CN212350066U

CN212350066U - Porous curved surface spare forming die

Info

Publication number: CN212350066U
Application number: CN202020076095.6U
Authority: CN
Inventors: 杨培麟
Original assignee: Xiamen Taiqi New Energy Technology Co ltd
Current assignee: Xiamen Taiqi New Energy Technology Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2021-01-15
Anticipated expiration: 2030-01-14

Abstract

The utility model discloses a porous curved surface piece forming die, which is characterized in that an upper fixing plate and a stripper plate are arranged at the bottom of an upper template, meanwhile, an elastic component is arranged between the stripper plate and the upper fixing plate, and the punching knife is fixed on the upper fixing plate and penetrates through the vertical through hole of the forming upper die, during the punching operation, the upper forming die moves downwards to contact with the bottom die and punch the material into a cambered surface structure, when the upper forming die moves downwards to a dead point, the stripper plate moves upwards under the stress, the punching knife passes through the vertical through hole and then enters the bottom die, the formed curved surface piece is vertically punched and the punched material is separated from the material returning hole in the bottom die, the curved surface material is not moved all the time in the operation process of the structure of the utility model, the operation is completed in sequence by single punching, its precision is high, and is efficient to the vertical perpendicular setting of through-hole of porous curved surface spare after the processing, its performance that can improve porous curved surface spare.

Description

Porous curved surface spare forming die

Technical Field

The utility model belongs to the technical field of stamping die, concretely relates to porous curved surface spare forming die.

Background

As shown in fig. 1, when a porous curved-surface part is manufactured, a punching device is used for punching, external cutting is performed after punching is completed, and curved-surface forming is performed on the cut material, so that the porous curved-surface part manufactured by the above steps has the following disadvantages in the manufacturing process and the manufactured finished product:

1. the forming speed is low, at least three steps are needed to realize the forming, and the forming efficiency is low; 2. through the at least three steps, at least two times of positioning are needed during stamping, errors occur in each positioning, large workpiece size errors are easy to occur after the errors are accumulated, and the quality of the workpiece is unstable; 3. most of the products with the porous curved surface are used in the water spraying head, and after the punching operation is carried out through the steps, the through holes are dispersedly arranged, so that the water flow is diffused outwards, and the water spraying effect is influenced.

Disclosure of Invention

In view of the above prior art's shortcoming, the utility model aims to provide a porous curved surface spare forming die, it can realize whole flow of punching a hole through single set of mould one-time punching press action, can improve the operating efficiency, improves the product precision, ensures to punch a hole all vertical setting.

In order to solve the technical problem, the utility model discloses a following technical scheme realizes:

a porous curved surface piece forming die comprises an upper die plate and a lower die plate, wherein an upper supporting plate is fixed below the upper die plate through bolts, an upper fixing plate is arranged below the upper supporting plate, a stripper plate is arranged below the upper fixing plate, a forming upper die is fixed on the bottom surface of the stripper plate, a vertical through hole is formed in the forming upper die, and a plurality of punching knives are fixed on the upper fixing plate and inserted into the vertical through hole; an elastic component is arranged between the stripper plate and the upper fixing plate;

a lower fixing plate and a bottom die are sequentially arranged on the lower template and above the lower template from bottom to top, and the bottom die is locked and fixed on the lower fixing plate; the bottom die is provided with a forming cavity, a plurality of material returning holes matched with the vertical through holes are formed in the forming cavity, and when the punching knife moves downwards, the punching knife punches materials through the vertical through holes and then enters the material returning holes.

The elastic component is an elastic rubber block or a spring.

The elasticity of the elastic rubber block is larger than the cambered surface forming resistance of the porous curved surface piece, and curved surface forming needs to be realized before the elastic rubber block deforms when the upper forming die drives materials to move downwards.

The upper die is arranged in a T-shaped structure, the upper portion of the upper die is used for realizing fixation of an assembly surface, and the lower portion of the upper die is used for matching with a bottom die forming cavity through a forming convex surface.

Compared with the prior art, the utility model has the advantages of it is following and positive effect:

because the utility model adopts the technical structure, the upper fixing plate and the stripper plate are arranged at the bottom of the upper template, the elastic component is arranged between the stripper plate and the upper fixing plate, the punching knife is fixed on the upper fixing plate and runs through the vertical through hole of the upper forming die, the upper forming die descends and the bottom die contacts and punches the material into a cambered surface structure during punching operation, when the upper forming die descends to a dead point, the stripper plate is forced to ascend, the punching knife passes through the vertical through hole and enters the bottom die, the formed curved surface piece is vertically punched and the punched material is separated from the material returning hole in the bottom die, the utility model discloses a structure can improve the service performance of the curved surface piece during operation process, the curved surface material is not moved all the time, the operation is completed in sequence by single punching, the precision is high, the efficiency is high, and the vertical through hole of the processed curved surface piece is vertically arranged, is an ideal porous curved surface piece forming die.

Drawings

FIG. 1 is a schematic front view of a porous curved member;

FIG. 2 is a schematic view of the structure of the present invention;

fig. 3 is a schematic view of the interior of the mold according to the present invention;

FIG. 4 is a schematic view of the structure of the die cutter of the present invention;

FIG. 5 is a schematic view of the top view of the die cutter of the present invention;

FIG. 6 is a schematic view of the upper mold for molding according to the present invention;

fig. 7 is a schematic top view of the upper molding die of the present invention;

fig. 8 is a schematic view of the bottom die of the present invention;

fig. 9 is a schematic top view of the bottom mold of the present invention;

in the figure: 1. the device comprises a porous curved surface part, 2, an upper template, 3, an upper supporting plate, 4, an upper fixing plate, 5, a stripper plate, 6, a guide sleeve assembly, 7, a bottom die, 71, a forming cavity, 72, a material returning hole, 8, a lower fixing plate, 9, an upper forming die, 91, an assembling surface, 92, a forming convex surface, 93, a vertical through hole, 10, an elastic part, 11, a through hole, 12, a punching knife, 13, a locking bolt, 14 and a lower template.

Detailed Description

The invention will be further described by means of specific embodiments,

as shown in the attached drawing 1, the utility model is used for realizing the molding of the porous curved surface piece 1 and simultaneously realizing the vertical punching of the through hole 11 on the cambered surface; the utility model discloses a porous curved surface spare forming die, it includes cope match-plate pattern 2 and lower bolster 14, the below of cope match-plate pattern 2 be fixed with upper plate 3 through locking bolt 13, the below of upper plate 3 is provided with upper fixing plate 4, the below of upper fixing plate 4 be provided with take off flitch 5, take off on the bottom surface of flitch 5 bolt fastening have shaping upper die 9, as shown in figure 7, shaping upper die 9 be the T type structure setting, its top is provided with vertical through hole 93 and upper portion is assembly surface 91, assembly surface 91 be used for realizing fixedly, shaping convex surface 92 of its lower part is used for matching with the shaping chamber 72 of die block 7; a plurality of punching knives 12 are fixed on the upper fixing plate 4 and inserted into the vertical through holes 93; an elastic component 10 is arranged between the stripper plate 5 and the upper fixing plate 4, the elastic component can be a spring or an elastic rubber block, and the elastic rubber block is adopted in the scheme; the upper supporting plate 3, the upper fixing plate 4 and the stripper plate 5 are fixed by bolts, and the fixing mode is a fixing mode commonly used in the industry and is not described in detail herein.

A lower fixing plate 8 and a bottom die 7 are sequentially arranged on the lower template 14 and above the lower template 14 from bottom to top, and the bottom die 7 is locked and fixed on the lower fixing plate 8; as shown in fig. 8 and 9, a forming cavity 71 is provided on the bottom die 7, a plurality of material returning holes 72 matching with the vertical through holes 93 are provided in the forming cavity 71, and when the die cutter 12 moves down, the material is punched through the vertical through holes 93 and enters the material returning holes 72. Through the operation above, the utility model discloses at the during operation, when stamping operation, mould 9 descends and die block 7 contact and goes out ARC structure with the material punching press in the shaping, when mould 9 descends to the dead point in the shaping, take off flitch 5 atress and go upward, after die cutter 12 passed vertical through hole 93 and got into to die block 7, curved surface spare after will having shaped carries out the operation of punching a hole perpendicularly and will dash down the material and deviate from in the material returned hole 72 of die block 7 inside.

The utility model discloses need notice during the preparation: elasticity of the elastic rubber block needs to be greater than cambered surface forming resistance of the porous curved surface piece, curved surface forming needs to be achieved before the elastic rubber block deforms when the forming upper die drives materials to move downwards, the curved surface is formed when the punching knife 12 punches a hole, and therefore the through hole 11 can be directly formed vertically, and therefore the rubber block or the spring is arranged relative to the self material thickness and the forming structure of the porous curved surface piece 1, the thicker the self material is, the more complex the forming structure is, and the larger the elastic coefficient of the required rubber block or the spring is.

To summarize: the utility model discloses the structure is at the operation in-process, and the curved surface material does not remove all the time, and the operation is accomplished in proper order to the single punching press, and its precision is high, and is efficient to the vertical perpendicular setting of through-hole of the porous curved surface spare after the processing, its performance that can improve porous curved surface spare is the porous curved surface spare forming die of an ideal.

Claims

1. The utility model provides a porous curved surface spare forming die, its includes cope match-plate pattern and lower bolster, its characterized in that: an upper supporting plate is fixed below the upper template through bolts, an upper fixing plate is arranged below the upper supporting plate, a stripper plate is arranged below the upper fixing plate, a forming upper die is fixed on the bottom surface of the stripper plate, a vertical through hole is formed in the forming upper die, and a plurality of punching knives are fixed on the upper fixing plate and inserted into the vertical through hole; an elastic component is arranged between the stripper plate and the upper fixing plate;

2. The curved porous surface member molding die according to claim 1, wherein: the elastic component is an elastic rubber block or a spring.

3. The curved porous surface member molding die according to claim 2, wherein: the elasticity of the elastic rubber block is larger than the arc surface forming resistance of the porous curved surface piece.

4. The curved porous surface member molding die according to claim 1, wherein: the upper die is arranged in a T-shaped structure, the upper portion of the upper die is used for realizing fixation of an assembly surface, and the lower portion of the upper die is used for matching with a bottom die forming cavity through a forming convex surface.