ATE551474T1 - Hydraulische steuervorrichtung für eine bearbeitungsmaschine - Google Patents

Hydraulische steuervorrichtung für eine bearbeitungsmaschine

Info

Publication number
ATE551474T1
ATE551474T1 AT08154274T AT08154274T ATE551474T1 AT E551474 T1 ATE551474 T1 AT E551474T1 AT 08154274 T AT08154274 T AT 08154274T AT 08154274 T AT08154274 T AT 08154274T AT E551474 T1 ATE551474 T1 AT E551474T1
Authority
AT
Austria
Prior art keywords
rotation
valve
prioritizing
control device
hydraulic control
Prior art date
Application number
AT08154274T
Other languages
English (en)
Inventor
Tatsuya Takeshita
Original Assignee
Kobelco Constr 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 Kobelco Constr Machinery Ltd filed Critical Kobelco Constr Machinery Ltd
Application granted granted Critical
Publication of ATE551474T1 publication Critical patent/ATE551474T1/de

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
    • E02F9/08—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
    • E02F9/20—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

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)
AT08154274T 2007-04-10 2008-04-09 Hydraulische steuervorrichtung für eine bearbeitungsmaschine ATE551474T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007102937A JP5066987B2 (ja) 2007-04-10 2007-04-10 油圧ショベルの油圧制御装置

Publications (1)

Publication Number Publication Date
ATE551474T1 true ATE551474T1 (de) 2012-04-15

Family

ID=39522101

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08154274T ATE551474T1 (de) 2007-04-10 2008-04-09 Hydraulische steuervorrichtung für eine bearbeitungsmaschine

Country Status (5)

Country Link
US (1) US7921764B2 (de)
EP (1) EP1980674B1 (de)
JP (1) JP5066987B2 (de)
CN (1) CN101392772B (de)
AT (1) ATE551474T1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5125048B2 (ja) * 2006-09-29 2013-01-23 コベルコ建機株式会社 作業機械の旋回制御装置
JP5388787B2 (ja) * 2009-10-15 2014-01-15 日立建機株式会社 作業機械の油圧システム
KR101637575B1 (ko) * 2009-12-24 2016-07-07 두산인프라코어 주식회사 건설기계의 유압제어장치
CN102296664B (zh) * 2011-06-23 2013-06-05 徐州徐工挖掘机械有限公司 一种挖掘机液压驱动装置
EP2765244A4 (de) 2011-10-07 2015-05-27 Volvo Constr Equip Ab Prioritätssteuersystem für baumaschinen
CN104204546B (zh) * 2012-03-29 2016-01-20 萱场工业株式会社 动力挖掘机的控制阀装置
EP2955284B1 (de) * 2013-02-08 2019-05-08 Doosan Infracore Co., Ltd. Vorrichtung und verfahren zur steuerung einer hydraulikpumpe für bagger
CN103498491B (zh) * 2013-09-29 2015-08-19 山河智能装备股份有限公司 一种挖掘机的斗杆优先控制回路及其控制方法
WO2017164169A1 (ja) * 2016-03-22 2017-09-28 住友建機株式会社 ショベル及びショベル用コントロールバルブ
CN106759622A (zh) * 2017-02-22 2017-05-31 常熟华威履带有限公司 一种动臂优先控制阀路结构及液压挖掘机
WO2018207267A1 (ja) * 2017-05-09 2018-11-15 日立建機株式会社 作業機械
JP6879632B2 (ja) * 2017-07-18 2021-06-02 キャタピラー エス エー アール エル 作業機械の制御装置
JP6687054B2 (ja) 2018-03-29 2020-04-22 コベルコ建機株式会社 旋回式作業機械

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS605928A (ja) 1983-06-23 1985-01-12 Komatsu Ltd パワ−シヨベルの油圧回路装置
JPH0442368Y2 (de) * 1986-05-30 1992-10-06
DE3703297A1 (de) * 1987-02-04 1988-08-18 Fendt & Co Xaver Hydraulikanlage zur betaetigung von arbeitsgeraeten an fahrzeugen
JPH07116721B2 (ja) * 1989-01-31 1995-12-13 油谷重工株式会社 油圧ショベルの油圧回路
IT1255904B (it) * 1991-10-30 1995-11-17 Rexroth Mannesmann Gmbh Disposizione di valvole per il comando indipendente dal carico di piu'utilizzi idraulici
DE4235709A1 (de) 1992-10-22 1994-04-28 Linde Ag Hydrostatisches Antriebssystem
KR950019256A (ko) * 1993-12-30 1995-07-22 김무 스윙 가변 우선이 가능한 중장비용 유압회로
JP3606976B2 (ja) * 1995-12-26 2005-01-05 日立建機株式会社 油圧作業機の油圧制御システム
JP3491600B2 (ja) 2000-04-13 2004-01-26 コベルコ建機株式会社 建設機械の油圧制御回路
JP3532833B2 (ja) * 2000-06-22 2004-05-31 住友建機製造株式会社 油圧ショベルの制御回路
KR101144396B1 (ko) * 2004-12-16 2012-05-11 두산인프라코어 주식회사 굴삭기의 선회복합작업용 유압제어장치
KR101155717B1 (ko) * 2004-12-22 2012-06-12 두산인프라코어 주식회사 굴삭기의 붐-선회 복합동작 유압제어장치

Also Published As

Publication number Publication date
JP2008261373A (ja) 2008-10-30
EP1980674A1 (de) 2008-10-15
JP5066987B2 (ja) 2012-11-07
EP1980674B1 (de) 2012-03-28
US20080250782A1 (en) 2008-10-16
US7921764B2 (en) 2011-04-12
CN101392772A (zh) 2009-03-25
CN101392772B (zh) 2013-05-01

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