CN108435847B

CN108435847B - Adjustable bending device

Info

Publication number: CN108435847B
Application number: CN201810421231.8A
Authority: CN
Inventors: 陈玉; 王鹏; 程晶晶; 许高齐; 张新阳; 程阳; 郑昆明; 邵梦龙; 蒋林娜
Original assignee: Anhui Polytechnic University
Current assignee: Anhui Polytechnic University
Priority date: 2018-05-04
Filing date: 2018-05-04
Publication date: 2020-03-13
Anticipated expiration: 2038-05-04
Also published as: CN108435847A

Abstract

The invention discloses an adjustable bending device, which relates to the technical field of pipe processing equipment and comprises a workbench, wherein a positioning device is arranged at the top of the workbench, a bending mechanism is also arranged on the workbench, the positioning device and the bending mechanism are vertically arranged on the workbench, the positioning device is used for positioning a piece to be bent, and the bending mechanism is used for completing the bending operation of the piece to be bent. The bending machine is suitable for bending operation of pipes or square pipes of different types through the design of the moving device and the bending wheel device, the practicability of the bending machine is improved, the friction force applied to the moving block I during moving is smaller due to the design of the rolling wheel, the bending process is smoother, when small-sized pipes are bent, the bending wheel device can work to complete bending operation through manual rotation of the handle II, and therefore energy is saved.

Description

Adjustable bending device

Technical Field

The invention relates to the technical field of pipe machining equipment, in particular to an adjustable bending device.

Background

In the processing procedure of the pipe, the pipe is required to be bent usually, the pipe is bent at present and is generally bent by adopting mechanical bending equipment, the bending equipment comprises an automatic bending machine, a manual bending machine and the like, most of the automatic bending machine and the manual bending machine can only bend the pipe with a certain diameter, the square pipes with different sizes cannot be bent, and the trial range is low.

Disclosure of Invention

The invention aims to provide an adjustable bending device to overcome the defects caused in the prior art.

The utility model provides an adjustable bending device, includes the workstation, the top of workstation is equipped with positioner, still be equipped with the mechanism of bending on the workstation, positioner and the mechanism mutually perpendicular of bending arrange on the workstation, positioner is used for the location to wait to bend the piece, the mechanism of bending is used for accomplishing the operation of bending of waiting to bend.

Preferably, positioner includes fixing device and mobile device, and fixing device includes the support, and the support is hollow structure, and the inside of support rotates and is connected with the gyro wheel, still is equipped with the through-hole on the support and is used for passing at the gyro wheel edge, and one side of support is fixedly connected with connecting piece still, and the top of support and the surface of connecting piece are the smooth surface.

Preferably, the moving device comprises a first moving block, the first moving block is provided with a first groove and a second groove, the first groove and the second groove are perpendicular to each other in notch, one inner side wall of the first groove is in sliding connection with the surface of the connecting piece, the other inner side wall of the first groove is in contact with the surface of the roller, and the inner top of the first groove is in sliding connection with the top of the support.

Preferably, the top of the second groove is further in threaded connection with a first screw rod, the top of the first screw rod is provided with a first rotating handle, and the bottom of the first screw rod is fixedly connected with a pressing block.

Preferably, the bending mechanism comprises a first motor, a lead screw, a second moving block, a second motor, a driving gear, a driven gear and a bending wheel device, the lead screw is arranged in a groove formed in the workbench, the lead screw is connected with a rotating shaft of the first motor, the second moving block is connected with the lead screw in a threaded manner, the bending wheel device is rotatably connected to the top of the second moving block, the first motor is arranged on the side face of the workbench, the second motor is fixedly connected to the top of the workbench through a second support, the driving gear is connected with the rotating shaft of the second motor, the driving gear is meshed with the driven gear, and the driven gear is fixedly connected to the bending wheel device.

Preferably, the bending wheel device comprises an upper bending wheel, a lower bending wheel and a second screw rod, the lower bending wheel is fixedly connected to the surface of the second screw rod, the upper bending wheel is in threaded connection with the surface of the second screw rod, the upper end of the second screw rod is in threaded connection with a nut, the nut is located above the upper bending wheel, and a limiting mechanism is further arranged between the upper bending wheel and the lower bending wheel and used for fixing a piece to be bent.

Preferably, the limiting mechanism comprises an upper limiting plate, a lower limiting plate and a baffle, the upper limiting plate and the lower limiting plate are provided with corresponding through grooves, the baffle penetrates through the through grooves, and the baffle is T-shaped.

Preferably, the top of the wheel of bending on still is equipped with a plurality of counter bore, and the counter bore is the annular and arranges, and one side of counter bore is equipped with the backup pad, and backup pad fixed connection is at the top of the wheel of bending on, and the counter bore cooperation has the arch, and bellied top fixedly connected with rotates handle two.

The invention has the beneficial effects that: the bending machine is suitable for bending operation of pipes or square pipes of different types through the design of the moving device and the bending wheel device, the practicability of the bending machine is improved, the friction force applied to the moving block I during moving is smaller due to the design of the rolling wheel, the bending process is smoother, when small-sized pipes are bent, the bending wheel device can work to complete bending operation through manual rotation of the handle II, and therefore energy is saved.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic structural view of a bending mechanism according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a positioning device according to an embodiment of the present invention.

The device comprises a workbench 1, a fixing device 2, a moving device 3, a motor I4, a screw rod 5, a support II 6, a motor II 7, a driving gear 8, a supporting plate 9, a counter bore 10, a rotating handle II 11, an upper limiting plate 12, a lower limiting plate 13, a baffle 14, a nut 15, a screw rod II 16, an upper bending wheel 17, a lower bending wheel 18, a moving block II 19, a driven gear 20, a moving block I21, a groove I22, a groove II 23, a pressing block 24, a screw rod I25, a rotating handle I26, a support 27, a roller 28 and a connecting piece 29.

Detailed Description

The following embodiments are provided to describe the embodiments of the present invention, and to further describe the detailed description of the embodiments of the present invention, such as the shapes, configurations, mutual positions and connection relationships of the components, the functions and operation principles of the components, the manufacturing processes and operation methods, etc., so as to help those skilled in the art to more fully, accurately and deeply understand the inventive concept and technical solutions of the present invention.

As shown in fig. 1 to 3, the adjustable bending device comprises a workbench 1, a positioning device is arranged at the top of the workbench 1, a bending mechanism is further arranged on the workbench 1, the positioning device and the bending mechanism are perpendicular to each other and are arranged on the workbench 1, the positioning device is used for positioning a piece to be bent, and the bending mechanism is used for completing the bending operation of the piece to be bent.

In this embodiment, the positioning device includes a fixing device 2 and a moving device 3, the fixing device 2 includes a bracket 27, the bracket 27 is a hollow structure, a roller 28 is rotatably connected inside the bracket 27, a through hole is further formed in the bracket 27 and used for allowing the roller 28 to pass through the edge, a connecting piece 29 is further fixedly connected to one side of the bracket 27, the top of the bracket 27 and the surface of the connecting piece 29 are smooth surfaces, the moving device includes a moving block 21, the moving block 21 is provided with a first groove 22 and a second groove 23, the first groove 21 is provided with two grooves, the first groove 22 and the second groove 23 are perpendicular to each other, one inner side wall of the first groove 22 is in surface sliding connection with the connecting piece 29, the other inner side wall is in surface contact with the roller.

The pipe is placed in the second groove 23, when bending operation is conducted, the pipe moves along with the first moving block 21, so that bending operation of the pipe can be conducted normally, friction force received by the first moving block 21 when the moving block moves is smaller due to the design of the roller 28, and the bending process is smoother.

In this embodiment, the top of the second groove 23 is further in threaded connection with a first screw 25, the top of the first screw 25 is provided with a first rotating handle 26, and the bottom of the first screw 25 is fixedly connected with a pressing block 24. Therefore, the position of the pressing block 24 is adjusted to enable the second groove 23 to be capable of containing pipes with different diameters, and the application range of the device is widened.

In this embodiment, the bending mechanism includes a first motor 4, a lead screw 5, a second moving block 19, a second motor 7, a driving gear 8, a driven gear 20 and a bending wheel device, the lead screw 5 is disposed in a sunk groove formed in the workbench 1, the lead screw 5 is connected with a rotating shaft of the first motor 4, the second moving block 19 is connected with the lead screw 5 through threads, the bending wheel device is rotatably connected to the top of the second moving block 19, the first motor 4 is disposed on the side surface of the workbench 1, the second motor 7 is fixedly connected to the top of the workbench 1 through a second support 6, the driving gear 8 is connected with the rotating shaft of the second motor 7, the driving gear 8 is engaged with the driven gear 20, and the driven gear 20 is fixedly connected to the bending wheel device.

When the motor I4 works, the screw rod 5 is driven to rotate, the moving block II 19 moves on the screw rod 5, and therefore the vertical distance between the groove II 23 and the bending wheel device can be adjusted according to the requirements of pipes with different diameters.

In this embodiment, the bending wheel device includes an upper bending wheel 17, a lower bending wheel 18 and a second screw 16, the lower bending wheel 18 is fixedly connected to the surface of the second screw 16, the upper bending wheel 17 is in threaded connection with the surface of the second screw 16, the upper end of the second screw 16 is also in threaded connection with a nut 15, the nut 15 is located above the upper bending wheel 17, the second screw 16 is in sliding connection with a sunken groove formed in the workbench 1, a limiting mechanism is further arranged between the upper bending wheel 17 and the lower bending wheel 18 and used for fixing a to-be-bent piece, the limiting mechanism includes an upper limiting plate 12, a lower limiting plate 13 and a baffle plate 14, the upper limiting plate 12 and the lower limiting plate 13 are provided with corresponding through grooves, the baffle plate 14 penetrates through the through grooves, and the baffle plate 14 is in a T shape.

Rotate and bend wheel 17 and nut 15, make and bend the wheel 17 and bend down the distance increase between the wheel 18, bend wheel 17 and nut 15 on the tightening of moderate degree after bending the wheel 17 and bend down between the wheel 18 on placing tubular product, so realized that the device can bend the operation to the tubular product of different diameters, the application range of device has been improved, stop gear's design makes dismantling and installation that baffle 14 can be convenient, when the tubular product is bent and is accomplished the back and need be taken off, dismantle baffle 14, make tubular product can be more convenient take out, the operating efficiency is improved.

When the pipe bending operation is carried out, the second groove 23 and the limiting mechanism are located on the same horizontal plane, the pipe is placed in the second groove 23 and the limiting mechanism, the second motor 7 works at the moment, the second screw 16 rotates through the connection relation of the gears, the second screw 16 drives the upper bending wheel 17 and the lower bending wheel 18 to rotate to carry out bending operation on the pipe, and the design of the second groove 23 and the bending wheel device enables the pipe bending machine not only to place the pipe and carry out bending operation on the pipe, but also to carry out bending operation on square pipes with different sizes, so that the practicability of the pipe bending machine is improved.

In this embodiment, the top of the upper bending wheel 17 is further provided with a plurality of counter bores 10, the counter bores 10 are arranged in a ring shape, one sides of the counter bores 10 are provided with support plates 9, the support plates 9 are fixedly connected to the top of the upper bending wheel 17, the counter bores 10 are matched with protrusions, and the tops of the protrusions are fixedly connected with a second rotating handle 11.

When small-sized pipe fittings are bent, the bending wheel device can finish the bending operation by manually rotating the second handle 11, so that the energy is saved.

The present invention has been described in connection with the embodiments, and it is obvious that the specific implementation of the present invention is not limited by the above-mentioned manner, and it is within the protection scope of the present invention as long as various insubstantial modifications are made by using the method concept and technical scheme of the present invention, or the concept and technical scheme of the present invention are directly applied to other occasions without modification. The protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims

1. The adjustable bending device is characterized by comprising a workbench (1), wherein the top of the workbench (1) is provided with a positioning device, the workbench (1) is also provided with a bending mechanism, the positioning device and the bending mechanism are mutually and vertically arranged on the workbench (1), the positioning device is used for positioning a piece to be bent, and the bending mechanism is used for completing the bending operation of the piece to be bent;

the positioning device comprises a fixing device (2) and a moving device (3), the fixing device (2) comprises a support (27), the support (27) is of a hollow structure, rollers (28) are rotatably connected inside the support (27), through holes are further formed in the support (27) and used for allowing the edges of the rollers (28) to penetrate through, a connecting piece (29) is further fixedly connected to one side of the support (27), and the top of the support (27) and the surface of the connecting piece (29) are smooth surfaces;

the bending mechanism comprises a first motor (4), a lead screw (5), a second moving block (19), a second motor (7), a driving gear (8), a driven gear (20) and a bending wheel device, the lead screw (5) is arranged in a groove formed in the workbench (1), the lead screw (5) is connected with a rotating shaft of the first motor (4), the second moving block (19) is connected with the lead screw (5) in a threaded mode, the bending wheel device is connected to the top of the second moving block (19) in a rotating mode, the first motor (4) is arranged on the side face of the workbench (1), the second motor (7) is fixedly connected to the top of the workbench (1) through a second support (6), the driving gear (8) is connected with the rotating shaft of the second motor (7) in a rotating mode, the driving gear (8) is meshed with the driven gear (20), and the driven gear (20) is fixedly connected to the bending.

2. The bending device according to claim 1, wherein: the moving device comprises a first moving block (21), the first moving block (21) is provided with a first groove (22) and a second groove (23), the two grooves are perpendicular to each other in the notch, one inner side wall of the first groove (22) is in surface sliding connection with a connecting piece (29), the other inner side wall of the first groove is in surface contact with a roller (28), and the inner top of the first groove (22) is in sliding connection with the top of a support (27).

3. The bending device according to claim 2, wherein: the top of the second groove (23) is further in threaded connection with a first screw rod (25), the top of the first screw rod (25) is provided with a first rotating handle (26), and the bottom of the first screw rod (25) is fixedly connected with a pressing block (24).

4. The bending device according to claim 1, wherein: the bending wheel device comprises an upper bending wheel (17), a lower bending wheel (18) and a second screw rod (16), the lower bending wheel (18) is fixedly connected to the surface of the second screw rod (16), the upper bending wheel (17) is in threaded connection to the surface of the second screw rod (16), the upper end of the second screw rod (16) is further in threaded connection with a nut (15), the nut (15) is located above the upper bending wheel (17), and a limiting mechanism is further arranged between the upper bending wheel (17) and the lower bending wheel (18) and used for fixing a piece to be bent.

5. The bending device according to claim 4, wherein: the limiting mechanism comprises an upper limiting plate (12), a lower limiting plate (13) and a baffle (14), corresponding through grooves are formed in the upper limiting plate (12) and the lower limiting plate (13), the baffle (14) penetrates through the through grooves, and the baffle (14) is T-shaped.

6. The bending device according to claim 4, wherein: the top of going up wheel (17) of bending still is equipped with a plurality of counter bore (10), and counter bore (10) form the annular and arrange, and one side of counter bore (10) is equipped with backup pad (9), and backup pad (9) fixed connection is at the top of wheel (17) of bending at last, and counter bore (10) cooperation has the arch, and bellied top fixedly connected with rotates handle two (11).