Machine tool with an automatic tool changing device

Metal working – Plural diverse manufacturing apparatus including means for... – Common reciprocating support for spaced tools

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29 26A, B23Q 3157

Patent

active

043098096

ABSTRACT:
A machine tool having an automatic tool changing device wherein a tool magazine storing many tools is rotatably carried by, and movable with, a spindle head, and a desired tool among them can be automatically selected for being set in a spindle. Each tool is respectively held in a proper tool carrying arm swingably supported by the rotary disc which is indexed by an indexing device to be rotated to bring the selected tool to a corresponding position to the spindle. The selected tool is directly set in the spindle, while being held in the tool carrying arm, in accordance with a swing movement of the tool carrying arm from a first position to a second position. The tool carrying arm, which keeps holding the tool in such a manner as to be rotatable with the spindle while machining, can be restored to the first position by a return swing back to the magazine together with the operation finished tool.

REFERENCES:
patent: 3281935 (1966-11-01), Zankl et al.
patent: 3451125 (1969-06-01), Lehmkuhl
patent: 3520050 (1970-07-01), Trebble
patent: 3590470 (1971-07-01), Brainard
patent: 3760490 (1973-09-01), Burg
patent: 4164290 (1979-08-01), Zankl

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