Screw tightening apparatus and screw tightening method
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United States of America Patent
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Oct 25, 2022
Grant Date -
Dec 2, 2021
app pub date -
Apr 12, 2021
filing date -
May 27, 2020
priority date (Note) -
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status (Latency Note)
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Abstract
There is provided a screw tightening apparatus that fastens, with a screw, two objects to be fastened including a first member provided with a first screw hole and a second member provided with a second screw hole for screwing, and the screw tightening apparatus includes: a distance measuring device that measures a relative position between the first member and the second member in a vertical direction perpendicular to the axial direction of the second screw hole; a screw tightening part that holds the screw inserted into the first screw hole and screws the screw into the second screw hole for screwing; a moving mechanism that moves the screw tightening part along the vertical direction; and a hardware processor that controls the screw tightening part and the moving mechanism according to a measured value of the distance measuring device.
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