CN214517062U

CN214517062U - Detachable punching die

Info

Publication number: CN214517062U
Application number: CN202022221624.XU
Authority: CN
Inventors: 严冬祥
Original assignee: Anhui Zhenxiang Precision Technology Co Ltd
Current assignee: Anhui Zhenxiang Precision Technology Co Ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-10-29
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a dismantlement formula cut-out press, including last mould, it has cope match-plate pattern, drift, elasticity joint spare, sleeve and joint board to go up the mould, wherein: the sleeve is fixed below the upper template and is provided with a vertical mounting through hole; the upper template is provided with a connecting groove; the punch is fixed on the lower bottom surface of the clamping plate, the clamping plate is matched with the connecting groove, and the lower surface of the clamping plate is in contact with the upper surface of the connecting groove; the drift runs through the installation through-hole and through elastic clamping spare and muffjoint, and elastic clamping spare is along the radial setting of drift, and elastic clamping spare can take place elastic deformation along vertical direction. The utility model discloses in, the dismantlement formula cut-out press that provides, simple structure, the installation and the dismantlement of the drift of being convenient for, when receiving vertical decurrent impact force, the lower bottom surface of a side joint board and the last surface contact of spread groove share some impact force, and vertical direction deformation takes place for on the other hand elastic joint spare, and then reduces the deformation of elastic joint spare, and then increases its life.

Description

Detachable punching die

Technical Field

The utility model relates to a cut-out press technical field especially relates to a dismantlement formula cut-out press.

Background

The punch of the existing punching die is fixed on the upper die plate, so that on one hand, the punch is inconvenient to replace, and when the punch is damaged, the upper die plate needs to be integrally replaced, so that the cost is increased; some punch heads are fixed on the upper template through fixing pieces such as shaft pins and the like or in a threaded mode, certain displacement in a relative vertical direction exists between the upper template and the punch heads due to large stamping in the process of stamping the upper template, certain deformation occurs in connection between the upper template and the punch heads, fatigue damage easily occurs at the connection part of the upper template and the punch heads after repeated times, and the service life of the punch heads is shortened.

SUMMERY OF THE UTILITY MODEL

For the technical problem who exists among the solution background art, the utility model provides a dismantlement formula cut-out press.

The utility model provides a dismantlement formula cut-out press, including last mould, it has cope match-plate pattern, drift, elasticity joint spare, sleeve and joint board to go up the mould, wherein:

the sleeve is fixed below the upper template and is provided with a vertical mounting through hole; the upper template is provided with a connecting groove which is communicated with the mounting through hole;

the punch is fixed on the lower bottom surface of the clamping plate, the clamping plate is matched with the connecting groove, and the lower surface of the clamping plate is in contact with the upper surface of the connecting groove; the drift runs through the installation through-hole and through elastic clamping spare and muffjoint, and elastic clamping spare is along the radial setting of drift, and elastic clamping spare can take place elastic deformation along vertical direction.

Preferably, the upper surface of the clamping plate is in the same plane with the upper surface of the upper template.

Preferably, the elastic clamping piece comprises an upper plate, a lower plate and an elastic piece, the upper plate is located above the lower plate, the elastic piece is fixed between the upper plate and the lower plate, and the elastic piece is elastically deformed along the vertical direction.

Preferably, the elastic member is a spring.

Preferably, the resilient member is in a compressed state when not under force.

Preferably, the wrench is fixed on the lower plate in a twisting mode and is located outside the sleeve.

Preferably, the upper plate is vertically slidably mounted on the twister.

Preferably, the upper plate is mounted on the twister by means of a T-shaped slider.

Preferably, the twisting member is disc-shaped.

The utility model discloses in, the dismantlement formula cut-out press that provides, simple structure, the installation and the dismantlement of the drift of being convenient for, when receiving vertical decurrent impact force, the lower bottom surface of a side joint board and the last surface contact of spread groove share some impact force, and vertical direction deformation takes place for on the other hand elastic joint spare, and then reduces the deformation of elastic joint spare, and then increases its life.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a sectional view of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar designations denote like or similar elements or elements having like or similar functionality throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

It will be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in an orientation or positional relationship indicated in the drawings for convenience and simplicity of description only, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

A detachable punching die shown in fig. 1-2, a detachable punching die, comprising an upper die having an upper die plate 1, a punch 2, an elastic clamping member 3, a sleeve 4 and a clamping plate 5, wherein:

the sleeve 4 is fixed below the upper template 1, and the sleeve 4 is provided with a vertical installation through hole 40; the upper template 1 is provided with a connecting groove 10, and the connecting groove 10 is communicated with the mounting through hole 40;

the punch 2 is fixed on the lower bottom surface of the clamping plate 5, the clamping plate 5 is matched with the connecting groove 10, and the lower surface of the clamping plate 5 is in contact with the upper surface of the connecting groove 10; the punch 2 penetrates through the mounting through hole 40 and is connected with the sleeve 4 through the elastic clamping piece 3, the elastic clamping piece 3 is arranged along the radial direction of the punch, the elastic clamping piece 3 can be elastically deformed along the vertical direction, coaxial connecting holes are formed in the punch 2 and the sleeve 4, and the elastic clamping piece 3 extends into the connecting holes and is used for connecting the punch 2 and the sleeve 4;

the upper surface of the clamping plate 5 and the upper surface of the upper template 1 are in the same plane;

the elastic clamping piece 3 comprises an upper plate 30, a lower plate 31 and an elastic piece 32, wherein the upper plate 30 is positioned above the lower plate 31, the elastic piece 32 is fixed between the upper plate 30 and the lower plate 31, and the elastic piece 32 is elastically deformed along the vertical direction;

the elastic member 32 is a spring;

when unstressed, the elastic member 32 is in a compressed state;

the sleeve also comprises a twisting piece 33, wherein the twisting piece 33 is fixed on the lower plate 31 in a twisting way and is positioned outside the sleeve 4;

the upper plate 30 is vertically and slidably mounted on the twisting piece 33;

the upper plate 30 is arranged on a twisting piece 33 through a T-shaped sliding block 6;

the twister 33 has a disk shape.

When the punching die provided by the embodiment is subjected to impact force, the bottom of the clamping piece 5 is contacted with the connecting groove 10, so that the effect of force transmission is improved, and the relative displacement of the upper die plate 1 and the punch 2 is reduced; on the other hand, because the upper die plate 1 and the punch 2 generate slight relative displacement in the vertical direction, the upper plate 30 compresses the elastic piece 32, the elastic piece 32 generates certain deformation, and according to the principle of energy conservation, the fatigue damage to the joint of the upper die plate 1 and the punch 2 is further reduced, and the service life of the upper die plate is further prolonged.

In this embodiment, preferably, the upper surface of the clamping plate 5 is in the same plane as the upper surface of the upper formwork 1, so as to ensure that the clamping plate 5 and the upper formwork 1 are stressed evenly when being impacted.

In the embodiment, the elastic clamping member 3 includes an upper plate 30, a lower plate 31 and an elastic member 32, the upper plate 30 is located above the lower plate 31, the elastic member 32 is fixed between the upper plate 30 and the lower plate 31, and the elastic member 32 is elastically deformed in the vertical direction.

In the embodiment, the elastic member 32 is a spring, which has a simple structure and a long service life

In this embodiment, in particular, when not under force, the elastic element 32 is in a compressed state, increasing the stability of the elastic clip element 3 to the connection of the punch 2 and the sleeve 4.

In order to facilitate the installation and removal of the elastic clamp 3, it is preferable in this embodiment to further include a twisting member 33, the twisting member 33 is fixed to the lower plate 31 by twisting, and the twisting member 33 is located outside the sleeve 4.

Under the action of external force, in order to increase the stability of the elastic clamping piece 3, in the embodiment, the upper plate 30 is vertically and slidably mounted on the twisting piece 33.

In the present embodiment, the upper plate 30 is mounted on the toggle 33 via the T-shaped slider 6.

In order to facilitate the rotation of the elastic clamping member 3, in the embodiment, the twisting member 33 is disc-shaped.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a dismantlement formula cut-out press, includes the mould, its characterized in that goes up the mould and has cope match-plate pattern (1), drift (2), elasticity joint spare (3), sleeve (4) and joint board (5), wherein:

the sleeve (4) is fixed below the upper template (1), and the sleeve (4) is provided with a vertical installation through hole (40); the upper template (1) is provided with a connecting groove (10), and the connecting groove (10) is communicated with the mounting through hole (40);

the punch (2) is fixed on the lower bottom surface of the clamping plate (5), the clamping plate (5) is matched with the connecting groove (10), and the lower surface of the clamping plate (5) is in contact with the upper surface of the connecting groove (10); drift (2) run through installation through-hole (40) and are connected with sleeve (4) through elasticity joint spare (3), and elasticity joint spare (3) radially sets up along the drift, and elasticity joint spare (3) can be followed vertical direction and take place elastic deformation.

2. The knock-out punch of claim 1 wherein the upper surface of the snap plate (5) is in the same plane as the upper surface of the upper die plate (1).

3. The knock-out punch die of claim 1, wherein the resilient snap (3) comprises an upper plate (30), a lower plate (31), and a resilient member (32), the upper plate (30) being positioned above the lower plate (31) and the resilient member (32) being secured between the upper plate (30) and the lower plate (31), the resilient member (32) being resiliently deformed in a vertical direction.

4. The knock-out punch of claim 3, wherein the resilient member (32) is a spring.

5. The knock-out punch of claim 3, wherein the resilient member (32) is in compression when unstressed.

6. A knock-down punch according to claim 3 further comprising a twist member (33), the twist member being secured to the lower plate (31) and the twist member (33) being located externally of the sleeve (4).

7. The knock-down punch die of claim 6, wherein the upper plate (30) is vertically slidably mounted on the twister (33).

8. A knock-down punch die according to claim 3 characterised in that the upper plate (30) is mounted on the twister (33) by means of a T-shaped slide (6).

9. The knock-down punch of claim 8 wherein the twister (33) is disc-shaped.