CN211662682U - Precision stamping die with buffer structure - Google Patents

Abstract

The utility model discloses an accurate stamping die with buffer structure belongs to stamping die technical field. A precision stamping die with a buffer structure comprises a lower template, wherein four corners of the top of the lower template are fixedly connected with limit columns, the outer surfaces of the limit columns are movably connected with an upper template, a stamping block is fixed in the middle of the bottom of the upper template, and supporting springs are fixedly connected to the bottom of the upper template; the utility model discloses a lower bolster, spacing post, cope match-plate pattern, supporting spring, pneumatic cylinder, cooperation setting between template frame and the punching press piece, when needs carry out the work piece punching press, then the pneumatic cylinder can promote the cope match-plate pattern and remove and the lower bolster contact, because spacing post and supporting spring's setting, pressure when can effectively reducing cope match-plate pattern and lower bolster contact reduces the loss of mould, and spacing post can carry on spacingly to the cope match-plate pattern, be difficult for taking place the offset when making the cope match-plate pattern remove, guarantee the work piece quality.

Description

A precision stamping die with buffer structure

technical field

The utility model relates to the technical field of stamping dies, in particular to a precision stamping die with a buffer structure.

Background technique

Stamping die is a special process equipment of precision stamping die with buffer structure that processes materials (metal or non-metal) into parts (or semi-finished products) in cold stamping processing, called cold stamping die (commonly known as cold stamping die). Stamping parts are generally realized by cold stamping of stamping dies. Stamping dies generally include an upper die and a lower die. The parts to be stamped are placed on the lower die. The upper die moves down under the action of the press. After the action of the workpiece to be stamped, the workpiece to be stamped is deformed by force, and then becomes the required body stamping part.

Existing precision stamping dies generally do not have a buffer mechanism, or the buffer design mechanism is less designed. When in use, due to the large pressure between the stamping head and the die, damage is easily caused.

Utility model content

The purpose of the utility model is to solve the problem that the pressure between the punching head and the die in the prior art is relatively large, which is easy to cause damage, and proposes a precision punching die with a buffer structure.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A precision stamping die with a buffer structure, comprising a lower template, the four corners of the top of the lower template are fixedly connected to limit posts, the outer surface of the limit columns is movably connected with an upper template, and the middle of the bottom of the upper template is fixed The punching block, the bottom of the upper template is fixedly connected with a support spring, the middle of the top of the lower template is fixedly connected with a template frame, the bottom of the template frame is provided with a through hole, and a top post is inserted into the through hole.

Preferably, one end of the limiting column away from the lower formwork is fixedly connected to the top plate, and a hydraulic cylinder is fixedly connected to the middle of the bottom of the top plate.

Preferably, a push plate is slidably connected to the bottom of the top column, and a connecting column is fixedly connected to one side of the push plate.

Preferably, a baffle is fixedly connected to one end of the connecting column away from the push plate, and a compression spring is fixedly connected to the back of the baffle.

Preferably, one end of the support spring away from the upper template is fixedly connected with the lower template.

Preferably, the working state of the support spring is a compressed state.

Compared with the prior art, the utility model provides a precision stamping die with a buffer structure, which has the following beneficial effects:

1. In the present utility model, through the cooperation between the lower template, the limit post, the upper template, the support spring, the hydraulic cylinder, the template frame and the punching block, when the workpiece needs to be punched, the hydraulic cylinder will push the upper template to move. Contact with the lower template, due to the setting of the limit column and the support spring, it can effectively reduce the pressure when the upper template is in contact with the lower template, reduce the loss of the mold, and the limit column can limit the upper template, so that when the upper template moves The position deviation is not easy to occur, and the quality of the workpiece is guaranteed.

2. In this utility model, the lower template, the template frame, the through hole, the top column, the push plate, the compression spring and the baffle are arranged in cooperation. Move, so that the top column is moved up and the stamping parts are pushed out, the operation is simple and convenient, the work intensity of workers is saved, and the work efficiency is improved.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic view of the utility model looking down on the structure;

Fig. 3 is the cross-sectional structure schematic diagram of the utility model;

FIG. 4 is a schematic diagram of the axonometric structure of the push plate of the present invention.

In the figure: 1. Lower template; 2. Limiting column; 3. Upper template; 4. Stamping block; 5. Support spring; 6. Template frame; 7. Through hole; 8. Top column; 9. Top plate; 10. Hydraulic cylinder; 11. Push plate; 12. Connecting column; 13. Baffle plate; 14. Compression spring.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

1-4, a precision stamping die with a buffer structure includes a lower template 1, the four corners of the top of the lower template 1 are all fixedly connected to a limit post 2, and one end of the limit post 2 away from the lower template 1 is fixedly connected to the top plate 9, A hydraulic cylinder 10 is fixedly connected to the middle of the bottom of the top plate 9, an upper template 3 is movably connected to the outer surface of the limit post 2, a punching block 4 is fixed to the middle of the bottom of the upper template 3, and a support spring 5 is fixedly connected to the bottom of the upper template 3 to support One end of the spring 5 away from the upper template 3 is fixedly connected with the lower template 1, the working state of the support spring 5 is a compressed state, a template frame 6 is fixedly connected to the middle of the top of the lower template 1, and a through hole 7 is opened at the bottom of the template frame 6 to pass through. A top post 8 is inserted into the hole 7, and is arranged through the cooperation among the lower template 1, the template frame 6, the through hole 7, the top post 8, the push plate 11, the compression spring 14 and the baffle 13. The staff only needs to press the baffle 13, and through the movement of the push plate 11, the top column 8 is moved up, and the stamping parts are pushed out, the operation is simple and convenient, the work intensity of the workers is saved, and the work efficiency is improved. There is a push plate 11, one side of the push plate 11 is fixedly connected with a connecting column 12, one end of the connecting column 12 away from the push plate 11 is fixedly connected with a baffle plate 13, and the back of the baffle plate 13 is fixedly connected with a compression spring 14, through the lower template 1 , limit post 2, upper template 3, support spring 5, hydraulic cylinder 10, template frame 6 and punching block 4. When the workpiece needs to be punched, the hydraulic cylinder 10 will push the upper template 3 to move and The lower template 1 is in contact. Due to the setting of the limit post 2 and the support spring 5, the pressure when the upper template 3 is in contact with the lower template 1 can be effectively reduced, the loss of the mold can be reduced, and the limit column 2 can limit the upper template 3. , so that the position deviation is not easy to occur when the upper template 3 moves, so as to ensure the quality of the workpiece.

In the present invention, through the cooperation among the lower template 1, the limit post 2, the upper template 3, the support spring 5, the hydraulic cylinder 10, the template frame 6 and the punching block 4, when the workpiece needs to be punched, the hydraulic cylinder 10 will push the upper template 3 to move and contact the lower template 1. Due to the setting of the limit column 2 and the support spring 5, the pressure when the upper template 3 is in contact with the lower template 1 can be effectively reduced, the loss of the mold is reduced, and the limit column 2. The upper template 3 can be limited, so that the position deviation of the upper template 3 is not easy to occur when moving, so as to ensure the quality of the workpiece. The matching arrangement with the baffle plate 13, when the stamping is completed, the staff only needs to press the baffle plate 13, and through the movement of the push plate 11, the top column 8 is moved up, and the stamping part is pushed out. The operation is simple and convenient, saving energy. Work intensity of workers, improve work efficiency.

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. The utility model provides an accurate stamping die with buffer structure, includes lower bolster (1), its characterized in that, the equal fixedly connected with in four corners at lower bolster (1) top is spacing post (2), the surface swing joint of spacing post (2) has cope match-plate pattern (3), punching press piece (4) are fixed in the middle part of cope match-plate pattern (3) bottom, the bottom fixedly connected with supporting spring (5) of cope match-plate pattern (3), middle part fixedly connected with template frame (6) at lower bolster (1) top, through-hole (7) have been seted up to the bottom of template frame (6), peg graft in the inside of through-hole (7) has fore-set (8).

2. The precision stamping die with the buffering structure is characterized in that one end, far away from the lower template (1), of the limiting column (2) is fixedly connected with a top plate (9), and a hydraulic cylinder (10) is fixedly connected to the middle of the bottom of the top plate (9).

3. The precision stamping die with the buffering structure as claimed in claim 1, wherein the bottom of the top pillar (8) is slidably connected with a push plate (11), and one side of the push plate (11) is fixedly connected with a connecting pillar (12).

4. The precision stamping die with the buffering structure is characterized in that one end of the connecting column (12) far away from the push plate (11) is fixedly connected with a baffle plate (13), and a compression spring (14) is fixedly connected to the back of the baffle plate (13).

5. The precision stamping die with the buffer structure as claimed in claim 1, wherein the end of the supporting spring (5) far away from the upper template (3) is fixedly connected with the lower template (1).

6. The precision press-die with cushion structure according to claim 1, wherein the working state of the supporting spring (5) is a compressed state.

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