CN2887483Y - Mould structure for overcoming punching burr - Google Patents
Mould structure for overcoming punching burr Download PDFInfo
- Publication number
- CN2887483Y CN2887483Y CN 200620056485 CN200620056485U CN2887483Y CN 2887483 Y CN2887483 Y CN 2887483Y CN 200620056485 CN200620056485 CN 200620056485 CN 200620056485 U CN200620056485 U CN 200620056485U CN 2887483 Y CN2887483 Y CN 2887483Y
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- CN
- China
- Prior art keywords
- mould structure
- drift
- sheet metal
- lower bolster
- punching press
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a mold structure for avoiding stamping burr which can be used for metal plate stamping. The utility model includes a first mold structure and a second mold structure, the first mold structure includes a first plunger, the second mold structure includes a second plunger, on both the first and the second plungers are arranged with a plurality of inner chamfers which are used to form a plurality of outer smooth chamfers on the stamped part of the metal plate. The mold with the stamping burr avoiding structure provided by the utility model can avoid the formation of burr on the stamped part of the metal plate, which improves the final product rate of the metal plate stamping.
Description
Technical field
The utility model relates to a kind of mould structure that overcomes the punching press burr.
Background technology
In the punching course of sheet metal, section is easy to generate burr, thereby causes the bad of product.As shown in Figure 1, this mould structure 200 comprises this first upper bolster 210 and this first die shoe 220, this first upper bolster 210 is set with one first baffle plate 211, fixedly connected again one first stripper plate 212 of this first baffle plate 211, this first stripper plate 212 is equipped with one first edge of a knife 213, this first edge of a knife 213 is fixed on this first baffle plate 211, this first die shoe 220 is set with one first lower bolster 221,221 fixedly connected one first lower bolsters 222 of this first lower bolster, this first lower bolster 222 is equipped with one first drift 223, the part of these first drift, 223 these sheet metals 100 of contact is shape in echelon, this first drift 223 is fixed on this first lower bolster 221, during these mould structure 200 matched moulds, these first upper bolster 210 and these first die shoe, 220 closures, the sheet metal 100 that this first stripper plate 212 cooperates 222 pairs of this first lower bolsters to enter these mould structure 200 precalculated positions is fixed and is flattened, this first edge of a knife 213 cooperates 223 pairs of these sheet metals 100 of this first drift to carry out the punching press first time simultaneously, so this sheet metal 100 has formed an arc excision portion 130 in pressing part 110 and 120 of pressing parts, this excision portion 130 and this pressing part 110, do not disconnect between the pressing part 120, and just roll at an angle, therefore this sheet metal 100 carries out the follow-up punching press second time, during the excision process of i.e. excision portion 130, this excision portion 130 and this pressing part 110,120 truncation surface is easy to generate burr.
Summary of the invention
The purpose of this utility model is to provide a kind of mould structure that overcomes the punching press burr, and this mould structure can overcome the burr that produces in the punching course of sheet metal, and produces smooth outer chamfering at the pressing part of sheet metal.
For reaching above-mentioned purpose, the utility model adopts following technical scheme, and promptly a kind of mould structure that overcomes the punching press burr is applied to the punching press of sheet metal, and it comprises one first mould structure and one second mould structure.
This first mould structure comprises one first upper bolster and one first die shoe, it carries out the punching press first time to form some pressing parts and excision portion on this sheet metal to the sheet metal that enters this first mould structure precalculated position, this first upper bolster is set with one first baffle plate, fixedly connected again one first stripper plate of this first baffle plate, this first stripper plate is equipped with one first edge of a knife, this first edge of a knife is fixed on this first baffle plate, this first die shoe is set with one first lower bolster, fixedly connected one first lower bolster of this first lower bolster, this first lower bolster is equipped with one first drift, this first drift is fixed on this first lower bolster, the part that this first drift contacts the pressing part of this sheet metal is arranged to interior chamfer shape, during this first mould structure matched moulds, this first upper bolster and this first die shoe closure, this first stripper plate cooperates this first lower bolster will fix and flatten the sheet metal that enters this first mould structure, this first edge of a knife cooperates this first drift that this sheet metal is carried out the punching press first time simultaneously, i.e. part excision and pressing, this sheet metal forms some pressing parts and excision portion, staggered thereby this excision portion partly cuts off with this pressing part, this first drift is provided with the part of chamfering in first and then the pressing part of this sheet metal is pushed to form smooth outer chamfering.
This second mould structure comprises one second upper bolster and one second die shoe, it carries out the punching press second time to the sheet metal through punching press for the first time, promptly the excision portion that punching press for the first time forms to this sheet metal cuts off fully, and form smooth outer chamfering cutting off the position, this second upper bolster is set with one second upper padding plate, fixedly connected one second train wheel bridge of this second upper padding plate, this second train wheel bridge flexibly connects one second baffle plate by a flexible member group, fixedly connected again one second stripper plate of this second baffle plate, this second train wheel bridge, the flexible member group, second baffle plate, second stripper plate is equipped with one second drift, this second drift is fixed on this second upper padding plate, this second drift contacts the part of the excision portion of this sheet metal and is arranged to trapezoidal shape, the part that this second drift contacts the pressing part of this sheet metal is arranged to interior chamfer shape, this second die shoe is set with one second lower bolster, fixedly connected again one second lower bolster of this second lower bolster, this second lower bolster is equipped with one second edge of a knife, this second edge of a knife is fixed on this second lower bolster, during this second mould structure matched moulds, this second upper bolster and this second die shoe closure, this second stripper plate cooperates this second lower bolster will fix and flatten the sheet metal that enters this second mould structure, this second drift cooperates this second edge of a knife that this sheet metal is carried out the punching press second time subsequently, promptly the excision portion of this sheet metal is excised fully and the excision position of this excision portion is pushed to form smooth outer chamfering.
Owing to adopt technique scheme, this mould structure that overcomes the punching press burr that the utility model provides has such beneficial effect, promptly eliminate the burr that produces in the metallic plate punching process, and can form smooth outer chamfering in the stamping position of sheet metal, improved the product yield in the punching course of sheet metal greatly.
Description of drawings
Fig. 1 is the mould structure schematic diagram of stamped metal sheet material commonly used in the past.
Fig. 2 is the first mould structure schematic diagram of the mould structure that overcomes the punching press burr of the utility model.
Fig. 3 is the second mould structure schematic diagram of the mould structure that overcomes the punching press burr of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
The mould structure that overcomes the punching press burr of the utility model comprises one first mould structure 200, see also shown in Figure 2, this first mould structure 200 comprises one first upper bolster 210 and one first die shoe 220, it carries out first punching press to form some pressing parts and excision portion on this sheet metal 100 to the sheet metal 100 that enters these first mould structure, 200 precalculated positions, in present embodiment, be formed with two pressing parts 110 on this sheet metal 100,120 and one excision portion 130, be set with one first baffle plate 211 on this first upper bolster 210, fixedly connected again one first stripper plate 212 of this first baffle plate 211, this first stripper plate 212 is equipped with one first edge of a knife 213, this first edge of a knife 213 is fixed on this first baffle plate 210, then be set with one first lower bolster 221 on this first die shoe 220, these first lower bolster, 221 fixedly connected one first lower bolsters 222, this first lower bolster 222 is equipped with one first drift 223, this first drift 223 is fixed on this first lower bolster 223, it should be noted that the pressing part 110 of these first drift, 223 these sheet metals 100 of contact, 120 part is arranged to interior chamfer shape.
After sheet metal 100 enters these first mould structure, 200 precalculated positions thus, these first mould structure, 200 matched moulds, these first upper bolster 210 and these first die shoe, 220 closures, this first stripper plate 212 cooperates this first lower bolster 222 to fix and flatten this sheet metal 100, this first edge of a knife 213 cooperates 223 pairs of these sheet metals 100 of this first drift to carry out punching press simultaneously, thereby the excision portion 130 of this sheet metal 100 is partly cut off and pressing part 110,120 stagger, and the two interior chamferings that this first drift 223 is provided with are to this pressing part 110,120 push to form two smooth outer chamferings.
The mould structure that overcomes the punching press burr of the utility model also comprises one second mould structure 300, see also shown in Figure 3, this second mould structure 300 comprises one second upper bolster 310 and one second die shoe 320, it carries out the punching press second time to the sheet metal 100 through punching press for the first time, promptly the excision portion 130 that 100 punching presses for the first time form to sheet metal cuts off fully, and form smooth outer chamfering cutting off the position, this second upper bolster 310 is set with one second upper padding plate 311, these second upper padding plate, 311 fixedly connected one first train wheel bridges 312,312 of this first train wheel bridges pass through a flexible member group 313 and flexibly connect one second baffle plate 314, fixedly connected again one second stripper plate 315 of this second baffle plate 314, this second train wheel bridge 312, flexible member group 313, second baffle plate 314 and second stripper plate 315 are equipped with one second drift 316, this second drift 316 is fixed on this second upper padding plate 311, the part of the excision portion 130 of these second drift, 316 these sheet metals 100 of contact is arranged to trapezoidal shape, the pressing part 110 of these second drift, 316 these sheet metals 100 of contact, 120 part is arranged to interior chamfer shape, this second die shoe 320 is set with one second lower bolster 321, these second lower bolster, 321 fixedly connected one second lower bolsters 322, this second lower bolster 322 also is equipped with one second edge of a knife 323, and this second edge of a knife 323 is fixed on this second lower bolster 321.
After this sheet metal 100 is finished and is entered these second mould structure, 300 precalculated positions after the punching press for the first time thus, these second mould structure, 300 matched moulds, these second upper bolster 310 and these second die shoe, 320 closures, owing to be provided with flexible member group 313 between this second train wheel bridge 312 and this second baffle plate 314, so this second stripper plate 315 matches with this second lower bolster 322 after this sheet metal 100 fixing pressings, this second drift 316 just touches this sheet metal 100, these second drift, 316 trapezoidal shapes partly touch the excision portion 130 that can partly have been cut off after the excision portion 130 of this sheet metal 100 give dash from, chamfered part was to the pressing part 110 of this sheet metal 100 in then this second drift 316 was provided with, 120 push, promptly the position that cuts off of excision portion 130 on this sheet metal 100 is pushed to form two smooth outer chamferings.
Claims (4)
1. mould structure that overcomes the punching press burr, be applied to the punching press of sheet metal, it comprises one first mould structure and one second mould structure, this first mould structure comprises one first upper bolster and one first die shoe, it carries out the punching press first time to form some pressing parts and excision portion on this sheet metal to the sheet metal that enters this first mould structure precalculated position, this first upper bolster is set with one first baffle plate, fixedly connected again one first stripper plate of this first baffle plate, this first stripper plate is equipped with one first edge of a knife, this first edge of a knife is fixed on this first baffle plate, this first die shoe is set with one first lower bolster, fixedly connected one first lower bolster of this first lower bolster, this first lower bolster is equipped with one first drift, this first drift is fixed on this first lower bolster, this second mould structure comprises one second upper bolster and one second die shoe, this second upper bolster is set with one second upper padding plate, fixedly connected one second train wheel bridge of this second upper padding plate, this second train wheel bridge flexibly connects one second baffle plate by a flexible member group, fixedly connected again one second stripper plate of this second baffle plate, this second train wheel bridge, the flexible member group, second baffle plate, second stripper plate is equipped with one second drift, this second drift is fixed on this second upper padding plate, this second die shoe is set with one second lower bolster, fixedly connected again one second lower bolster of this second lower bolster, this second lower bolster is equipped with one second edge of a knife, this second edge of a knife is fixed on this second lower bolster, it is characterized in that:
The part that described first drift contacts the pressing part of this sheet metal is arranged to interior chamfer shape;
The part that described this second drift contacts the excision portion of this sheet metal is arranged to trapezoidal shape, and the part that this second drift contacts the pressing part of this sheet metal is arranged to interior chamfer shape.
2. the mould structure that overcomes the punching press burr according to claim 1 is characterized in that: described sheet metal is formed with two pressing parts and an excision portion.
3. the mould structure that overcomes the punching press burr according to claim 1 is characterized in that: described first drift is provided with chamfering in two.
4. the mould structure that overcomes the punching press burr according to claim 1 is characterized in that: described second drift is provided with chamfering in two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620056485 CN2887483Y (en) | 2006-03-20 | 2006-03-20 | Mould structure for overcoming punching burr |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620056485 CN2887483Y (en) | 2006-03-20 | 2006-03-20 | Mould structure for overcoming punching burr |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2887483Y true CN2887483Y (en) | 2007-04-11 |
Family
ID=38046057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620056485 Expired - Fee Related CN2887483Y (en) | 2006-03-20 | 2006-03-20 | Mould structure for overcoming punching burr |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2887483Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102240743A (en) * | 2011-04-19 | 2011-11-16 | 烟台宏林电子模具有限公司 | Design method of chamfer progressive die |
| CN103212620A (en) * | 2012-05-18 | 2013-07-24 | 孙昌清 | Burr-free blanking method and blanking system |
| CN103317348A (en) * | 2013-06-29 | 2013-09-25 | 四川瑞宝电子有限责任公司 | Terminal fisheye contour forming process |
| CN103752689A (en) * | 2014-01-09 | 2014-04-30 | 青岛钜祥精密模具有限公司 | Switch shell and high-precision manufacturing method thereof |
| CN105290232A (en) * | 2015-12-08 | 2016-02-03 | 胡月明 | Stamping mold |
| CN109465325A (en) * | 2017-09-07 | 2019-03-15 | 日本电产株式会社 | Facing attachment |
-
2006
- 2006-03-20 CN CN 200620056485 patent/CN2887483Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102240743A (en) * | 2011-04-19 | 2011-11-16 | 烟台宏林电子模具有限公司 | Design method of chamfer progressive die |
| CN103212620A (en) * | 2012-05-18 | 2013-07-24 | 孙昌清 | Burr-free blanking method and blanking system |
| CN103212620B (en) * | 2012-05-18 | 2015-12-16 | 孙昌清 | Impulse-free robustness blanking method and stamping-out system |
| CN103317348A (en) * | 2013-06-29 | 2013-09-25 | 四川瑞宝电子有限责任公司 | Terminal fisheye contour forming process |
| CN103752689A (en) * | 2014-01-09 | 2014-04-30 | 青岛钜祥精密模具有限公司 | Switch shell and high-precision manufacturing method thereof |
| CN103752689B (en) * | 2014-01-09 | 2015-08-26 | 青岛钜祥精密模具有限公司 | The method for high-precision manufacturing of switch housing |
| CN105290232A (en) * | 2015-12-08 | 2016-02-03 | 胡月明 | Stamping mold |
| CN105290232B (en) * | 2015-12-08 | 2017-03-29 | 中山市广恒合优科技发展有限公司 | A kind of stamping mold |
| CN109465325A (en) * | 2017-09-07 | 2019-03-15 | 日本电产株式会社 | Facing attachment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070411 Termination date: 20120320 |