Robot path error correction system
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United States of America Patent
Stats
-
Mar 1, 1988
Grant Date -
N/A
app pub date -
Aug 14, 1986
filing date -
Dec 29, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A robot path error correction system is provided for driving and controlling a movable element in a designated direction. The system includes a sensing device for sensing a remaining amount of command pulses at deceleration of the movable element; timing deciding device for specifying start timing of a pulse distribution calculation along a subsequent travel path in dependence upon the sensed amount of command pulses remaining; and an adding device for adding command pulses which accelerate the feedrate and command pulses which decelerate the feedrate in accordance with a commanded velocity and commanded position at the specified timing.
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