B - Operations – Transporting – 23 – B
Patent
B - Operations, Transporting
23
B
B23B 5/12 (2006.01) B23B 27/14 (2006.01)
Patent
CA 2229919
A toolholder (10) for removing material from a workpiece (18) wherein the workpiece and toolholder are rotatable with respect to one another. The toolholder includes a body (12) having a plurality of pockets (14, 16). A roughing insert (28) is carried in one of the pockets of the body. The roughing insert presents a roughing edge. The roughing insert is of a first grade. A finishing insert (30) is carried in another of the pockets of the body. The finishing insert presents a finishing edge. The finishing insert is of a grade different than that of the roughing insert.
L'invention porte sur un porte-outil (10) d'élimination de matière d'une pièce à usiner (18) tel que la pièce à usiner et le porte-outil tournent l'un par rapport à l'autre. Le porte-outil comporte un corps (12) à plusieurs alvéoles (14, 16) dont l'une porte une plaquette de dégrossissage (28) dotée d'une arête de dégrossissage d'une première qualité, et dont une seconde porte une plaquette de finition dotée d'une arrête de finition (30) d'une deuxième qualité différente de la première.
Oles Edward J.
Prizzi John J.
Kennametal Inc.
Smart & Biggar
LandOfFree
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