AUTOMATIC GAIN CONTROL FOR MACHINE TOOL MONITOR

An acoustic tool break detector monitors vibration caused by a cutting process and has an analog amplifier to condition the signal, then searches for a rapid sustained change in signal level indicative of a cutting tool break. An automatic gain control circuit dynamically controls the gain of the an...

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Bibliographische Detailangaben
Hauptverfasser:	JAMES FREDERICK BEDARD, WALTER WHIPPLE, III
Format:	Patent
Sprache:	eng
Schlagworte:	COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOTDIRECTED TO A PARTICULAR RESULT CONTROL OR REGULATING SYSTEMS IN GENERAL CONTROLLING DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g.ARRANGEMENTS FOR COPYING OR CONTROLLING FUNCTIONAL ELEMENTS OF SUCH SYSTEMS INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MACHINE TOOLS MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OFPARTICULAR DETAILS OR COMPONENTS MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC ORINFRASONIC WAVES MEASURING METAL-WORKING NOT OTHERWISE PROVIDED FOR MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS PERFORMING OPERATIONS PHYSICS REGULATING TESTING TRANSPORTING
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