Title:
CUTTING INSERT
Document Type and Number:
Japanese Patent JP2012011471
Kind Code:
A
Abstract:
To provide a cutting insert capable of suppressing occurrence of boundary abrasion during the use for a long period, and maintaining the excellent finishing surface accuracy in the finish cutting of high-hardness steel or the finish cutting of a non-ferrous metal material such as an Al alloy and a Cu alloy.
A plurality of grooves are formed parallel to a cutting blade ridge line in a flank of a cutting insert constituted of cubic boron nitride-based sintered body, polycrystalline diamond-based sintered body or the like. Each groove has a groove shape of the terrace width of 5-25 μm, the groove width of 1-5 μm, and the groove height of 0.5-6 μm.
Inventors:
OHASHI CHUICHI
MIYASHITA YASUSUKE
YANO MASAHIRO
TAJIMA ITSURO
MIYASHITA YASUSUKE
YANO MASAHIRO
TAJIMA ITSURO
Application Number:
JP2010147260A
Publication Date:
January 19, 2012
Filing Date:
June 29, 2010
Export Citation:
Assignee:
MITSUBISHI MATERIALS CORP
International Classes:
B23B27/14
Domestic Patent References:
| JPH01228706A | 1989-09-12 | |||
| JPH0780718A | 1995-03-28 | |||
| JPH09300139A | 1997-11-25 | |||
| JPH11267902A | 1999-10-05 | |||
| JP2003526522A | 2003-09-09 | |||
| JP2007015085A | 2007-01-25 | |||
| JP2009107051A | 2009-05-21 |
Foreign References:
| US20070087211A1 | 2007-04-19 |
Attorney, Agent or Firm:
Kageyama Shuichi
Kazuo Tomita
Masayuki Miyake
Kazuo Tomita
Masayuki Miyake