CN211191537U

CN211191537U - Oval pipe bending machine

Info

Publication number: CN211191537U
Application number: CN201922104080.6U
Authority: CN
Inventors: 李求海
Original assignee: Nanjing Slow Blessing Outdoor Furniture Co ltd
Current assignee: Nanjing Slow Blessing Outdoor Furniture Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-08-07
Anticipated expiration: 2029-11-29

Abstract

The utility model discloses an elliptical tube bending machine, which comprises a frame, the sliding seat, two backing rolls and a compression roller, two backing rolls rotate to set up in the frame and rotate by the drive arrangement drive, the sliding seat is installed in the frame and constitute the vertical migration pair with the frame, the compression roller rotates to set up on the sliding seat, all be provided with on compression roller and the backing roll with elliptical tube matched with ring channel, the central line of two backing rolls is located same horizontal plane, the central line of compression roller equals with the distance of the central line of two backing rolls, two backing rolls are used for supporting the bottom of elliptical tube, the compression roller is used for making elliptical tube buckle from elliptical tube's top pushes down with the synchronous relative frame vertical slip of sliding seat. The utility model has the advantages that: the utility model discloses a required shape is bent into to the oval pipe that the compression roller downstream will be supported by the backing roll, makes things convenient for buckling of oval pipe, the utility model discloses still have simple structure, convenient operation's advantage.

Description

Oval pipe bending machine

Technical Field

The utility model relates to an elliptical tube bender.

Background

Oval pipe is one of the pipe fitting commonly used, becomes it in fields such as guardrail, and in some positions, need buckle the processing to oval pipe, and the bending of oval pipe will be more difficult and buckle inconveniently for the bending of pipe, and oval pipe can lead to it all to appear deformation on major axis and minor axis direction in buckling, leads to the quality of buckling of oval pipe to reduce, is difficult to satisfy the demand.

Disclosure of Invention

The utility model aims at providing an elliptical tube bender solves among the prior art elliptical tube inconvenient technical defect of buckling.

In order to solve the above problems, the utility model adopts the following technical proposal: elliptical tube bender, which comprises a frame, the sliding seat, two backing rolls and a compression roller, two backing rolls rotate to set up in the frame and rotate by the drive arrangement drive, the sliding seat is installed in the frame and constitute the vertical migration pair with the frame, the compression roller rotates and sets up on the sliding seat, all be provided with on compression roller and the backing roll with elliptical tube matched with ring channel, the central line of two backing rolls is located same horizontal plane, the central line of compression roller equals with the distance of the central line of two backing rolls, two backing rolls are used for supporting the bottom of elliptical tube, the synchronous relative frame vertical slip of compression roller and sliding seat is used for making elliptical tube buckle from the top of elliptical tube to pushing down elliptical tube. The utility model provides a backing roll and compression roller are respectively from the lower part of elliptical tube and upper portion towards opposite direction applys pressure, make the elliptical tube buckle into required angle, the utility model provides a ring channel on backing roll and the compression roller cooperatees with the elliptical tube, consequently can not make the elliptical tube take place deformation on the horizontal direction at the elliptical tube in-process of buckling, ensure the quality of the back elliptical tube of buckling, the utility model discloses the buckling of elliptical tube is handled to the middling pressure roller pushing down, and the bending of elliptical tube is convenient.

As a further improvement of the utility model, the frame includes horizontal frame unit and vertical frame unit, and the left end at horizontal frame unit is installed to the bottom of vertical frame unit, and sliding seat slidable mounting is on vertical frame unit and slide perpendicularly on vertical frame unit, and drive arrangement installs the right-hand member on horizontal frame unit. The utility model provides a frame comprises horizontal part and vertical part, and vertical part is used for increasing the perpendicular gliding scope of sliding seat, makes the utility model discloses applicable in the processing of buckling of the oval pipe of different specifications.

As the utility model discloses a further improvement, vertical frame unit includes left support board and right branch fagging, left support board and right branch fagging parallel arrangement, and one side in opposite directions all is provided with the spout with both ends matched with about the sliding seat on the left support board and the right branch fagging, and both ends are located the spout on left support board and the right branch fagging respectively about the sliding seat to slide from top to bottom in the spout. The utility model discloses all set up the spout in well left branch fagging and the right branch fagging, it is spacing to slide on the sliding seat perpendicularly, avoids the sliding seat to produce horizontal displacement when sliding from top to bottom, improves the utility model discloses the quality of elliptical tube of bending.

As a further improvement of the utility model, vertical frame unit still includes horizontal support plate, both ends respectively with the top fixed connection of left branch fagging and right branch fagging about horizontal support plate, the top of sliding seat is rotated and is connected with the lead screw, the lead screw upwards pass horizontal support plate and with horizontal support plate threaded connection, rotate the lead screw and be used for driving the sliding seat and slide from top to bottom. The utility model discloses in through the threaded connection of lead screw and horizontal support board, slide from top to bottom with the mode drive sliding seat that rotates the lead screw.

As the utility model discloses a further improvement, the sliding seat includes left slide, right slide and connecting plate, and left slide is located the spout in the left branch fagging, and the right branch fagging is located the spout in the right branch fagging, both ends respectively with the top fixed connection of left slide and right slide about the connecting plate, the axis of rotation of compression roller is rotated with left slide and right slide respectively and is connected. The utility model discloses in the sliding seat be "Jiong" shape structure, the installation of the compression roller of being convenient for.

As the utility model discloses a further improvement, all open the waist shape hole that has the left and right sides of running through along vertical direction in backup pad and the right branch fagging, both ends stretch out left branch fagging and right branch fagging from the waist shape hole of compression roller both sides respectively about the axis of rotation of compression roller. The utility model discloses well waist shape hole can cooperate with the axis of rotation of compression roller and carry on spacingly to the vertical slip of compression roller.

As a further improvement, the detachable top end of the screw rod is provided with a handle for rotating the screw rod, and the handle is perpendicular to the screw rod. The utility model discloses set up the handle, be convenient for control the rotation of lead screw.

As a further improvement of the utility model, the two supporting rolls are driven by the same driving device to rotate in the horizontal frame unit. The utility model discloses set up two backing rolls of a drive arrangement drive and rotate, simplify the utility model discloses a structure.

As the utility model discloses a further improvement, drive arrangement is the motor, and motor detachable installs on horizontal frame unit, installs two drive sprocket about on the output shaft of motor, and a driven sprocket is respectively installed to the right-hand member of the axis of rotation of backing roll, and driven sprocket on two backing rolls adopts the chain to be connected with two drive sprocket respectively. The utility model discloses a driving sprocket, driven sprocket and chain cooperate, make two backing rolls of motor drive rotate.

As a further improvement of the utility model, the bottom of horizontal rack unit is provided with a plurality of gyro wheel mounting brackets, rotates gyro wheel of installation on every gyro wheel mounting bracket. The utility model discloses set up the gyro wheel, be convenient for the utility model discloses a remove.

To sum up, the beneficial effects of the utility model are that: the utility model discloses a required shape is bent into to the oval pipe that the compression roller downstream will be supported by the backing roll, makes things convenient for buckling of oval pipe, the utility model discloses still have simple structure, convenient operation's advantage.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is a schematic perspective view of another angle of the present invention.

Fig. 4 is a partially enlarged view of a portion a in fig. 3.

Wherein: 1. a frame; 2. a sliding seat; 3. a support roller; 4. a compression roller; 5. a drive device; 6. an annular groove; 7. a horizontal frame unit; 8. a vertical rack unit; 9. a left support plate; 10. a right support plate; 11. a chute; 12. a horizontal support plate; 13. a screw rod; 14. a left slide plate; 15. a right slide plate; 16. a connecting plate; 17. a waist-shaped hole; 18. a handle; 19. a drive sprocket; 20. a driven sprocket; 21. a chain; 22. a roller mounting frame; 23. and a roller.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

The bending machine for oval tubes as shown in fig. 1 to 4 comprises a frame 1, a sliding seat 2, two supporting rollers 3 and a pressing roller 4, wherein the two supporting rollers 3 are rotatably arranged on the frame 1 through a rotating shaft and driven to rotate by a driving device 5, the sliding seat 2 is arranged on the frame 1 and forms a vertical moving pair with the frame 1, the press roll 4 is rotationally arranged on the sliding seat 2 by adopting a rotating shaft, the press roll 4 and the supporting rolls 3 are both provided with annular grooves 6 matched with the elliptical tubes, the central lines of the two supporting rolls 3 are positioned on the same horizontal plane, the distance between the central line of the press roll 4 and the central lines of the two supporting rolls 3 is equal, when the utility model is used for bending the elliptical tube, the two supporting rollers 3 are used for supporting the bottom of the elliptical tube, the press roller 4 and the sliding seat 2 synchronously slide vertically relative to the frame 1 and are used for pressing the oval tube downwards from the top of the oval tube to bend the oval tube. The utility model provides a backing roll 3 keeps quiescent condition when the oval pipe is pushed down to compression roller 4, is handled forward the oval pipe after will buckling and is rotated by 5 drives of drive arrangement when sending.

The utility model discloses in frame 1 include horizontal frame unit 7 and vertical frame unit 8, the bottom of vertical frame unit 8 install the left end at horizontal frame unit 7, slide holder 2 slidable mounting on vertical frame unit 8 and slide perpendicularly on vertical frame unit 8, drive arrangement 5 install the right-hand member on horizontal frame unit 7. The utility model discloses realize that sliding seat 2 is with the concrete structure of 1 slidable mounting of frame: vertical frame unit 8 include left support plate 9 and right branch fagging 10, left support plate 9 and right branch fagging 10 parallel arrangement, the utility model discloses in the bottom of left support plate 9 and right branch fagging 10 adopt welded mode and horizontal frame unit 7 upper surface fixed mutually, left support plate 9 on and right branch fagging 10 on opposite sides all be provided with sliding seat 2 about both ends matched with spout 11, sliding seat 2 about both ends be located respectively in the spout 11 on left support plate 9 and the right branch fagging to slide from top to bottom in spout 11.

The utility model discloses in 8 preferred still be provided with horizontal support plate 12 of vertical frame unit, horizontal support plate 12 about both ends respectively with the top fixed connection of left support plate 9 and right branch fagging 10, the utility model discloses a welded mode fixed horizontal connecting plate 12 and left support plate 9 and right branch fagging 10, the top of sliding seat 2 rotate and be connected with lead screw 13, wherein lead screw 13 be prior art with the rotation connected mode of sliding seat 2, lead screw 13 upwards pass horizontal support plate 12 and with horizontal support plate 12 threaded connection, rotate lead screw 13 be used for driving sliding seat 2 and slide from top to bottom. The utility model discloses the preferred upper surface at horizontal support plate 12 is provided with the fixed block, sets up the screw thread through-hole that runs through itself and horizontal support plate 12 on the fixed block, lead screw 13 pass the screw thread through-hole and constitute the screw thread pair with the screw thread through-hole lead screw 13's top detachable be provided with handle 18 for rotate lead screw 13, handle 18 is perpendicular with lead screw 13. The utility model discloses in the top of lead screw 13 be provided with the connecting portion that the cross section is the rectangle, the one end shape rectangular hole of handle 18, connecting portion stretch into in the rectangular hole and cooperate with the rectangular hole, pull the rotatable lead screw 13 of handle 18, because the bottom of lead screw 13 rotates with sliding seat 2 to be connected, and sliding seat 2 can not rotate vertical frame unit 8 relatively, upwards connect when consequently lead screw 13 rotates and move sliding seat 2 or promote sliding seat 2 downwards.

The utility model discloses in sliding seat 2 include left slide 14, right slide 15 and connecting plate 16, lead screw 13 bottom and connecting plate 16 rotate to be connected, left slide 14 be located the spout 11 on the left branch fagging 9 in, right branch fagging 10 be located the spout 11 on the right branch fagging 10 in, connecting plate 16 about both ends respectively with left slide 14 and right slide 15 top fixed connection, the utility model discloses in connecting plate 16 all adopt the welded mode fixed with left slide 14 and right slide 15, the axis of rotation of compression roller 4 adopt the bearing rotation to be connected with left slide 14 and right slide 15 respectively. The utility model discloses left support plate 9 and right support plate 10 on all open along vertical direction and have the waist shape hole 17 that runs through the left and right sides, the axis of rotation of compression roller 4 about the tip at both ends stretch out left support plate 9 and right support plate 10 from the waist shape hole 17 of compression roller 4 both sides respectively.

The utility model provides a two backing rolls 3 are rotated at horizontal frame unit 7 by same drive arrangement 5 drive. The utility model discloses the preferred motor that adopts of well drive arrangement 5, the motor adopt bolt detachable to install the right-hand member at horizontal frame unit 7, the output shaft of motor on install about two drive sprocket 19, the axis of rotation of backing roll 3 adopt the bearing of installing on horizontal frame unit 7 and bearing frame in to rotate with horizontal frame unit 7 and be connected, a driven sprocket 20 is respectively installed, two to the right-hand member of the axis of rotation of backing roll 3 driven sprocket 20 on the backing roll 3 adopt chain 21 with two drive sprocket 19 respectively to be connected. The utility model discloses the preferred adoption bolt detachable installs the speed reducer on horizontal frame unit 7, the speed reducer be located between motor and the vertical frame unit 8, the output shaft of motor and the input shaft of speed reducer adopt the sprocket to be connected with the chain, drive sprocket 19 install on the output shaft of speed reducer, the motor work drives the output shaft of speed reducer and rotates through the speed reducer speed reduction back drive speed reducer, the output shaft of speed reducer passes through drive sprocket 19,

chain

21 and 20 drive two axis of rotation rotations of backing roll 3 of driven sprocket for drive backing roll 3 rotates.

The utility model discloses preferred horizontal frame unit 7's bottom be provided with a plurality of gyro wheel mounting brackets 22, the utility model discloses in gyro wheel mounting bracket 22 adopt the welded mode to fix in horizontal frame unit 7's bottom, wherein gyro wheel mounting bracket 22's quantity sets up to four, horizontal frame unit 7's left end and right-hand member respectively set up two, at every gyro wheel mounting bracket 22 on respectively rotate gyro wheel 23 of installation with convenient the utility model discloses a removal.

Parts which are not specifically described in the above description are prior art or can be realized by the prior art. The specific embodiments of the present invention are merely preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. All equivalent changes and modifications made according to the content of the claims of the present invention should be regarded as the technical scope of the present invention.

Claims

1. Oval pipe bender, its characterized in that: comprises a frame (1) and a sliding seat (2), two backing rolls (3) and a compression roller (4), two backing rolls (3) rotate to set up in frame (1) and rotate by drive arrangement (5) drive, install in frame (1) and constitute the vertical migration pair with frame (1) sliding seat (2), compression roller (4) rotate to set up on sliding seat (2), all be provided with ring channel (6) with oval pipe matched with on compression roller (4) and backing roll (3), the central line of two backing rolls (3) is located same horizontal plane, the central line of compression roller (4) equals with the distance of the central line of two backing rolls (3), two backing rolls (3) are used for supporting the bottom of oval pipe, synchronous relative frame (1) vertical slip of compression roller (4) and sliding seat (2) is used for making oval pipe buckle from the top of oval pipe to pushing down.

2. Elliptical tube bending machine according to claim 1, characterized in that: frame (1) includes horizontal frame unit (7) and vertical frame unit (8), and the left end at horizontal frame unit (7) is installed to the bottom of vertical frame unit (8), and sliding seat (2) slidable mounting is on vertical frame unit (8) and slide perpendicularly on vertical frame unit (8), and drive arrangement (5) install the right-hand member on horizontal frame unit (7).

3. Elliptical tube bending machine according to claim 2, characterized in that: vertical frame unit (8) include left branch fagging (9) and right branch fagging (10), and left branch fagging (9) and right branch fagging (10) parallel arrangement, and both ends matched with spout (11) about both ends all are provided with sliding seat (2) on left branch fagging (9) and right branch fagging (10) one side in opposite directions, and both ends are located spout (11) on left branch fagging (9) and right branch fagging (10) respectively about sliding seat (2) to slide from top to bottom in spout (11).

4. Elliptical tube bending machine according to claim 3, characterized in that: the vertical rack unit (8) further comprises a horizontal support plate (12), the left end and the right end of the horizontal support plate (12) are fixedly connected with the top ends of the left support plate (9) and the right support plate (10) respectively, a lead screw (13) is rotatably connected to the top of the sliding seat (2), the lead screw (13) upwards penetrates through the horizontal support plate (12) and is in threaded connection with the horizontal support plate (12), and the rotating lead screw (13) is used for driving the sliding seat (2) to slide up and down.

5. Elliptical tube bending machine according to claim 4, characterized in that: sliding seat (2) include left slide (14), right slide (15) and connecting plate (16), and left slide (14) are located spout (11) on left branch fagging (9), and right branch fagging (10) are located spout (11) on right branch fagging (10), both ends respectively with the top fixed connection of left slide (14) and right slide (15) about connecting plate (16), the axis of rotation of compression roller (4) rotate respectively with left slide (14) and right slide (15) and be connected.

6. Elliptical tube bending machine according to claim 5, characterized in that: waist-shaped holes (17) penetrating through the left side and the right side are formed in the left supporting plate (9) and the right supporting plate (10) in the vertical direction, and the left supporting plate (9) and the right supporting plate (10) extend out of the waist-shaped holes (17) in the left side and the right side of the rotating shaft of the pressing roller (4) respectively.

7. Elliptical tube bending machine according to claim 6, characterized in that: the top end of the screw rod (13) is detachably provided with a handle (18) for rotating the screw rod (13), and the handle (18) is perpendicular to the screw rod (13).

8. Elliptical tube bending machine according to claim 7, characterized in that: the two supporting rollers (3) are driven by the same driving device (5) to rotate on the horizontal rack unit (7).

9. Elliptical tube bending machine according to claim 8, characterized in that: the driving device (5) is a motor, the motor is detachably mounted on the horizontal rack unit (7), a left driving chain wheel and a right driving chain wheel (19) are mounted on an output shaft of the motor, a driven chain wheel (20) is mounted at the right end of a rotating shaft of the supporting roll (3), and the driven chain wheels (20) on the two supporting rolls (3) are respectively connected with the two driving chain wheels (19) through chains (21).

10. Elliptical tube bending machine according to any one of claims 2 to 9, characterized in that: the bottom of the horizontal rack unit (7) is provided with a plurality of roller mounting frames (22), and each roller mounting frame (22) is rotatably provided with a roller (23).