Machine for turn broaching crankshafts with rotationally symmetr

Gear cutting – milling – or planing – Broaching – With plural cutters

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82106, 409287, B23D 4306

Patent

active

057436886

ABSTRACT:
A machine and a process of using the machine for turn-broaching a workpiece to for crankshafts or camshafts. The machine comprises turn-broaching units having peripheral cutters whose cutting surfaces are monitored and automatically adjusted to compensate for wearing. The angular positions of the cutters of a turn-broaching unit may also be offset with respect to one another such that only one cutter is in contact with the surface of the workpiece at each instant.

REFERENCES:
patent: 4116111 (1978-09-01), Schmid
patent: 4242020 (1980-12-01), Schmid
patent: 4799839 (1989-01-01), Berstein et al.
patent: 4995160 (1991-02-01), Schmid
patent: 5120166 (1992-06-01), Woerner
patent: 5373631 (1994-12-01), Schmid

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