CN215824079U

CN215824079U - Stamping die that suitability is high

Info

Publication number: CN215824079U
Application number: CN202122253464.1U
Authority: CN
Inventors: 郑柏忠; 赖宪渊
Original assignee: Xiamen Baisiri Electronic Technology Co ltd
Current assignee: Xiamen Baisiri Electronic Technology Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-02-15
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a stamping die with high applicability, which belongs to the field of stamping devices, and adopts the technical scheme that the stamping die comprises an upper die, a lower die and a cushion pad positioned between the upper die and the lower die, wherein a mounting plate for mounting the cushion pad is arranged between the upper die and the cushion pad, and a plurality of springs are arranged between the mounting plate and the upper die; the side wall of the upper die is vertically fixed with the guide plate, one side of the guide plate, which is close to the upper die, is vertically provided with the sliding groove, and the mounting plate is internally provided with a convex block which is connected with the sliding groove in a sliding manner and protrudes towards the sliding groove.

Description

Stamping die that suitability is high

Technical Field

The utility model belongs to the field of stamping devices, and particularly relates to a stamping die with high applicability.

Background

Stamping is a press working method in which a die mounted on a press is used to apply pressure to a material at room temperature to cause separation or plastic deformation of the material, thereby obtaining a desired part. The stamping die is a special process device for processing materials into parts in cold stamping processing.

At present, chinese utility model patent that publication number is CN212703911U discloses a stamping die, including last mould, lower mould and cushion, go up the mould and have the punching press head, the lower mould have with the first complex of punching press punch a hole, the blotter sets up between last mould and lower mould to still be provided with the vacancy structure that matches with the punching press head on the cushion, the vacancy structure link up the blotter at the punching press stroke direction, punching press head, vacancy structure with punch a hole and all set up along the punching press stroke.

Similar to the stamping die in the prior art, the cushion pad in the stamping die is directly fixed to the bottom of the upper die, so that the cushion pad can be pressed down synchronously with the upper die, stamping (punching) is realized through the compression amount of the cushion pad, and the indentation problem of the surface of a workpiece to be stamped is solved through the buffering of the cushion pad.

However, the cushioning amount (compression amount) of the cushion pad is limited, and when stamping is performed on a to-be-stamped part with a larger thickness, the deformation amount of the cushion pad cannot support the pressing amount of the upper die, so that the stamping head is hindered by the compression amount of the cushion pad, and the pressing stroke is limited, so that the stamping die cannot be well adapted to products with different thicknesses, and the applicability is low.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims to provide a stamping die with high applicability, which enables the pressing stroke of a stamping head not to be limited and improves the applicability of the stamping die to pieces to be stamped with different thicknesses.

In order to achieve the purpose, the utility model provides the following technical scheme:

a stamping die with high applicability comprises an upper die, a lower die and a cushion pad positioned between the upper die and the lower die, wherein a mounting plate for mounting the cushion pad is arranged between the upper die and the cushion pad, and a plurality of springs are arranged between the mounting plate and the upper die; the side wall of the upper die is vertically fixed with a guide plate, one side of the guide plate, which is close to the upper die, is vertically provided with a sliding groove, and the mounting plate is protruded towards the inside of the sliding groove to form a convex block connected with the sliding groove in a sliding manner.

Through adopting above-mentioned technical scheme, after pushing down at the upper die, the blotter can support tightly under the effect of spring and treat the stamping workpiece, and the lift takes place under the effect of mounting panel meeting spring simultaneously, to the stamping workpiece of treating of different thickness, the mounting panel can drive the blotter and rise for the stroke of pushing down of punching press head can not be limited, improves stamping die and treats the suitability of stamping workpiece to different thickness.

The utility model is further configured to: and two ends of the spring are respectively welded and fixed with the upper die and the mounting plate.

Through adopting above-mentioned technical scheme, the axis of spring can be fixed, guarantees the stability of spring action.

The utility model is further configured to: the mounting panel has the first guide post coaxial with the spring towards the spring internal protrusion, the one end and the last mould that the mounting panel was kept away from to first guide post has the interval.

Through adopting above-mentioned technical scheme, first guide post can avoid the spring to drop when the unexpected fracture of spring tip, guarantees the stability of spring action.

The utility model is further configured to: the bottom wall of the upper die coaxially protrudes towards the spring, and a second guide column is arranged between the second guide column and the first guide column in a protruding mode.

Through adopting above-mentioned technical scheme, the position on spring top can further be restricted to the second guide post when the unexpected fracture in spring top, and then guarantees the axial stability of spring.

The utility model is further configured to: and a through hole for the first guide column to penetrate is arranged in the second guide column along the axis direction of the second guide column.

Through adopting above-mentioned technical scheme, in first guide post can penetrate the through-hole, the mobilizable stroke volume of first guide post of increase, and then the lift stroke volume of promotion mounting panel and blotter improves stamping die and treats the suitability of stamping workpiece to different thickness.

The utility model is further configured to: the mounting panel includes with the fixed roof of last mould and with the bottom plate of roof detachable connection, the blotter bonds fixedly with the bottom plate.

Through adopting above-mentioned technical scheme, when the blotter wearing and tearing or produce irreversible deformation, can dismantle the change with bottom plate and blotter together, make things convenient for the change of blotter, prolong stamping die's life.

The utility model is further configured to: the bottom plate has the reference column towards the protrusion of roof direction, the reference column penetrates the roof and slides with the roof and be connected.

Through adopting above-mentioned technical scheme, the reference column can play the positioning action when new bottom plate installation, makes things convenient for the change of bottom plate and blotter.

The utility model is further configured to: and a reinforcing rib is arranged between the guide plate and the upper die.

Through adopting above-mentioned technical scheme, the strengthening rib can improve the connection stability between deflector and the last mould, avoids the problem that the deflector drops to appear.

In summary, the utility model has the following advantages:

1. by arranging the guide plate, the mounting plate, the sliding chute, the bump and the spring, after the upper die is pressed downwards, the cushion pad can be tightly abutted against the to-be-stamped parts under the action of the spring, and meanwhile, the mounting plate can be lifted under the action of the spring, for to-be-stamped parts with different thicknesses, the mounting plate can drive the cushion pad to ascend, so that the pressing stroke of the stamping head cannot be limited, and the applicability of the stamping die to the to-be-stamped parts with different thicknesses is improved;

2. by arranging the first guide column and the second guide column, the positions of the top ends of the springs can be limited when the end parts of the springs are accidentally broken, and the axial stability of the springs is ensured;

3. through setting up the blotter into dismantling, when the blotter wearing and tearing or produce irreversible deformation, can dismantle the change with bottom plate and blotter together, make things convenient for the change of blotter, extension stamping die's life.

Drawings

FIG. 1 is an overall view of the present embodiment;

FIG. 2 is a perspective sectional view of the present embodiment;

fig. 3 is a front view of the present embodiment.

Reference numerals: 1. an upper die; 2. a lower die; 3. a cushion pad; 4. mounting a plate; 401. a top plate; 402. a base plate; 5. a spring; 6. a guide plate; 7. a chute; 8. a bump; 9. a first guide post; 10. a second guide post; 11. a positioning column; 12. reinforcing ribs; 13. punching a head; 14. and (6) punching.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A stamping die with high applicability, referring to fig. 1 and 2, includes an upper die 1, a lower die 2 and a cushion pad 3 located therebetween, in this embodiment, the cushion pad 3 is specifically a flexible rubber pad. The bottom of the upper die 1 is provided with a stamping head 13, and the stamping head 13 penetrates through the buffer pad 3 and is connected with the buffer pad 3 in a sliding manner; the lower die 2 is provided with a punching hole 14 matched with the punching head 13, and when the upper die 1 is pressed downwards, the punching head 13 can penetrate into the punching hole 14 to realize the punching process.

Referring to fig. 2, a guide plate 6 is vertically fixed to the peripheral side wall of the upper die 1 by bolts (not shown), and a reinforcing rib 12 is provided between the guide plate 6 and the upper die 1. The deflector 6 is close to the vertical spout 7 of having seted up in one side of last mould 1, goes up and is provided with the mounting panel 4 that is used for installing blotter 3 between mould 1 and the blotter 3, and the protruding lug 8 of being connected that slides with spout 7 that has of the side wall all around of mounting panel 4 towards spout 7, and spout 7 can lead and spacing lug 8 for mounting panel 4 can not drop.

The mounting plate 4 includes a top plate 401 fixed to the upper die 1 and a bottom plate 402 located at the bottom of the top plate 401, and the cushion pad 3 is adhesively fixed to the bottom wall of the bottom plate 402. Penetrate the locking bolt on the roof 401, the bottom of locking bolt penetrate in the bottom plate 402 and with bottom plate 402 threaded connection, unscrew locking bolt can dismantle bottom plate 402, realizes the detachability of roof 401 and bottom plate 402, and then realizes the detachability of blotter 3.

Bottom plate 402 has reference column 11 towards roof 401 direction protrusion, and reference column 11 penetrates roof 401 and slides with roof 401 and be connected, and reference column 11 makes things convenient for the location of bottom plate 402 when the installation.

Referring to fig. 2 and 3, a plurality of springs 5 are vertically arranged between the mounting plate 4 and the upper die 1, and two ends of each spring 5 are respectively welded and fixed with the upper die 1 and the mounting plate 4. A first guide column 9 coaxial with the spring 5 protrudes from the mounting plate 4 towards the spring 5, and a distance is reserved between one end, away from the mounting plate 4, of the first guide column 9 and the upper die 1. A second guide column 10 coaxially protrudes from the bottom wall of the upper die 1 toward the spring 5, a space is formed between the second guide column 10 and the first guide column 9, and a through hole (not shown in the figure) for the first guide column 9 to penetrate through is arranged on the lower end surface of the second guide column 10 along the axial direction.

The working process and the beneficial effects of the utility model are as follows: to treat that the stamping workpiece is placed on lower mould 2, after 1 pushes down at the last mould, blotter 3 can support tightly under spring 5's effect and treat the stamping workpiece, and the while mounting panel 4 can take place to go up and down under spring 5's the effect, to the stamping workpiece of treating of different thickness, mounting panel 4 can drive blotter 3 and rise for the stroke of pushing down of punching press head 13 can not be limited, improves the suitability that stamping die treats the stamping workpiece to different thickness.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like made within the design concept of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a stamping die that suitability is high, includes mould (1), lower mould (2) and be located blotter (3) between the two, its characterized in that: a mounting plate (4) for mounting the cushion pad (3) is arranged between the upper die (1) and the cushion pad (3), and a plurality of springs (5) are arranged between the mounting plate (4) and the upper die (1);

the side wall of the upper die (1) is vertically fixed with a guide plate (6), one side of the guide plate (6) close to the upper die (1) is vertically provided with a sliding groove (7), and the mounting plate (4) is protruded towards the inside of the sliding groove (7) to form a convex block (8) connected with the sliding groove (7) in a sliding manner.

2. The high-applicability stamping die of claim 1, wherein: and two ends of the spring (5) are respectively welded and fixed with the upper die (1) and the mounting plate (4).

3. A highly adaptable press die as claimed in claim 2, wherein: the mounting plate (4) is provided with a first guide column (9) which is coaxial with the spring (5) and protrudes towards the spring (5), and a distance is reserved between one end, away from the mounting plate (4), of the first guide column (9) and the upper die (1).

4. A highly adaptable press die as claimed in claim 3, wherein: the bottom wall of the upper die (1) coaxially protrudes towards the spring (5) to form a second guide column (10), and a space is reserved between the second guide column (10) and the first guide column (9).

5. The high-applicability stamping die according to claim 4, wherein: and a through hole for the first guide column (9) to penetrate is arranged on the lower end surface of the second guide column (10) along the axial direction of the second guide column.

6. The high-applicability stamping die of claim 1, wherein: the mounting plate (4) comprises a top plate (401) fixed to the upper die (1) and a bottom plate (402) detachably connected with the top plate (401), and the cushion pad (3) is fixedly bonded with the bottom plate (402).

7. The high-applicability stamping die according to claim 6, wherein: bottom plate (402) have reference column (11) towards roof (401) direction protrusion, reference column (11) penetrate roof (401) and slide with roof (401) and be connected.

8. The high-applicability stamping die of claim 1, wherein: and a reinforcing rib (12) is arranged between the guide plate (6) and the upper die (1).