Cutting insert and milling tool

Details Cutting insert and milling tool Cutting insert and milling tool

B - Operations, Transporting

23

C

B23C 5/22 (2006.01)

Patent

CA 2644730

The invention relates to a cutting insert, in particular for a milling work, with a basic body which respectively has on opposite sides peripheral cutting edges, which protrude beyond the respectively adjoining face regions (15), descending at a positive rake angle, in the middle of which one or more planar supporting surfaces (16) are arranged, and with a central fastening hole (12) for receiving a tensioning screw. Arranged around the central fastening hole is at least one conical surface (19), with a cone descending inwards, i.e. towards the fastening hole.

L'invention concerne un insert de coupe, notamment pour des travaux de fraisage, comprenant un corps de base ayant, sur des côtés opposés, des arêtes de coupe à chaque fois périphériques, qui font saillie des zones (15) des faces de coupe voisines respectives, inclinées sous un angle de coupe positif, et au centre desquelles sont disposées une ou plusieurs surfaces d'appui (16) planes, un trou de fixation (12) central recevant une vis de serrage. Au moins une surface conique (19) munie d'un cône incliné vers l'intérieur, c'est-à-dire en direction du trou de fixation, est disposée autour du trou de fixation central.

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