inclined abutting seat 10 and the slope 13 is converted into rolling friction, friction force between the inclined abutting seat 10 and the slope 13 is reduced, the abrasion degree between the inclined abutting seat 10 and the slope 13 is reduced, the service life of the inclined abutting seat 10 and the slope 13 is further prolonged, and the bending stability and the durability of the steel pipe bending machine during use are improved.

Referring to fig. 3 and 5, a sliding groove 29 is formed at one end of the inclined abutting seat 10 close to the inclined cylinder 12, a dovetail-shaped sliding block 30 is fixedly arranged at one end of the inclined cylinder 12 close to the sliding groove 29, the sliding block 30 is matched with the sliding groove 29, and the sliding block 30 is arranged in the sliding groove 29 to slide. Support seat 10 through the push-and-pull slope and make sliding block 30 arrange sliding tray in 29 and slide, when sliding block 30 roll-off from sliding tray 29 in, realize that slope cylinder 12 and slope support the separation between the seat 10, when the steel pipe to different diameters operation of buckling, the slope of changing different models supports seat 10 and makes a bending groove 11 can laminate with the steel pipe outer wall of different diameters better mutually, make a bending groove 11 can carry on spacingly to the steel pipe better, improve the slope and support practicality and the application scope that seat 10 used.

The implementation principle of the steel pipe bending machine in the embodiment of the application is as follows: the workstation 3 supports seat 4 of buckling, when using the steel pipe crib crimper, the steel pipe that will buckle the processing is fixed on the output shaft of conveying cylinder 9, the output shaft of conveying cylinder 9 stretches out the steel pipe propelling movement that will handle to the one end that supports seat 10 near the slope at the runner 5, the output shaft of slope cylinder 12 is in the contraction phase this moment, after the steel pipe is pushed to required position, the output shaft of slope cylinder 12 stretches out, make the slope support the seat 10 and follow the slope 13 the direction and move to the position of laminating each other with rotor plate 6, horizontal cylinder 18 makes fixed block 21 shift up to the position that the runner 5 laminated mutually with vertical cylinder 20, the rotation motor 8 rotates and makes the steel pipe buckle, the stability that makes the steel pipe crib crimper buckle the steel pipe promotes greatly.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a steel pipe crib crimper which characterized in that: comprises a workbench (3), one end of the workbench (3) is provided with a bending seat (4), one end of the bending seat (4) is provided with a rotating wheel (5), the side wall of the rotating wheel (5) is provided with a pipe bending groove (7), one end of the workbench (3) close to the bending seat (4) is fixedly provided with a rotating motor (8), the output shaft of the rotating motor (8) is in a vertical direction, the output shaft of the rotating motor (8) is fixedly connected with the bending seat (4), one end of the workbench (3) far away from the bending seat (4) is fixedly provided with a conveying cylinder (9), one end of the conveying cylinder (9) close to the bending seat (4) is provided with a mechanical clamping jaw (16), one end of the bending seat (4) far away from the rotating wheel (5) is provided with an inclined abutting seat (10), one end of the inclined abutting seat (10) close to the pipe bending groove (7) is provided with a bending groove I (11), one end of the bending seat, an output shaft of the inclined cylinder (12) is connected with the inclined abutting seat (10), and when the output shaft of the inclined cylinder (12) extends out, the pipe bending groove (7) and the first bending groove (11) are arranged at the same height and are abutted.

2. The steel pipe bender according to claim 1, wherein: one end that mechanical clamping jaw (16) are close to seat (4) of buckling is equipped with extrusion piece (17), and the one end that extrusion piece (17) are close to mechanical clamping jaw (16) rotates and is connected with extrusion stem (1), and one end that extrusion block (17) were kept away from in extrusion stem (1) runs through mechanical clamping jaw (16) and is close to the one end threaded connection of extrusion piece (17) with mechanical clamping jaw (16), and the one end that extrusion piece (17) are close to each other is the arc shape.

3. The steel pipe bender according to claim 1, wherein: one end that workstation (3) are close to seat of buckling (4) is equipped with connecting piece (19), the one end of connecting piece (19) is equipped with fixed block (21), bent groove two (22) have been seted up to fixed block (21) one end that is close to elbow groove (7), same height is arranged in with elbow groove (7) in bent groove two (22), the one end that workstation (3) are close to connecting piece (19) has set firmly horizontal cylinder (18), the output shaft and connecting piece (19) fixed connection of horizontal cylinder (18), the one end that connecting piece (19) are close to horizontal cylinder (18) has set firmly vertical cylinder (20), the output shaft mutually perpendicular of the output shaft of vertical cylinder (20) and horizontal cylinder (18), the output shaft and fixed block (21) fixed connection of vertical cylinder (20).

4. The steel pipe bender according to claim 3, wherein: one end that vertical cylinder (20) are close to fixed block (21) has set firmly connecting plate (23), and one end that connecting plate (23) are close to fixed block (21) is equipped with connecting rod (24), and the one end of connecting rod (24) runs through connecting plate (23) and is close to the one end fixed connection of connecting plate (23) with fixed block (21).

5. The steel pipe bender according to claim 1, wherein: one end, close to the inclined abutting seat (10), of the bending seat (4) is fixedly provided with a slope (13), the inclined direction of the slope (13) is parallel to the direction of an output shaft of the inclined cylinder (12), one end, close to the slope (13), of the inclined abutting seat (10) is rotatably connected with a roller (14), one end, close to the roller (14), of the slope (13) is provided with a rolling groove (15), and one end, close to the rolling groove (15), of the roller (14) is arranged in the rolling groove (15) to slide.

6. The steel pipe bender according to claim 1, wherein: spacing hole (25) have been seted up to the one end that seat (4) are close to workstation (3) of buckling, and the one end that rotates wheel (5) and be close to seat (4) of buckling has set firmly spacing cutting (26), and spacing cutting (26) are arranged in spacing hole (25) and are slided.

7. The steel pipe bender according to claim 1, wherein: one end of the bent pipe groove (7) far away from the bending seat (4) is provided with an extrusion sheet (27), the cross section of the extrusion sheet (27) is arc-shaped, one end of the extrusion sheet (27) close to the rotating wheel (5) is rotatably connected with a control screw rod (28), and one end of the control screw rod (28) close to the rotating wheel (5) penetrates through the rotating wheel (5) and is in threaded connection with the rotating wheel (5).

8. The steel pipe bender according to claim 1, wherein: a sliding groove (29) is formed in one end, close to the inclined cylinder (12), of the inclined abutting seat (10), a sliding block (30) is fixedly arranged at one end, close to the sliding groove (29), of the inclined cylinder (12), and the sliding block (30) is arranged in the sliding groove (29) to slide.