CUTTING INSERT AND METHOD FOR MANUFACTURING CUTTING INSERT

Title:

CUTTING INSERT AND METHOD FOR MANUFACTURING CUTTING INSERT

Document Type and Number:

WIPO Patent Application WO/2019/017064

Kind Code:

A1

Abstract:

A cutting insert according to an embodiment of the present invention is provided with: a rake face; a flank that is connected to the rake face; and a cutting blade that is formed of a ridge line between the rake face and the flank. A coolant flow passage is provided inside the cutting insert. One end of the coolant passage is opened in the flank, and forms a coolant ejection port. Coolant guide grooves, which have base ends thereof connected to the coolant ejection port and have leading ends thereof disposed at positions closer to the cutting blade than the base ends, are provided to the flank so as to extend from the coolant ejection port toward the cutting blade.

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Inventors:

HIRANO TSUTOMU (JP)
KUKINO SATORU (JP)

Application Number:

PCT/JP2018/019311

Publication Date:

January 24, 2019

Filing Date:

May 18, 2018

Export Citation:

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Assignee:

SUMITOMO ELECTRIC HARDMETAL CORP (JP)

International Classes:

B23B27/10; B23B27/14; B23P15/28

Foreign References:

JP2001198708A	2001-07-24
US20160158855A1	2016-06-09
JPH05301104A	1993-11-16
JP2013049106A	2013-03-14
JP2010179412A	2010-08-19
JPH05237706A	1993-09-17
JP2008238342A	2008-10-09
JP2017140115A	2017-08-17
JP2016190275A	2016-11-10

Other References: