Title:
DRAWING DIE
Document Type and Number:
WIPO Patent Application WO/2023/029023
Kind Code:
A1
Abstract:
Disclosed herein is a drawing die, comprising an upper die pad plate and a lower die pad plate that are cooperatively arranged; a lower surface of the upper die pad plate is provided with a concave template, multiple concave die sleeves being arranged on the concave template; a convex die fixing plate is arranged on an upper surface of the lower die pad plate, multiple drawing convex dies corresponding to the multiple concave die sleeves extending out of the convex die fixing plate. The whole drawing die is divided from front to back according to a feeding direction into a common area and a replacement area, sizes of the concave die sleeves decreasing from the common area to the replacement area, sizes of the concave die sleeves and the drawing convex dies in the common area being fixed, and sizes of the concave die sleeves and the drawing convex dies in the replacement area being selectively configured according to a target forming aperture.
Inventors:
JIANG WENHONG (CN)
YE MINSHENG (CN)
XU QINGSONG (CN)
WANG XIAOGANG (CN)
YE MINSHENG (CN)
XU QINGSONG (CN)
WANG XIAOGANG (CN)
Application Number:
PCT/CN2021/116599
Publication Date:
March 09, 2023
Filing Date:
September 06, 2021
Export Citation:
Assignee:
WUXI MICRO RES CO LTD (CN)
International Classes:
B21D37/10; B21D37/08; B21D37/12
Foreign References:
| CN104741456A | 2015-07-01 | |||
| CN101905268A | 2010-12-08 | |||
| CN107282785A | 2017-10-24 | |||
| CN113714394A | 2021-11-30 | |||
| CN205684569U | 2016-11-16 | |||
| JP2002018537A | 2002-01-22 |
Attorney, Agent or Firm:
BEYOND ATTORNEYS AT LAW (CN)
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