EP3995631A4 - Work machine - Google Patents

Work machine Download PDF

Info

Publication number
EP3995631A4
EP3995631A4 EP20854849.5A EP20854849A EP3995631A4 EP 3995631 A4 EP3995631 A4 EP 3995631A4 EP 20854849 A EP20854849 A EP 20854849A EP 3995631 A4 EP3995631 A4 EP 3995631A4
Authority
EP
European Patent Office
Prior art keywords
work machine
work
machine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20854849.5A
Other languages
German (de)
French (fr)
Other versions
EP3995631A1 (en
Inventor
Tomofumi OKADA
Kiyokazu Tanaka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kobelco Construction Machinery Co Ltd
Original Assignee
Kobelco Construction Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kobelco Construction Machinery Co Ltd filed Critical Kobelco Construction Machinery Co Ltd
Publication of EP3995631A1 publication Critical patent/EP3995631A1/en
Publication of EP3995631A4 publication Critical patent/EP3995631A4/en
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
    • E02F3/965—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements of metal-cutting or concrete-crushing implements
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/40—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets
    • E02F3/413—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device
    • E02F3/4135—Dippers; Buckets ; Grab devices, e.g. manufacturing processes for buckets, form, geometry or material of buckets with grabbing device with grabs mounted directly on a boom
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/08—Superstructures; Supports for superstructures
    • E02F9/10—Supports for movable superstructures mounted on travelling or walking gears or on other superstructures
    • E02F9/12—Slewing or traversing gears
    • E02F9/121—Turntables, i.e. structure rotatable about 360°
    • E02F9/123—Drives or control devices specially adapted therefor
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/26—Indicating devices
    • E02F9/264—Sensors and their calibration for indicating the position of the work tool
    • E02F9/265—Sensors and their calibration for indicating the position of the work tool with follow-up actions (e.g. control signals sent to actuate the work tool)
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/28—Dredgers; Soil-shifting machines mechanically-driven with digging tools mounted on a dipper- or bucket-arm, i.e. there is either one arm or a pair of arms, e.g. dippers, buckets
    • E02F3/36—Component parts
    • E02F3/42—Drives for dippers, buckets, dipper-arms or bucket-arms
    • E02F3/43—Control of dipper or bucket position; Control of sequence of drive operations
    • E02F3/435—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
    • E02F3/963—Arrangements on backhoes for alternate use of different tools
    • E02F3/964—Arrangements on backhoes for alternate use of different tools of several tools mounted on one machine

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Operation Control Of Excavators (AREA)
  • Crushing And Grinding (AREA)
EP20854849.5A 2019-08-21 2020-04-13 Work machine Pending EP3995631A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019151079A JP7318414B2 (en) 2019-08-21 2019-08-21 working machine
PCT/JP2020/016300 WO2021033365A1 (en) 2019-08-21 2020-04-13 Work machine

Publications (2)

Publication Number Publication Date
EP3995631A1 EP3995631A1 (en) 2022-05-11
EP3995631A4 true EP3995631A4 (en) 2022-09-07

Family

ID=74660806

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20854849.5A Pending EP3995631A4 (en) 2019-08-21 2020-04-13 Work machine

Country Status (5)

Country Link
US (1) US20220275602A1 (en)
EP (1) EP3995631A4 (en)
JP (1) JP7318414B2 (en)
CN (1) CN114258447A (en)
WO (1) WO2021033365A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130302124A1 (en) * 2011-03-24 2013-11-14 Toru Matsuyama Excavation control system and construction machine
US20160258135A1 (en) * 2014-09-10 2016-09-08 Komatsu Ltd. Work vehicle
US20170268198A1 (en) * 2016-03-17 2017-09-21 Komatsu Ltd. Control system for work vehicle, control method, and work vehicle

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1018353A (en) * 1996-07-01 1998-01-20 Hitachi Constr Mach Co Ltd Remote control work machine
JP2000284849A (en) 1999-03-31 2000-10-13 Kobe Steel Ltd Controls
JP4430574B2 (en) * 2005-04-18 2010-03-10 日立建機株式会社 Gripping force control device and work machine
JP2008255597A (en) * 2007-04-02 2008-10-23 Hitachi Constr Mach Co Ltd Working machine
JP5145159B2 (en) 2008-08-04 2013-02-13 東急建設株式会社 Work machine
JP2010189921A (en) 2009-02-18 2010-09-02 Caterpillar Japan Ltd Working device control circuit and working machine
JP5314573B2 (en) 2009-11-12 2013-10-16 株式会社神戸製鋼所 Control device and dismantling machine equipped with the same
JP5600830B2 (en) 2010-11-05 2014-10-08 日立建機株式会社 Operation control device for work machine
JP2015074052A (en) * 2013-10-09 2015-04-20 日立建機株式会社 Double-arm work machine
US9540793B2 (en) 2014-05-30 2017-01-10 Komatsu Ltd. Work machine control system, work machine, and work machine control method
JP6477259B2 (en) 2015-05-28 2019-03-06 コベルコ建機株式会社 Construction machinery
JP6522441B2 (en) * 2015-06-29 2019-05-29 日立建機株式会社 Work support system for work machine
JP6572156B2 (en) * 2016-03-02 2019-09-04 株式会社神戸製鋼所 Construction equipment interference prevention device
WO2018179385A1 (en) * 2017-03-31 2018-10-04 日立建機株式会社 Construction machinery
JP6807290B2 (en) 2017-09-14 2021-01-06 日立建機株式会社 Work machine
JP6752186B2 (en) 2017-09-26 2020-09-09 日立建機株式会社 Work machine
JP7155516B2 (en) 2017-12-20 2022-10-19 コベルコ建機株式会社 construction machinery
FI129250B (en) * 2018-07-12 2021-10-15 Novatron Oy Control system for controlling a tool of a machine

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130302124A1 (en) * 2011-03-24 2013-11-14 Toru Matsuyama Excavation control system and construction machine
US20160258135A1 (en) * 2014-09-10 2016-09-08 Komatsu Ltd. Work vehicle
US20170268198A1 (en) * 2016-03-17 2017-09-21 Komatsu Ltd. Control system for work vehicle, control method, and work vehicle

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021033365A1 *

Also Published As

Publication number Publication date
CN114258447A (en) 2022-03-29
WO2021033365A1 (en) 2021-02-25
US20220275602A1 (en) 2022-09-01
JP7318414B2 (en) 2023-08-01
JP2021031899A (en) 2021-03-01
EP3995631A1 (en) 2022-05-11

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