CN216914903U

CN216914903U - Flexible bending device

Info

Publication number: CN216914903U
Application number: CN202123340080.XU
Authority: CN
Inventors: 邵冬艳; 梁晓华
Original assignee: WUXI XINCHANG MACHINERY TECHNOLOGY CO LTD
Current assignee: WUXI XINCHANG MACHINERY TECHNOLOGY CO LTD
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-07-08
Anticipated expiration: 2031-12-28

Abstract

The utility model relates to the technical field of iron sheet bending devices, in particular to a flexible bending device. The bending device comprises a base, wherein a bending cavity is arranged in the center of the base, a pressing mechanism is arranged on the base, and the pressing mechanism can press an iron sheet placed in the bending cavity with a plastic cover; the base is provided with a plurality of bending mechanisms which are distributed along the edge of the bending cavity, and a driving end of each bending mechanism can extend into the bending cavity from the side surface to push a bending foot to bend; the bending mechanism comprises a bending air cylinder, the driving end of the bending air cylinder is connected with a rolling wheel support, the front end of the rolling wheel support is rotatably connected with a rolling wheel, and the bending air cylinder can push the rolling wheel support forwards and backwards so that the rolling wheel can contact with a bending pin and bend the bending pin. The rolling wheel of the bending mechanism of the utility model makes rolling friction with the iron sheet, and can realize the bending combination processing of the iron sheet and the plastic cover on the premise of not damaging the surface coating of the iron sheet.

Description

Flexible bending device

Technical Field

The utility model relates to the technical field of iron sheet bending devices, in particular to a flexible bending device.

Background

In manufacturing enterprises, iron sheets and plastic covers are often required to be combined. The common process is to arrange a plurality of bending feet on the iron sheet and then press the bending feet on the plastic cover to realize the combined processing of the iron sheet and the plastic cover.

In the prior art, a common bending device can easily damage a plating layer on the surface of an iron sheet when bending a bending pin, so that the problem of product quality is caused. Therefore, a bending device capable of effectively bending the iron sheet bending leg without damaging the surface coating of the iron sheet is needed.

SUMMERY OF THE UTILITY MODEL

This application is directed against the shortcoming among the above-mentioned prior production technology, provides a flexible bending device rational in infrastructure, can realize bending of iron sheet and plastics lid and combine the processing under the prerequisite of not destroying iron sheet surface coating.

The technical scheme adopted by the utility model is as follows:

the flexible bending device comprises a base, wherein a bending cavity is arranged in the center of the base, a pressing mechanism is arranged on the base, and the pressing mechanism can press an iron sheet placed in the bending cavity with a plastic cover; the base is provided with a plurality of bending mechanisms which are distributed along the edge of the bending cavity, and a driving end of each bending mechanism can extend into the bending cavity from the side surface to push a bending foot to bend; the bending mechanism comprises a bending air cylinder, the driving end of the bending air cylinder is connected with a rolling wheel support, the front end of the rolling wheel support is rotatably connected with a rolling wheel, and the bending air cylinder can push the rolling wheel support forwards and backwards so that the rolling wheel can contact with a bending pin and bend the bending pin.

Furthermore, a plurality of air inlet channels are horizontally arranged in the base, one ends of the air inlet channels extend to the side face of the base and are connected with the air inlet connectors, a plurality of air blowing channels are vertically arranged in the base, one ends of the air blowing channels are communicated with the air inlet channels, and the other ends of the air blowing channels are communicated with the bending cavity.

Furthermore, hold-down mechanism is including compressing tightly the cylinder support, compresses tightly the cylinder support and spanes the setting in the chamber top of bending, compresses tightly cylinder support both ends and fixes on the base, compresses tightly vertical setting on the cylinder support and compresses tightly the cylinder, and the drive end that compresses tightly the cylinder is connected the lifter plate, and the lifter plate face sets up the pressure strip to the chamber one end of bending, and the pressure strip is located the chamber central point of bending and puts directly over, compress tightly the cylinder both sides and set up the lift guide arm respectively, and lift guide arm one end is fixed on the lifter plate, and the other end upwards passes and compresses tightly the cylinder support.

Furthermore, a guide base is arranged on the base, a guide sliding groove is formed in the guide base, a guide block capable of sliding back and forth is arranged in the guide sliding groove, and the guide block is arranged between the bending cylinder and the rolling wheel support.

Furthermore, a support sliding groove is formed in the guide base, the support sliding groove is connected with the rolling wheel support in a front-back sliding mode, a pressing plate is arranged above the support sliding groove, two ends of the pressing plate are detachably connected to the guide base through connecting pieces, and the pressing plate presses the rolling wheel support tightly in the support sliding groove.

Furthermore, the bending air cylinder is fixed on the bending air cylinder mounting plate, the left side and the right side of the bending air cylinder mounting plate are connected with the guide base through the connecting rod, the connecting rod is sleeved with the damping sleeve, and the front end and the rear end of the damping sleeve are respectively in contact with the bending air cylinder mounting plate and the guide base.

Furthermore, a workpiece in-place detection mechanism is arranged on the base and arranged at the edge of the bending cavity, and the workpiece in-place detection mechanism can detect whether the iron sheet and the plastic cover in the bending cavity are accurately placed.

Furthermore, the workpiece in-place detection mechanism comprises a detection cylinder horizontally arranged on the base, the driving end of the detection cylinder is connected with the detection plate, the detection plate can enter the bending cavity from the side face, the detection cylinder can push the detection plate to be ejected out, and whether the detection iron sheet and the plastic cover are accurately placed is detected.

The utility model has the following beneficial effects:

the bending mechanism is compact and reasonable in structure and convenient to operate, rolling friction is performed between the rolling wheel of the bending mechanism and the iron sheet in the bending process, and the bending combination processing of the iron sheet and the plastic cover can be realized on the premise of not damaging the surface coating of the iron sheet; the bottom of the base is blown through the air pipe, and the product is jacked up pneumatically, so that the surface of the iron sheet is not damaged.

Drawings

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

FIG. 2 is a diagram of one embodiment of the arrangement of the bending mechanism on the base.

FIG. 3 is a block diagram of one embodiment of a bending mechanism.

FIG. 4 is a diagram of the structure of one embodiment of the base.

Fig. 5 is a top view of the base.

Fig. 6 is a sectional view taken along line a-a of fig. 5.

Fig. 7 is an assembly view of the iron sheet and the plastic cover before bending.

FIG. 8 is an assembly view of the bent iron sheet and the plastic cover

Wherein: 1. a base; 2. compressing the cylinder bracket; 3. a pressing cylinder; 4. a compression block; 5. a lifting plate; 6. a lifting guide rod; 7. bending the cavity; 8. detecting a cylinder; 9. detecting a plate; 10. bending the air cylinder; 11. bending the cylinder mounting plate; 12. a guide block; 13. rolling wheel supports; 14. rolling wheels; 15. a connecting rod; 16. a shock-absorbing sleeve; 17. a guide base; 18. pressing a plate; 19. a guide chute; 20. an air inlet joint; 21. an air inlet duct; 22. a blowing duct; A. iron sheet; B. a plastic cover; C. and (6) bending the legs.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings.

In the embodiment shown in fig. 1, the flexible bending device mainly comprises a base 1, a bending cavity 7 is arranged in the center of the base 1, and when the flexible bending device is used, an iron sheet and a plastic cover are placed in the bending cavity 7 for bending.

In the embodiment shown in fig. 1, a pressing mechanism is arranged on the base 1, and the pressing mechanism can press the iron sheet placed in the bending cavity 7 and the plastic cover tightly, so that the iron sheet and the plastic cover do not move relatively during subsequent bending.

In the embodiment shown in fig. 1, the pressing mechanism includes a pressing cylinder support 2, the pressing cylinder support 2 is arranged above the bending cavity 7 in a crossing manner, and two ends of the pressing cylinder support 2 are fixed on the base 1. Compress tightly cylinder 3 on the cylinder support 2 vertical setting, the drive end that compresses tightly cylinder 3 connects lifter plate 5, and lifter plate 5 sets up pressure strip 4 towards 7 one ends in the chamber of bending, and pressure strip 4 is located the chamber of bending 7 central point and puts directly over.

In order to ensure the stability of the lifting plate 5 in the lifting process, as shown in fig. 1, two sides of the pressing cylinder 3 are respectively provided with a lifting guide rod 6, one end of the lifting guide rod 6 is fixed on the lifting plate 5, and the other end of the lifting guide rod upwards passes through the pressing cylinder bracket 2.

In the embodiment shown in fig. 2, four bending mechanisms are arranged on the base 1, and the four bending mechanisms are distributed along the edge of the bending cavity 7. The driving end of the bending mechanism can extend into the bending cavity 7 from the side surface to push the bending foot to bend. When the bending mechanism is used specifically, the corresponding arrangement of the bending mechanism is carried out according to the quantity and the positions of the bending legs of different workpieces to be bent.

In the embodiment shown in fig. 3, the bending mechanism includes a bending cylinder 10, a driving end of the bending cylinder 10 is connected with a rolling wheel support 13, a front end of the rolling wheel support 13 is rotatably connected with a rolling wheel 14, and the bending cylinder 10 can push the rolling wheel support 13 back and forth, so that the rolling wheel 14 contacts and bends the bending foot. In the bending process, the rolling wheel 14 props against the iron sheet bending foot to perform rolling bending, rolling friction is generated between the iron sheet and the rolling wheel 14, and a coating on the surface of the iron sheet cannot be damaged.

In order to ensure that the rolling wheel support 13 can move linearly, as shown in the embodiment shown in fig. 4, a guide base 17 is arranged on the base 1, a guide chute 19 is arranged in the guide base 17, a guide block 12 capable of sliding back and forth is arranged in the guide chute 19, and the guide block 12 is arranged between the bending cylinder 10 and the rolling wheel support 13.

In the embodiment shown in fig. 2 and 4, a support sliding groove is formed in the guide base 17, the rolling wheel support 13 is slidably connected to the support sliding groove back and forth, a pressing plate 18 is arranged above the support sliding groove, two ends of the pressing plate 18 are detachably connected to the guide base 17 through connecting pieces, and the rolling wheel support 13 is pressed in the support sliding groove by the pressing plate 18.

In the embodiment shown in fig. 3 and 4, the bending cylinder 10 is fixed on the bending cylinder mounting plate 11, the left side and the right side of the bending cylinder mounting plate 11 are connected with the guide bases 17 through the connecting rods 15, the connecting rods 15 are sleeved with the shock-absorbing sleeves 16, and the front ends and the rear ends of the shock-absorbing sleeves 16 respectively contact with the bending cylinder mounting plate 11 and the guide bases 17.

In the embodiment shown in fig. 2, the base 1 is provided with a workpiece in-place detection mechanism, the workpiece in-place detection mechanism is arranged at the edge of the bending cavity 7, the workpiece in-place detection mechanism can detect whether the iron sheet and the plastic cover in the bending cavity 7 are accurately placed, and if the iron sheet and the plastic cover are not accurately placed, the workpiece in-place detection mechanism can send a signal to remind a worker to place the iron sheet and the plastic cover again.

In the embodiment shown in fig. 2, the workpiece in-place detection mechanism comprises a detection cylinder 8 horizontally arranged on the base 1, the driving end of the detection cylinder 8 is connected with a detection plate 9, the detection plate 9 can enter the bending cavity 7 from the side, and the detection cylinder 8 can push the detection plate 9 to eject out to detect whether the iron sheet and the plastic cover are accurately placed.

In the embodiment shown in fig. 5 and 6, a plurality of air inlet channels 21 are horizontally arranged in the base 1, one end of each air inlet channel 21 extends to the side surface of the base 1 and is connected with an air inlet joint 20, a plurality of air blowing channels 22 are vertically arranged in the base 1, one ends of the air blowing channels 22 are communicated with the air inlet channels 21, and the other ends of the air blowing channels 22 are communicated with the bending cavity 7. When the pneumatic jacking bending device is used, the air inlet connector 20 is connected with an external air supply pipeline, the air supply pipeline is ventilated like the air inlet connector 20, a machined product in the bending cavity 7 can be jacked up pneumatically, and a plated layer on the surface of an iron sheet is guaranteed not to be jacked.

The working principle of the utility model is as follows: as shown in fig. 7, the assembled workpieces (iron sheet and plastic member) are placed in the bending chamber 7, and the pressing mechanism presses the workpieces downward. And then, the workpiece in-place detection mechanism is ejected in place to judge OK, if the workpiece in-place detection mechanism cannot be ejected in place, the direction of the combination of the iron sheet and the plastic piece is wrong, and the device stops working and gives an alarm. The workpiece in-place detection mechanism is withdrawn after judging that the workpiece is OK, and the bending mechanism acts to push out. After the rolling wheel 14 of the bending mechanism props against the iron sheet bending foot, the bending foot is rolled to compress the plastic sheet. The rolling wheel 14 and the iron sheet do rolling friction, so that the surface of the iron sheet cannot be damaged. And after the pressing is in place, the bending mechanism returns to the original position. The bottom of the base 1 is blown through an air pipe, and the product is pneumatically jacked up, so that the surface is not jacked. As shown in fig. 8, a processed product is obtained.

The above description is intended to illustrate the present invention and not to limit the present invention, which is defined by the scope of the claims, and may be modified in any manner within the scope of the present invention.

Claims

1. The utility model provides a flexible bending device, includes base (1), its characterized in that: a bending cavity (7) is formed in the center of the base (1), a pressing mechanism is arranged on the base (1), and the pressing mechanism can press an iron sheet placed in the bending cavity (7) and the plastic cover tightly; the base (1) is provided with a plurality of bending mechanisms which are distributed along the edge of the bending cavity (7), and a driving end of each bending mechanism can extend into the bending cavity (7) from the side surface to push a bending foot to bend; the bending mechanism comprises a bending cylinder (10), the driving end of the bending cylinder (10) is connected with a rolling wheel support (13), the front end of the rolling wheel support (13) is rotatably connected with a rolling wheel (14), and the bending cylinder (10) can push the rolling wheel support (13) forwards and backwards so that the rolling wheel (14) contacts with a bending pin and bends the bending pin.

2. The flexible bending apparatus according to claim 1, wherein: the air inlet structure is characterized in that a plurality of air inlet channels (21) are horizontally arranged in the base (1), one ends of the air inlet channels (21) extend to the side face of the base (1) and are connected with an air inlet connector (20), a plurality of air blowing channels (22) are vertically arranged in the base (1), one ends of the air blowing channels (22) are communicated with the air inlet channels (21), and the other ends of the air blowing channels (22) are communicated with the bending cavity (7).

3. The flexible bending apparatus according to claim 1 or 2, wherein: hold-down mechanism is including compressing tightly cylinder support (2), compresses tightly cylinder support (2) and spanes the setting in chamber (7) top of bending, compresses tightly cylinder support (2) both ends and fixes on base (1), compresses tightly vertical setting on cylinder support (2) and compresses tightly cylinder (3), and lifter plate (5) are connected to the drive end that compresses tightly cylinder (3), and lifter plate (5) set up pressure strip (4) towards chamber (7) one end of bending, and pressure strip (4) are located and bend chamber (7) central point and put directly over, it sets up lift guide arm (6) respectively to compress tightly cylinder (3) both sides, and lift guide arm (6) one end is fixed on lifter plate (5), and the other end upwards passes and compresses tightly cylinder support (2).

4. The flexible bending apparatus according to claim 1 or 2, wherein: the roller bending machine is characterized in that a guide base (17) is arranged on the base (1), a guide sliding groove (19) is formed in the guide base (17), a guide block (12) capable of sliding back and forth is arranged in the guide sliding groove (19), and the guide block (12) is arranged between the bending cylinder (10) and the rolling wheel support (13).

5. The flexible bending apparatus according to claim 4, wherein: the rolling wheel support is characterized in that a support sliding groove is formed in the guide base (17), the rolling wheel support (13) is connected with the support sliding groove in a front-back sliding mode, a pressing plate (18) is arranged above the support sliding groove, two ends of the pressing plate (18) are detachably connected onto the guide base (17) through connecting pieces, and the rolling wheel support (13) is pressed in the support sliding groove through the pressing plate (18).

6. The flexible bending apparatus according to claim 5, wherein: the bending air cylinder (10) is fixed on the bending air cylinder mounting plate (11), the left side and the right side of the bending air cylinder mounting plate (11) are connected with the guide base (17) through the connecting rod (15), the connecting rod (15) is sleeved with the damping sleeve (16), and the front end and the rear end of the damping sleeve (16) are respectively in contact with the bending air cylinder mounting plate (11) and the guide base (17).

7. The flexible bending apparatus according to claim 1 or 2, wherein: the base (1) is provided with a workpiece in-place detection mechanism, the workpiece in-place detection mechanism is arranged at the edge of the bending cavity (7), and the workpiece in-place detection mechanism can detect whether the iron sheet and the plastic cover in the bending cavity (7) are accurately placed.

8. The flexible bending apparatus according to claim 7, wherein: the workpiece in-place detection mechanism comprises a detection cylinder (8) horizontally arranged on a base (1), the driving end of the detection cylinder (8) is connected with a detection plate (9), the detection plate (9) can enter a bending cavity (7) from the side face, the detection cylinder (8) can push the detection plate (9) to be ejected out, and whether the detection iron sheet and a plastic cover are accurately placed is detected.