CN215090162U

CN215090162U - Punching die structure capable of synchronously flattening, bending, positively punching and laterally punching

Info

Publication number: CN215090162U
Application number: CN202023307786.1U
Authority: CN
Inventors: 张涛; 徐思晗; 王鹏; 章海蓉
Original assignee: Rihan Precision Machinery Kunshan Co ltd
Current assignee: Rihan Precision Machinery Kunshan Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-12-10
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a synchronous flattening is bent, is just punched hole, side blow hole cut-out press structure, the inclined plane of looks adaptation is seted up to the drive block lower extreme and slide piece upper end, press through the inclined plane when the drive block pushes down and move the slide piece and be the displacement motion towards the lower mould edge of a knife, just punching head hole and side blow head hole have been seted up respectively to lower mould edge of a knife upper end and both sides, the one end that the slide piece deviates from the side blow drift is equipped with canceling release mechanical system. The utility model relates to a stamping die technical field, concretely relates to synchronous flattening is bent, is just towards hole, side blow hole cut-out press structure. The driving mechanism at the top drives the positive punching head and the side punching head simultaneously, and punches holes on the top surface and the two sides of the material piece simultaneously, so that the working procedures are saved, the production efficiency of the material piece is improved, the positioning difficulty of different working procedures during punching is reduced, and the punching accuracy is improved.

Description

Punching die structure capable of synchronously flattening, bending, positively punching and laterally punching

Technical Field

The utility model relates to a stamping die technical field, concretely relates to synchronous flattening is bent, is just towards hole, side blow hole cut-out press structure.

Background

The traditional conventional reverse folding and flattening process comprises the following steps: the three-dimensional punching die has the advantages that the flattening and bending are firstly carried out, then the positive punching (from the upper end) is carried out, the secondary side punching is carried out, three different dies are required, the working efficiency is greatly reduced, the product production rate is low, and the product processing and punching are not accurate easily due to different procedures if the positioning of the product is accurate. In view of the above drawbacks, it is necessary to design a punching die structure for simultaneously flattening and bending, punching a hole in a positive direction and punching a hole in a side direction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a synchronous flattening is bent, is just towards hole, side blow hole cut-out press structure, has solved the multiple operation substep and just can accomplish the stamping process difficult problem of flattening bending, just punching a hole, side blow hole, breaks conventional multiple operation structure.

In order to achieve the above object, the utility model provides a following technical scheme: a punching die structure capable of flattening, bending, punching holes in a positive direction and punching holes in a side-punching mode synchronously comprises a lower die plate, a lower die knife edge is fixedly installed at the upper end of the lower die plate, a positive punching head which moves up and down through a positive driving mechanism is arranged at the upper end of the lower die knife edge, a top plate is fixedly arranged at the upper end of the positive punching head, side punching heads are arranged on two sides of the lower die knife edge, a sliding seat block is fixedly connected to one end, away from the lower die knife edge, of each side punching head, the sliding seat block is slidably installed at the upper end of the lower die plate, driving blocks are respectively arranged on two sides of the positive punching head, a positive stripper plate is movably arranged between the two groups of driving blocks, the lower end of the positive punching head is inserted into the positive stripper plate, the positive stripper plate is elastically connected with the top plate through a positive stripper spring, an inclined surface matched with the upper end of the sliding seat block is arranged at the lower end of the driving block, the sliding seat block is pressed through the inclined surface to move towards the lower die edge when the driving block is pressed, the upper end and two sides of the lower die knife edge are respectively provided with a positive punching punch hole and a side punching punch hole, and one end of the sliding block, which is far away from the side punching punch, is provided with a resetting mechanism.

Preferably, the resetting mechanism comprises a fixing plate fixed at the upper end of the lower template, a resetting rod is movably inserted into the fixing plate, one end of the resetting rod is fixedly connected with the sliding seat block, the other end of the resetting rod penetrates through the fixing plate and is sleeved with a resetting spring, one end of the resetting spring is fixedly connected with the fixing plate, and the other end of the resetting spring is fixedly connected with the end of the resetting rod, which deviates from the sliding seat block.

Preferably, the lower end of the positive stripping plate is fixedly provided with a guide nail arranged right above the lower die knife edge, and the upper end of the lower die knife edge is provided with a through hole matched with the guide nail.

Preferably, a side stripper plate is movably arranged at one end, facing the lower die knife edge, of the sliding block, the side punching punch is connected with the side stripper plate in an inserting mode, a side stripper spring is fixedly arranged between the side stripper plate and the sliding block, a guide post is fixedly arranged at the end of the sliding block, and the side stripper plate is connected to the guide post in an inserting mode.

Compared with the prior art, the utility model relates to a synchronous flattening is bent, is just punched hole, side blow hole cut-out press structure drives positive drift and side blow drift simultaneously through the actuating mechanism at top, punches a hole to the top surface and the both sides of tablet simultaneously, has saved the process, has improved the production efficiency of tablet, has reduced the location difficulty of different processes when punching a hole simultaneously, has improved the accuracy of punching a hole.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural view of a bending block of the present invention;

fig. 2 is a schematic structural view of the bending block pressed on the material sheet in the present invention;

fig. 3 is a structural change diagram of the processed material sheet of the present invention before and after processing.

In the drawings:

1. a lower template; 11. a lower die blade; 12. positively punching a punch hole; 2. a drive block; 21. a positive stripping spring; 22. a positive stripper plate; 23. positively punching a punch; 24. a pilot pin; 3. a web; 4. side punching a punch; 51. a sliding seat block; 52. a return spring; 53. a reset lever; 54. a fixing plate; 55. a side stripping spring; 56. side stripper plates.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a punching die structure capable of synchronously flattening, bending, punching holes in a positive mode and punching holes in a side mode comprises a lower die plate 1, a lower die blade 11 is fixedly installed at the upper end of the lower die plate 1, a positive punching punch 23 which moves up and down through a positive driving mechanism (air cylinder) is arranged at the upper end of the lower die blade 11, a top plate is fixedly arranged at the upper end of the positive punching punch 23, side punching punches 4 are arranged on two sides of the lower die blade 11 respectively, a sliding seat block 51 is fixedly connected to one end, away from the lower die blade 11, of each side punching punch 4, the sliding seat block 51 is installed at the upper end of the lower die plate 1 in a sliding mode, a side stripper plate 56 is movably arranged at one end, facing the lower die blade 11, of each sliding seat block 51, the side punching punches 4 are connected with the side stripper plates 56 in an inserting mode, side stripper springs 55 are fixedly arranged between the side stripper plates 56 and the sliding seat block 51, guide columns are fixedly arranged at ends of the sliding seat block 51, the side stripper plates 56 are connected onto the guide columns, driving blocks 2 are arranged on two sides of the positive punching punch 23 respectively, the driving blocks 2 are fixed below the top plate, a positive stripping plate 22 is movably arranged between the two groups of driving blocks 2, the lower end of a positive punching head 23 is inserted on the positive stripping plate 22, the positive stripping plate 22 is elastically connected with the top plate through a positive stripping spring 21, a positive guide nail 24 arranged right above a lower die blade 11 is fixedly arranged at the lower end of the positive stripping plate 22, a through hole matched with the positive guide nail 24 is arranged at the upper end of the lower die blade 11, a matched inclined plane is arranged at the lower end of the driving block 2 and the upper end of a sliding block 51, the sliding block 51 is pressed by the inclined plane to move towards the lower die blade 11 when the driving block 2 is pressed downwards, a positive punching head hole 12 and a side punching head hole are respectively arranged at the upper end and two sides of the lower die blade 11, a reset mechanism is arranged at one end of the sliding block 51, which deviates from the side punching head 4, and comprises a fixing plate 54 fixed on the lower die plate 1, a reset rod 53 is movably inserted on the fixing plate 54, one end of the reset rod 53 is fixedly connected with the sliding seat block 51, the other end of the reset rod 53 penetrates through the fixing plate 54 and is sleeved with the reset spring 52, one end of the reset spring 52 is fixedly connected with the fixing plate 54, and the other end of the reset spring and the end of the reset rod 53 departing from the sliding seat block 51 are fixedly connected.

The specific working principle of the present invention will be explained in detail below: as shown in fig. 3, the top of the material sheet 3 needs to be flattened, holes are punched at the upper end and two sides, the material sheet 3 with the top plane in a bent state is placed on the lower die edge 11, the cylinder drives the top plate to move downwards, thereby driving the positive punching head 23 to move downwards, the positive stripper plate 22 contacts the top surface of the material sheet 3 first, the top plate continues to move downwards, the positive punching head 23 is exposed from the bottom of the positive stripper plate 22, the guide nail 24 has a positioning effect, when the top plate continues to move downwards, the positive stripper plate 22 flattens the top surface of the material sheet 3, simultaneously the positive punching head 23 is matched with the positive punching head hole 12 to punch the top surface of the material sheet 3, the top plate continues to move downwards, the driving block 2 is driven to be pressed between the slide seat block 51 and the fixing plate 54, the slide seat block 51 is pushed to move towards the lower die edge 11 by the staggered action of the inclined surface, the side stripper plate 56 is driven to be pressed on the side surface of the material sheet 3, the slide seat block 51 continues to move, the side punching head 4 is driven to be exposed from the side stripper plate 56 to punch the side surface of the material sheet 3, when the air cylinder drives the top plate to reset, the driving block 2 is separated from the sliding seat block 51, the sliding seat block 51 is reset through the reset spring 52, and the material stripping plate 22 and the material side stripping plate 56 strip the material sheet 3 through the material stripping spring 21 and the material side stripping spring 55, so that the processes of flattening, punching and side punching are completed.

To sum up, the utility model relates to a synchronous flattening is bent, is just punched hole, side blow hole cut-out press structure drives positive drift 23 and side blow drift 4 simultaneously through the actuating mechanism at top, punches a hole to the top surface and the both sides of tablet 3 simultaneously, has saved the process, has improved the production efficiency of tablet 3, has reduced the location difficulty of different processes when punching a hole simultaneously, has improved the accuracy of punching a hole.

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

Claims

1. The utility model provides a bend, just punch a hole, side blow hole cut-out press structure flatten in step, includes lower bolster (1), lower bolster (1) upper end fixed mounting has lower mould edge of a knife (11), lower mould edge of a knife (11) upper end is equipped with and is just punching drift (23) of upper and lower displacement motion through positive actuating mechanism, just punching drift (23) upper end is fixed and is equipped with roof, its characterized in that: the side punching die is characterized in that side punching punches (4) are arranged on two sides of the lower die knife edge (11), one ends, deviating from the lower die knife edge (11), of the side punching punches (4) are fixedly connected with sliding seat blocks (51), the sliding seat blocks (51) are slidably mounted at the upper end of the lower die plate (1), driving blocks (2) are respectively arranged on two sides of the forward punching punch (23), a forward stripper plate (22) is movably arranged between the two groups of driving blocks (2), the lower end of the forward punching punch (23) is inserted into the forward stripper plate (22), the forward stripper plate (22) is elastically connected with a top plate through a forward stripper spring (21), inclined surfaces matched with each other are arranged at the lower end of the driving blocks (2) and the upper end of the sliding seat blocks (51), the driving blocks (2) press the sliding seat blocks (51) to move towards the lower die knife edge (11) in a displacement mode through the inclined surfaces when being pressed down, and forward punch holes (12) and side punch holes are respectively arranged at the upper end and two sides of the lower die knife edge (11), and a resetting mechanism is arranged at one end of the sliding seat block (51) departing from the side punching punch (4).

2. The synchronous flattening, bending, positive punching and side punching die structure according to claim 1, characterized in that: the resetting mechanism comprises a fixing plate (54) fixed to the upper end of the lower template (1), a resetting rod (53) is movably inserted into the fixing plate (54), one end of the resetting rod (53) is fixedly connected with the sliding seat block (51), the other end of the resetting rod (53) penetrates through the fixing plate (54) and is sleeved with a resetting spring (52), one end of the resetting spring (52) is fixedly connected with the fixing plate (54), and the other end of the resetting spring and the resetting rod (53) are fixedly connected with the end of the sliding seat block (51).

3. The synchronous flattening, bending, positive punching and side punching die structure according to claim 1, characterized in that: the lower end of the positive stripping plate (22) is fixedly provided with a guide nail (24) arranged right above the lower die knife edge (11), and the upper end of the lower die knife edge (11) is provided with a through hole matched with the guide nail (24).

4. The synchronous flattening, bending, positive punching and side punching die structure according to claim 1, characterized in that: the side stripper plate is characterized in that a side stripper plate (56) is movably arranged at one end, facing a lower die knife edge (11), of the sliding seat block (51), the side punching head (4) is connected with the side stripper plate (56) in an inserting mode, a side stripper spring (55) is fixedly arranged between the side stripper plate (56) and the sliding seat block (51), a guide post is fixedly arranged at the end of the sliding seat block (51), and the side stripper plate (56) is connected to the guide post in an inserting mode.