CN217748764U

CN217748764U - Bending compensation device of bending machine

Info

Publication number: CN217748764U
Application number: CN202221074268.6U
Authority: CN
Inventors: 陈先
Original assignee: Huangshi Master Machinery & Equipment Co
Current assignee: Huangshi Master Machinery & Equipment Co
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-11-08
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a bender compensation arrangement that bends relates to bender technical field, which comprises a frame, the outer surface mounting of frame has the controller, the last fixed surface of frame is connected with the roof, two pneumatic cylinders are installed to the bottom surface of roof, the below of roof is provided with a rectangular plate. It passes through the pneumatic cylinder, on bend the mould, first mould of bending down, the cooperation between second mould of bending down and the adjustment mechanism, utilize the pneumatic cylinder, on bend the mould, first mould of bending down and second mould of bending down can bend the work piece, utilize adjustment mechanism can adjust the height of first mould of bending down, when the height of first mould of bending is higher than the height of two second moulds of bending down, the value of warping that produces in the time of just in time can offsetting bender man-hour, thereby it is little to have avoided the work piece angle of bending to appear both ends, middle big phenomenon, thereby the machining precision of the work piece of bending has effectively been improved.

Description

Bending compensation device of bending machine

Technical Field

The utility model relates to a bender technical field specifically is a bender compensation arrangement that bends.

Background

The bending machine is a common device in the sheet metal machining industry, adopts hydraulic transmission, drives a sliding block to move up and down through pistons of a left oil cylinder and a right oil cylinder which are fixed on a rack, installs an upper die for sheet metal machining at the lower end of the sliding block, and installs a lower die matched with the upper die on a workbench of the bending machine; when the V groove of the lower mould of impressing in was gone up in the bender control, the completion was bent the operation to the panel, to sheet metal, received self material characteristic influence, when the shaping of bending, had a resilience for actual shaping angle will be less than predetermined shaping angle, and at this moment, the angle compensation of bending need be carried out.

The existing bending machine has certain deflection during processing, so that the bending angle of a workpiece is easy to have the phenomena of small two ends and large middle, and the processing precision of the bent workpiece is seriously influenced; therefore, the bending compensation device for the bending machine is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bender compensation arrangement that bends in order to compensate prior art not enough.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a bender compensation arrangement that bends, includes the frame, the surface mounting of frame has the controller, the last fixed surface of frame is connected with the roof, two pneumatic cylinders are installed to the bottom surface of roof, the below of roof is provided with first rectangular plate, the one end fixed connection of roof is kept away from to the upper surface of first rectangular plate and two pneumatic cylinders, the surface fixed connection of frame has the second rectangular plate, the below of first rectangular plate is provided with the mould of bending, the below of roof is provided with adjustment mechanism, adjustment mechanism includes the casing, the last surface mounting of casing has first mould of bending and two second moulds of bending down, first mould of bending is located between the mould of bending down of two seconds, the surface of frame is provided with stop gear, stop gear includes four first straight angle boards, two of them the surface of first straight angle board is connected with the last fixed surface of the mould of bending on, two of the other the surface of first straight angle board is connected with the bottom surface fixed connection of casing, the both sides face of first rectangular plate and the equal fixedly connected with second right angle board of the both sides face of second rectangular plate.

Furthermore, the inside of casing rotates and is connected with the threaded rod, the right-hand member fixed connection of threaded rod has the handle.

Furthermore, the surface threaded connection of threaded rod has down the sloping block, the bottom surface of sloping block and the interior diapire sliding connection of casing down, the bottom surface fixedly connected with of the mould of bending down goes up the sloping block, go up the sloping block and contact with the one side that the sloping block is close to each other down.

Furthermore, the bottom surface of the first lower bending die is fixedly connected with four guide rods, and the ends, far away from the first lower bending die, of the four guide rods are all inserted into the shell.

Furthermore, the outer surfaces of the four first straight angle plates are fixedly connected with first limiting parts, and the inner parts of the first rectangular plates and the inner parts of the second rectangular plates are connected with two second limiting parts in a sliding mode.

Furthermore, the outer surfaces of the four second limiting parts are fixedly connected with springs, and one ends, far away from the four second limiting parts, of the four springs are fixedly connected with the outer surfaces of the four second right-angle plates respectively.

Furthermore, the outer surfaces of the four second limiting parts are fixedly connected with pull rods, and one ends, far away from the four second limiting parts, of the four pull rods respectively penetrate through the four second right-angle plates and extend to the outsides of the four second right-angle plates.

Compared with the prior art, this bender compensation arrangement that bends possesses following beneficial effect:

1. the utility model discloses a pneumatic cylinder, on bend the mould, first mould of bending down, cooperation between second mould of bending down and the adjustment mechanism, utilize the pneumatic cylinder, on bend the mould, first mould of bending down and second mould of bending down can bend the work piece, utilize adjustment mechanism can adjust the height of first mould of bending down, when the height of first mould of bending is higher than the height of two second mould of bending down, then just in time can offset the bender and add produced value of warping man-hour, thereby it is little to have avoided the work piece angle of bending to appear both ends, middle big phenomenon, thereby the machining precision of the work piece of bending has effectively been improved.

2. The utility model discloses a set up stop gear, can be convenient for carry out the dismouting to mould, the first mould of bending, the second mould of bending down of bending on to be convenient for overhaul the mould of bending down of mould, the first mould of bending, second of bending on, through setting up the guide bar, can make the first mould of bending down reciprocate the in-process can not skew direction.

Drawings

Fig. 1 is a schematic view of a three-dimensional front view structure of the present invention;

fig. 2 is a schematic perspective view of a second rectangular plate, an adjusting mechanism and a limiting mechanism of the present invention;

fig. 3 is a schematic three-dimensional structure diagram of the upper bending mold, the first right-angle plate and the first limiting member of the present invention;

fig. 4 is a schematic perspective view of the housing, the handle and the limiting mechanism of the present invention;

fig. 5 is a schematic view of a three-dimensional structure of the limiting mechanism of the present invention.

In the figure: 1 rack, 2 controllers, 3 top plates, 4 hydraulic cylinders, 5 first rectangular plates, 6 second rectangular plates, 7 adjusting mechanisms, 701 shells, 702 threaded rods, 703 handles, 704 lower inclined blocks, 705 guide rods, 706 upper inclined blocks, 8 upper bending dies, 9 limiting mechanisms, 901 first right-angle plates, 902 first limiting pieces, 903 second limiting pieces, 904 springs, 905 pull rods, 906 second right-angle plates, 10 first lower bending dies and 11 second lower bending dies.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

This embodiment provides a bender compensation arrangement that bends, the device is used for the compensation of bending to the work piece, adjustment mechanism 7 through setting up, can adjust the height of the mould 10 of bending first time, when the height that highly is higher than the mould 11 of bending under two seconds of the mould 10 of bending first time, then just in time can offset the value of warping that produced during processing man-hour of bender, thereby avoided the work piece angle of bending to appear the phenomenon that both ends are little, the centre is big, thereby effectively improved the machining precision of the work piece of bending.

Referring to fig. 1 to 5, a bending compensation device of a bending machine, which comprises a frame 1, a controller 2 is mounted on the outer surface of the frame 1, a top plate 3 is fixedly connected to the upper surface of the frame 1, two hydraulic cylinders 4 are mounted on the bottom surface of the top plate 3, a first rectangular plate 5 is arranged below the top plate 3, one end of the top surface of the first rectangular plate 5 is fixedly connected with one end of the two hydraulic cylinders 4 away from the top plate 3, a second rectangular plate 6 is fixedly connected to the outer surface of the frame 1, an upper bending die 8 is arranged below the first rectangular plate 5, an adjusting mechanism 7 is arranged below the top plate 3, the adjusting mechanism 7 comprises a shell 701, a first lower bending die 10 and two second lower bending dies 11 are mounted on the upper surface of the shell 701, the first lower bending die 10 is located between the two second lower bending dies 11, the controller 2 can inform and control the two hydraulic cylinders 4 to be opened and closed, a workpiece to be bent is placed on the first lower bending die 10, and the hydraulic cylinders 4 are started, the hydraulic cylinders 4 can drive the upper bending die 8 to move downwards, and when the upper bending die 8 moves downwards to the maximum distance, the workpiece can be bent.

The inside of casing 701 rotates and is connected with threaded rod 702, and the fixed fixedly connected with handle 703 in right-hand member of threaded rod 702, and handle 703 is located the outside of casing 701, and handle 703 rotates and can drive threaded rod 702 and rotate.

The outer surface threaded connection of threaded rod 702 has down sloping block 704, the bottom surface of sloping block 704 and the interior diapire sliding connection of casing 701 down, sloping block 706 is gone up to the bottom surface fixedly connected with of first mould 10 of bending down, it contacts with the one side that sloping block 704 is close to each other down to go up sloping block 706, the first spout with sloping block 704 looks adaptation down is seted up to the inside of casing 701, threaded rod 702 rotates and to drive down sloping block 704 and to slide to the left side, sloping block 704 slides to the left side and can drive down sloping block 706 rebound down.

The bottom surface fixedly connected with four guide bars 705 of first mould 10 of bending down, the one end that first mould 10 of bending down was kept away from to four guide bars 705 is all pegged graft in the inside of casing 701, the guiding hole with guide bar 705 looks adaptation is seted up to the inside of casing 701, it can drive guide bar 705 and first mould 10 of bending down to go up sloping block 706 rebound, thereby just can adjust the height of first mould 10 of bending down, through setting up guide bar 705, can make first mould 10 of bending down reciprocate the in-process can not the skew direction.

The outer surface of frame 1 is provided with stop gear 9, stop gear 9 includes four first rectangular boards 901, wherein the outer surface of two first rectangular boards 901 and the last fixed surface who bends mould 8 are connected, the outer surface of two other first rectangular boards 901 and the bottom surface fixed connection of casing 701, the equal fixedly connected with second rectangular board 906 of both sides face of first rectangular board 5 and the both sides face of second rectangular board 6, the equal fixedly connected with first locating part 902 of the outer surface of four first rectangular boards 901, the equal sliding connection of inside of first rectangular board 5 and inside of second rectangular board 6 has two second locating parts 903, the rectangular channel with first rectangular board 901 looks adaptation is all seted up with the inside of second rectangular board 6 in first rectangular board 5 and inside, the second spout with second locating part 903 looks adaptation is all seted up with the inside of second rectangular board 6 in first rectangular board 5 and inside.

The outer surfaces of the four second limiting parts 903 are fixedly connected with springs 904, one ends of the four springs 904 far away from the four second limiting parts 903 are fixedly connected with the outer surfaces of the four second right-angle plates 906, and the springs 904 are compressed when the second limiting parts 903 move towards the second right-angle plates 906.

The outer surfaces of the four second limiting parts 903 are fixedly connected with pull rods 905, one ends, far away from the four second limiting parts 903, of the four pull rods 905 respectively penetrate through the four second right-angle plates 906 and extend to the outer portions of the four second right-angle plates 906, through holes matched with the pull rods 905 are formed in the second right-angle plates 906, the pull rods 905 are pulled in the direction far away from the first limiting part 902, the pull rods 905 can drive the second limiting parts 903 to move in the direction far away from the controller 2 and compress the springs 904, and when the second limiting parts 903 move to be not in contact with the first limiting parts 902, the upper bending die 8, the first lower bending die 10 and the second lower bending die 11 can be detached to be repaired.

The working principle is as follows: when the utility model is used, firstly, the height of the first lower bending die 10 is adjusted according to the material and thickness of the workpiece to be bent, the handle 703 is twisted clockwise, the handle 703 can drive the threaded rod 702 to rotate, the threaded rod 702 can drive the lower inclined block 704 to move to the left side, thereby the upper inclined block 706, the guide bar 705 and the first lower bending die 10 can be driven to move upwards, after the height of the first lower bending die 10 is adjusted, the workpiece to be bent is placed on the first lower bending die 10 and the hydraulic cylinder 4 is started, the hydraulic cylinder 4 can drive the upper bending die 8 to move downwards, when the upper bending die 8 moves downwards to the maximum distance, the workpiece can be bent, when the upper bending die 8, the first lower bending die 10 and the second lower bending die 11 need to be overhauled, the pull rod 905 is pulled towards the direction far away from the first limiting part 902 at first, the pull rod 905 can drive the second limiting member 903 to move in a direction away from the first limiting member 902 and compress the spring 904, when the second limiting member 903 moves to be out of contact with the first limiting member 902, the upper bending mold 8, the first lower bending mold 10 and the second lower bending mold 11 can be disassembled for maintenance, after the maintenance is completed, the first straight angle plate 901 is inserted into the rectangular groove again, the first straight angle plate 901 can drive the first limiting member 902 to move towards the inside of the rectangular groove, the first limiting member 902 can move towards the inside of the rectangular groove and drive the second limiting member 903 to slide in a direction away from the first limiting member 902 and compress the spring 904, when the first limiting member 902 moves to the maximum distance towards the inside of the rectangular groove, the second limiting member 903 can reset to limit the first limiting member 902, so that the first straight angle plate 901, the shell 701, the upper bending mold 8, the first lower bending mold 10 and the second lower bending mold 11 can be limited, thus, the installation of the upper bending die 8, the first lower bending die 10 and the second lower bending die 11 is completed.

The above description is only for the preferred embodiment of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a bender compensation arrangement that bends, includes frame (1), its characterized in that: the outer surface of the rack (1) is provided with a controller (2), the upper surface of the rack (1) is fixedly connected with a top plate (3), the bottom surface of the top plate (3) is provided with two hydraulic cylinders (4), a first rectangular plate (5) is arranged below the top plate (3), the upper surface of the first rectangular plate (5) is fixedly connected with one ends, far away from the top plate (3), of the two hydraulic cylinders (4), the outer surface of the rack (1) is fixedly connected with a second rectangular plate (6), an upper bending die (8) is arranged below the first rectangular plate (5), an adjusting mechanism (7) is arranged below the top plate (3), the adjusting mechanism (7) comprises a shell (701), the upper surface of the shell (701) is provided with a first lower bending die (10) and two second lower bending dies (11), the first lower bending die (10) is positioned between the two second lower bending dies (11), the outer surface of the rack (1) is provided with a limiting mechanism (9), the limiting mechanism (9) comprises four first straight bars (10), the two first straight bars (701) are fixedly connected with the outer surfaces of the shell (901), and the other two first straight bars (901) are fixedly connected with the corner plates (701), and both side surfaces of the first rectangular plate (5) and both side surfaces of the second rectangular plate (6) are fixedly connected with second right-angle plates (906).

2. The bending compensation device of bending machine according to claim 1, characterized in that: the inside of casing (701) rotates and is connected with threaded rod (702), the fixed fixedly connected with handle (703) of right-hand member of threaded rod (702).

3. The bending compensation device for bending machines according to claim 2, characterized in that: the utility model discloses a bending die, including threaded rod (702), bottom surface and the interior diapire sliding connection of casing (701), the surface threaded connection of threaded rod (702) has down sloping block (704), the bottom surface of sloping block (704) down has interior diapire sliding connection of casing (701), bottom surface fixedly connected with of first mould (10) of bending down goes up sloping block (706), the one side that goes up sloping block (706) and sloping block (704) are close to each other contacts.

4. The bending compensation device of bending machine according to claim 1, characterized in that: the bottom surface of the first lower bending die (10) is fixedly connected with four guide rods (705), and one ends, far away from the first lower bending die (10), of the four guide rods (705) are all inserted into the shell (701).

5. The bending compensation device of bending machine according to claim 1, characterized in that: the outer surfaces of the four first straight-angle plates (901) are fixedly connected with first limiting pieces (902), and the interiors of the first rectangular plates (5) and the second rectangular plates (6) are slidably connected with two second limiting pieces (903).

6. The bending compensation device of a bending machine according to claim 5, wherein: the outer surfaces of the four second limiting parts (903) are fixedly connected with springs (904), and one ends, far away from the four second limiting parts (903), of the springs (904) are fixedly connected with the outer surfaces of the four second right-angle plates (906) respectively.

7. The bending compensation device for bending machines according to claim 6, characterized in that: the outer surfaces of the four second limiting parts (903) are fixedly connected with pull rods (905), and one ends, far away from the four second limiting parts (903), of the pull rods (905) respectively penetrate through the four second right-angle plates (906) and extend to the outsides of the four second right-angle plates (906).