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Patent Searching and Data


Title:
CUTTING TIP, CUTTING TOOL, AND MACHINING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2019/021410
Kind Code:
A1
Abstract:
The cutting tip according to the present invention is provided to a main shaft part so as to protrude in a first direction from the outer peripheral surface of the main shaft part, and is used when cutting a groove in the inner peripheral surface of an object to be cut, wherein: the cutting tip has a plurality of blade parts layered in the first direction; each of the blade parts comprises a first end section that is one end section from among end sections in a second direction perpendicular to the first direction, a second end section that is the other end section among the end sections in the second direction, and a cutting blade that is provided to the first end part and cuts the object to be cut; and the cutting tip is configured such that, when two of the blade parts that are adjacent in the first direction are compared, the tip end of the cutting blade provided to the first end section of the blade part that is further from the main shaft part is disposed closer to the second end section than is the tip end of the cutting blade provided to the first end section of the blade part that is closer to the main shaft part.

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JP2002346808CUTTER UNIT FOR LATHE
Inventors:
HANAOKA, Koji (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
HONOKI, Tsuguo (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
Application Number:
JP2017/027165
Publication Date:
January 31, 2019
Filing Date:
July 27, 2017
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORPORATION (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
International Classes:
B23B27/02; B23B5/48
Foreign References:
JP2000288830A2000-10-17
JPH08243833A1996-09-24
JP2009512568A2009-03-26
JP2009512567A2009-03-26
JPH0160807U1989-04-18
JPH01109003A1989-04-26
JP2017013158A2017-01-19
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (East 8F, TORANOMON TWIN BLDG. 10-1 Toranomon 2-chome, Minato-k, Tokyo 01, 〒1050001, JP)
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