US 2015/0174664 A1 · CUTTING INSERT

Abstract

The purpose of the present invention is to provide a cutting insert which can minimize friction with a chip and maximize heat-radiating performance. To this end, the present invention provides a cutting insert comprising: an upper surface; a lower surface; a plurality of lateral surfaces for connecting the upper surface with the lower surface; a main cutting edge formed between the lateral surface and the upper surface; and a main cutting edge land and a main cutting edge incline formed in series between the main cutting edge and the upper surface, wherein the main cutting edge incline has a first wavy shape in which two or more incline convex parts and two or more incline concave parts are repeated from the main cutting edge land toward the upper surface.

Claims10

Dependent claims

A cutting insert, comprising:

an upper surface, a lower surface, a plurality of lateral surfaces connecting the upper surface to the lower surface, a major cutting edge provided between the lateral surface and the upper surface, and a major cutting edge land surface and a major cutting edge rake surface provided in series between the major cutting edge and the upper surface, wherein
the major cutting edge rake surface has a first wavy shape in which a rake surface convex part and a rake surface concave part repeat two or more times in a direction from the major cutting edge land surface towards the upper surface.

Dependencies are inferred from the claim text.

Facts

Application

14/403,357Filed 23 Apr 2013

Priority

KR 10-2012-006360214 Jun 2012

Published

25 Jun 2015

Term ends

Not estimatedThe source records don’t support an estimate.

Classification15 codes

B23B 27/145
Specially shaped plate-like cutting inserts, i.e. length greater or equal to width, width greater than or equal to thickness: characterised by…
B23C 5/06
Characterised by the shape of the cutter: face-milling cutters, i.e. having only or primarily a substantially flat cutting surface
B23C 5/202
With removable cutter bits or teeth or cutting inserts: plate-like cutting inserts with special form
B23B 2200/0471
Overall shape: square

Cutting insert

Life of this patent

Cutting insert

Life of this patent

Abstract

Claims10