CN215279327U

CN215279327U - Bending device

Info

Publication number: CN215279327U
Application number: CN202121108837.XU
Authority: CN
Inventors: 王险峰; 高亮; 张士光; 许春光; 赵磊
Original assignee: Codan Lingyun Automotive Rubber Hose Co ltd
Current assignee: Codan Lingyun Automotive Rubber Hose Co ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2021-12-24
Anticipated expiration: 2031-05-21

Abstract

The utility model provides a bending device, belonging to the technical field of bending equipment, comprising a base, a lower half mould, a bending roller, a positioning component, a bracket, an upper half mould and a lifting component, wherein the lower half mould is arranged on the base and is provided with a surrounding platform; the bending roller is connected with the base, the bending roller has the degree of freedom of rotating around the axis of the surrounding table, and a clamping space for placing the pipe body is formed between the bending roller and the surrounding table; the positioning assembly is arranged on the base and is used for being attached to one end of the pipe body so as to position the bending position of the pipe body; the bracket is arranged on the base; the upper half die is positioned above the lower half die and opposite to the lower half die, and the upper half die has freedom degree of moving towards the lower half die; the lifting assembly is used for driving the upper half die to tightly press the pipe body in the clamping space; the driving assembly is used for driving the bending roller to rotate around the axis of the surrounding table so as to push the pipe body to be bent along the surrounding table. The utility model provides a bending device can realize automatic, the accuracy is bent.

Description

Bending device

Technical Field

The utility model belongs to the technical field of the equipment of bending, more specifically say, relate to a bending device.

Background

The pipeline is widely applied to various industries, and in the automobile manufacturing process, because the space of an automobile body is limited, the pipeline in the automobile is often required to be installed after being bent, and part of the pipe body is required to be installed after being bent into a U shape. When the existing pipe body is bent in a U shape again, manual bending is carried out manually through a simple bending tool. When manually bending, the manual work is handheld fixed with body one end, then promotes the instrument of bending and bends, and the in-process body of bending takes place to rock easily, and the precision of bending is poor, consumes the labour simultaneously.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bending device aims at solving the current lower problem of the manual precision of bending to the body.

In order to achieve the above object, the utility model adopts the following technical scheme: the bending device comprises a base, a lower half die, a bending roller, a positioning assembly, a bracket, an upper half die and a lifting assembly, wherein the lower half die is arranged on the base and is provided with a surrounding platform; the bending roller is connected with the base, the bending roller has the degree of freedom of rotating around the axis of the surrounding table, and a clamping space for placing the pipe body is formed between the bending roller and the surrounding table; the positioning assembly is arranged on the base and is used for being attached to one end of the pipe body so as to position the bending position of the pipe body, and the other end of the pipe body penetrates through the clamping space; the bracket is arranged on the base; the upper half die is positioned above the lower half die and opposite to the lower half die, and the upper half die has freedom degree of moving towards the lower half die; the lifting assembly is connected with the bracket and the upper half die and is used for driving the upper half die to downwards compress the pipe body in the clamping space; the driving assembly is connected with the bending roller and used for driving the bending roller to rotate around the axis of the surrounding table so as to push the pipe body to be bent along the surrounding table.

As another embodiment of this application, still include the chassis, the chassis with the base links to each other, the base is located chassis top, and with the last plane looks interval of chassis sets up, and the fixed pivot that is equipped with on the base, on the pivot was located to the half mould down, the pivot overcoat is equipped with a supporting bench, a supporting bench was equipped with first transfer line, the roller of bending was located on first transfer line, drive assembly was the motor, the motor links to each other with the chassis, and is located the base below, the output shaft and the pivot of motor are coaxial, be equipped with the second transfer line on the output shaft of motor, the second transfer line is located between base and the chassis, the second transfer line links to each other outside the base with first transfer line.

As another embodiment of the application, one end of the rotating shaft extends into the lower portion of the base, the output shaft of the motor is provided with a sleeve, the sleeve is provided with a connecting hole, the sleeve is sleeved outside the rotating shaft extending into the lower portion of the base, and the second transmission rod is connected with the sleeve.

As another embodiment of the application, the positioning assembly comprises a supporting plate, a positioning screw rod and a positioning nut, wherein the supporting plate is connected with the base; the positioning screw is arranged on the supporting plate; the positioning nut is in threaded connection with the positioning screw rod, protrudes out of the end part of the positioning screw rod and is used for being attached to the pipe body.

As another embodiment of the application, a centering pin is arranged on the surrounding table, and a centering hole is formed in the bottom surface of the upper half film and is used for being connected with the centering pin in an inserting mode.

As another embodiment of the application, the lifting assembly is a push-pull type quick clamp, and the moving output end of the push-pull type quick clamp is connected with the upper half die.

As another embodiment of the application, a first connecting nut is arranged at the moving output end of the push-pull type quick clamp, a second connecting nut is arranged on the lower half mold, and the second connecting nut is in threaded connection with the first connecting nut through a connecting screw rod.

As another embodiment of the present application, a first arc-shaped groove is formed in the upper mold half, a second arc-shaped groove is correspondingly formed in the surrounding table, a third arc-shaped groove is formed in the circumferential wall of the bending roller, a clamping space is formed between the second arc-shaped groove and the third arc-shaped groove, when the upper mold half is used for pressing and fixing the pipe body, the pipe body is simultaneously located in the first arc-shaped groove, the second arc-shaped groove and the third arc-shaped groove, and the outer wall of the pipe body is simultaneously attached to the inner walls of the first arc-shaped groove, the second arc-shaped groove and the third arc-shaped groove.

As another embodiment of the application, the first transmission rod is provided with a positioning hole, the bending roller is provided with a through hole, the bending roller is connected with the first transmission rod through a locking bolt and a locking nut, and the screw end of the locking bolt penetrates through the positioning hole and the through hole to be connected with the locking nut.

As another embodiment of this application, locating hole quantity is a plurality of, and a plurality of locating holes set up along the length direction looks interval of first drive lever, and the bending roller is selected through lock bolt and lock nut and is linked to each other with one of them locating hole.

The utility model provides a bending device's beneficial effect lies in: compared with the prior art, the utility model discloses bending device, when using, the clamping space is put into to the body, and the one end and the locating component contact of body, the other end of body pass the clamping space, and the part that the body is located the clamping space this moment contacts with the circumference wall of bending roll and surrounding platform simultaneously. Because the distance from the positioning assembly to the center of the surrounding table is fixed, after the pipe body is contacted with the positioning assembly, the distance from the end part of the pipe body to the contact part of the pipe body and the surrounding table is determined, and the contact part of the pipe body and the surrounding table is the starting part of subsequent bending; then the lifting assembly drives the upper half die to press the pipe body downwards, so that the position of the pipe body is fixed; and finally, the driving assembly drives the bending roller to rotate around the axis of the surrounding table, so that the part of the pipe body extending out of the clamping space is pushed to bend by a specific angle along the radian of the surrounding table, and the automatic bending of the pipe body is completed. The utility model discloses a set up the initial department of bending of locating component accurate control, through compressing tightly of lifting unit and first mould prevent effectively that the body from rocking when bending, through drive assembly and the roller accurate control angle of bending to the precision that the body was bent has been guaranteed. Simultaneously the utility model discloses can realize automatic bending, liberate the labour.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a front view of a bending apparatus according to an embodiment of the present invention;

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

fig. 3 is a schematic structural view of another angle of the bending apparatus according to the embodiment of the present invention;

fig. 4 is a top view of the bending apparatus provided in the embodiment of the present invention with the lifting assembly and the upper mold removed;

FIG. 5 is a sectional view taken along line A-A of FIG. 4;

fig. 6 is a schematic structural view of the bending device according to the embodiment of the present invention when bending the pipe body.

In the figure: 1. a base; 2. a support plate; 3. positioning a screw rod; 4. positioning a nut; 5. push-pull type quick clamp; 6. a support; 7. a first coupling nut; 8. connecting a screw rod; 9. a second coupling nut; 10. an upper half mold; 11. positioning holes; 12. a first drive lever; 14. connecting sleeves; 15. a second transmission rod; 16. bending rollers; 17. a centering pin; 18. a lower half mold; 19. a support table; 20. a motor; 21. locking the nut; 22. locking the bolt; 23. a third coupling nut; 24. a connecting bolt; 25. a rotating shaft; 26. a kit; 1001. a centering hole; 1002. a first arc-shaped slot; 1601. a third arc-shaped groove.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 3 and fig. 6 together, a bending apparatus according to the present invention will now be described. The bending device comprises a base 1, a lower half die 18, a bending roller 16, a positioning assembly, a support 6, an upper half die 10 and a lifting assembly, wherein the lower half die 18 is arranged on the base 1, and the lower half die 18 is provided with a surrounding platform; the bending roller 16 is connected with the base 1, the bending roller 16 has a degree of freedom rotating around the axis of the surrounding table, and a clamping space for placing a pipe body is formed between the bending roller 16 and the surrounding table; the positioning assembly is arranged on the base 1 and is used for being attached to one end of the pipe body so as to position the bending position of the pipe body, and the other end of the pipe body penetrates through the clamping space; the bracket 6 is arranged on the base 1; the upper half-mold 10 is located above the lower half-mold 18 and opposite to the lower half-mold 18, the upper half-mold 10 having a degree of freedom to move toward the lower half-mold 18; the lifting assembly is connected with the bracket 6 and the upper half die 10 and is used for driving the upper half die 10 to downwards compress the pipe body in the clamping space; the driving component is connected with the bending roller 16 and is used for driving the bending roller 16 to rotate around the axis of the surrounding table so as to push the pipe body to be bent along the surrounding table.

The utility model provides a bending device compares with prior art, and when using, the clamping space is put into to the body, and the one end and the locating component contact of body, the other end of body pass the clamping space, and the part that the body lies in the clamping space this moment contacts with 16 rollers of bending and the circumference wall that encircles the platform simultaneously. Because the distance from the positioning assembly to the center of the surrounding table is fixed, after the pipe body is contacted with the positioning assembly, the distance from the end part of the pipe body to the contact part of the pipe body and the surrounding table is determined, and the contact part of the pipe body and the surrounding table is the starting part of subsequent bending; then the lifting assembly drives the upper half die 10 to press the pipe body downwards, so that the position of the pipe body is fixed; and finally, the driving assembly drives the bending roller 16 to rotate around the axis of the surrounding table, so that the part of the pipe body extending out of the clamping space is pushed to bend by a specific angle along the radian of the surrounding table, and the automatic bending of the pipe body is completed. The utility model discloses a set up the initial department of bending of locating component accurate control, through compressing tightly of lifting unit and first mould 10 prevent effectively that the body from rocking when bending, through drive assembly and 16 accurate control bending angles of bending roller to the precision that the body was bent has been guaranteed. Simultaneously the utility model discloses can realize automatic bending, liberate the labour.

In this embodiment, a controller is provided, and the controller controls the lifting assembly and the driving assembly to cooperate. After the lifting assembly drives the upper mold half 10 to compress the pipe, the driving assembly controls the bending roller 16 to rotate by a specific angle.

As a specific implementation manner of the bending device provided in the present invention, please refer to fig. 3 to 6, the bending device further includes a bottom frame, the bottom frame is connected to the base 1, the base 1 is located above the bottom frame, and with the upper plane interval of the bottom frame is set up, the base 1 is fixed with a rotating shaft 25, the lower half mold 18 is located on the rotating shaft 25, the rotating shaft 25 is externally sleeved with a supporting platform 19, the supporting platform 19 is provided with a first transmission rod 12, the bending roller 16 is located on the first transmission rod 12, the driving assembly is the motor 20, the motor 20 is connected to the bottom frame, and is located below the base 1, the output shaft of the motor 20 is coaxial with the rotating shaft 25, the output shaft of the motor 20 is provided with a second transmission rod 15, the second transmission rod 15 is located between the base 1 and the bottom frame, and the second transmission rod 15 is connected to the base 1 with the first transmission rod 12.

In this embodiment, the underframe is a table body, the base 1 is arranged above the table body, the base 1 is plate-shaped, the base 1 is connected with the table body through a column, and the base 1 has a certain vertical distance from the table top. A rotating shaft 25 is fixedly arranged on the base 1, the lower half die 18 is arranged on the rotating shaft 25, and the lower half die 18 and the rotating shaft 25 are both fixed. The supporting table 19 is sleeved on the rotating shaft 25, the first transmission rod 12 is connected with the supporting table 19, and the bending roller 16 is arranged on the first transmission rod 12, so that the bending roller 16 can rotate around the rotating shaft 25 along with the supporting table 19 and the first transmission rod 12. The motor 20 is arranged below the base 1, an output shaft of the motor 20 is coaxial with the rotating shaft 25, the output shaft of the motor 20 is connected with the second transmission rod 15, and the second transmission rod 15 is connected with the first transmission rod 12, so that the motor 20 can rotate to drive the first transmission rod 12 to rotate through the second transmission rod 15, and finally the bending roller 16 rotates around the rotating shaft 25 to bend the tube body.

In this embodiment, the first transmission rod 12 is rotatably connected to the second transmission rod 15, the first transmission rod 12 is provided with a first through hole, the second transmission rod 15 is provided with a second through hole, the first transmission rod 12 and the second transmission rod 15 are provided with a connection sleeve 14, and a screw of the connection bolt 24 sequentially passes through the second through hole, an inner hole of the connection sleeve 14, the first through hole and the third connection nut 23 from the lower side of the second transmission rod 15, so that the first transmission rod 12 is rotatably connected to the second transmission rod 15.

The utility model discloses material preparation such as the conventional panel of bending device accessible and pole material, simple structure, low in manufacturing cost.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 5, one end of the rotating shaft 25 extends into the lower portion of the base 1, the output shaft of the motor 20 is provided with a sleeve 26, the sleeve 26 is provided with a connecting hole, the sleeve 26 is sleeved on the rotating shaft 25 extending into the lower portion of the base 1, and the second transmission rod 15 is connected to the sleeve 26.

In this embodiment, one end of the rotating shaft 25 extends into the lower portion of the base 1, the output shaft of the motor 20 is provided with the sleeve 26, the sleeve 26 is provided with a connecting hole, the sleeve 26 is sleeved on the rotating shaft 25, and the output shaft of the motor 20 is ensured to be concentric with the rotating shaft 25 through a mechanical connection mode, so that the bending roller 16 is ensured to accurately rotate around the rotating shaft 25.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 2, the positioning assembly includes a supporting plate 2, a positioning screw rod 3, and a positioning nut 4, the supporting plate 2 is connected to the base 1; the positioning screw rod 3 is arranged on the supporting plate 2; positioning nut 4 and 3 threaded connection of positioning screw, positioning nut 4 protrusion positioning screw 3's tip, positioning nut 4 is used for leaning on with the body.

In this embodiment, through rotatory set nut 4, can finely tune set nut 4 for the position of encircleing the platform to can be through adjusting set nut 4 accurate control body initial point's position of bending.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 2 and fig. 3, the ring platform is provided with a centering pin 17, the bottom surface of the upper mold half is provided with a centering hole 1001, and the centering hole 1001 is used for being inserted into the centering pin 17.

In this embodiment, the upper half die 10 is provided with a centering hole 1001, the lower half die 18 is provided with a centering pin 17, and the centering pin 17 is inserted into the centering hole 1001 when the lifting assembly drives the upper half die 10 to press the pipe body downward, so that the lower half die 18 and the upper half die 10 are concentric, and the upper half die 10 is prevented from deflecting and deviating when pressing the pipe body downward.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 2 and fig. 3, the moving output end of the push-pull type quick clamp 5 is provided with a first connection nut 7, the lower half mold 18 is provided with a second connection nut 9, and the second connection nut 9 is connected with the first connection nut 7 through a connection screw 8.

In this embodiment, a quick clamp is a novel manual clamp and pneumatic clamp product that can pinpoint, quick clamp tightly, is the anchor clamps product that extensively is used for the welding process, riveting process, the processing of gluing, machining, assembly, commodity circulation etc. process of product, still can be used to the fixed of a certain spare part of equipment. The push-pull quick clamp 5 is one of twelve categories of quick clamps, a series of over five hundred products. The push-pull type quick clamp 5 has the main characteristics that: the clamp can quickly fasten and clamp the workpiece no matter whether the clamp is pushed forwards to the position to prop against the workpiece or pulled backwards to the position to pull the workpiece.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 3, the first arc-shaped groove 1002 is disposed on the first mold 10, the second arc-shaped groove is disposed around the bench, the third arc-shaped groove 1601 is disposed on the circumferential wall of the bending roller 16, a clamping space is formed between the second arc-shaped groove and the third arc-shaped groove 1601, when the first mold 10 fixes the pipe, the pipe is disposed in the first arc-shaped groove, the second arc-shaped groove 1002 and the third arc-shaped groove 1601, and the outer wall of the pipe is attached to the inner walls of the first arc-shaped groove 1002, the second arc-shaped groove and the third arc-shaped groove 1601.

In this embodiment, when the body of waiting to buckle is the pipe, be equipped with first arc wall 1002 on the first mould 10, the second arc wall is equipped with on the platform of encircleing of lower mould 18, be equipped with third arc wall 1601 on the bending roll 16, form the clamping space between second arc wall and third arc wall 1601, the body is placed when the clamping space, the circumference wall of body and the inner wall contact of second arc wall and third arc wall 1601, when upper mould 10 pushes down, the body is laminated with the inner wall of first arc wall 1002 for the body is by spacing compressing tightly.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 2 and fig. 3, the lower mold half 18 is provided with a plurality of coaxially arranged surrounding platforms, the diameters of the surrounding platforms increase from top to bottom, and the centering pin 17 is located on the uppermost surrounding platform.

In this embodiment, the pipe body is bent around the surrounding table to be U-shaped, and thus the radius of the surrounding table is the bending radius of the pipe body. The bending radius that different occasions body need be bent is different, sets up a plurality of coaxial platforms that encircle on lower half mould, and from the top down encircles a diameter grow to when needs use different bending radius, the body contacts with the wall of the platform circumference that encircles of different diameters, need not to change the mould repeatedly, only need a lower half mould alright accomplish different bending.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 2 and fig. 3, a positioning hole 11 is disposed on the first transmission rod 12, a through hole is disposed on the bending roller 16, the bending roller 16 is connected to the first transmission rod 12 through a locking bolt 22 and a locking nut 21, and a screw end of the locking bolt 22 passes through the positioning hole 11 and the through hole is connected to the locking nut 21.

As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 3, the number of the positioning holes 11 is several, the positioning holes 11 are arranged at intervals along the length direction of the first transmission rod 12, and the bending roller 16 is selectively connected to one of the positioning holes 11 through the locking bolt 22 and the locking nut 21.

In this embodiment, because the size of body is different, links to each other with different locating hole 11 through bending roller 16, can increase or reduce the clamping space between bending roller 16 and the platform of encircleing for this bending device application scope is more extensive.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Bending device, its characterized in that includes:

a base;

the lower half die is arranged on the base and provided with a surrounding table;

the bending roller is connected with the base, the bending roller has a degree of freedom rotating around the axis of the surrounding table, and a clamping space for placing a pipe body is formed between the bending roller and the surrounding table;

the positioning assembly is arranged on the base and used for being attached to one end of the pipe body so as to position the bending position of the pipe body, and the other end of the pipe body penetrates through the clamping space;

the bracket is arranged on the base;

an upper half mold located above and opposite the lower half mold, the upper half mold having a degree of freedom to move toward the lower half mold;

the lifting assembly is connected with the bracket and the upper half die and is used for driving the upper half die to downwards press the pipe body in the clamping space; and

and the driving assembly is connected with the bending roller and is used for driving the bending roller to rotate around the axis of the surrounding table so as to push the pipe body to be bent along the surrounding table.

2. The bending device according to claim 1, further comprising a bottom frame, wherein the bottom frame is connected to the base, the base is located above the bottom frame and spaced from an upper plane of the bottom frame, a rotating shaft is fixedly arranged on the base, the lower mold is arranged on the rotating shaft, a supporting table is sleeved outside the rotating shaft, the supporting table is provided with a first transmission rod, the bending roller is arranged on the first transmission rod, the driving assembly is a motor, the motor is connected to the bottom frame and located below the base, an output shaft of the motor is coaxial with the rotating shaft, a second transmission rod is arranged on an output shaft of the motor and located between the base and the bottom frame, and the second transmission rod is connected to the first transmission rod outside the base.

3. The bending device according to claim 2, wherein one end of the rotating shaft extends below the base, a sleeve is arranged on an output shaft of the motor, a connecting hole is formed in the sleeve, the sleeve is sleeved outside the rotating shaft extending below the base, and the second transmission rod is connected with the sleeve.

4. The bending device of claim 1, wherein the positioning assembly comprises:

the supporting plate is connected with the base;

the positioning screw is arranged on the supporting plate;

and the positioning nut is in threaded connection with the positioning screw rod, protrudes out of the end part of the positioning screw rod and is used for being attached to the pipe body.

5. The bending apparatus as claimed in claim 1, wherein a centering pin is provided on the surrounding table, and a centering hole for insertion of the centering pin is provided on a bottom surface of the upper mold half.

6. The bending apparatus according to claim 1, wherein the lifting assembly is a push-pull quick clamp, the moving output end of the push-pull quick clamp being connected to the upper mold half.

7. The bending device according to claim 6, wherein a first connection nut is provided at a moving output end of the push-pull type quick clamp, and a second connection nut is provided at the lower half mold, and the second connection nut is in threaded connection with the first connection nut through a connection screw.

8. The bending device according to claim 1, wherein a first arc-shaped groove is formed in the upper die, a second arc-shaped groove is correspondingly formed in the surrounding table, a third arc-shaped groove is formed in a circumferential wall of the bending roller, a clamping space is formed between the second arc-shaped groove and the third arc-shaped groove, when the upper die is used for pressing and fixing the pipe body, the pipe body is located in the first arc-shaped groove, the second arc-shaped groove and the third arc-shaped groove, and the outer wall of the pipe body is simultaneously attached to the inner walls of the first arc-shaped groove, the second arc-shaped groove and the third arc-shaped groove.

9. The bending apparatus according to claim 2, wherein the first driving rod is provided with a positioning hole, the bending roller is provided with a through hole, the bending roller is connected with the first driving rod through a locking bolt and a locking nut, and a screw end of the locking bolt passes through the positioning hole and the through hole and is connected with the locking nut.

10. The bending apparatus as claimed in claim 9, wherein the number of the positioning holes is several, the positioning holes are spaced apart along the length of the first transmission rod, and the bending roller is selectively connected to one of the positioning holes by the locking bolt and the locking nut.