ROTARY CUTTING TOOL AND CUTTING INSERT THEREFOR

Title:

ROTARY CUTTING TOOL AND CUTTING INSERT THEREFOR

Document Type and Number:

WIPO Patent Application WO/2016/089188

Kind Code:

A1

Abstract:

There are provided a rotary cutting tool for slotting and a cutting insert replaceably mounted to such a rotary cutting tool. The cutting insert is mounted to an insert pocket of a tool body of the rotary cutting tool and is pressed by an elastic pressure portion provided in the tool body. The cutting insert has an upper surface, a lower surface and four peripheral side surfaces. The top and lower surfaces have an inclined surface pressed by the elastic pressure portion. When the cutting insert is mounted to the insert pocket, the inclined surface of the upper surface is pressed by the elastic pressure portion. The inclined surface is inclined with respect to a cross section of the cutting insert such that the lower surface and two peripheral side surfaces of the cutting insert are contacted with the insert pocket by pressure of the elastic pressure portion.

Inventors:

CHOI CHANG HEE (KR)
PARK CHANG GYU (KR)
RYU SU JIN (KR)

Application Number:

PCT/KR2015/013321

Publication Date:

June 09, 2016

Filing Date:

December 07, 2015

Export Citation:

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Assignee:

TAEGU TEC LTD (KR)

International Classes:

B23C5/20; B23B27/02; B23C5/02

Domestic Patent References:

WO2011126231A2

2011-10-13

Foreign References:

US20070256287A1	2007-11-08
US20090285645A1	2009-11-19
JP2007210050A	2007-08-23
US20130202372A1	2013-08-08

Other References: