| 发明名称 | Cutting insert | ||
| 摘要 | The present invention relates to a cutting insert. The cutting insert, according to one embodiment of the present invention, comprises: a top surface; a bottom surface; side surfaces which connect the top surface and the bottom surface to each other; a hole which penetrates the top surface and the bottom surface; and cutting edges which are defined by the top surface and the side surfaces, wherein a main cutting edge side surface among the side surfaces is provided with a first relief surface, a transition surface extending from the first relief surface, and a second relief surface extending from the transition surface, the first relief surface is formed such that the relief angle or the relief surface width varies along the cutting edge, and the transition surface is provided with a plurality of ridges in order to reinforce the rigidity of the cutting edge. | ||
| 申请公布号 | US9545672(B2) | 申请公布日期 | 2017.01.17 |
| 申请号 | US201314402529 | 申请日期 | 2013.04.22 |
| 申请人 | KORLOY INC. | 发明人 | Lee Sang-Yong;Nam Ki-Chan;Sung Wook-Jung;Park Young-Jun;Park Dong-Bok |
| 分类号 | B23C5/20;B23B27/16;B23C5/06 | 主分类号 | B23C5/20 |
| 代理机构 | Rabin & Berdo, P.C. | 代理人 | Rabin & Berdo, P.C. |
| 主权项 | 1. A cutting insert, comprising: a top surface; a bottom surface; side surfaces which connect the top surface and the bottom surface to each other; a hole which penetrates the top surface and the bottom surface; and cutting edges which are defined by the top surface and the side surfaces, wherein a main cutting edge side surface among the side surfaces is provided with a first relief surface, a transition surface extending from the first relief surface, and a second relief surface extending from the transition surface, the first relief surface is formed such that the relief angle or the relief surface width varies along the cutting edges, and the transition surface is provided with a plurality of ridges in order to reinforce the rigidity of the cutting edges. | ||
| 地址 | Seoul KR | ||