Control device for a machine tool

Details Control device for a machine tool Control device for a machine tool

1974-11-15

1976-09-28

Botz, Eugene G.

Registers

Transfer mechanism

Traveling pawl

235151, 51 2AA, 5116588, B24B 4904

Patent

active

039833763

ABSTRACT:
An apparatus for controlling a machine tool which includes a measuring head for measuring a dimension (i.e. a diameter) of a workpiece, a detector for detecting and holding the maximum dimension measured by the measuring head, a circuit for determining the mean dimension of a plurality of measurements, a circuit for determining the dispersion between the measured dimensions and the mean, and a counter for inhibiting the control operation until a predetermined minimum number of workpieces have been measured.

REFERENCES:
patent: 2897638 (1959-08-01), Maker
patent: 3222504 (1965-12-01), Arnold et al.
"Role of Statistical Computation in Machine-Tool Feedback Gaging" by David N. Smith from Control Engineering, Sept. 1957.

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