DE602007003868D1 - Hydraulische Steuervorrichtung für eine Baumaschine - Google Patents

Hydraulische Steuervorrichtung für eine Baumaschine

Info

Publication number
DE602007003868D1
DE602007003868D1 DE602007003868T DE602007003868T DE602007003868D1 DE 602007003868 D1 DE602007003868 D1 DE 602007003868D1 DE 602007003868 T DE602007003868 T DE 602007003868T DE 602007003868 T DE602007003868 T DE 602007003868T DE 602007003868 D1 DE602007003868 D1 DE 602007003868D1
Authority
DE
Germany
Prior art keywords
travel
working
rotational speed
connection path
control device
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.)
Active
Application number
DE602007003868T
Other languages
English (en)
Inventor
Koji Ueda
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 DE602007003868D1 publication Critical patent/DE602007003868D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • E02F9/2239—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance
    • E02F9/2242—Control of flow rate; Load sensing arrangements using two or more pumps with cross-assistance 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
    • E02F9/225—Control of steering, e.g. for hydraulic motors driving the vehicle tracks
    • 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
    • E02F9/2292—Systems with two or more pumps
    • 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
    • E02F9/2296—Systems with a variable displacement pump

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Lifting Devices For Agricultural Implements (AREA)
DE602007003868T 2006-02-20 2007-01-16 Hydraulische Steuervorrichtung für eine Baumaschine Active DE602007003868D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006042209A JP4380643B2 (ja) 2006-02-20 2006-02-20 作業機械の油圧制御装置

Publications (1)

Publication Number Publication Date
DE602007003868D1 true DE602007003868D1 (de) 2010-02-04

Family

ID=38055500

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007003868T Active DE602007003868D1 (de) 2006-02-20 2007-01-16 Hydraulische Steuervorrichtung für eine Baumaschine

Country Status (6)

Country Link
US (1) US7497080B2 (de)
EP (1) EP1820909B1 (de)
JP (1) JP4380643B2 (de)
CN (1) CN101024967B (de)
AT (1) ATE453023T1 (de)
DE (1) DE602007003868D1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006329248A (ja) * 2005-05-24 2006-12-07 Kobelco Contstruction Machinery Ltd 作業機械の油圧供給装置
JP5293176B2 (ja) * 2008-12-26 2013-09-18 コベルコ建機株式会社 建設機械の油圧制御装置
JP5401992B2 (ja) * 2009-01-06 2014-01-29 コベルコ建機株式会社 ハイブリッド作業機械の動力源装置
JP5383591B2 (ja) * 2010-05-24 2014-01-08 日立建機株式会社 建設機械の油圧駆動装置
US9086143B2 (en) 2010-11-23 2015-07-21 Caterpillar Inc. Hydraulic fan circuit having energy recovery
EP2660479B1 (de) * 2010-12-27 2017-02-22 Volvo Construction Equipment AB Hydraulische pumpe für eine baumaschine
JP5711395B2 (ja) * 2011-03-07 2015-04-30 ボルボ コンストラクション イクイップメント アーベー パイプレイヤ用油圧回路
CN102734112B (zh) * 2011-04-08 2015-06-03 徐州徐工施维英机械有限公司 一种混凝土泵送设备及其混凝土输送液压系统
KR20140034808A (ko) * 2011-06-09 2014-03-20 볼보 컨스트럭션 이큅먼트 에이비 건설기계용 유압시스템
US8863508B2 (en) * 2011-06-28 2014-10-21 Caterpillar Inc. Hydraulic circuit having energy storage and reuse
CN102322454B (zh) * 2011-09-05 2013-03-20 中联重科股份有限公司 混凝土泵送设备及其液压系统
CN102677733B (zh) * 2012-05-23 2014-12-03 徐州徐工挖掘机械有限公司 一种提高挖掘机行走操作直观性的装置及方法
CN102888873B (zh) * 2012-09-12 2015-03-11 徐州徐工挖掘机械有限公司 一种提高挖掘机复合动作时直线行走性能的装置
KR20150114954A (ko) * 2013-02-06 2015-10-13 볼보 컨스트럭션 이큅먼트 에이비 유압식 건설기계
JP6145386B2 (ja) * 2013-10-17 2017-06-14 Ｋｙｂ株式会社 建設機械の流体圧制御装置
EP3222784A4 (de) * 2014-11-20 2018-08-01 Doosan Infracore Co., Ltd. Verfahren zur steuerung eines hydraulikhydraulikkreises für eine baumaschine
KR102350834B1 (ko) * 2014-12-22 2022-01-13 현대두산인프라코어(주) 건설기계의 유압회로 제어 장치 및 방법
CN105257612B (zh) * 2015-11-26 2017-06-16 湖南五新隧道智能装备股份有限公司 一种双动力液压系统及混凝土喷浆车
US10407875B2 (en) * 2017-04-24 2019-09-10 Komatsu Ltd. Control system and work machine
JP6992721B2 (ja) * 2018-09-28 2022-01-13 コベルコ建機株式会社 走行式作業機械の油圧駆動装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6131535A (ja) * 1984-07-20 1986-02-14 Kayaba Ind Co Ltd 建設車両等の油圧制御回路
JPH07122276B2 (ja) * 1989-07-07 1995-12-25 油谷重工株式会社 建設機械の油圧ポンプ制御回路
JP2892939B2 (ja) * 1994-06-28 1999-05-17 日立建機株式会社 油圧掘削機の油圧回路装置
KR100200028B1 (ko) * 1994-10-29 1999-06-15 토니 헬샴 중장비의 직진주행장치
KR960021784A (ko) * 1994-12-28 1996-07-18 김무 중장비의 직진주행장치
JP3013225B2 (ja) * 1995-01-11 2000-02-28 新キャタピラー三菱株式会社 吊り作業制御装置
JP4111286B2 (ja) 1998-06-30 2008-07-02 コベルコ建機株式会社 建設機械の走行制御方法及び同装置
JP2000170212A (ja) * 1998-07-07 2000-06-20 Yutani Heavy Ind Ltd 作業機械の油圧制御装置
DE60143863D1 (de) * 2000-05-23 2011-02-24 Kobelco Constr Machinery Ltd Baumaschine
JP2006329341A (ja) * 2005-05-26 2006-12-07 Kobelco Contstruction Machinery Ltd 作業機械の油圧制御装置

Also Published As

Publication number Publication date
US20070193261A1 (en) 2007-08-23
JP2007218028A (ja) 2007-08-30
EP1820909A3 (de) 2007-09-19
US7497080B2 (en) 2009-03-03
EP1820909A2 (de) 2007-08-22
JP4380643B2 (ja) 2009-12-09
CN101024967B (zh) 2010-05-26
EP1820909B1 (de) 2009-12-23
CN101024967A (zh) 2007-08-29
ATE453023T1 (de) 2010-01-15

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Legal Events

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