Probe for machine tool
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United States of America Patent
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-
Nov 19, 1991
Issued Date -
N/A
app pub date -
Apr 14, 1989
filing date -
Jun 18, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A probe device (10) for a machine tool includes a part sensing device (28) attached to the end of a piston rod (26), movable along a cylinder (12) mounted on the machine tool spindle head (14). The rod (26) is attached to a piston (42) that is air actuated to extend or retract the rod (26) to respectively move the sensing device (28) to a part measurement position outside the cylinder (12), or to a protected position within the cylinder. When the device (28) is in its measurement position the spindle had (14) is selectively moved to bring device (28) into contact with a machined part to determine the accuracy of machining.
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