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Machine tool and method for controlling machine tool

  • US 9,999,954 B2
  • Filed: 02/05/2015
  • Issued: 06/19/2018
  • Est. Priority Date: 03/17/2014
  • Status: Active Grant
First Claim
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1. A machine tool comprising:

  • an enclosed machining area that includes a door that remains closed during operation of the machine tool;

    a microphone configured to collect sounds generated by the operation of the machine tool in the enclosed machining area; and

    circuitry configured toreceive, from an operator of the machine tool, an input of a characteristic of the sounds generated by the operation of the machine tool to be used to extract an abnormal noise part of the sounds generated by the operation of the machine tool;

    extract the abnormal noise part of the sounds generated by the operation of the machine tool and collected in the enclosed machining area for output to the operator, the abnormal noise part being extracted in accordance with the characteristic of the sounds input by the operator; and

    output only the extracted abnormal noise part of the sounds to a speaker or earphone located outside of the enclosed machining area during the operation of the machine tool, whereinthe extracted abnormal noise part does not include all the sounds generated by the operation of the machine tool and collected in the enclosed machining area.

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