Machine tool with an automatic tool changer

Details Machine tool with an automatic tool changer Machine tool with an automatic tool changer

1975-08-25

1976-11-30

Simpson, Othell M.

Metal working

Plural diverse manufacturing apparatus including means for...

Common reciprocating support for spaced tools

90 11A, B23Q 3157

Patent

active

039940616

ABSTRACT:
A machine tool is provided with a transfer arm for interchanging a first tool, inserted into a rotary spindle and positioned at a predetermined angular position, with another tool stored within a storage magazine, the spindle and each of the tools being respectively provided with drive and driven protrusions, which are engaged with each other for a positive drive operation by inching the spindle in a tool exchange operation. Interference preventers, which are provided upon the magazine in order to respectively cooperate with the driven protrusions, angularly correspond to the drive protrusion positioned at the predetermined angular position, such that each of the tools may be inserted into the spindle without interference between the drive and driven protrusions.

REFERENCES:
patent: 3422724 (1969-01-01), Zankl et al.
patent: 3545075 (1970-12-01), Ollearo
patent: 3587359 (1971-06-01), McCash et al.
patent: 3791022 (1974-02-01), Kurimoto et al.

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