CN112338062B - Convex punching method of convex punching die - Google Patents
Convex punching method of convex punching die Download PDFInfo
- Publication number
- CN112338062B CN112338062B CN202011125031.1A CN202011125031A CN112338062B CN 112338062 B CN112338062 B CN 112338062B CN 202011125031 A CN202011125031 A CN 202011125031A CN 112338062 B CN112338062 B CN 112338062B
- Authority
- CN
- China
- Prior art keywords
- punching
- die
- punch
- embossing
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004080 punching Methods 0.000 title claims abstract description 94
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000003825 pressing Methods 0.000 claims abstract description 28
- 238000004049 embossing Methods 0.000 claims description 58
- 238000005520 cutting process Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
- B21D28/34—Perforating tools; Die holders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The application discloses a protruding punching die which comprises an upper die and a lower die, wherein the upper die comprises an upper die seat, an upper base plate, an upper clamping plate, a stripper plate and a stripper plate, and the lower die comprises a lower die plate, a lower base plate, a lower die seat, a lower pad foot, a lower supporting 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, wherein the first material pressing spring is arranged between the upper die holder and the upper clamping plate, the second material pressing spring is arranged between the upper die holder and the stripper plate, the punching punch is connected with the upper base plate, and the protruding punch is connected with the upper clamping plate; the lower die stripping cylinder is arranged on the lower die base, the lower pad feet and the lower supporting plate. The boss and the hole of the boss punching die can be realized in the same die, so that the production efficiency of the boss punching die is higher. The application also discloses a protruding punching method.
Description
Technical Field
The application relates to the field of dies, in particular to a embossing and punching method of an embossing and punching die.
Background
The product of the prior art is a 3D curved surface which is stretched out in the first step, the 3D curved surface is embossed and punched through the embossing die and the die of two different stations, and the production efficiency is lower due to the two stations.
Disclosure of Invention
The technical problems to be solved by the application are as follows: the embossing and punching method of the embossing and punching die is high in production efficiency.
On the one hand, in order to solve the technical problems, the technical scheme of the application is as follows:
The embossing and punching method of the embossing and punching die is characterized in that the embossing and punching die comprises an upper die and a lower die, the upper die comprises an upper die seat, an upper base plate, an upper clamping plate, a stripping base plate and a stripping plate, and the lower die comprises a lower die plate, a lower base plate, a lower die seat, a lower pad foot, a lower supporting plate and a lower die stripping cylinder;
The upper die further comprises a first material pressing spring, a second material pressing spring, a punching punch and a protruding punch, wherein 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 material removing base, the punching punch is connected to the upper base, and the protruding punch is connected to the upper clamping plate;
The lower die plate, the lower base plate, the lower die holder, the lower pad feet and the lower supporting plate are sequentially arranged from top to bottom, and the lower die stripping cylinder is arranged on the lower die holder, the lower pad feet and the lower supporting plate;
The punching punch is provided with an inner cavity, and the punching punch is positioned in the inner cavity;
The embossing and 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; the embossing punching die further comprises an embossing punch release spring, and the embossing punch release spring is arranged on the outer side of the embossing punch in a surrounding mode;
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;
the embossing and punching method of the embossing and punching die comprises the following steps:
Stretching a 3D curved surface in the first step, rotary cutting the appearance of a product in the second step, and embossing and punching in the third step;
Wherein the third step comprises the following steps:
In the die closing process, the upper die descends to the upper die surface and the lower die surface to be stuck, the upper die continues to descend in the stripping stroke, and the first material pressing spring is far larger than the second material pressing spring, so that the first material pressing spring cannot be compressed at the moment and pushes the upper clamping plate to descend, and the upper clamping plate drives the punch to punch the convex to semi-shear out the boss;
The upper die descends until the upper clamping plate is stuck to the stripping backing plate, the bulge is formed, the upper die continues to descend, the first material pressing spring is compressed, and the punching punch driving block descends to drive the punching punch to punch a hole in the boss;
the undershoot process is finished, the mold opening process is opposite, and in the mold opening process, the punching punch and the bulge punching punch respectively finish retreating under the action force of the punching punch spring and the bulge punching punch release spring.
Compared with the prior art, the embossing and punching die provided by the application has the advantages that the embossing and punching can be realized in the same die, so that the production efficiency of the embossing and punching die is higher.
Further, the protruding cut-out press still includes taking off the flitch part, take off the flitch part has the recess, it is located to beat protruding punch.
Further, the axis of the punch pin coincides with the axis of the punch pin.
Further, the upper die holder, the upper base plate, the upper clamping plate, the stripping base plate and the stripping plate are all horizontally arranged and parallel to each other, the punching punch is obliquely arranged relative to the upper die holder, and the punching punch is obliquely arranged relative to the upper die holder.
Further, the lower template, the lower base plate, the lower die holder, the lower foot pads and the lower supporting plate are all horizontally arranged and parallel to each other, and the stripper plate is matched with the lower template.
Drawings
FIG. 1 is a schematic view of a two-dimensional structure of a embossing and punching die of the present application.
FIG. 2 is an enlarged schematic view of a two-dimensional structure portion of the embossing and punching die of the present application.
Fig. 3 is a schematic drawing showing a three-dimensional cutaway view of the embossing and punching die of the application in an embossing state.
Fig. 4 is a schematic perspective cutaway view of the embossing and punching die of the present application in a punching state.
Fig. 5 is a schematic drawing showing a three-dimensional cutaway view of the embossing and punching die of the application in a die-release state.
Fig. 6 is a schematic drawing showing a perspective cutaway of the present application with the upper and lower dies separated.
Detailed Description
Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples do not represent all implementations consistent with the application. Rather, they are merely examples of apparatus and methods consistent with aspects of the application as detailed in the accompanying 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 specification 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 used in the description and the claims do not denote any order, quantity or importance, but rather are used to distinguish one element from another. Likewise, 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 and more than two. Unless otherwise indicated, the terms "front," "rear," "lower," and/or "upper" and the like are merely for convenience of description and are not limited to one location or one spatial orientation. The word "comprising" or "comprises", and the like, means that elements or items appearing before "comprising" or "comprising" are encompassed by the element or item recited after "comprising" or "comprising" and equivalents thereof, and that other elements or items are not excluded.
As shown in fig. 1, 2 and 6, a embossing and punching die 100 includes an upper die and a lower die.
The upper die comprises an upper die seat 11, an upper base plate 12, an upper clamping plate 13, a stripping base plate 14 and a stripping plate 15, and the lower die comprises a lower die plate 21, a lower base plate 22, a lower die seat 23, a lower pad 24, a lower supporting plate 25, a lower die stripping cylinder 26 and a cylinder top block 27.
The upper die comprises an upper die base 11, an upper base plate 12, an upper clamping plate 13, a stripping base plate 14 and a stripping plate 15 which are sequentially arranged from top to bottom, wherein the upper die further comprises a first material pressing spring 31, a second material pressing spring 32, a punching punch 33 and a punching punch 34, the first material pressing spring 31 is arranged between the upper die base 11 and the upper clamping plate 13, the second material pressing spring 32 is arranged between the upper die base 11 and the stripping base plate 14, the punching punch 33 is connected with the upper base plate 12, and the punching punch 34 is connected with the upper clamping plate 13.
The lower die plate 21, the lower base plate 22, the lower die holder 23, the lower padding 24 and the lower supporting plate 25 are arranged in sequence from top to bottom, and the lower die stripping cylinder 26 is arranged on the lower die holder 23, the lower padding 22 and the lower supporting plate 25. The embossing punch mold 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 mold 100 further comprises a punch spring 36, and the punch spring 36 is enclosed outside the punch 33.
The embossing punch mold 100 further comprises an embossing punch release spring 37, and the embossing punch release spring 37 is arranged on the outer side of the embossing punch 34 in a surrounding manner. The embossing punch mold 100 further includes a stripper plate part 38, the stripper plate part 38 has a groove 381, and the embossing punch 34 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 punch 34 coincides with the axis of the punch 33.
The upper die holder 11, the upper base plate 12, the upper clamping plate 13, the stripping base plate 14 and the stripping plate 15 are all horizontally arranged and parallel to each other, the punch 34 is obliquely arranged relative to the upper die holder 11, and the 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 padding 24 and the lower supporting plate 25 are all horizontally arranged and parallel to each other. The stripper plate 14 is mated with the lower die plate 21.
The working process of the embossing and punching die 100 is as follows:
the product 200 is a single-punch die, wherein the 3D curved surface 201 is stretched in the first step, the product appearance is cut in the second step, and the convex and punching holes are formed in the third step.
As shown in fig. 3, in the mold closing process, the upper mold moves down to the upper and lower mold surfaces to be stuck, and the upper mold continues to move down in the stripping stroke, because the force of the first pressing spring 31 is far greater than that of the second pressing spring 32, the first pressing spring 31 is not compressed at this time, and pushes the upper clamping plate 13 to move down, and the upper clamping plate 13 drives the punch 34 to semi-shear the boss 202.
As shown in fig. 4, the upper die descends until the upper clamping plate 13 and the stripping backing plate 14 are stuck together, and the embossing is completed. The upper die continues to move downwards, the first pressing spring 31 is compressed, and the punching punch driving block 35 moves downwards to drive the punching punch 33 to punch the hole 203 on the boss.
As shown in fig. 5, the undershoot process is completed, and the mold opening process is reversed, in which the punch 33 and the punch 34 are retracted under the forces of the punch spring 36 and the punch escape spring 37, respectively.
Compared with the prior art, the embossing and punching die provided by the application has the advantages that the embossing and punching can be realized in the same die, so that the production efficiency of the embossing and punching die is higher.
The present application is not limited to the above-described specific embodiments, and various modifications are possible within the scope of the present application without inventive work by those skilled in the art from the above-described concepts.
Claims (5)
1. The embossing and punching method of the embossing and punching die is characterized in that the embossing and punching die comprises an upper die and a lower die, the upper die comprises an upper die seat, an upper base plate, an upper clamping plate, a stripping base plate and a stripping plate, and the lower die comprises a lower die plate, a lower base plate, a lower die seat, a lower pad foot, a lower supporting plate and a lower die stripping cylinder;
The upper die further comprises a first material pressing spring, a second material pressing spring, a punching punch and a protruding punch, wherein 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 material removing base, the punching punch is connected to the upper base, and the protruding punch is connected to the upper clamping plate;
The lower die plate, the lower base plate, the lower die holder, the lower pad feet and the lower supporting plate are sequentially arranged from top to bottom, and the lower die stripping cylinder is arranged on the lower die holder, the lower pad feet and the lower supporting plate;
The punching punch is provided with an inner cavity, and the punching punch is positioned in the inner cavity;
The embossing and 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; the embossing punching die further comprises an embossing punch release spring, and the embossing punch release spring is arranged on the outer side of the embossing punch in a surrounding mode;
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;
The embossing and punching method of the embossing and punching die comprises the following steps:
Stretching a 3D curved surface in the first step, rotary cutting the appearance of a product in the second step, and embossing and punching in the third step;
Wherein the third step comprises the following steps:
In the die closing process, the upper die descends to the upper die surface and the lower die surface to be stuck, the upper die continues to descend in the stripping stroke, and the first material pressing spring is far larger than the second material pressing spring, so that the first material pressing spring cannot be compressed at the moment and pushes the upper clamping plate to descend, and the upper clamping plate drives the punch to punch the convex to semi-shear out the boss;
The upper die descends until the upper clamping plate is stuck to the stripping backing plate, the bulge is formed, the upper die continues to descend, the first material pressing spring is compressed, and the punching punch driving block descends to drive the punching punch to punch a hole in the boss;
the undershoot process is finished, the mold opening process is opposite, and in the mold opening process, the punching punch and the bulge punching punch respectively finish retreating under the action force of the punching punch spring and the bulge punching punch release spring.
2. The embossing and punching method as set forth in claim 1, wherein: the embossing 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.
3. A method of embossing and punching as set forth in claim 2, wherein: the axis of the punch pin is coincident with the axis of the punch pin.
4. A method of embossing and punching as set forth in claim 3, wherein: the upper die holder, the upper base plate, the upper clamping plate, the stripping base plate and the stripping plate are all horizontally arranged and parallel to each other, the punching punch is obliquely arranged relative to the upper die holder, and the punching punch is obliquely arranged relative to the upper die holder.
5. The embossing and punching method as set forth in claim 4, wherein: the lower template, the lower backing plate, the lower die holder, the lower foot pads and the lower supporting plate are all horizontally arranged and parallel to each other, and the stripper plate is matched with the lower template.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011125031.1A CN112338062B (en) | 2020-10-20 | 2020-10-20 | Convex punching method of convex punching die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011125031.1A CN112338062B (en) | 2020-10-20 | 2020-10-20 | Convex punching method of convex punching die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112338062A CN112338062A (en) | 2021-02-09 |
| CN112338062B true CN112338062B (en) | 2024-07-02 |
Family
ID=74358740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011125031.1A Active CN112338062B (en) | 2020-10-20 | 2020-10-20 | Convex punching method of convex punching die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112338062B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104475584A (en) * | 2014-12-23 | 2015-04-01 | 无锡微研有限公司 | Mold for ensuring blanking flanging hole punching concentricity |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000233239A (en) * | 1999-02-10 | 2000-08-29 | Toyota Motor Corp | Compound press die |
| CN2843653Y (en) * | 2005-11-11 | 2006-12-06 | 比亚迪股份有限公司 | Oblique hole punch |
| CN101811158A (en) * | 2009-02-25 | 2010-08-25 | 江苏卡明模具有限公司 | Trimming mould for automobile oil sump |
| CN204220777U (en) * | 2014-10-08 | 2015-03-25 | 昆山集鑫成精密模具有限公司 | A kind of side raising punching die |
-
2020
- 2020-10-20 CN CN202011125031.1A patent/CN112338062B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104475584A (en) * | 2014-12-23 | 2015-04-01 | 无锡微研有限公司 | Mold for ensuring blanking flanging hole punching concentricity |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112338062A (en) | 2021-02-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102193597B1 (en) | Device and Method for Shaping Sheared Edges on Stamped or Fine-Blanked Parts having a Burr | |
| KR101550023B1 (en) | Press mold apparatus | |
| CN106378390A (en) | Switchable side punching stamping die | |
| CN202701139U (en) | Gland trimming center hole punching die | |
| CN112338062B (en) | Convex punching method of convex punching die | |
| JP2000233234A (en) | Air cushion linked die device | |
| CN212216777U (en) | Side punching device for forming of Internet of things intelligent gas meter shell | |
| JP4390374B2 (en) | Compound press machine | |
| CN211027789U (en) | Small-space swinging and protruding structure | |
| CN110756667A (en) | Small-space swinging and convex-beating structure and swinging and convex-beating method thereof | |
| CN211161731U (en) | Forging and pressing die | |
| JP6733896B1 (en) | Sequential molding apparatus and sequential molding method | |
| CN211052283U (en) | Fastener twice bending one shot forming mould that punches a hole | |
| CN211990497U (en) | Stamping die with level and smooth structure of adjusting | |
| CN211027729U (en) | Novel structure of small-space multi-hole-position inclined punch | |
| CN211638104U (en) | Stamping die of three-dimensional different-direction broken line | |
| CN202010727U (en) | Obverse redrawing die for single-action press | |
| CN221312146U (en) | Composite stretching die | |
| CN211247957U (en) | Stamping die is used in middle part shaping processing of casing behind booster | |
| CN218925903U (en) | Punching forming die for cylinder body of air storage tank | |
| CN213436560U (en) | Hardware mould punching device | |
| CN217412132U (en) | Automobile precision stamping die without pre-punching hole flanging structure | |
| CN220196076U (en) | Stamping die and stamping equipment | |
| CN219899847U (en) | Repair towards structure of hydraulic cushion cooperation blanking | |
| CN218744367U (en) | Continuous fine blanking die with inclined wedge thickened plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant |