Title:
WORK MACHINE
Document Type and Number:
WIPO Patent Application WO/2022/230417
Kind Code:
A1
Abstract:
The present invention provides a guidance excavator or a semi-automatic excavator that can suppress reduction in excavation precision caused by vibration. The present invention comprises: a lower traveling body; an upper rotating body rotatably attached to the lower traveling body; a multi-jointed work device attached to the upper rotating body and including a work tool; and a control device that stores construction drawings including information about a plurality of design planes that indicate the target shape to be constructed. The control device comprises a vibration detector device that detects vibration of the upper rotating body, in the work machine that is selecting the target design plane for construction by the work tool from among a plurality of design planes. The control device updates the target design plane in accordance with the position of the work tool and the size of the detected value from the vibration detection device.
Inventors:
TANAKA HIROAKI (JP)
SUZUKI YUSUKE (JP)
NAKANO HISAMI (JP)
KANARI YASUHIKO (JP)
NARAZAKI AKIHIRO (JP)
MEGURIYA SHUUICHI (JP)
SUZUKI YUSUKE (JP)
NAKANO HISAMI (JP)
KANARI YASUHIKO (JP)
NARAZAKI AKIHIRO (JP)
MEGURIYA SHUUICHI (JP)
Application Number:
PCT/JP2022/011879
Publication Date:
November 03, 2022
Filing Date:
March 16, 2022
Export Citation:
Assignee:
HITACHI CONSTRUCTION MACH CO (JP)
International Classes:
E02F9/22
Domestic Patent References:
| WO2016111148A1 | 2016-07-14 | |||
| WO2014054194A1 | 2014-04-10 |
Foreign References:
| JP2014074315A | 2014-04-24 |
Attorney, Agent or Firm:
KAICHI IP (JP)
Download PDF: