JPS61201723U - - Google Patents
Info
- Publication number
- JPS61201723U JPS61201723U JP8530385U JP8530385U JPS61201723U JP S61201723 U JPS61201723 U JP S61201723U JP 8530385 U JP8530385 U JP 8530385U JP 8530385 U JP8530385 U JP 8530385U JP S61201723 U JPS61201723 U JP S61201723U
- Authority
- JP
- Japan
- Prior art keywords
- part formed
- stepped part
- workpiece
- cutting blade
- cooperates
- 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.)
- Pending
Links
Landscapes
- Shearing Machines (AREA)
- Punching Or Piercing (AREA)
Description
第１図はこの考案に係る一実施例の部分断面図
、第２図は第１図の要部拡大断面図、第３図、第
４図はそれぞれ作用を説明する要部拡大断面図、
第５図は従来のプレスせん断型の一例を示す部分
断面図である。
１，２，１０……上型、２ａ，１０ａ……切刃
（上型の）、Ｗａ……ワーク端部、５……下型、
１２……保持部、１５……引張り変形機構。
FIG. 1 is a partial sectional view of an embodiment of this invention, FIG. 2 is an enlarged sectional view of the main part of FIG.
FIG. 5 is a partial sectional view showing an example of a conventional press shear type. 1, 2, 10... Upper die, 2a, 10a... Cutting blade (of the upper die), Wa... Work end, 5... Lower die,
12... Holding part, 15... Tensile deformation mechanism.
Claims (1)
接する段部と、下型に形成され、この段部と協働
してワーク端部を保持する保持部よりなり、ワー
クのせん断面内に予め張力を負荷する引張り変形
機構を備えたことを特徴とするプレスせん断型。 It consists of a stepped part formed on the upper mold that comes into contact with the end of the workpiece before the cutting blade, and a holding part formed on the lower mold that cooperates with this stepped part to hold the end of the workpiece. A press shear type characterized by being equipped with a tensile deformation mechanism that applies tension in advance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8530385U JPS61201723U (en) | 1985-06-07 | 1985-06-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8530385U JPS61201723U (en) | 1985-06-07 | 1985-06-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61201723U true JPS61201723U (en) | 1986-12-18 |
Family
ID=30635579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8530385U Pending JPS61201723U (en) | 1985-06-07 | 1985-06-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61201723U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006231425A (en) * | 2005-02-22 | 2006-09-07 | Nippon Steel Corp | Shearing blade for reducing cutting face crack, shearing method, and shearing machine |
| JP2009262204A (en) * | 2008-04-25 | 2009-11-12 | Toyota Boshoku Corp | Device and method for cutting base material |
-
1985
- 1985-06-07 JP JP8530385U patent/JPS61201723U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006231425A (en) * | 2005-02-22 | 2006-09-07 | Nippon Steel Corp | Shearing blade for reducing cutting face crack, shearing method, and shearing machine |
| JP4638746B2 (en) * | 2005-02-22 | 2011-02-23 | 新日本製鐵株式会社 | Shear shear blade, shearing method, and shearing device for reducing cracks on cut surface |
| JP2009262204A (en) * | 2008-04-25 | 2009-11-12 | Toyota Boshoku Corp | Device and method for cutting base material |