CN216828197U

CN216828197U - Stamping die

Info

Publication number: CN216828197U
Application number: CN202220325829.9U
Authority: CN
Inventors: 黄土旺; 曹飞
Original assignee: Huizhou Fudewangwang Industrial Development Co ltd
Current assignee: Huizhou Fudewangwang Industrial Development Co ltd
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-06-28
Anticipated expiration: 2032-02-17

Abstract

The utility model belongs to the technical field of dies, in particular to a stamping die, which comprises an upper die assembly, a lower die assembly, a punch and an upper stripper plate; the upper die assembly and the lower die assembly are arranged oppositely, the punch is fixed on the upper die assembly and is used for punching a product, the upper stripper plate is mounted on the upper die assembly and is used for stripping the punch, the upper stripper plate is provided with a avoiding hole for avoiding the punch, the lower die assembly is provided with a blanking hole matched with the punch, and the aperture of the blanking hole is gradually increased from top to bottom; during the use, drift and unloading hole cooperation carry out stamping forming to the material, and the product after the shaping falls down along the unloading hole, because the aperture in unloading hole increases progressively from top to bottom gradually, reduce and take place the friction between the unloading hole lateral wall when the in-process that the product falls to the condition of scraping the flower has been reduced to the product lateral part appearance, and then can satisfy the production demand.

Description

Stamping die

Technical Field

The utility model belongs to the technical field of the mould, especially, relate to a stamping die.

Background

The press forming process is a forming processing method for applying external force to plates, pipes and the like fixed in a die through a pressure gauge to deform or separate the plates, pipes and the like so as to manufacture workpieces with required shapes, sizes and performances. The stamping forming process has the characteristics of high speed and large batch. The stamping die is a die for stamping forming, and the structure and precision of the stamping die can directly influence the quality and production efficiency of stamping parts in high-speed mass production.

Traditional press die is including the terrace die, with the unloading hole of terrace die looks adaptation, and the terrace die pushes away the unloading downthehole with the product from the material area to make the product along unloading hole whereabouts to the collecting box in, but traditional unloading hole is the vertical state, and the terrace die promotes the product when the unloading hole removes, and the laminating slides between the lateral wall of product and the unloading hole, thereby the mar appears in the side that leads to the product easily, thereby can't satisfy the production demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stamping die aims at solving stamping die among the prior art and carries out the technical problem that the mar appears in the lateral surface that leads to the product easily among the frequent stamping process to thick material.

In order to achieve the above object, an embodiment of the present invention provides a stamping die, which includes an upper die assembly, a lower die assembly, a punch and an upper stripper plate;

go up the mould subassembly with lower mould subassembly mutual disposition, the drift is fixed in go up the mould subassembly on and be used for punching press the product, go up take off the board install in go up the mould subassembly on and be used for right the drift takes off the material, the upper plate is provided with dodges the hole of dodging of drift, lower mould subassembly be provided with the unloading hole of drift looks adaptation, the aperture in unloading hole from the top down progressively increases up gradually.

Optionally, the inclination of the blanking hole is 2-4 degrees.

Optionally, the inclination of the blanking hole is 3 degrees.

Optionally, the stamping die further comprises a guide assembly, the guide assembly is mounted on the lower die assembly, and the upper stripper plate is provided with a guide hole matched with the guide assembly.

Optionally, the guide assembly comprises a guide post and a guide sleeve; the guide pillar is installed on the lower die assembly, the guide sleeve is installed on the guide pillar, and a plurality of steel balls are uniformly arranged on the surface of the guide sleeve.

Optionally, the guide assembly further includes a spring, the spring is sleeved on the guide post, the spring is connected between the upper die assembly and the guide sleeve, and the guide sleeve is slidably connected to the guide post.

Optionally, the upper die assembly comprises an upper supporting plate, an upper cover plate, an upper die holder, an upper base plate and an upper clamping plate which are sequentially arranged from top to bottom; the upper die assembly further comprises a resetting piece, the resetting piece is installed on the upper supporting plate, and one end of the resetting piece penetrates through the upper cover plate, the upper die base, the upper base plate and the upper clamping plate to be connected with the upper stripping plate.

Optionally, the reset piece adopts a nitrogen spring.

Optionally, the stamping die further comprises an upper baffle plate, and the upper baffle plate is connected between the upper stripper plate and the resetting member.

Optionally, the lower die assembly comprises a lower die plate, a lower backing plate and a lower die base which are sequentially arranged from top to bottom, and the blanking hole penetrates through the lower die plate, the lower backing plate and the lower die base.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the stamping die have one of following technological effect at least: during the use, will go up the mould subassembly and install on equipment with lower mould subassembly arranges from top to bottom relatively, in the time of processing, it moves towards lower mould subassembly to go up the mould subassembly, go up the stripper and compress tightly the product on lower mould subassembly afterwards last mould subassembly continuation downstream earlier, make drift and unloading hole cooperation, carry out stamping forming to the material, the product after the shaping falls down along the unloading hole, because the aperture in unloading hole scales up gradually from top to bottom, reduce and take place the friction between the unloading hole lateral wall when the in-process that the product falls, thereby reduced the condition of scraping the flower appears in the product lateral part, and then can satisfy the production demand.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a stamping die provided in an embodiment of the present invention.

Fig. 2 is an enlarged schematic view of a blanking hole in the stamping die provided by the embodiment of the present invention.

Fig. 3 is an enlarged schematic view of the press die at a provided in fig. 1.

Wherein, in the figures, the respective reference numerals:

10-upper die assembly 11-upper supporting plate 12-upper cover plate

13-upper die holder 14-upper backing plate 15-upper clamping plate

16-reset piece 20-lower die assembly 21-blanking hole

22-lower template 23-lower backing plate 24-lower die holder

30-punch 31-avoidance hole 40-upper stripper plate

41-guide hole 50-guide component 51-guide column

52-guide sleeve 53-steel ball 54-spring

60-upper baffle.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed 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 one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1 to 3, there is provided a stamping die, including an upper die assembly 10, a lower die assembly 20, a punch 30 and an upper stripper plate 40;

go up mould subassembly 10 with lower mould subassembly 20 mutual disposition, drift 30 is fixed in go up mould subassembly 10 and be used for punching press to the product, go up take off board 40 install in go up mould subassembly 10 on and be used for right drift 30 takes off the material, it is provided with dodges to take off board 40 the hole 31 of dodging of drift 30, lower mould subassembly 20 be provided with the unloading hole 21 of drift 30 looks adaptation, the aperture of unloading hole 21 is from last to progressively increasing progressively downwards.

When specifically using, install on equipment with going up mould subassembly 10 and lower mould subassembly 20 and arranging about relatively, in the time of processing, go up mould subassembly 10 and remove towards lower mould subassembly 20, go up stripper 40 and compress tightly the product on lower mould subassembly 20 earlier mould subassembly 10 continues downstream on later, make drift 30 and blanking hole 21 cooperation, carry out stamping forming to the material, the product after the shaping falls down along blanking hole 21, because the aperture of blanking hole 21 progressively increases progressively from top to bottom, reduce when the in-process that the product falls and take place the friction between the blanking hole lateral wall, thereby reduced the condition that the product lateral part appears scraping the flower, and then can satisfy the production demand.

In another embodiment of the present invention, the inclination of the discharging hole is 2 to 4 degrees.

Preferably, as shown in fig. 1-2, the inclination of the blanking hole is 3 degrees.

Specifically, the blanking hole with the inclination of 3 degrees can meet the requirement of product blanking, and meanwhile, the pressure bearing capacity of the lower die assembly 20 can be ensured, and the use stability is ensured.

In another embodiment of the present invention, as shown in fig. 1 and 3, the stamping die further includes a guiding assembly 50, the guiding assembly 50 is installed on the lower mold assembly 20, and the upper stripper plate 40 is provided with a guiding hole 41 adapted to the guiding assembly 50. Specifically, the guide hole 41 and the guide assembly 50 are arranged to cooperate, so that the stamping stability is improved.

In another embodiment of the present invention, as shown in fig. 1 and 3, the guiding assembly 50 includes a guiding post 51 and a guiding sleeve 52; the guide post 51 is mounted on the lower die assembly 20, the guide sleeve 52 is mounted on the guide post 51, and a plurality of steel balls 53 are uniformly arranged on the surface of the guide sleeve 52. Specifically, when the guide sleeve 52 extends into the guide hole 41, the plurality of steel balls 53 slide on the inner side wall of the guide hole 41, and the steel balls 53 and the guide hole 41 are in point-surface contact, so that friction is reduced, and the use stability can be improved.

In another embodiment of the present invention, as shown in fig. 1 and 3, the guiding assembly 50 further includes a spring 54, the spring 54 is sleeved on the guiding post 51, the spring 54 is connected between the upper die assembly 10 and the guiding sleeve 52, and the guiding sleeve 52 is slidably connected to the guiding post 51. Specifically, the spring 54 is arranged between the guide sleeve 52 and the guide post 51, and after the guide sleeve 52 enters the guide hole 41, the guide sleeve can synchronously move with the guide hole 41, so that the guiding effect can be met, the friction can be reduced, and the use stability is improved.

In another embodiment of the present invention, as shown in fig. 1, the upper mold assembly 10 includes an upper supporting plate 11, an upper cover plate 12, an upper mold base 13, an upper cushion plate 14 and an upper clamping plate 15, which are sequentially arranged from top to bottom; the upper die assembly 10 further comprises a resetting piece 16, the resetting piece 16 is mounted on the upper supporting plate 11, and one end of the resetting piece 16 penetrates through the upper cover plate 12, the upper die base 13, the upper backing plate 14 and the upper clamping plate 15 to be connected with the upper stripping plate 40. Specifically, the reset piece 16 is arranged to reset the upper stripper plate 40, so that the lower end surface of the upper stripper plate 40 is lower than the lower end surface of the punch 30, and when the upper stripper plate 40 is in operation, the upper stripper plate 40 is kept to be attached to the material belt first, and the punching stability is ensured.

In another embodiment of the present invention, the reset element 16 is a nitrogen spring. Particularly, the nitrogen spring is more stable, and the processing stability is improved.

In another embodiment of the present invention, as shown in fig. 1, the stamping die further includes an upper baffle 60, and the upper baffle 60 is connected between the upper stripper 40 and the reset piece 16. Specifically, the upper baffle 60 is arranged to avoid the direct collision of the upper stripper plate 40 with the upper clamping plate 15, so that the use stability is improved.

In another embodiment of the present invention, as shown in fig. 1, the lower mold assembly 20 includes a lower mold plate 22, a lower cushion plate 23 and a lower mold seat 24 arranged from top to bottom in sequence, the lower mold plate 22 is penetrated through by the blanking hole 21, the lower cushion plate 23 is in contact with the lower mold seat 24, specifically, the lower cushion plate 23 is disposed to improve the stability of use.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. A stamping die is characterized by comprising an upper die assembly, a lower die assembly, a punch and an upper stripper plate;

go up the mould subassembly with lower mould subassembly mutual disposition, the drift is fixed in go up the mould subassembly on and be used for punching press the product, on take off the board install in go up the mould subassembly on and be used for right the drift takes off the material, on take off the board and be provided with dodges the hole of dodging of drift, lower mould subassembly be provided with the unloading hole of drift looks adaptation, the aperture in unloading hole from the top down gradually increases progressively.

2. The stamping die of claim 1, wherein the inclination of the blanking hole is 2-4 degrees.

3. The stamping die of claim 2, wherein the inclination of the blanking hole is 3 degrees.

4. The stamping die according to any one of claims 1 to 3, further comprising a guide assembly, wherein the guide assembly is mounted on the lower die assembly, and the upper stripper plate is provided with a guide hole matched with the guide assembly.

5. The stamping die of claim 4, wherein the guide assembly includes a guide post and a guide sleeve; the guide pillar is installed on the lower die assembly, the guide sleeve is installed on the guide pillar, and a plurality of steel balls are uniformly arranged on the surface of the guide sleeve.

6. The stamping die of claim 5, wherein the guide assembly further includes a spring, the spring is sleeved on the guide post, the spring is connected between the upper die assembly and the guide sleeve, and the guide sleeve is slidably connected to the guide post.

7. The stamping die according to any one of claims 1 to 3, wherein the upper die assembly comprises an upper supporting plate, an upper cover plate, an upper die holder, an upper backing plate and an upper clamping plate which are arranged in sequence from top to bottom; the upper die assembly further comprises a resetting piece, the resetting piece is installed on the upper supporting plate, and one end of the resetting piece penetrates through the upper cover plate, the upper die base, the upper base plate and the upper clamping plate and is connected with the upper stripping plate.

8. The stamping die of claim 7, wherein the return element is a nitrogen spring.

9. The stamping die of claim 7, further comprising an upper baffle plate coupled between the upper stripper plate and the return member.

10. The stamping die of any one of claims 1 to 3, wherein the lower die assembly comprises a lower die plate, a lower backing plate and a lower die base which are sequentially arranged from top to bottom, and the blanking hole penetrates through the lower die plate, the lower backing plate and the lower die base.