CN112338062A

CN112338062A - Embossing and punching die and embossing and punching method

Info

Publication number: CN112338062A
Application number: CN202011125031.1A
Authority: CN
Inventors: 管楚耀; 王晓东; 许春锋
Original assignee: Jiangsu Fuhao Electronic Technology Co ltd
Current assignee: Jiangsu Fuhao Electronic Technology Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-02-09
Anticipated expiration: 2040-10-20

Abstract

The application discloses a embossing and punching die, which comprises an upper die and a lower die, wherein the upper die comprises an upper die base, an upper backing plate, an upper clamping plate, a stripper plate and a stripper plate, and the lower die comprises a lower template, a lower backing plate, a lower die base, lower pad feet, a lower support plate and a lower die stripper cylinder; the upper die further comprises a first material pressing spring, a second material pressing spring, a punching punch and a protruding punch, the first material pressing spring is arranged between the upper die base and the upper clamping plate, the second material pressing spring is arranged between the upper die base and the stripper plate, the punching punch is connected to the upper base plate, and the protruding punch is connected to the upper clamping plate; the lower die stripping cylinder is arranged on the lower die base, the lower pad and the lower supporting plate. This application is beaten protruding cut-out press beat boss and is punched a hole and can realize in same mould to it is higher to beat protruding cut-out press's production efficiency. The application also discloses a method for embossing and punching.

Description

Embossing and punching die and embossing and punching method

Technical Field

The application relates to the field of dies, in particular to a convex punching die and a convex punching method.

Background

The product of prior art is the first step tensile 3D curved surface that goes out, and this 3D curved surface is beaten protruding and is punched a hole through the mould realization of beating two different stations of protruding mould and cut-out press, owing to have two stations, production efficiency is lower.

Disclosure of Invention

The technical problem that this application will solve lies in: provides a convex punching die and a convex punching method with higher production efficiency.

On one hand, in order to solve the above technical problems, the technical solution of the present application is:

a raising and punching die comprises an upper die and a lower die, wherein the upper die comprises an upper die base, an upper base plate, an upper clamping plate, a stripping base plate and a stripping plate, and the lower die comprises a lower template, a lower base plate, a lower die base, lower pad feet, a lower supporting plate and a lower die stripping cylinder;

the upper die comprises an upper die base, an upper padding plate, an upper clamping plate, a stripping padding plate and a stripping plate which are sequentially arranged from top to bottom, and further comprises a first pressing spring, a second pressing spring, a punching punch and a protruding punch, wherein the first pressing spring is arranged between the upper die base and the upper clamping plate, the second pressing spring is arranged between the upper die base and the stripping padding plate, the punching punch is connected to the upper padding plate, and the protruding punch is connected to the upper clamping plate;

the lower die plate, the lower backing plate, the lower die base, the lower cushion pins and the lower support plate are sequentially arranged from bottom to bottom, and the lower die stripping cylinder is arranged on the lower die base, the lower cushion pins and the lower support plate.

On the other hand, in order to solve the above technical problem, the technical solution of the present application is:

a method for embossing and punching comprises the following steps: the product is a single-die, the 3D curved surface is stretched out in the first step, the product appearance is cut in a rotary mode in the second step, the protruding punching and punching holes are formed in the third step, and the third step comprises the following steps:

in the die closing process, the upper die descends to be attached to the upper die surface and the lower die surface, the upper die descends in the continuous stripping process, and the first material pressing spring is far larger than the second material pressing spring in strength, so that the first material pressing spring cannot be compressed, the upper clamping plate is pushed to descend, and the upper clamping plate drives the convex punching punch to half cut the boss;

the upper die moves downwards to the upper clamping plate and is tightly attached to the stripping base plate, the upper die finishes the embossing, the upper die continues to move downwards, the first pressing spring is compressed, and the punching punch driving block moves downwards to drive the punching punch to punch a hole in the boss;

and (3) finishing the down punching process, and otherwise, finishing the returning of the punching punch and the raising punch under the action of the spring of the punching punch and the releasing spring of the raising punch respectively in the opening process.

Compared with the prior art, the convex punching die has the advantages that the convex platform and the punching can be realized in the same die, so that the convex punching die is higher in production efficiency.

Furthermore, the embossing and punching die further comprises a punching punch driving block, and the punching punch driving block is connected to the top of the punching punch.

Furthermore, the protruding punching die further comprises a punching punch spring, and the punching punch spring is arranged on the outer side of the punching punch in a surrounding mode.

Furthermore, the embossing punching die further comprises an embossing punch releasing spring, and the embossing punch releasing spring is arranged around the outer side of the embossing punch.

Furthermore, the embossing and punching die further comprises a stripper plate part, the stripper plate part is provided with a groove, and the embossing punch is located in the groove.

Further, the protruding punching pin is provided with an inner cavity, and the punching pin is located in the inner cavity.

Furthermore, the axis of the protruding punch is coincident with the axis of the punching punch.

Further, include that upper die base, upper padding plate, punch holder, take off the material backing plate and take off the flitch and all be the level setting and be parallel to each other, the punch is the slope setting relatively to the upper die base.

Furthermore, the lower template, the lower backing plate, the lower die holder, the lower bolster foot, the bottom plate all are horizontal setting and are parallel to each other.

Further, the stripper plate is matched with the lower template.

Drawings

FIG. 1 is a schematic view of the two-dimensional structure of the present embossing punch.

FIG. 2 is an enlarged schematic view of a portion of the two-dimensional structure of the present embossing punch.

FIG. 3 is a schematic view of the present application showing a perspective cut-away view of the punch die in a raised state.

FIG. 4 is a schematic perspective cut-away view of the present invention raised punch die in a punch position.

FIG. 5 is a schematic view of the present application showing a relief punch die in a retracted position.

FIG. 6 is a schematic view of the present application showing the upper and lower dies separated in perspective.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that the terms "first," "second," and the like as used in the description and in the claims, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. Similarly, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one; "plurality" means two or more than two. Unless otherwise indicated, "front", "rear", "lower" and/or "upper" and the like are for convenience of description and are not limited to one position or one spatial orientation. The word "comprising" or "comprises", and the like, means that the element or item listed as preceding "comprising" or "includes" covers the element or item listed as following "comprising" or "includes" and its equivalents, and does not exclude other elements or items.

As shown in fig. 1, 2 and 6, a raising and punching die 100 includes an upper die and a lower die.

The upper die comprises an upper die base 11, an upper backing plate 12, an upper clamping plate 13, a stripping backing plate 14 and a stripping plate 15, and the lower die comprises a lower die plate 21, a lower backing plate 22, a lower die base 23, lower backing feet 24, a lower supporting plate 25, a lower stripping cylinder 26 and a cylinder top block 27.

The upper die base 11, the upper padding plate 12, the upper clamp plate 13, the stripping padding plate 14 and the stripping plate 15 are sequentially arranged from top to bottom, the upper die further comprises a first material pressing spring 31, a second material pressing spring 32, a punching punch 33 and a protruding punch 34, the first material pressing spring 31 is arranged between the upper die base 11 and the upper clamp plate 13, the second material pressing spring 32 is arranged between the upper die base 11 and the stripping padding plate 14, the punching punch 33 is connected to the upper padding plate 12, and the protruding punch 34 is connected to the upper clamp plate 13.

The lower die plate 21, the lower cushion plate 22, the lower die holder 23, the lower cushion foot 24 and the lower support plate 25 are sequentially arranged from bottom to bottom, and the lower die stripping cylinder 26 is arranged on the lower die holder 23, the lower cushion foot 22 and the lower support plate 25. The embossing punch die 100 further includes a punch drive block 35, the punch drive block 35 being connected to the top of the punch 33. The embossing punch die 100 further comprises a punch spring 36, wherein the punch spring 36 is arranged around the punch 33.

The embossing punch die 100 further comprises an embossing punch releasing spring 37, and the embossing punch releasing spring 37 is arranged around the embossing punch 34. The embossing and punching die 100 further comprises a stripper plate part 38, the stripper plate part 38 is provided with a groove 381, and the embossing punch 33 is located in the groove 381.

The punch 34 has an inner cavity 341, and the punch 33 is located in the inner cavity 341. The axis of the protruding punch 34 coincides with the axis of the punching punch 33.

The upper die holder 11, the upper backing plate 12, the upper clamping plate 13, the stripping backing plate 14 and the stripping plate 15 are all horizontally arranged and are parallel to each other, the convex punching punch 34 is obliquely arranged relative to the upper die holder 11, and the punching punch 33 is obliquely arranged relative to the upper die holder 11. The lower template 21, the lower backing plate 22, the lower die holder 23, the lower backing foot 24 and the lower supporting plate 25 are all horizontally arranged and are parallel to each other. The stripper shim plate 14 and the lower die plate 21 cooperate.

The working process of the raising and punching die 100 is as follows:

the product 200 is a single-die, the 3D curved surface 201 is stretched in the first step, the product shape is cut in a rotary manner in the second step, and the embossing and punching are performed in the third step.

As shown in fig. 3, in the mold closing process, the upper mold descends to the upper and lower mold surfaces and is stuck, the upper mold descends in the continuous stripping stroke, because the force of the first swaging spring 31 is much larger than that of the second swaging spring 32, the first swaging spring 31 is not compressed at this time, and pushes the upper clamp plate 13 to descend, and the upper clamp plate 13 drives the raising punch 34 to half cut the boss 202.

As shown in fig. 4, the upper mold descends to the upper clamping plate 13 and is tightly attached to the stripping backing plate 14, and the embossing is completed. The upper die continues to descend, the first material pressing spring 31 is compressed, and the punching punch driving block 35 descends to drive the punching punch 33 to punch a hole 203 in the boss.

As shown in fig. 5, the down punch process is completed, and the open die process is reversed, wherein the punching punch 33 and the raising punch 34 complete the retraction under the action of the punching punch spring 36 and the raising punch releasing spring 37, respectively.

The present invention is not limited to the above-described embodiments, and those skilled in the art will be able to make various modifications without creative efforts from the above-described conception and within the scope of the present invention.

Claims

1. A protruding punching die is characterized by comprising an upper die and a lower die, wherein the upper die comprises an upper die base, an upper backing plate, an upper clamping plate, a stripping backing plate and a stripping plate, and the lower die comprises a lower template, a lower backing plate, a lower die base, lower backing feet, a lower supporting plate and a lower stripping cylinder;

2. The embossing punch press of claim 1, wherein: the protruding punching die further comprises a punching punch driving block, and the punching punch driving block is connected to the top of the punching punch.

3. The embossing punch press of claim 2, wherein: the convex punching die further comprises a punching punch spring, and the punching punch spring is arranged around the outer side of the punching punch.

4. The embossing punch press of claim 2, wherein: the convex punching die further comprises a convex punch releasing spring, and the convex punch releasing spring is arranged around the outer side of the convex punch.

5. The embossing punch press of claim 4, wherein: the embossing and punching die further comprises a stripper plate part, the stripper plate part is provided with a groove, and the embossing punch is located in the groove.

6. The embossing punch press of claim 5, wherein: the punching punch is provided with an inner cavity and is positioned in the inner cavity.

7. The embossing punch press of claim 6, wherein: the axis line of the protruding punch is coincident with the axis line of the punching punch.

8. The embossing punch press of claim 7, wherein: the stamping die comprises an upper die base, an upper base plate, an upper clamping plate, a stripping base plate and a stripping plate, wherein the upper die base, the upper base plate, the upper clamping plate, the stripping base plate and the stripping plate are all horizontally arranged and are parallel to each other, the stamping punch is obliquely arranged relative to the upper die base, and the stamping punch is obliquely arranged relative to the upper die base.

9. The embossing punch press of claim 8, wherein: the lower die plate, the lower backing plate, the lower die seat, the lower pad foot and the lower supporting plate are all horizontally arranged and are parallel to each other, and the stripper plate is matched with the lower die plate.

10. A method of embossing a punch in the embossing punch die of claim 1, comprising the steps of: the product is a single-die, the 3D curved surface is stretched out in the first step, the product appearance is cut in a rotary mode in the second step, the protruding punching and punching holes are formed in the third step, and the third step comprises the following steps: