Patent ID: 7549824
Filing Date: 2009-06-23
Classification: B23B,B23C,Y10T

Abstract:
1. A milling cutter for chip removing machining, the milling cutter comprising a milling cutter body with a plurality of cutting insert seats proximate an end of the milling cutter body, the milling cutter body being adapted to cooperate with a tool attachment at an opposite end of the milling cutter body in an axial direction, indexable cutting inserts being secured in the cutting insert seats, each indexable cutting insert having a top surface and a bottom surface substantially parallel with the top surface, wherein side surfaces extend between the top surface and the bottom surface, wherein each indexable cutting insert has a basic shape of a truncated pyramid, and each indexable cutting insert has a top surface facing towards a chip removing end of the milling cutter, and main cutting edges of the indexable cutting insert extend from the top surface of the indexable cutting insert in a direction towards the bottom surface of the indexable cutting insert, wherein each main cutting edge of the indexable cutting insert is defined by the intersection of two adjacent side surfaces.