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Patent Searching and Data


Title:
PUNCHING METAL MANUFACTURING METHOD AND DEVICE
Document Type and Number:
WIPO Patent Application WO/2012/036195
Kind Code:
A1
Abstract:
Disclosed are a punching metal manufacturing method and device using manufacturing technology efficient in manufacturing punching metal, and capable of forming with high precision through-holes of diameter 100-500μm in a 1-100μm thick foil of copper, aluminum or other metal or metal alloy, with a prescribed hole ratio, and with few burrs. In the disclosed punching metal manufacturing method, a male mold (1) having a punch (5) and a female mold (2) having a die (6) are brought together and separated by the reciprocating motion of a punching drive mechanism so as to repeatedly perform pressing and releasing to punch with a predetermined pattern to form through-holes (8) in a metal foil (4) held between the male and the female molds, wherein ultrasonic vibration is applied to the female mold and punching is performed while the ultrasonic vibration acts on the metal foil during pressing.

Inventors:
YAMAGUCHI KAZUYA (JP)
HAMADA IKURO (JP)
CHUTA AKIRA (JP)
OTANI SHINICHI (JP)
Application Number:
PCT/JP2011/070971
Publication Date:
March 22, 2012
Filing Date:
September 14, 2011
Export Citation:
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Assignee:
SHOYO SANGYO CO LTD (JP)
YAMAGUCHI KAZUYA (JP)
HAMADA IKURO (JP)
CHUTA AKIRA (JP)
OTANI SHINICHI (JP)
International Classes:
B26D7/08; B21D28/14; B21D28/16; B21D33/00; B26D7/18; B26F1/14
Foreign References:
JPH0516198U1993-03-02
JPH0957696A1997-03-04
JP2004087779A2004-03-18
JPS6321598U1988-02-12
Attorney, Agent or Firm:
YANAGINO Takao et al. (JP)
Takao Yanagino (JP)
Download PDF:
Claims: