Title:
複動プレス金型
Document Type and Number:
Japanese Patent JP7403794
Kind Code:
B2
Abstract:
To provide a double-acting press die that can shorten a distance between upper and lower dies by driving a punch separately inside a die and can be fitted to an existing press device.SOLUTION: A double-acting press die includes: a deep drawing die for disposing a blank between an upper die and a lower die and molding the blank into a cylindrical shape; and a drawing punch part stored in any one of the dies and projecting only in performing drawing.SELECTED DRAWING: Figure 1
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Inventors:
Nobuhiko Kobayashi
Application Number:
JP2019212716A
Publication Date:
December 25, 2023
Filing Date:
November 07, 2019
Export Citation:
Assignee:
Taiyo Kogyo Co., Ltd.
International Classes:
B21D24/00; B21D22/22; B21D24/04
Domestic Patent References:
| JP62131734U | ||||
| JP63002522A | ||||
| JP2005040838A | ||||
| JP4994985B2 | ||||
| JP2505346B2 | ||||
| JP1306022A | ||||
| JP61017222U | ||||
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| JP5815005B2 | ||||
| JP6020596B2 | ||||
| JP5618030B1 | ||||
| JP4721423B2 | ||||
| JP2005103579A | ||||
| JP6238725A | ||||
| JP451349B1 |
Foreign References:
| US20170312802 | ||||
| US4796453 | ||||
| WO2006057196A1 |
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