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1. (WO2017157562) CUTTING INSERT, TOOL HOLDER AND TOOL

Pub. No.:    WO/2017/157562    International Application No.:    PCT/EP2017/052037
Publication Date: Fri Sep 22 01:59:59 CEST 2017 International Filing Date: Wed Feb 01 00:59:59 CET 2017
IPC: B23C 5/10
B23B 27/16
Applicants: HARTMETALL-WERKZEUGFABRIK PAUL HORN GMBH
Inventors: KEMMLER, Tobias
LUIK, Matthias
Title: CUTTING INSERT, TOOL HOLDER AND TOOL
Abstract:
The invention relates to a cutting insert (12), an associated tool holder (14) and a tool (10) having a cutting insert (12) of this type and a tool holder (14) of this type. The cutting insert (12) has a base body (20) that defines a cutting insert longitudinal axis (18), at least one cutting body (24) laterally projecting from the perimeter of the base body (20) and having a blade (25), and a cutting insert borehole (22) provided in the base body (20) and extends along the cutting insert longitudinal axis (18), wherein multiple elevations (40) are provided on an underside (38) of the base body (20) running transverse to the cutting insert longitudinal axis (18), said elevations being distributed in a peripheral direction and protruding from the underside (38) of the base body (20) in such a way that a respective relative depression (42) is produced between two respective neighbouring elevations (40), wherein the cutting insert (12) has at least one radial contact surface (48), multiple axial contact surfaces (52, 66) and multiple torque transfer surfaces (56, 56') for contacting the cutting insert (12) on the tool holder (14).