CN214442348U - Progressive die for forming ultrahigh flanging hole of copper material - Google Patents
Progressive die for forming ultrahigh flanging hole of copper material Download PDFInfo
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- CN214442348U CN214442348U CN202023338900.7U CN202023338900U CN214442348U CN 214442348 U CN214442348 U CN 214442348U CN 202023338900 U CN202023338900 U CN 202023338900U CN 214442348 U CN214442348 U CN 214442348U
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Abstract
A progressive die for forming a copper material ultrahigh flanging hole is used for punching the flanging hole on a product material strip and comprises an upper die component and a lower die component which are both horizontally arranged, and the upper die component makes linear reciprocating displacement relative to the lower die component in the vertical direction; wherein, the upper die component is provided with a forming punch, a punching punch and a flanging punch; the forming punch, the punching punch and the flanging punch are sequentially arranged at intervals from front to back according to the product processing sequence, and three punching processing procedures are completed step by step; the lower die assembly comprises a lower die plate; the upper surface of lower bolster undercut is equipped with shaping recess, the recess of punching a hole and turn-ups recess, and the shaping recess corresponds the shaping drift setting, and the recess of punching a hole corresponds the drift setting of punching a hole, and the turn-ups recess corresponds the setting of turn-ups drift. The utility model discloses can the shaping go out the hole height and be 2.6~3.1 mm's turn-ups hole, and can not cause the fracture of product.
Description
Technical Field
The utility model relates to a stamping process technical field, concretely relates to mould upgrades of shaping copper product superelevation flanging hole.
Background
The existing progressive die for flanging hole processing of a copper material workpiece is generally provided with two punches, wherein one punch punches a preset position of the copper material workpiece, and the second punch pushes against the edge of a through hole formed after punching to be turned over downwards so as to form a flanging hole.
The copper material workpiece is thin, the thickness of the copper material workpiece is about 1.0mm generally, and the height of a flanging hole processed by the prior art is 2.0-2.3 mm generally. However, with the progress of science and technology, in some special application scenes, the height of a hole needing a flanging hole reaches 2.6-3.1 mm, and if the mould in the prior art is continuously adopted, cracking is easily caused in the flanging process, so that the problem of unqualified product quality is caused.
Therefore, how to solve the above-mentioned deficiencies of the prior art is a problem to be solved by the present invention.
Disclosure of Invention
The utility model aims at providing a mould upgrades of shaping copper product superelevation flanging hole.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
a progressive die for forming a copper material ultrahigh flanging hole, which is used for punching the flanging hole on a product material strip,
the device comprises an upper die assembly and a lower die assembly which are both horizontally arranged, and the upper die assembly linearly reciprocates relative to the lower die assembly in the vertical direction;
the upper die assembly is internally provided with a forming punch, a punching punch and a flanging punch; the forming punch, the punching punch and the flanging punch are sequentially arranged at intervals from front to back according to the product processing sequence, and three punching processing procedures are completed step by step;
the lower die assembly comprises a lower die plate; the upper surface of the lower template is provided with a forming groove, a punching groove and a flanging groove in a downward concave manner, the forming groove is arranged corresponding to the forming punch, the punching groove is arranged corresponding to the punching punch, and the flanging groove is arranged corresponding to the flanging punch;
when the flanging die works, the product material belt is driven to move between the upper die assembly and the lower die assembly in a stepping mode from front to back, and the product area in the middle of the product material belt is punched step by step through three punches in the upper die assembly to form the flanging hole.
The relevant content in the above technical solution is explained as follows:
1. in the scheme, the first procedure is that the forming punch punches the product area on the product material belt to form a convex hull, the second procedure is that the punching punch punches the bottom surface of the convex hull, and the third procedure is that the flanging punch pushes the edge of the through hole formed after punching to turn over downwards so as to form a flanging hole.
2. In the scheme, during punching, the forming punch moves towards the forming groove to protrude into the forming groove, the punching punch moves towards the punching groove to protrude into the punching groove, and the flanging punch moves towards the flanging groove to protrude into the flanging groove.
3. In the above scheme, the upper die assembly comprises an upper die base, an upper padding plate, an upper clamping plate, an upper stripping back plate and an upper stripping plate which are sequentially connected from top to bottom. The upper stripper plate is fixed below the upper stripper plate, the upper stripper plate is in sliding fit with the upper clamping plate, when the upper clamping plate moves upwards, a gap is formed between the upper clamping plate and the upper stripper plate, and each punch does not extend out of the upper stripper plate downwards; when the upper clamping plate moves downwards, the upper clamping plate is attached to and presses the upper stripper plate, each punch head extends downwards out of the upper stripper plate, and the extending stroke corresponds to the height of the gap; the upper clamping plate is fixed below the upper die holder. The upper end of each punch in the upper die assembly is fixedly arranged in the upper clamping plate, and the lower end of each punch is vertically arranged to correspond to the material belt.
4. In the above scheme, the lower die assembly further comprises a lower die base, a lower backing plate, lower pad feet and a lower supporting plate, wherein the lower die plate, the lower backing plate, the lower die base, the lower pad feet and the lower supporting plate are sequentially connected from top to bottom.
5. In the scheme, the flanging groove is internally and slidably connected with a lower die ejector pin, the lower die ejector pin is driven to linearly reciprocate relative to the flanging groove in the vertical direction, and a product material belt forming the flanging hole is ejected out of the lower template by the upper die ejector pin.
Compared with the prior art, the utility model has the advantages as follows:
the utility model discloses a three drift that sets up on the last module is right the product area at middle part is taken to the product region carries out the punching press processing of three processes, can the shaping and go out the turn-ups hole that the hole height is 2.6~3.1mm, and can not cause the fracture of product.
Drawings
FIG. 1 is a schematic cross-sectional structure diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of FIG. 1A;
FIG. 3 is an enlarged view of FIG. 1B;
FIG. 4 is an enlarged view of FIG. 1C;
FIG. 5 is a schematic structural view of the upper mold assembly and the lower mold assembly separated according to the embodiment of the present invention;
FIG. 6 is a schematic structural view of a lower template in the embodiment of the present invention;
fig. 7 is a schematic structural diagram of a product material belt in an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a product in an embodiment of the present invention.
In the above drawings: 1. an upper die assembly; 2. a lower die assembly; 3. a product material belt; 4. forming a punch; 5. punching a punch; 6. a flanging punch; 11. an upper die holder; 12. an upper base plate; 13. an upper splint; 14. an upper stripping back plate; 15. an upper stripping plate; 21, a lower template; 22. a lower base plate; 23. a lower die holder; 24. a lower foot pad; 25. a lower supporting plate; 26, a lower die thimble; 31. producing a product; 32. a guide edge; 251. forming a groove; 252, punching a groove; 253. a flanging groove; 311. and (4) flanging holes.
Detailed Description
The invention will be further described with reference to the following drawings and examples:
example (b): the present disclosure will be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the disclosure may be shown and described, and which, when modified and varied by the techniques taught herein, can be made by those skilled in the art without departing from the spirit and scope of the disclosure.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. The singular forms "a", "an", "the" and "the", as used herein, also include the plural forms.
The terms "first," "second," and the like, as used herein, do not denote any order or importance, nor do they denote any order or importance, but rather are used to distinguish one element from another element or operation described in such technical terms.
As used herein, "connected" or "positioned" refers to two or more elements or devices being in direct physical contact with each other or in indirect physical contact with each other, and may also refer to two or more elements or devices being in operation or acting on each other.
As used herein, the terms "comprising," "including," "having," and the like are open-ended terms that mean including, but not limited to.
As used herein, the term (terms), unless otherwise indicated, shall generally have the ordinary meaning as commonly understood by one of ordinary skill in the art, in this written description and in the claims. Certain words used to describe the disclosure are discussed below or elsewhere in this specification to provide additional guidance to those skilled in the art in describing the disclosure.
The terms "front" and "back" used herein are directional terms, and are used only for describing the positional relationship between the structures, and are not intended to limit the protection schemes and the actual implementation directions.
Referring to fig. 1-8, a progressive die for forming ultra-high flanged holes in copper material is used to punch flanged holes 311 in a product strip 3.
The progressive die comprises an upper die component 1 and a lower die component 2 which are both horizontally arranged, and the upper die component 1 makes linear reciprocating displacement relative to the lower die component 2 in the vertical direction.
Wherein, the upper die component 1 is provided with a forming punch 4, a punching punch 5 and a flanging punch 6. The forming punch 4, the punching punch 5 and the flanging punch 6 are sequentially arranged at intervals from front to back according to the processing sequence of the product 31, and three punching processing procedures are completed step by step. The first process is that the forming punch 4 punches the product 31 area on the product material belt 3 to form a convex hull, the second process is that the punching punch 5 punches the bottom surface of the convex hull, and the third process is that the flanging punch 6 pushes against the edge of the through hole formed after punching to turn over downwards, so as to form a flanging hole 311.
The lower die assembly 2 comprises a lower die plate 21; the upper surface of the lower template 21 is provided with a forming groove 251, a punching groove 252 and a flanging groove 253 in a downward concave manner, the forming groove 251 is arranged corresponding to the forming punch 4, the punching groove 252 is arranged corresponding to the punching punch 5, and the flanging groove 253 is arranged corresponding to the flanging punch 6. During punching, the forming punch 4 moves towards the forming groove 251 to protrude into the forming groove 251, the punching punch 5 moves towards the punching groove 252 to protrude into the punching groove 252, and the flanging punch 6 moves towards the flanging groove 253 to protrude into the flanging groove 253.
The upper die assembly 1 comprises an upper die base 11, an upper padding plate 12, an upper clamping plate 13, an upper stripping back plate 14 and an upper stripping plate 15 which are sequentially connected from top to bottom. The upper stripper plate 15 is fixed below the upper stripper plate 14, the upper stripper plate 14 is in sliding fit with the upper clamping plate 13, when the upper clamping plate 13 moves upwards, a gap is formed between the upper clamping plate 13 and the upper stripper plate 14, and each punch does not extend out of the upper stripper plate 15 downwards; when the upper clamping plate 13 moves downwards, the upper clamping plate 13 is attached to and presses the upper stripper plate 14, each punch extends downwards out of the upper stripper plate 15, and the extending stroke corresponds to the height of the gap; the upper clamping plate 13 is fixed below the upper die holder 11. The upper ends of the punches in the upper die assembly 1 are fixedly arranged in the upper clamping plate 13, and the lower ends of the punches are vertically arranged to correspond to the material belt.
The lower die assembly 2 further comprises a lower die base 23, a lower backing plate 22, lower backing feet 24 and a lower supporting plate 25, wherein the lower backing plate 21, the lower backing plate 22, the lower die base 23, the lower backing feet 24 and the lower supporting plate 25 are sequentially connected from top to bottom.
The flanging groove 253 is connected with a lower die thimble 26 in a sliding manner, the lower die thimble 26 is driven to perform linear reciprocating displacement in the vertical direction relative to the flanging groove 253, and the product material belt 3 forming the formed flanging hole 311 is ejected out of the lower template 21 by the upper die thimble.
The working principle is as follows: when the die is in operation, the forming punch 4 in the upper die assembly 1 punches downwards to press a preset position in the area of the product 31 of the product material belt 3 into the forming groove 251, at the moment, the forming punch 4 protrudes into the forming groove 251, and the preset position is punched to form a convex hull, so that a first processing procedure is completed; then, dragging the guide edges 32 on two sides of the product material belt 3 by a driving mechanism to move the area of the product 31 between the upper die assembly 1 and the lower die assembly 2 from forward to backward step to the position below the punching punch 5, wherein the punching punch 5 downwards punches the convex hull and protrudes into the punching groove 252, so that a through hole is punched at the middle position of the convex hull, and a second processing procedure is completed; finally, the product material belt 3 is driven to move again to move the product 31 area to the lower side of the flanging punch 6, and the flanging punch 6 pushes the edge of the through hole formed after the second process punching downwards to be turned over downwards and protrudes into the flanging groove 253, so that a flanging hole 311 is formed.
To sum up, the utility model discloses compare in prior art and have the advantage as follows:
the utility model discloses a three drift that sets up on the last module is right the product area at middle part is taken to the product region carries out the punching press processing of three processes, can the shaping and portal the high turn-ups hole that is 2.6~3.1mm and can not cause the fracture of product.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (4)
1. The utility model provides a mould upgrades of shaping copper product superelevation flanging hole for punch out flanging hole (311) on product material area (3), its characterized in that:
the device comprises an upper die assembly (1) and a lower die assembly (2), wherein the upper die assembly (1) and the lower die assembly (2) are both horizontally arranged, and the upper die assembly (1) linearly reciprocates relative to the lower die assembly (2) in the vertical direction;
wherein the upper die component (1) is internally provided with a forming punch (4), a punching punch (5) and a flanging punch (6); the forming punch head (4), the punching punch head (5) and the flanging punch head (6) are sequentially arranged at intervals from front to back according to the processing sequence of the product (31), and three punching processing procedures are completed step by step;
the lower die assembly (2) comprises a lower die plate (21); a forming groove (251), a punching groove (252) and a flanging groove (253) are arranged on the upper surface of the lower template (21) in a downward concave mode, the forming groove (251) is arranged corresponding to the forming punch (4), the punching groove (252) is arranged corresponding to the punching punch (5), and the flanging groove (253) is arranged corresponding to the flanging punch (6);
when the progressive die works, the product material belt (3) is driven to move step by step from front to back between the upper die assembly (1) and the lower die assembly (2), and the product (31) area in the middle of the product material belt (3) is punched step by step through three punches in the upper die assembly (1) to form the flanging hole (311).
2. The progressive die for forming the ultra-high flanged hole of the copper material as claimed in claim 1, wherein: the upper die assembly (1) comprises an upper die base (11), an upper base plate (12), an upper clamping plate (13), an upper stripping back plate (14) and an upper stripping plate (15) which are sequentially connected from top to bottom; the upper stripper plate (15) is fixed below the upper stripper plate (14), the upper stripper plate (14) is in sliding fit with the upper clamping plate (13), when the upper clamping plate (13) moves upwards, a gap is formed between the upper clamping plate (13) and the upper stripper plate (14), and each punch does not extend out of the upper stripper plate (15) downwards; when the upper clamping plate (13) moves downwards, the upper clamping plate (13) is attached to and presses the upper stripper plate (14), each punch extends downwards out of the upper stripper plate (15), and the extending stroke corresponds to the height of the gap; the upper clamping plate (13) is fixed below the upper die holder (11).
3. The progressive die for forming the ultra-high flanged hole of the copper material as claimed in claim 1, wherein: the lower die assembly (2) further comprises a lower die base (23), a lower backing plate (22), lower backing feet (24) and a lower support plate (25), wherein the lower backing plate (21), the lower backing plate (22), the lower die base (23), the lower backing feet (24) and the lower support plate (25) are sequentially connected from top to bottom.
4. The progressive die for forming the ultra-high flanged hole of the copper material as claimed in claim 1, wherein: the flanging die is characterized in that a lower die ejector pin (26) is connected in the flanging groove (253) in a sliding mode, the lower die ejector pin (26) is driven to perform linear reciprocating displacement on the vertical direction relative to the flanging groove (253), and a product material belt (3) forming a formed flanging hole (311) is ejected out of a lower die plate (21) by the lower die ejector pin (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023338900.7U CN214442348U (en) | 2020-12-31 | 2020-12-31 | Progressive die for forming ultrahigh flanging hole of copper material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023338900.7U CN214442348U (en) | 2020-12-31 | 2020-12-31 | Progressive die for forming ultrahigh flanging hole of copper material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214442348U true CN214442348U (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023338900.7U Active CN214442348U (en) | 2020-12-31 | 2020-12-31 | Progressive die for forming ultrahigh flanging hole of copper material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214442348U (en) |
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- 2020-12-31 CN CN202023338900.7U patent/CN214442348U/en active Active
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