LATHE
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United States of America Patent
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Issued Date -
Jun 11, 2020
app pub date -
Feb 18, 2020
filing date -
Oct 24, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
A technology capable of downsizing the lathe is provided. The lathe comprises a spindle which rotates a workpiece on a spindle axis, a turret head, and a tool unit switching driving unit. The turret head has a plurality of turret surfaces to which a tool unit is radially attached around an indexing axis. To at least part of the turret surfaces, the tool unit is attached in a plurality of attaching positions provided in an indexing axis direction along the indexing axis. The tool unit switching driving unit rotates the turret head on the indexing axis and moves the turret head in the indexing axis direction to switch the tool units for use to machine the workpiece.
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