EP4230803A4 - Excavator and control method for excavator - Google Patents

Excavator and control method for excavator Download PDF

Info

Publication number
EP4230803A4
EP4230803A4 EP21881606.4A EP21881606A EP4230803A4 EP 4230803 A4 EP4230803 A4 EP 4230803A4 EP 21881606 A EP21881606 A EP 21881606A EP 4230803 A4 EP4230803 A4 EP 4230803A4
Authority
EP
European Patent Office
Prior art keywords
excavator
control method
control
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
EP21881606.4A
Other languages
German (de)
French (fr)
Other versions
EP4230803A1 (en
Inventor
Wei Xiang
Qianzhi XU
Pengju ZHOU
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.)
Sany Heavy Machinery Ltd
Original Assignee
Sany Heavy Machinery 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 Sany Heavy Machinery Ltd filed Critical Sany Heavy Machinery Ltd
Publication of EP4230803A1 publication Critical patent/EP4230803A1/en
Publication of EP4230803A4 publication Critical patent/EP4230803A4/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
    • E02F3/28—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
    • E02F3/436—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like for keeping the dipper in the horizontal position, e.g. self-levelling
    • 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
    • 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
    • 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
    • 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
    • E02F3/425—Drive systems 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
    • E02F3/28—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
    • E02F3/28—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
    • E02F3/437—Control of dipper or bucket position; Control of sequence of drive operations for dipper-arms, backhoes or the like providing automatic sequences of movements, e.g. linear excavation, keeping dipper angle constant
    • 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
    • E02F3/439—Automatic repositioning of the implement, e.g. automatic dumping, auto-return

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Paleontology (AREA)
  • Operation Control Of Excavators (AREA)
EP21881606.4A 2020-10-19 2021-07-15 Excavator and control method for excavator Pending EP4230803A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202011119205.3A CN112281940B (en) 2020-10-19 2020-10-19 A control method of an excavator and an excavator
PCT/CN2021/106431 WO2022083186A1 (en) 2020-10-19 2021-07-15 Excavator and control method for excavator

Publications (2)

Publication Number Publication Date
EP4230803A1 EP4230803A1 (en) 2023-08-23
EP4230803A4 true EP4230803A4 (en) 2024-03-20

Family

ID=74497650

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21881606.4A Pending EP4230803A4 (en) 2020-10-19 2021-07-15 Excavator and control method for excavator

Country Status (4)

Country Link
US (1) US20240218636A1 (en)
EP (1) EP4230803A4 (en)
CN (1) CN112281940B (en)
WO (1) WO2022083186A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111364534B (en) * 2020-04-24 2023-07-14 三一重机有限公司 A stick device and its control method, excavator
CN112281940B (en) * 2020-10-19 2022-09-09 三一重机有限公司 A control method of an excavator and an excavator
CN113152562A (en) * 2021-03-30 2021-07-23 中联重科股份有限公司 Method and device for controlling dredging equipment, controller and dredging equipment
CN113293813B (en) * 2021-06-30 2022-12-23 三一重机有限公司 Control method of excavator and excavator
CN117418578B (en) * 2023-10-30 2026-01-30 徐州徐工挖掘机械有限公司 A method for controlling an inclined bucket

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4805086A (en) * 1987-04-24 1989-02-14 Laser Alignment, Inc. Apparatus and method for controlling a hydraulic excavator
US5308219A (en) * 1990-09-29 1994-05-03 Samsung Heavy Industries Co., Ltd. Process for automatically controlling actuators of excavator
EP0741823B1 (en) * 1994-11-29 1999-09-29 Shin Caterpillar Mitsubishi Ltd. Method of controlling bucket angle of hydraulic shovel
US9556583B2 (en) * 2012-09-25 2017-01-31 Volvo Construction Equipment Ab Automatic grading system for construction machine and method for controlling the same

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56105030A (en) * 1980-01-22 1981-08-21 Komatsu Ltd Automatic controller for working machine
JPS5952255B2 (en) * 1982-06-07 1984-12-19 株式会社小松製作所 Automatic excavation control device for power shovel
JPH083187B2 (en) * 1985-10-08 1996-01-17 株式会社小松製作所 Power shovel bucket angle controller
US7222444B2 (en) * 2004-10-21 2007-05-29 Deere & Company Coordinated linkage system for a work vehicle
CN101481918A (en) * 2009-01-08 2009-07-15 三一重机有限公司 Control method and control device for hydraulic shovel scraper bucket
CN102041824B (en) * 2010-12-09 2012-08-29 三一重机有限公司 Automatic control system and control method of working device of excavator
KR101729050B1 (en) * 2013-04-12 2017-05-02 가부시키가이샤 고마쓰 세이사쿠쇼 Control system and control method for construction machine
CN103321269B (en) * 2013-06-26 2017-01-18 合肥汇众知识产权管理有限公司 Method for controlling excavator in flat ground mode
WO2015186180A1 (en) * 2014-06-02 2015-12-10 株式会社小松製作所 Construction machine control system, construction machine, and construction machine control method
KR101759409B1 (en) * 2015-02-02 2017-07-18 가부시키가이샤 고마쓰 세이사쿠쇼 Work vehicle and method of controlling work vehicle
WO2017168686A1 (en) * 2016-03-31 2017-10-05 日立建機株式会社 Drive control device of construction machine
CN110777862A (en) * 2019-10-16 2020-02-11 南宁学院 Loader working device with motor controlling bucket rotating bucket
CN111395441A (en) * 2020-04-27 2020-07-10 徐州徐工铁路装备有限公司 Intelligent resistance reduction control system and control method for underground carry scraper
CN112281940B (en) * 2020-10-19 2022-09-09 三一重机有限公司 A control method of an excavator and an excavator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4805086A (en) * 1987-04-24 1989-02-14 Laser Alignment, Inc. Apparatus and method for controlling a hydraulic excavator
US5308219A (en) * 1990-09-29 1994-05-03 Samsung Heavy Industries Co., Ltd. Process for automatically controlling actuators of excavator
EP0741823B1 (en) * 1994-11-29 1999-09-29 Shin Caterpillar Mitsubishi Ltd. Method of controlling bucket angle of hydraulic shovel
US9556583B2 (en) * 2012-09-25 2017-01-31 Volvo Construction Equipment Ab Automatic grading system for construction machine and method for controlling the same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022083186A1 *

Also Published As

Publication number Publication date
EP4230803A1 (en) 2023-08-23
WO2022083186A1 (en) 2022-04-28
CN112281940B (en) 2022-09-09
US20240218636A1 (en) 2024-07-04
CN112281940A (en) 2021-01-29

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