CN220532688U

CN220532688U - Arc bending device

Info

Publication number: CN220532688U
Application number: CN202322167590.4U
Authority: CN
Inventors: 应振南
Original assignee: Jinhua Qixiang Home Furnishing Co ltd
Current assignee: Jinhua Qixiang Home Furnishing Co ltd
Priority date: 2023-08-14
Filing date: 2023-08-14
Publication date: 2024-02-27
Anticipated expiration: 2033-08-14

Abstract

The utility model belongs to the technical field of bending devices, and particularly discloses an arc bending device which comprises a base, wherein a main frame is welded at the top of the base, a hydraulic cylinder is fixedly arranged on the front end face of the main frame, a hydraulic rod is fixedly connected to the output end of the hydraulic cylinder, a stable plate is fixedly connected to the bottom of the hydraulic rod, a bending plate is arranged at the bottom of the stable plate, a stable mechanism for stably pressing the bending plate downwards is arranged at the top of the base, and a bending table is arranged at the top of the base. According to the arc bending device, a workpiece is inserted into the insertion hole in the bending table, after the workpiece is kept fixed under the action of the retention mechanism, the workpiece is manually bent by a certain angle, and the bending plate is enabled to bend the workpiece in a pressing mode under the action of the hydraulic cylinder and the hydraulic rod, so that bending of different positions of the workpiece is achieved after the workpiece is fixed at different positions, and bending flexibility of the device is improved.

Description

Arc bending device

Technical Field

The application relates to the technical field of bending devices, in particular to an arc bending device.

Background

The arc bending of the framework of the folding chair refers to a curve shape with a specific radian, which is formed by bending, folding, processing and the like of a framework material of the folding chair in the manufacturing process, and the arc bending can enable the folding chair to have better supporting stability and comfort, and simultaneously can enable the chair to be folded and stored more easily when not in use.

The existing bending equipment is complex to operate when the framework of the folding chair is bent, and when a machined part is bent, the bending position of the framework is difficult to flexibly adjust, so that the flexibility of the bending device is insufficient, and the bending equipment is difficult to meet the use requirements of bending different parts of the machined part.

Disclosure of Invention

In view of the above, the present utility model is directed to solving the drawbacks of the prior art, and provides an arc bending device for solving the problems of the prior art.

In order to achieve the above purpose, the utility model provides an arc bending device, which comprises a base, wherein a main frame is welded at the top of the base, a hydraulic cylinder is fixedly arranged on the front end face of the main frame, a hydraulic rod is fixedly connected to the output end of the hydraulic cylinder, a stable plate is fixedly connected to the bottom of the hydraulic rod, a bending plate is arranged at the bottom of the stable plate, a stable mechanism for stably pressing down the bending plate is arranged at the top of the base, a bending table is arranged at the top of the base, a jack is formed in the surface of the bending table, a workpiece is movably inserted into the inner wall of the jack, and a retaining mechanism for fixing the workpiece is arranged on the outer surface of the bending table.

Preferably, the stabilizing mechanism comprises a limiting guide post fixedly connected to the top of the base, the outer surface of the limiting guide post is in sliding sleeve joint with the inner surface of the stabilizing plate, the whole process is more stable when the bending plate bends a workpiece in the pressing process through the stabilizing mechanism, and the deflection degree in the bending process is reduced.

Preferably, the outer surface movable sleeve of the limit guide post is provided with a spring, and the outer surface fixed sleeve of the limit guide post is provided with a limit ring.

Preferably, the retention mechanism comprises a fixing frame fixedly connected to the outer surface of the bending table, and a limit bar is fixedly connected to the inner side of the fixing frame and can fix different positions of a workpiece through the retention mechanism, so that the bending plate bends the different positions of the workpiece.

Preferably, the screw is sleeved on the inner surface of the fixing frame in a threaded manner, and a rotating handle is arranged at the top of the screw.

Preferably, the bottom of screw rod rotates and is connected with the card slat, and the both ends of card slat and the surface slip joint of spacing, the bottom of card slat is provided with the ladder panel.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the arc bending device, a workpiece is inserted into the insertion hole in the bending table, after the workpiece is kept fixed under the action of the retention mechanism, the workpiece is manually bent by a certain angle, and the bending plate is enabled to bend the workpiece in a pressing mode under the action of the hydraulic cylinder and the hydraulic rod, so that bending of different positions of the workpiece is achieved after the workpiece is fixed at different positions, and bending flexibility of the device is improved.

2. This circular arc bending apparatus, steady board drive the in-process that the crooked board moved down, steady board can be along spacing guide pillar gliding and compression spring to form ascending buffer force, let whole pushing down the process keep steady relatively, guarantee the degree of accuracy of bending angle and crooked position, and then reduce the deformation of skeleton material and the influence of instantaneous stress.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present application;

FIG. 2 is a schematic view of the surface structure of the bending station of the present application;

FIG. 3 is a schematic diagram of a jack structure of the present application;

fig. 4 is a schematic view of a surface structure of a fixing frame of the present application.

Wherein: 1. a base; 2. a main frame; 3. a hydraulic cylinder; 4. a hydraulic rod; 5. a stationary plate; 6. bending the plate; 7. limiting guide posts; 8. a spring; 9. a limiting ring; 10. a bending station; 11. a jack; 12. a work piece; 13. a fixing frame; 14. a limit bar; 15. a screw; 16. a rotary handle; 17. a card strip plate; 18. a ladder panel.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

Referring to fig. 1-4, an arc bending device comprises a base 1, a main frame 2 is welded at the top of the base 1, a hydraulic cylinder 3 is fixedly installed on the front end face of the main frame 2, an output end of the hydraulic cylinder 3 is fixedly connected with a hydraulic rod 4, the bottom of the hydraulic rod 4 is fixedly connected with a stable plate 5, a bending plate 6 is arranged at the bottom of the stable plate 5, a stable mechanism for stably pressing down the bending plate 6 is arranged at the top of the base 1, a bending table 10 is arranged at the top of the base 1, a jack 11 is formed in the surface of the bending table 10, a machined part 12 is movably inserted into the inner wall of the jack 11, and a retaining mechanism for fixing the machined part 12 is arranged on the outer surface of the bending table 10.

Through the above technical scheme, in the process of bending the folding chair frame, the workpiece 12 is inserted into the insertion hole 11 on the bending table 10, and is manually bent for a part, and then the bending plate 6 is used for bending the workpiece 12 under the action of the hydraulic equipment.

Specifically, the steady mechanism includes the spacing guide pillar 7 of fixed connection at base 1 top, and the surface of spacing guide pillar 7 and the interior surface slip cup joints of steady board 5.

Through the technical scheme, the spring 8 is compressed in the process that the stable plate 5 moves downwards along the limit guide post 7, so that the curved plate 6 keeps a fixed track to move downwards.

Specifically, the outer surface movable sleeve of the limit guide post 7 is provided with a spring 8, and the outer surface fixed sleeve of the limit guide post 7 is provided with a limit ring 9.

Through the technical scheme, the accuracy of the bending angle and the bending position can be ensured under the action of the stabilizing mechanism, and the influence of deformation and instantaneous stress of the framework material is further reduced.

Specifically, the retention mechanism includes a fixing frame 13 fixedly connected to the outer surface of the bending table 10, and a limit bar 14 is fixedly connected to the inner side of the fixing frame 13.

Through the above technical scheme, the function of the limiting bar 14 is to keep the clamping bar plate 17 stable and sliding downwards during the rotation process of the screw 15.

Specifically, the screw 15 is sleeved on the inner surface of the fixing frame 13 in a threaded manner, and a rotary handle 16 is arranged at the top of the screw 15.

Through the technical scheme, the screw rod 15 can be driven to rotate by rotating the rotary knob 16, so that the linkage clamping plate 17 and the ladder panel 18 move downwards simultaneously.

Specifically, the bottom of screw rod 15 rotates and is connected with card slat 17, and card slat 17's both ends and the surface slip joint of spacing 14, and card slat 17's bottom is provided with ladder panel 18.

By the above technical solution, the stepped surface plate 18 can gradually approach the workpiece 12 until the workpiece is held by the workpiece during the downward movement, and the stepped surface of the stepped surface plate 18 is designed to better fix the smooth cylindrical workpiece 12.

Working principle: when the device is used, firstly, a workpiece 12 is inserted into the jack 11 on the bending table 10, the insertion depth of the workpiece 12 can be adjusted according to different bending positions of the workpiece 12, then the rotary knob 16 drives the screw 15 to rotate, so that the clamping plate 17 slides downwards along the limit bar 14 until the linkage ladder panel 18 enables the workpiece 12 to be stably fixed, the trapezoid part of the ladder panel 18 can be designed to better stabilize the smoother workpiece 12, then, the workpiece 12 needs to be manually stirred along the curved surface of the bending table 10 by a certain angle, so that the workpiece 12 is better bent downwards, namely, the hydraulic cylinder 3 is opened after the workpiece 12 is slightly bent, the stable plate 5 slides downwards along the limit guide post 7, and simultaneously the bending plate 6 moves downwards synchronously, so that the bending plate 6 bends the workpiece 12 on the bending table 10, the workpiece 12 bends along the bending surface of the bending table 10, different positions of the workpiece 12 can be better bent, the bending flexibility of the lifting device is improved, the bending plate 6 moves downwards along the limit guide post 7 smoothly, the bending position of the bending plate 6 slides downwards along the limit guide post 7, the bending guide post 8 can be prevented from being influenced by the relative bending guide post 7, and the bending stress can be prevented from being influenced by the relative bending position of the bending guide post 7, and the bending position of the bending guide post 7 is stable, and the bending position of the bending guide post 6 can be prevented from being influenced by the bending position of the bending guide post 7.

Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Arc bending apparatus, including base (1), its characterized in that: the utility model discloses a bending machine, including base (1), jack (11) are seted up at the top of base (1), preceding terminal surface fixed mounting of base (2) has pneumatic cylinder (3), the output fixedly connected with hydraulic stem (4) of pneumatic cylinder (3), the bottom fixedly connected with steady board (5) of hydraulic stem (4), the bottom of steady board (5) is provided with curved plate (6), the top of base (1) is provided with the steady mechanism that is used for steady bending plate (6) down, the top of base (1) is provided with crooked platform (10), jack (11) have been seted up on the surface of crooked platform (10), the inner wall activity grafting of jack (11) has machined part (12), the surface of crooked platform (10) is provided with the fixture that is used for fixed machined part (12).

2. The arc bending apparatus according to claim 1, wherein: the stabilizing mechanism comprises a limiting guide post (7) fixedly connected to the top of the base (1), and the outer surface of the limiting guide post (7) is in sliding sleeve joint with the inner surface of the stabilizing plate (5).

3. The arc bending apparatus according to claim 2, wherein: the outer surface movable sleeve of the limit guide post (7) is provided with a spring (8), and the outer surface fixed sleeve of the limit guide post (7) is provided with a limit ring (9).

4. The arc bending apparatus according to claim 1, wherein: the fixing mechanism comprises a fixing frame (13) fixedly connected to the outer surface of the bending table (10), and a limiting strip (14) is fixedly connected to the inner side of the fixing frame (13).

5. The arc bending apparatus according to claim 4, wherein: the screw rod (15) is sleeved on the inner surface of the fixing frame (13) in a threaded manner, and a rotating handle (16) is arranged at the top of the screw rod (15).

6. The arc bending apparatus according to claim 5, wherein: the bottom of screw rod (15) rotates and is connected with card slat (17), and the both ends of card slat (17) and the surface slip joint of spacing (14), the bottom of card slat (17) is provided with ladder panel (18).