Quick replacement toolholder for milling machine

Gear cutting – milling – or planing – Milling – Process

Patent

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Details

279145, 408239A, 409233, B23C 526

Patent

active

054031320

ABSTRACT:
A toolholder for securing a tool in the collet of a mill, the collet having a fluted open end wherein the toolholder is a pair of concentrically arranged cylinders, one cylinder inside the other and each having flutes. The inner cylinder has an axial bore for receiving the shank off the tool so that the flared end of the spindle squeezes the fluted ends of the pair of cylinders and the shank of the tool so as to secure the shank of the tool concentric with the collet and spindle of the mill.

REFERENCES:
patent: 1765362 (1930-06-01), Berry
patent: 2576350 (1951-11-01), Mazzola
patent: 3411796 (1968-11-01), Decker
patent: 4175898 (1979-11-01), Wood
patent: 4810139 (1989-03-01), Regan
patent: 5067861 (1991-11-01), Danielsen

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