Title:
WEAR AMOUNT MEASUREMENT SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/039731
Kind Code:
A1
Abstract:
Provided is a wear amount measurement system which can more accurately measure the amount of wear of a part of a component from an image including the component of a working machine. The present invention pertains to a wear amount measurement system 1 which is provided with calculation devices 2A, 3A that calculate the amount of wear of a component from a captured image including the component of a working machine 5, wherein the calculation devices 2A, 3A are provided with: a feature point extraction unit 22 in which the extraction of feature points is machine-trained by taking, as teacher data, a learning image g1 including a specific kind of a component of the working machine 5 and a plurality of feature points a1-a10, b1-b10 that specify the shape of a worn part of the component in the learning image g1, and which extracts, from a captured image G1, feature points A1-A10, B1-B10 of a part in the captured image G1; and a wear amount calculation unit 37A which calculates the amount of wear of the part from the feature points A1-A10, B1-B10.
Inventors:
OKUMURA TAKASHI (JP)
TAKAMI HIROKI (JP)
IWASAKI AYATO (JP)
INOSE SATOSHI (JP)
KONNO HIROYUKI (JP)
TAKAMI HIROKI (JP)
IWASAKI AYATO (JP)
INOSE SATOSHI (JP)
KONNO HIROYUKI (JP)
Application Number:
PCT/JP2020/031866
Publication Date:
March 04, 2021
Filing Date:
August 24, 2020
Export Citation:
Assignee:
HITACHI CONSTRUCTION MACH CO (JP)
International Classes:
G01B11/02; E02F9/24; G06T7/62
Domestic Patent References:
| WO2019130945A1 | 2019-07-04 |
Foreign References:
| JP2016504643A | 2016-02-12 | |||
| JP2019125057A | 2019-07-25 | |||
| JP2018195107A | 2018-12-06 |
Attorney, Agent or Firm:
HIRAKI & ASSOCIATES (JP)
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