Title:
MONITORING DEVICE AND MONITORING METHOD
Document Type and Number:
WIPO Patent Application WO/2022/039116
Kind Code:
A1
Abstract:
Provided is a monitoring device and a monitoring method that can capture the condition of a coolant in detail. A monitoring device (14) according to one embodiment comprises: a first detection unit (16) that detects a first physical quantity; a second detection unit (18) that detects a second physical quantity; a ratio calculation unit (20) that calculates the ratio between a first value obtained when the first physical quantity is expressed using a specified unit, and a second value obtained when the second physical quantity is expressed using a specified unit; and an inferring unit (22) that, if the calculated ratio is above an upper limit value of a management range or below a lower limit value of the management range, infers that one among an oil and an electrolyte contained in the coolant is abnormal.
Inventors:
ENDOU TAKAHIRO (JP)
Application Number:
PCT/JP2021/029853
Publication Date:
February 24, 2022
Filing Date:
August 16, 2021
Export Citation:
Assignee:
FANUC CORP (JP)
International Classes:
B23Q11/10; B23Q17/00; G01N33/00
Foreign References:
| JP2006130603A | 2006-05-25 | |||
| JPS5627570U | 1981-03-14 | |||
| JPH04141319A | 1992-05-14 | |||
| JPH1073583A | 1998-03-17 | |||
| JP2004156065A | 2004-06-03 | |||
| JPH0542414A | 1993-02-23 |
Attorney, Agent or Firm:
CHIBA Yoshihiro et al. (JP)
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