Cutting Insert, in Particular for Counterboring and/or Countersinking Operations
AssigneeKennametal Inc.
InventorPeter Karl Mergenthaler
Life of this patent
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Abstract
In the case of a cutting insert, in particular for counterboring and/or countersinking operations, the cutting insert has two longitudinal sides and two narrow sides between an upper side and an underside. A cutting edge is formed between one longitudinal side and one narrow side and runs obliquely in relation to the underside and extends over at least approximately the entire depth of the cutting body. A cutting face running between the upper side and the underside is provided in the longitudinal side that is facing the cutting edge.
Claims11
1-10. (canceled)
A cutting insert, in particular for boring and/or counterboring operations, comprising a top side and comprising an underside which is opposite the underside at the distance of the cutting body thickness running in a z direction, while two longitudinal sides which run in an x direction and two narrow sides which run in a y direction are formed, and comprising at least one cutting edge which is formed between a longitudinal side and a narrow side and which extends over approximately the entire cutting body thickness,
- wherein two diagonally opposite cutting edges are provided,
- wherein the cutting edges run obliquely toward the underside,
- wherein a rake face running between the top side and the underside is provided in the longitudinal side facing the respective cutting edge, and
- wherein a supporting surface inclined toward the underside is provided between the top side and the respective longitudinal side, the inclination angle α preferably being about 20°.
Dependencies are inferred from the claim text.