JP4493175B2 - 油圧式掘削車輌 - Google Patents
油圧式掘削車輌 Download PDFInfo
- Publication number
- JP4493175B2 JP4493175B2 JP2000229301A JP2000229301A JP4493175B2 JP 4493175 B2 JP4493175 B2 JP 4493175B2 JP 2000229301 A JP2000229301 A JP 2000229301A JP 2000229301 A JP2000229301 A JP 2000229301A JP 4493175 B2 JP4493175 B2 JP 4493175B2
- Authority
- JP
- Japan
- Prior art keywords
- work mode
- pressure compensation
- hydraulic cylinder
- work
- arm
- 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
Links
Images
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
-
- 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
- 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
- E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
- E02F3/965—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements of metal-cutting or concrete-crushing implements
-
- 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
- E02F9/2221—Control of flow rate; Load sensing arrangements
- E02F9/2232—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps
- E02F9/2235—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps 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
- E02F9/2296—Systems with a variable displacement pump
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Operation Control Of Excavators (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000229301A JP4493175B2 (ja) | 2000-07-28 | 2000-07-28 | 油圧式掘削車輌 |
US09/910,851 US20020011013A1 (en) | 2000-07-28 | 2001-07-24 | Hydraulic excavating mobile machine |
KR1020010045018A KR100806269B1 (ko) | 2000-07-28 | 2001-07-26 | 유압식 굴삭차량 |
CNB011246529A CN1157515C (zh) | 2000-07-28 | 2001-07-27 | 油压式挖掘车辆 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000229301A JP4493175B2 (ja) | 2000-07-28 | 2000-07-28 | 油圧式掘削車輌 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2002038533A JP2002038533A (ja) | 2002-02-06 |
JP4493175B2 true JP4493175B2 (ja) | 2010-06-30 |
Family
ID=18722445
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000229301A Expired - Fee Related JP4493175B2 (ja) | 2000-07-28 | 2000-07-28 | 油圧式掘削車輌 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20020011013A1 (zh) |
JP (1) | JP4493175B2 (zh) |
KR (1) | KR100806269B1 (zh) |
CN (1) | CN1157515C (zh) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10332120A1 (de) * | 2003-07-15 | 2005-02-03 | Bosch Rexroth Ag | Steueranordnung und Verfahren zur Ansteuerung von wenigstens zwei hydraulischen Verbrauchern |
GB2417943B (en) * | 2004-09-08 | 2008-10-15 | Bamford Excavators Ltd | Material handling vehicle |
CN100362247C (zh) * | 2004-12-17 | 2008-01-16 | 卢永松 | 带负荷敏感双泵合流型多路比例操纵阀 |
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 |
CN101070707B (zh) * | 2007-05-29 | 2011-06-15 | 三一重机有限公司 | 一种挖掘机回转控制方法和系统 |
US9299247B2 (en) * | 2008-01-14 | 2016-03-29 | Caterpillar Inc. | System and method for adjusting machine parameters |
DE102010023435A1 (de) * | 2010-06-11 | 2011-12-15 | Toni Kiesel | Verfahren zur Ansteuerung eines hydraulisch bewegbaren Auslegers eines Arbeitsgerätes sowie ein Arbeitsgerät |
DE102011106307A1 (de) * | 2011-07-01 | 2013-01-03 | Robert Bosch Gmbh | Steueranordnung und Verfahren zum Ansteuern von mehreren hydraulischen Verbrauchern |
CN103857844B (zh) * | 2011-10-05 | 2016-11-23 | 沃尔沃建造设备有限公司 | 用于控制使用挖掘机的土地平整工作的系统 |
WO2019187519A1 (ja) * | 2018-03-30 | 2019-10-03 | 住友建機株式会社 | ショベル、情報処理装置 |
DE102018206271A1 (de) * | 2018-04-24 | 2019-10-24 | Putzmeister Engineering Gmbh | Verfahren zur Bewegungssteuerung eines Masts und Arbeitsmaschine |
JP7123735B2 (ja) * | 2018-10-23 | 2022-08-23 | ヤンマーパワーテクノロジー株式会社 | 建設機械及び建設機械の制御システム |
CN110230334A (zh) * | 2019-06-11 | 2019-09-13 | 徐州徐工挖掘机械有限公司 | 一种液压挖掘机智能平地装置及其控制方法 |
JP7149917B2 (ja) * | 2019-09-30 | 2022-10-07 | 日立建機株式会社 | 作業機械 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0437974Y2 (zh) * | 1986-01-10 | 1992-09-07 | ||
JPH0776862A (ja) * | 1993-09-06 | 1995-03-20 | Hitachi Constr Mach Co Ltd | 建設機械の油圧駆動装置 |
JP2615207B2 (ja) * | 1988-07-08 | 1997-05-28 | 日立建機株式会社 | 油圧駆動装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2863599B2 (ja) * | 1990-04-09 | 1999-03-03 | 油谷重工株式会社 | 油圧式作業用機械の制御装置 |
JPH07190004A (ja) * | 1993-12-28 | 1995-07-28 | Hitachi Constr Mach Co Ltd | 建設機械の油圧制御装置 |
JP3394581B2 (ja) * | 1994-02-21 | 2003-04-07 | 日立建機株式会社 | 建設機械の油圧制御装置 |
KR0145446B1 (ko) * | 1994-07-07 | 1998-07-15 | 안시환 | 이축배향 폴리에스테르 필름 |
JPH11315806A (ja) * | 1998-03-04 | 1999-11-16 | Komatsu Ltd | 油圧駆動装置 |
-
2000
- 2000-07-28 JP JP2000229301A patent/JP4493175B2/ja not_active Expired - Fee Related
-
2001
- 2001-07-24 US US09/910,851 patent/US20020011013A1/en not_active Abandoned
- 2001-07-26 KR KR1020010045018A patent/KR100806269B1/ko not_active IP Right Cessation
- 2001-07-27 CN CNB011246529A patent/CN1157515C/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0437974Y2 (zh) * | 1986-01-10 | 1992-09-07 | ||
JP2615207B2 (ja) * | 1988-07-08 | 1997-05-28 | 日立建機株式会社 | 油圧駆動装置 |
JPH0776862A (ja) * | 1993-09-06 | 1995-03-20 | Hitachi Constr Mach Co Ltd | 建設機械の油圧駆動装置 |
Also Published As
Publication number | Publication date |
---|---|
CN1157515C (zh) | 2004-07-14 |
JP2002038533A (ja) | 2002-02-06 |
US20020011013A1 (en) | 2002-01-31 |
CN1336469A (zh) | 2002-02-20 |
KR20020010515A (ko) | 2002-02-04 |
KR100806269B1 (ko) | 2008-02-22 |
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