公开(公告)号：US11806796B2

公开(公告)日：2023-11-07

申请号：US17202057

申请日：2021-03-15

Applicant: KENNAMETAL INC.

Inventor： Xiangdong D. Fang ,  Qiang Wu ,  Jean-luc Dufour ,  Andreas Wuerfels

IPC: B23C5/20 ,  B23C5/22

CPC classification number: B23C5/202 ,  B23C5/2213 ,  B23C5/20 ,  B23C2200/206 ,  B23C2210/088

Abstract: A cutting tool includes a toolholder and a cutting insert. The toolholder includes a toolholder pocket having a pocket wall including a first anti-rotation engagement surface and a second anti-rotation engagement surface. The cutting insert is mounted in the toolholder pocket. The cutting insert includes: an upper surface, the upper surface having a plurality circular sinusoidal cutting edges; a lower surface opposite the upper surface; and an exterior sidewall between the upper surface and the lower surface. The first anti-rotation engagement surface and the second anti-rotation engagement surface of the pocket wall of the toolholder engage the exterior sidewall of the cutting insert to resist rotation of cutting insert.

公开(公告)号：US20220288705A1

公开(公告)日：2022-09-15

申请号：US17202057

申请日：2021-03-15

Applicant: KENNAMETAL INC.

Inventor： Xiangdong D. Fang ,  Qiang Wu ,  Jean-luc Dufour ,  Andreas Wuerfels

IPC: B23C5/20 ,  B23C5/22

Abstract: A cutting tool includes a toolholder and a cutting insert. The toolholder includes a toolholder pocket having a pocket wall including a first anti-rotation engagement surface and a second anti-rotation engagement surface. The cutting insert is mounted in the toolholder pocket. The cutting insert includes: an upper surface, the upper surface having a plurality circular sinusoidal cutting edges; a lower surface opposite the upper surface; and an exterior sidewall between the upper surface and the lower surface. The first anti-rotation engagement surface and the second anti-rotation engagement surface of the pocket wall of the toolholder engage the exterior sidewall of the cutting insert to resist rotation of cutting insert.