REPLACEABLE TOOL EDGE CUTTING TOOL - MITSUBISHI HITACHI TOOL ENG LTD

Title:

REPLACEABLE TOOL EDGE CUTTING TOOL

Document Type and Number:

WIPO Patent Application WO/2017/051714

Kind Code:

A1

Abstract:

In said replaceable tool edge cutting tool, a cutting insert is detachably attached by being seated in an insert installation seat and clamped with a clamp screw. At one end of the clamp screw, a male thread section is formed and on the other end, a head section with a conical outer circumferential surface is formed. Between the male thread section and the head section, a first cylindrical section is formed on the male thread section-side and a second cylindrical section is formed on the head section-side. Between the first and second cylindrical sections, a first flexible section is formed.

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Inventors:

NAGASHIMA YOSHIMITSU (JP)
KIUCHI YASUHIRO (JP)
KOBAYASHI YOSHIYUKI (JP)

Application Number:

PCT/JP2016/076409

Publication Date:

March 30, 2017

Filing Date:

September 08, 2016

Export Citation:

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Assignee:

MITSUBISHI HITACHI TOOL ENG LTD (JP)

International Classes:

B23C5/22; B23C5/10; B23B27/16

Domestic Patent References:

WO2010016051A1

2010-02-11

Foreign References:

JP2003145320A	2003-05-20
US5542793A	1996-08-06
EP0487478A1	1992-05-27
JP2000512582A	2000-09-26
JP3971522B2	2007-09-05