Title:
PRESSING DEVICE AND METHOD FOR MANUFACTURING PRESSED PRODUCT
Document Type and Number:
WIPO Patent Application WO/2023/238872
Kind Code:
A1
Abstract:
This pressing device is equipped with a first die and a second die that are located opposite each other in a press direction and that move relative to each other in the press direction. The first die comprises: a first support surface; and a punch section protruding from the first support surface. The second die comprises: a press surface disposed at a position away from a position facing the punch section in the press direction; and a wall surface continuous to the press surface. When viewed from the second die side in the press direction, the punch section has a side surface that faces the wall surface and includes an opening that opens toward the wall surface. At the forming bottom dead center of relative movement between the first die and the second die in the press direction, the wall surface faces the side surface of the punch section.
Inventors:
URUSHIBATA RYO (JP)
Application Number:
PCT/JP2023/021045
Publication Date:
December 14, 2023
Filing Date:
June 06, 2023
Export Citation:
Assignee:
NIPPON STEEL CORP (JP)
International Classes:
B21D22/22; B21D24/00; B21D24/04
Domestic Patent References:
| WO2014097421A1 | 2014-06-26 |
Foreign References:
| US20160354824A1 | 2016-12-08 | |||
| JP2021053651A | 2021-04-08 | |||
| JP6849160B1 | 2021-03-24 | |||
| JP5470812B2 | 2014-04-16 |
Attorney, Agent or Firm:
BRIGHTAS IP ATTORNEYS (JP)
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