Milling cutter insert

Details Milling cutter insert Milling cutter insert

1993-08-30

1995-01-17

Lavinder, Jack W.

Cutters, for shaping

Rotary cutting tool

Including holder having seat for inserted tool

407113, 407 48, 407 53, B23C 510

Patent

active

053821181

ABSTRACT:
A substantially square-shaped exchangeable milling insert for mounting in a cylindrical milling cutter tool for millint 90.degree. recesses in a workpiece and having four indexable cutting edges from respective side edges of said base and intersecting said rake surface, each cutting edge comprising first, second and third successive angularly disposed portions being such that during cutting, the first and second portions of a cutting edge cut an upright surface of a substantially 90.degree. recess in a workpiece with a third portion of an adjacent cutting edge serving as a wiper for a base surface of the recess, at least the first and second portions of each cutting edge being so located that all points thereon lie on a cylindrical envelope generated by a line parallel to a rotary axis of the cutting tool and rotating with respect to the rotary axis at a radius equal to the cutting radius of the cutting tool.

REFERENCES:
patent: 5071292 (1991-12-01), Satran
patent: 5078550 (1992-01-01), Satran et al.
patent: 5158402 (1992-10-01), Satran et al.
patent: 5203649 (1993-04-01), Katbi et al.
patent: 5232319 (1993-08-01), Satran et al.

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