Title:
刃先交換式切削工具
Document Type and Number:
Japanese Patent JP6447746
Kind Code:
B2
Abstract:
Provided is a replaceable cutting edge cutting tool, wherein: a cutting insert is seated in an insert mounting seat and is removably attached to same by being held by clamp screws; a seating face that can abut the bottom face of a mounting seat of the insert mounting seat, a through-hole that passes through an insert body, and two side faces to which the through-hole opens are formed in the insert body; and an enlarged diameter portion that has an inner diameter larger than the portion that abuts the clamp screw cylinder portion is formed in the through-hole in at least one of the openings to the two side faces of the insert body.
Inventors:
Nagashima Yumi
Yasuhiro Kiuchi
Yoshiyuki Kobayashi
Yasuhiro Kiuchi
Yoshiyuki Kobayashi
Application Number:
JP2017553775A
Publication Date:
January 16, 2019
Filing Date:
November 18, 2016
Export Citation:
Assignee:
Mitsubishi Hitachi Tool Co., Ltd.
International Classes:
B23C5/22; B23C5/10
Domestic Patent References:
| JP3971522B2 | ||||
| JP2008183661A | ||||
| JP2012183597A | ||||
| JP2010089237A | ||||
| JP2006192530A |
Foreign References:
| US20130336731 |
Attorney, Agent or Firm:
Yasushi Matsunuma
Mitsuo Teramoto
Fumihiro Hosokawa
Kazunori Onami
Mitsuo Teramoto
Fumihiro Hosokawa
Kazunori Onami
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