Machine tool and gear machining method
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United States of America Patent
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Jul 12, 2022
Grant Date -
Apr 30, 2020
app pub date -
Oct 30, 2019
filing date -
Oct 30, 2018
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A machine tool includes a workpiece holder, a tool holder holding working tools that includes a hob cutter used in a rough machining and a skiving cutter used in a finish machining, a tool magazine, a tool replacing device replacing one of the working tools mounted on the tool holder with the other of working tools housed in the tool magazine, a rough machining controlling section performing the rough machining on the workpiece, a tool measuring device measuring a position of a blade in a rotation direction of the skiving cutter, an angle correcting section correcting a rotation angle of the skiving cutter based on a result measured by the tool measuring device, and placing a tooth space formed in the workpiece and an edge tip of the blade in a position corresponding to each other, and a finish machining controlling section by which workpiece is finish machined.
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