DE69821295D1 - Betriebssteuerungsvorrichtung für einen bagger mit drei gelenken - Google Patents

Betriebssteuerungsvorrichtung für einen bagger mit drei gelenken

Info

Publication number
DE69821295D1
DE69821295D1 DE69821295T DE69821295T DE69821295D1 DE 69821295 D1 DE69821295 D1 DE 69821295D1 DE 69821295 T DE69821295 T DE 69821295T DE 69821295 T DE69821295 T DE 69821295T DE 69821295 D1 DE69821295 D1 DE 69821295D1
Authority
DE
Germany
Prior art keywords
control device
operating control
joint excavator
excavator
joint
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.)
Expired - Fee Related
Application number
DE69821295T
Other languages
English (en)
Other versions
DE69821295T2 (de
Inventor
Morio Oshina
Mitsuo Sonoda
Eiji Egawa
Junji Tsumura
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.)
Hitachi Construction Machinery Co Ltd
Original Assignee
Hitachi 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 Hitachi Construction Machinery Co Ltd filed Critical Hitachi Construction Machinery Co Ltd
Application granted granted Critical
Publication of DE69821295D1 publication Critical patent/DE69821295D1/de
Publication of DE69821295T2 publication Critical patent/DE69821295T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • E02F3/30—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 dipper-arm pivoted on a cantilever beam, i.e. boom
    • E02F3/301—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 dipper-arm pivoted on a cantilever beam, i.e. boom with more than two arms (boom included), e.g. two-part boom with additional dipper-arm
    • 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
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2225—Control of flow rate; Load sensing arrangements using pressure-compensating valves
    • E02F9/2228—Control of flow rate; Load sensing arrangements using pressure-compensating valves including an electronic controller
    • 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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2285—Pilot-operated systems
    • 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)

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Operation Control Of Excavators (AREA)
  • Mechanical Control Devices (AREA)
DE69821295T 1997-02-17 1998-02-16 Betriebssteuerungsvorrichtung für einen bagger mit drei gelenken Expired - Fee Related DE69821295T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3217197 1997-02-17
PCT/JP1998/000616 WO1998036132A1 (fr) 1997-02-17 1998-02-16 Dispositif de commande du fonctionnement d'une excavatrice du type a trois articulations

Publications (2)

Publication Number Publication Date
DE69821295D1 true DE69821295D1 (de) 2004-03-04
DE69821295T2 DE69821295T2 (de) 2004-10-21

Family

ID=12351501

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69821295T Expired - Fee Related DE69821295T2 (de) 1997-02-17 1998-02-16 Betriebssteuerungsvorrichtung für einen bagger mit drei gelenken

Country Status (7)

Country Link
US (1) US6079131A (de)
EP (1) EP0894902B1 (de)
JP (1) JP3822646B2 (de)
KR (1) KR100324292B1 (de)
CN (1) CN1082117C (de)
DE (1) DE69821295T2 (de)
WO (1) WO1998036132A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000034745A (ja) * 1998-05-11 2000-02-02 Shin Caterpillar Mitsubishi Ltd 建設機械
DE112005001879B4 (de) * 2004-08-02 2019-03-14 Komatsu Ltd. Steuerungsvorrichtung und Steuerungsverfahren für Fluiddruckstellantrieb
KR101151562B1 (ko) * 2004-12-29 2012-05-30 두산인프라코어 주식회사 휠로더의 유압펌프 제어장치
US7210292B2 (en) * 2005-03-30 2007-05-01 Caterpillar Inc Hydraulic system having variable back pressure control
JP4827789B2 (ja) * 2007-04-18 2011-11-30 カヤバ工業株式会社 油圧アクチュエータ速度制御装置
US8244438B2 (en) * 2008-01-31 2012-08-14 Caterpillar Inc. Tool control system
CN102080391B (zh) * 2010-12-10 2012-02-01 广西大学 一种机械式电动挖掘机构
US8858151B2 (en) * 2011-08-16 2014-10-14 Caterpillar Inc. Machine having hydraulically actuated implement system with down force control, and method
JP5529241B2 (ja) * 2012-11-20 2014-06-25 株式会社小松製作所 作業機械および作業機械の作業量計測方法
JP7269143B2 (ja) * 2019-09-26 2023-05-08 日立建機株式会社 作業機械
CN112128176B (zh) * 2020-08-27 2022-04-19 中联重科股份有限公司 基于位移检测的工程机械动力调整方法及液压动力系统

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5019761A (en) * 1989-02-21 1991-05-28 Kraft Brett W Force feedback control for backhoe
JP2732976B2 (ja) * 1992-02-10 1998-03-30 日立建機株式会社 多関節形作業機械用油圧制御装置
DE4491979T1 (de) * 1993-03-26 1996-03-07 Komatsu Mfg Co Ltd Steuereinrichtung für eine Hydraulikantriebsmaschine
JP3364303B2 (ja) * 1993-12-24 2003-01-08 株式会社小松製作所 作業機械の制御装置

Also Published As

Publication number Publication date
DE69821295T2 (de) 2004-10-21
CN1217761A (zh) 1999-05-26
KR20000064927A (ko) 2000-11-06
EP0894902B1 (de) 2004-01-28
EP0894902A4 (de) 2000-06-14
CN1082117C (zh) 2002-04-03
EP0894902A1 (de) 1999-02-03
US6079131A (en) 2000-06-27
JP3822646B2 (ja) 2006-09-20
WO1998036132A1 (fr) 1998-08-20
KR100324292B1 (ko) 2002-04-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee