Exchangeable insert seat member for cutting tool
AssigneeSandvik Intellectual Property AB
InventorsMagnus Ortlund, Stefan Sander, Jeremy Schmitt
Life of this patent
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Abstract
The present invention relates to an exchangeable insert seat member for a metal cutting tool having a tool body and a cutting insert. The exchangeable insert seat member is arranged to be placed between the tool body and the cutting insert, wherein the exchangeable insert seat member contacts the tool body. The cutting insert at contact areas is arranged such that there is no direct contact between the tool body and the cutting insert and wherein the exchangeable insert seat member is produced by powder injection molding. The present invention also relates to a metal cutting tool having the exchangeable insert seat member.
Claims12
An exchangeable insert seat member for a metal cutting tool comprising a tool body and a cutting insert, said exchangeable seat member comprising:
- a planar bottom surface for supporting a lower surface of the cutting insert;
- a center hole located in the planar bottom surface;
- a plurality of supporting side surfaces for supporting side portions of the cutting insert, wherein at least one of said plurality of supporting side surfaces is non-planar, wherein the exchangeable insert seat member is arranged to be placed between the tool body and the cutting insert;
- a first clearance surface;
- and
- a second clearance surface disposed between the first clearance surface and at least one of the plurality of supporting side surfaces, the second clearance surface being angled toward the center hole, wherein said exchangeable insert seat member contacting said tool body and said cutting insert at contact areas arranged such that there is no direct contact between the tool body and the cutting insert, and wherein said exchangeable insert seat member is produced by powder injection molding.
A metal cutting tool comprising:
- a tool body having a recess which comprises a seat for an exchangeable insert seat member;
- and
- an exchangeable insert seat member mounted in said seat and at least one cutting insert mounted on said exchangeable insert seat member, said exchangeable insert seat including a planar bottom surface for supporting a lower surface of the cutting insert, a center hole located in the planar bottom surface, a plurality of supporting side surfaces for supporting side portions of the cutting insert, a first clearance surface;
- and a second clearance surface disposed between the first clearance surface and at least one of the plurality of supporting side surfaces, the second clearance surface being angled toward the center hole, wherein at least one of said plurality of supporting side surfaces is non-planar, the exchangeable insert seat member being disposed between the tool body and the cutting insert, said exchangeable insert seat member contacting said tool body and said cutting insert at contact areas arranged such that there is no direct contact between the tool body and the cutting insert, and wherein said exchangeable insert seat member is produced by powder injection molding.
Dependencies are inferred from the claim text.