Cutting tool
AssigneeCeratizit Austria Gesellschaft m.b.H.
InventorsPeter Burtscher, Anton Diepold, Uwe Schleinkofer
Life of this patent
Estimating the term…
Abstract
A cutting tool has a main tool body and at least one insert seat disposed thereon. The seat has a bottom surface for mounting a cutting insert, and further has a dowel pin, which penetrates a through-hole of the mounted cutting insert and the bottom surface and can be fixed to the main tool body. A center longitudinal axis of the fixed dowel pin is arranged at an acute angle with respect to the bottom surface. The dowel pin contains a spherical segment for mounting on a bearing surface of the through-hole. The surface of the spherical segment is interrupted by a segment groove.
Claims16
A cutting tool, comprising:
- A basic tool body;
- a cutting insert having a through-hole formed therein, said through-hole having a center axis and a mounting configuration;
- at least one insert seat disposed on said basic tool body, said insert seat having a bottom surface for receiving said mounting configuration of said cutting insert;
- and
- a dowel pin penetrating said through-hole of said cutting insert and said bottom surface and secured to said basic tool body, said dowel pin having a center longitudinal axis disposed at an acute angle with respect to said bottom surface, said dowel pin having a pin head and a spherical segment for engaging said mounting configuration on a bearing surface of said through-hole, said spherical segment having a surface divided by a circumferential segment groove formed in said surface, defining a contact zone above said segment groove for making contact between said spherical segment and said bearing surface and a contact zone below said segment groove for making contact between said spherical segment and said bearing surface when said dowel pin and said cutting insert are mounted to said basic tool body.
Dependencies are inferred from the claim text.