| 摘要 |
To effect the automatic changing of tools rapidly and provide a large number of tool pots with a small space in an automatically controlled machine tool, an automatic tool changing apparatus is positioned between the magazine proper and the spindle axis and an arm having a tool gripping claw at each end thereof is adapted to engage and disengage with the tools perpendicularly to the tool axis and the spindle axis, whereby the tool changing operation is accomplished by a series of movements including forward and backward movements, in-and-out movements, half-turn movements and spiral movements.
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