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Title:
MACHINING METHOD AND MACHINING DEVICE
Document Type and Number:
Japanese Patent JP2012228728
Kind Code:
A
Abstract:

To provide a machining method and a machining device which improve wettability of a machining oil with the surface of a workpiece that leaves undesired deformed parts such as burrs and cutting chips, by applying at least one of a plasma treatment, a discharge treatment, and an impact wave treatment to the workpiece to clean the surface thereof; which suppress abrasion of a mold and a workpiece, that is caused by shearing or bending, by thinly uniformly applying a machining oil to the workpiece; and which produce a high-quality product having no undesired deformed part, by removing burrs and cutting chips generated after machining.

In the machining method for machining a workpiece that leaves undesired deformed parts, at least one of a plasma treatment, a discharge treatment, and an impact wave treatment is applied to the workpiece.


Inventors:
OGAWA YUKIO
OKINO AKITOSHI
MIYAHARA SHUICHI
Application Number:
JP2011099946A
Publication Date:
November 22, 2012
Filing Date:
April 27, 2011
Export Citation:
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Assignee:
CHIBA PREC PRESS INC
OKINO AKITOSHI
MIYAHARA SHUICHI
International Classes:
B21D37/18; B08B7/00; H05H1/24; B21D22/28; B21D28/24
Domestic Patent References:
JP2002321229A2002-11-05
JPH11333635A1999-12-07
JP2002224735A2002-08-13
JPH0740150A1995-02-10
JP2009283157A2009-12-03
Attorney, Agent or Firm:
Shunsuke Nakao
Takashi Ito
Yoshimi Hatanaka
Naoko Okura
Fumari Tamari
Takeyuki Suzuki