EP4467727A4 - Engin de chantier et procédé de commande d'un engin de chantier - Google Patents

Engin de chantier et procédé de commande d'un engin de chantier

Info

Publication number
EP4467727A4
EP4467727A4 EP23778802.1A EP23778802A EP4467727A4 EP 4467727 A4 EP4467727 A4 EP 4467727A4 EP 23778802 A EP23778802 A EP 23778802A EP 4467727 A4 EP4467727 A4 EP 4467727A4
Authority
EP
European Patent Office
Prior art keywords
work machine
controlling
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
EP23778802.1A
Other languages
German (de)
English (en)
Other versions
EP4467727A1 (fr
Inventor
Motoki Koyama
Hiroyuki Aratame
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.)
Komatsu Ltd
Original Assignee
Komatsu 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 Komatsu Ltd filed Critical Komatsu Ltd
Publication of EP4467727A1 publication Critical patent/EP4467727A1/fr
Publication of EP4467727A4 publication Critical patent/EP4467727A4/fr
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
    • E02F3/28—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
    • E02F3/431—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like
    • E02F3/434—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers or the like providing automatic sequences of movements, e.g. automatic dumping or loading, automatic return-to-dig
    • 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
    • E02F3/431—Control of dipper or bucket position; Control of sequence of drive operations for bucket-arms, front-end loaders, dumpers 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
    • E02F3/28—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
    • E02F3/283—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 with a single arm pivoted directly on the chassis
    • 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
    • E02F9/20—Drives; Control devices
    • E02F9/2058—Electric or electro-mechanical or mechanical control devices of vehicle sub-units
    • E02F9/2079—Control of mechanical transmission
    • 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
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2253—Controlling the travelling speed of vehicles, e.g. adjusting travelling speed according to implement loads, control of hydrostatic transmission
    • 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
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Operation Control Of Excavators (AREA)
EP23778802.1A 2022-03-31 2023-01-27 Engin de chantier et procédé de commande d'un engin de chantier Pending EP4467727A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022059934A JP7541544B2 (ja) 2022-03-31 2022-03-31 作業機械および作業機械の制御方法
PCT/JP2023/002552 WO2023188764A1 (fr) 2022-03-31 2023-01-27 Engin de chantier et procédé de commande d'un engin de chantier

Publications (2)

Publication Number Publication Date
EP4467727A1 EP4467727A1 (fr) 2024-11-27
EP4467727A4 true EP4467727A4 (fr) 2026-01-07

Family

ID=88200271

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23778802.1A Pending EP4467727A4 (fr) 2022-03-31 2023-01-27 Engin de chantier et procédé de commande d'un engin de chantier

Country Status (5)

Country Link
US (1) US20250188703A1 (fr)
EP (1) EP4467727A4 (fr)
JP (1) JP7541544B2 (fr)
CN (1) CN118679294A (fr)
WO (1) WO2023188764A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025127281A (ja) * 2024-02-20 2025-09-01 株式会社小松製作所 作業機械、作業機械を含むシステム、および作業機械の制御方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015040422A (ja) * 2013-08-22 2015-03-02 日立建機株式会社 建設機械の表示装置
US20170002540A1 (en) * 2015-07-02 2017-01-05 Caterpillar Inc. Excavation system having adaptive dig control
JP2021143555A (ja) * 2020-03-13 2021-09-24 株式会社小松製作所 作業システム、コンピュータによって実行される方法、学習済みの姿勢推定モデルの製造方法、および学習用データ

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102493519B (zh) 2011-11-22 2014-06-18 广西柳工机械股份有限公司 装载机自动变速控制系统及控制方法
JP7388954B2 (ja) 2020-03-11 2023-11-29 株式会社小松製作所 操作ガイド装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015040422A (ja) * 2013-08-22 2015-03-02 日立建機株式会社 建設機械の表示装置
US20170002540A1 (en) * 2015-07-02 2017-01-05 Caterpillar Inc. Excavation system having adaptive dig control
JP2021143555A (ja) * 2020-03-13 2021-09-24 株式会社小松製作所 作業システム、コンピュータによって実行される方法、学習済みの姿勢推定モデルの製造方法、および学習用データ

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2023188764A1 *

Also Published As

Publication number Publication date
US20250188703A1 (en) 2025-06-12
CN118679294A (zh) 2024-09-20
JP7541544B2 (ja) 2024-08-28
JP2023150704A (ja) 2023-10-16
EP4467727A1 (fr) 2024-11-27
WO2023188764A1 (fr) 2023-10-05

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Ipc: E02F 3/43 20060101AFI20251128BHEP

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