Device for operating a hand of an industrial robot
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United States of America Patent
Stats
-
Jul 23, 1985
Grant Date -
N/A
app pub date -
Jun 4, 1982
filing date -
Oct 8, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for operating a hand of an industrial robot is so constructed that fluid pressure cylinders (43, 44) are provided as a driving mechanism of the hand (4) of the industrial robot, branch passages including a pressure-reducing valve (47) are provided in a fluid supply passage to the fluid pressure cylinders (43, 44), the supply of fluid is switched by solenoid valves (SV.sub.2, SV.sub.3, SV.sub.4), and the switching of the solenoid valves (SV.sub.2, SV.sub.3, SV.sub.4) is carried out in accordance with the selected grasping force which has been selected in the teaching mode of the industrial robot, whereby the grasping force of the hand can be controlled stepwisely.
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