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Patent Searching and Data


Title:
PUNCHING METHOD AND PUNCHING DEVICE
Document Type and Number:
Japanese Patent JP2006224250
Kind Code:
A
Abstract:

To provide a punching device having a simple configuration efficiently and securely collecting a plurality of punched pieces.

The punching device is provided with a male die 11 and a female die 12 which are opposingly disposed interposing a green sheet 2. A plurality of projection parts 11a having a larger projection height than the thickness of the green sheet 2 are formed on the opposed face of the male die 11 to the female die while the female die 12 is composed of a tabular member having a smaller thickness than the height of the projection parts 11a, and through-holes 12a are opened at the corresponding position to the respective projection parts 11a for the female die 12. An adhesive tape 14 is disposed covering the plurality of through-holes 12a on the back surface side of the female die 12, a pressure member 13 pressurizing the female die 12 toward the male die 11 is disposed through the adhesive tape 14 on the back surface side of the adhesive tape 14, and an elastic member 13a is mounted on the opposed face of the pressure member 13 to the adhesive tape 14.


Inventors:
TAGUCHI HIROYUKI
TAKAGI HIDEKI
Application Number:
JP2005000041632
Publication Date:
August 31, 2006
Filing Date:
February 18, 2005
Export Citation:
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Assignee:
SANYO ELECTRIC CO
International Classes:
B26F1/02; B26D7/18; B28B11/12; H05K3/00
Attorney, Agent or Firm:
西岡 伸泰
杉岡 佳子