CN108817200B - 改善扩孔率的加工方法和应用 - Google Patents
改善扩孔率的加工方法和应用 Download PDFInfo
- Publication number
- CN108817200B CN108817200B CN201810643076.4A CN201810643076A CN108817200B CN 108817200 B CN108817200 B CN 108817200B CN 201810643076 A CN201810643076 A CN 201810643076A CN 108817200 B CN108817200 B CN 108817200B
- Authority
- CN
- China
- Prior art keywords
- diameter
- die
- processing
- punch
- hole expansion
- 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.)
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Classifications
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- 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
- B21D28/26—Perforating, i.e. punching holes in sheets or flat parts
-
- 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
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
-
- 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
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810643076.4A CN108817200B (zh) | 2018-06-21 | 2018-06-21 | 改善扩孔率的加工方法和应用 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810643076.4A CN108817200B (zh) | 2018-06-21 | 2018-06-21 | 改善扩孔率的加工方法和应用 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108817200A CN108817200A (zh) | 2018-11-16 |
| CN108817200B true CN108817200B (zh) | 2020-10-02 |
Family
ID=64141903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810643076.4A Active CN108817200B (zh) | 2018-06-21 | 2018-06-21 | 改善扩孔率的加工方法和应用 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108817200B (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7188457B2 (ja) * | 2019-01-09 | 2022-12-13 | Jfeスチール株式会社 | 金属板のせん断加工方法及びプレス部品の製造方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101347804A (zh) * | 2008-09-02 | 2009-01-21 | 铁道部运输局 | 时速300公里动车m6螺母压装孔的冲孔方法 |
| CN102950190A (zh) * | 2011-08-25 | 2013-03-06 | 江苏银河电子股份有限公司 | 一种钣金零件的制造方法 |
| CN202316751U (zh) * | 2011-11-23 | 2012-07-11 | 中国重汽集团济南动力有限公司 | 一种厚板精冲模具 |
| US10384251B2 (en) * | 2015-03-11 | 2019-08-20 | Nippon Steel Corporation | Burring processing method |
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2018
- 2018-06-21 CN CN201810643076.4A patent/CN108817200B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108817200A (zh) | 2018-11-16 |
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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 | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200727 Address after: 215024 local plant area on the first floor of workshop 17, gangtian industrial square, 99 gangtian Road, Suzhou Industrial Park, Suzhou, Jiangsu Province Applicant after: Suzhou Zhenzhi Jinggong Technology Co.,Ltd. Address before: 214000 Wuxi City, Jiangsu Province, West Road 30-1 Applicant before: WUXI ZHEN ZHI JING GONG TECHNOLOGY Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20250627 Address after: Partial factory area on the first floor of Building 17, Gangtian Industrial Building, No. 99 Gangtian Road, Industrial Park, Suzhou City, Jiangsu Province, 215000 yuan Patentee after: Suzhou Tianzhi Precision Technology Co.,Ltd. Country or region after: China Address before: 215024 Partial Factory Area on the First Floor of Building 17, Gangtian Industrial Square, No. 99 Gangtian Road, Suzhou Industrial Park, Suzhou City, Jiangsu Province Patentee before: Suzhou Zhenzhi Jinggong Technology Co.,Ltd. Country or region before: China |