Metal working – Plural diverse manufacturing apparatus including means for... – Common reciprocating support for spaced tools
Patent
1985-07-23
1988-05-24
Bilinsky, Z. R.
Metal working
Plural diverse manufacturing apparatus including means for...
Common reciprocating support for spaced tools
279 4, 279 75, 408239R, 409232, B23C 526, B23Q 3155
Patent
active
047456744
ABSTRACT:
A tool holder in a machining center comprising a basic tool holder provided with a tapered fitting hole formed on the nose portion and a small tool having its tapered fitting portion fitted detachably in the tapered fitting hole, wherein a plurality of guide holes for protruding a locking ball are formed on a circumferential wall of the fitting hole, a recess for receiving the locking ball therein is provided on a nose outer peripheral surface of the basic tool holder on which the fitting hole is formed, and a piston actuated at all times toward a base end portion of the basic tool holder is provided slidably and wherein release means for releasing the small tool from being locked by shifting the piston toward a nose of the basic tool holder is provided between the piston and the basic tool holder, a pressure chamber is formed further between the piston and the basic tool holder, and a high-pressure air from a fluid pressure source is connected to each discharge port in the pressure chamber and the fitting hole through a fluid circuit provided with a directional control valve.
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Abe Hitoshi
Kobayashi Akira
Bilinsky Z. R.
Kyoritsu Seiki Corporation
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