METHOD FOR MANUFACTURING END MILL

Title:

METHOD FOR MANUFACTURING END MILL

Document Type and Number:

WIPO Patent Application WO/2020/084960

Kind Code:

A1

Abstract:

Provided is a method for manufacturing an end mill, the method making it possible to suppress warping of a cutting blade and to attach the cutting blade to a body in an excellent manner. This method for manufacturing an end mill includes: extracting a chopping blade shape piece having a prescribed shape from a parent material that has a base part configured from a cemented carbide material and a sintered diamond layer provided to one surface of the base part, the chopping blade shape piece being extracted by electrical discharge machining or laser machining; machining a base part of the chopping blade shape piece to reduce the thickness of the base part and obtain a cutting blade; and attaching the cutting blade to a body.

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Inventors:

NAKAICHI MAKOTO (JP)
NAKAI KOTA (JP)
FUJII MAKOTO (JP)

Application Number:

PCT/JP2019/036356

Publication Date:

April 30, 2020

Filing Date:

September 17, 2019

Export Citation:

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Assignee:

NITTO DENKO CORP (JP)
KAMIYA SAW & KNIFE MFG CO LTD (JP)

International Classes:

B23P15/34; B23B27/20; B23C5/10

Foreign References:

JPH09314406A	1997-12-09
JP2001030107A	2001-02-06
JP2008272863A	2008-11-13
JPH04240004A	1992-08-27
JPH0623615A	1994-02-01
EP0628369A1	1994-12-14

Attorney, Agent or Firm:

MOMII Takafumi (JP)

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