CN219188433U

CN219188433U - Stamping die for metal piece

Info

Publication number: CN219188433U
Application number: CN202222623350.6U
Authority: CN
Inventors: 张善棣
Original assignee: Kunshan Mcno Machinery Co ltd
Current assignee: Kunshan Mcno Machinery Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-06-16
Anticipated expiration: 2032-09-30

Abstract

The utility model discloses a metal part stamping die which comprises an upper die and a lower die, wherein the upper die is positioned above the lower die, a die core is arranged on the lower die, a forming groove is formed in the die core, a forming punch is arranged on the upper die and matched with the forming groove, a plurality of grooves are formed in the lower die, a buffer pad is arranged in each groove and made of an elastic material, the height of the buffer pad is higher than the upper surface of the lower die, and the height of the part of the buffer pad higher than the upper surface of the lower die is larger than the height of the die core. The impact force between the upper die and the lower die can be buffered when the metal part stamping die works, so that the erosion phenomenon caused by large impact force between the upper die and the lower die is avoided, and the service life of the die is ensured.

Description

Stamping die for metal piece

Technical Field

The utility model relates to the technical field of dies, in particular to a metal part stamping die.

Background

Some metal parts, especially metal parts with thinner wall thickness, are often processed by adopting stamping dies, and the die processing efficiency is high, but at present, some stamping dies lack buffering when performing metal part stamping forming, impact force between an upper die and a lower die in the dies is larger, the dies are easy to be influenced by erosion, the dies deform, the die processing precision is reduced, and the service life of the dies is influenced.

Disclosure of Invention

The utility model aims to provide a metal part stamping die, impact force between an upper die and a lower die can be buffered when the metal part stamping die works, so that erosion phenomenon caused by large impact force between the upper die and the lower die is avoided, and the service life of the die is ensured.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a metalwork stamping die, includes mould and lower mould, it is located the lower mould top to go up the mould, be provided with the mold core on the lower mould, be provided with the shaping recess on the mold core, it matches with the shaping recess to go up to be provided with the shaping drift on the mould, be provided with many recesses on the lower mould, be provided with the blotter in the recess, the blotter adopts elastic material preparation, the height of blotter exceeds the upper surface of lower mould, the buffer pad exceeds the height of the part of the upper surface of lower mould is greater than the height of mold core.

Preferably, the groove is vertically provided with a plug pin, and the plug pin is inserted into the buffer pad.

Preferably, the height of the plug pin is one third to two thirds of the thickness of the cushion pad.

Preferably, the number of the inserted nails is three, and the three inserted nails are arranged in a 'delta' shape.

Preferably, a guide pillar is vertically arranged between the upper die and the lower die.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the buffer pad is arranged on the lower die, so that impact force between the upper die and the lower die can be buffered when the die works, the erosion phenomenon caused by large impact force between the upper die and the lower die is avoided, the service life of the die is ensured, and the insert pin is arranged in the groove on the lower die and inserted into the buffer pad, so that the stability of the buffer pad on the lower die can be maintained, and the buffer pad is not brought up by the upper die when the die works.

Drawings

FIG. 1 is a schematic structural view of a stamping die for metal parts according to the present utility model;

FIG. 2 is a front view of an upper die of the stamping die for metal parts according to the present utility model;

fig. 3 is a schematic structural view of a lower die in the metal part stamping die of the present utility model.

In the figure: 1. an upper die; 2. a lower die; 3. a mold core; 4. forming a groove; 5. a cushion pad; 6. a guide post; 7. a groove; 8. inserting nails; 9. and forming a punch.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 3, an embodiment of the present utility model provides: the utility model provides a metalwork stamping die, includes mould 1 and lower mould 2, it is located 2 tops of lower mould to go up mould 1, be provided with mold core 3 on the lower mould 2, be provided with shaping recess 4 on the mold core 3, be provided with shaping drift 9 on going up mould 1, shaping drift 9 matches with shaping recess 4, be provided with a plurality of recesses 7 on the lower mould 2, be provided with blotter 5 in the recess 7, the blotter 5 adopts elastic material to make, the height of blotter 5 exceeds the upper surface of lower mould 2, the height of the portion of blotter 5 exceeds the upper surface of lower mould 2 is greater than the height of mold core 3, but the height parallel and level of blotter 5 and mold core 3 after the compression.

Preferably, the inserting nails 8 are vertically arranged in the grooves 7, the inserting nails 8 are inserted into the cushion pad 5 to fix the cushion pad 5, so that the cushion pad 5 can be kept stable on the lower die 2, the cushion pad 5 is not lifted by the upper die 1 in die operation, the height of the inserting nails 8 is one third to two thirds of the thickness of the cushion pad 5, the number of the inserting nails 8 is three, the three inserting nails 8 are arranged in a 'article' shape, and the three inserting nails 8 fix the cushion pad 5 at the same time, so that the inserting nails 8 are firm in fixing the cushion pad 5.

When the metal part stamping die works, a raw material metal sheet to be stamped is placed on a die core 3, an upper die 1 moves downwards, a forming punch 9 punches the metal sheet downwards, the forming punch 9 punches into a forming groove 4, the metal sheet is stamped and formed in the forming groove 4, and a metal part product is stamped. Due to the arrangement of the buffer cushion 5, the upper die 1 can be pressed to the buffer cushion 5 when moving downwards, so that the impact force between the upper die 1 and the lower die 2 is buffered, the die erosion phenomenon caused by large impact force between the upper die and the lower die is avoided, and the service life of the die can be ensured.

Preferably, a guide post 6 is vertically arranged between the upper die 1 and the lower die 2, and the guide post 6 plays a guiding role in the downward movement of the upper die 1.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a metalwork stamping die, includes mould and lower mould, go up the mould and lie in lower mould top, its characterized in that: the die comprises a lower die and is characterized in that a die core is arranged on the lower die, a forming groove is formed in the die core, a forming punch is arranged on the upper die and is matched with the forming groove, a plurality of grooves are formed in the lower die, a buffer pad is arranged in the grooves and is made of elastic materials, the height of the buffer pad is higher than the upper surface of the lower die, and the height of the buffer pad which is higher than the upper surface of the lower die is higher than the height of the die core.

2. A metal part stamping die according to claim 1, characterized in that: and the inside of the groove is vertically provided with an inserted pin, and the inserted pin is inserted into the buffer pad.

3. A metal part stamping die according to claim 2, characterized in that: the height of the plug pin is one third to two thirds of the thickness of the buffer pad.

4. A metal part stamping die according to claim 2, characterized in that: the number of the inserted nails is three, and the three inserted nails are arranged in a 'delta' shape.

5. A metal part stamping die according to claim 1, characterized in that: and a guide pillar is vertically arranged between the upper die and the lower die.