Patent ID: 9475122
Filing Date: 2016-10-25
CPC Classification: B23B,Y10T

Claim Text:
1. A tool for chip removing machining, comprising: a blade; and a replaceable cutting insert for grooving or parting mounted in a seat located in an end of the blade and delimited between a bottom support and an elastically resilient clamping finger, the cutting insert including a front side, a back side, two side surfaces, an under side, and an upper side, a rake surface is included in the upper side and situated closest to the front side and an application surface is positioned behind the same and against which the clamping finger is pressed, the clamping finger includes a flushing channel ,which opens toward the cutting insert, in order to spray a cooling medium toward the rake surface and a main cutting edge formed between the rake surface and the front side of the cutting insert , wherein a front nose of the clamping finger faces a shoulder formed between the rake surface and the application surface for protecting the nose from chips, the shoulder of the cutting insert including two knobs mutually separated by a central notch via which cooling medium can pass from the flushing channel toward the rake surface and the main cutting edge, wherein the knobs form a highest point of the cutting insert in a mounted state.