ITMI912587A1 - Sistema d'azionamento automatico per attuatori di escavatore - Google Patents

Sistema d'azionamento automatico per attuatori di escavatore

Info

Publication number
ITMI912587A1
ITMI912587A1 IT002587A ITMI912587A ITMI912587A1 IT MI912587 A1 ITMI912587 A1 IT MI912587A1 IT 002587 A IT002587 A IT 002587A IT MI912587 A ITMI912587 A IT MI912587A IT MI912587 A1 ITMI912587 A1 IT MI912587A1
Authority
IT
Italy
Prior art keywords
drive system
automatic drive
excavator
actuators
excavator actuators
Prior art date
Application number
IT002587A
Other languages
English (en)
Inventor
Dong Hoang Bong
Ug Jo Jang
Han Lee Jin
Tae Kim Jin
Kyung Kim Ju
Tae Jeong Sang
Original Assignee
Samsung Heavy Ind
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
Priority claimed from KR1019900015861A external-priority patent/KR940000244B1/ko
Priority claimed from KR1019900017387A external-priority patent/KR940000246B1/ko
Priority claimed from KR1019900017672A external-priority patent/KR950004017B1/ko
Priority claimed from KR1019900018304A external-priority patent/KR950004023B1/ko
Priority claimed from KR1019900022389A external-priority patent/KR950002127B1/ko
Priority claimed from KR1019910007081A external-priority patent/KR930009918B1/ko
Application filed by Samsung Heavy Ind filed Critical Samsung Heavy Ind
Publication of ITMI912587A0 publication Critical patent/ITMI912587A0/it
Publication of ITMI912587A1 publication Critical patent/ITMI912587A1/it
Application granted granted Critical
Publication of IT1251898B publication Critical patent/IT1251898B/it

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • 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
    • 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
    • E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Operation Control Of Excavators (AREA)
ITMI912587A 1990-09-29 1991-09-27 Sistema d'azionamento automatico per attuatori di escavatore IT1251898B (it)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
KR1019900015861A KR940000244B1 (ko) 1990-09-29 1990-09-29 굴삭기의 버킷제어방법
KR1019900017387A KR940000246B1 (ko) 1990-10-29 1990-10-29 굴삭기 버킷의 자세유지 제어방법
KR1019900017672A KR950004017B1 (ko) 1990-11-01 1990-11-01 굴삭기의 최적작동유량제어장치 및 그 제어방법
KR1019900018304A KR950004023B1 (ko) 1990-11-13 1990-11-13 중장비의 액튜에이터 작동범위제한장치 및 그 제한방법
KR1019900022389A KR950002127B1 (ko) 1990-12-29 1990-12-29 굴삭기의 정지작업 제어방법
KR1019910007081A KR930009918B1 (ko) 1991-05-02 1991-05-02 액튜에이터 자동프리런닝시스템

Publications (3)

Publication Number Publication Date
ITMI912587A0 ITMI912587A0 (it) 1991-09-27
ITMI912587A1 true ITMI912587A1 (it) 1993-03-27
IT1251898B IT1251898B (it) 1995-05-26

Family

ID=27555047

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI912587A IT1251898B (it) 1990-09-29 1991-09-27 Sistema d'azionamento automatico per attuatori di escavatore

Country Status (5)

Country Link
US (1) US5308219A (it)
DE (1) DE4132597C2 (it)
FR (1) FR2667407B1 (it)
GB (1) GB2251232B (it)
IT (1) IT1251898B (it)

Families Citing this family (33)

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JP2566745B2 (ja) * 1994-04-29 1996-12-25 三星重工業株式会社 電子制御油圧掘削機の自動平坦作業方法
CA2125375C (en) * 1994-06-07 1999-04-20 Andrew Dasys Tactile control for automated bucket loading
US5528843A (en) * 1994-08-18 1996-06-25 Caterpillar Inc. Control system for automatically controlling a work implement of an earthworking machine to capture material
US5924516A (en) * 1996-01-16 1999-07-20 Clark Equipment Company Electronic controls on a skid steer loader
US5704429A (en) * 1996-03-30 1998-01-06 Samsung Heavy Industries Co., Ltd. Control system of an excavator
JP3571142B2 (ja) * 1996-04-26 2004-09-29 日立建機株式会社 建設機械の軌跡制御装置
US5933346A (en) * 1996-06-05 1999-08-03 Topcon Laser Systems, Inc. Bucket depth and angle controller for excavator
US6169948B1 (en) * 1996-06-26 2001-01-02 Hitachi Construction Machinery Co., Ltd. Front control system, area setting method and control panel for construction machine
KR19980041620A (ko) * 1996-11-30 1998-08-17 이해규 건설 기계의 제어시스템
CN1166841C (zh) * 1998-03-18 2004-09-15 日立建机株式会社 自动操作的挖土机和包括该挖土机的石头压碎***
US6305419B1 (en) 2000-07-14 2001-10-23 Clark Equipment Company Variable pilot pressure control for pilot valves
DE60226760D1 (de) * 2001-10-22 2008-07-03 Yanmar Co Ltd Fahrzeug mit hydraulikgetriebe
US7093383B2 (en) * 2004-03-26 2006-08-22 Husco International Inc. Automatic hydraulic load leveling system for a work vehicle
US7949449B2 (en) * 2007-12-19 2011-05-24 Caterpillar Inc. Constant work tool angle control
US8244438B2 (en) * 2008-01-31 2012-08-14 Caterpillar Inc. Tool control system
US8866470B2 (en) * 2011-12-19 2014-10-21 Harnischfeger Technologies, Inc. Permanent magnet inclinometer for an industrial machine
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
US20150370254A1 (en) * 2013-02-08 2015-12-24 Chun-Han Lee Construction Equipment Driving Control Method
US9822507B2 (en) * 2014-12-02 2017-11-21 Cnh Industrial America Llc Work vehicle with enhanced implement position control and bi-directional self-leveling functionality
EP3242977B1 (en) * 2015-01-07 2019-10-02 Volvo Construction Equipment AB Control method for controlling an excavator and excavator comprising a control unit implementing such a control method
WO2017038772A1 (ja) * 2015-08-31 2017-03-09 住友重機械工業株式会社 ショベル
JP6884702B2 (ja) * 2015-09-16 2021-06-09 住友重機械工業株式会社 ショベル
JP7001350B2 (ja) * 2017-02-20 2022-01-19 株式会社小松製作所 作業車両および作業車両の制御方法
JP6876623B2 (ja) * 2017-07-14 2021-05-26 株式会社小松製作所 作業機械および作業機械の制御方法
JP7297491B2 (ja) * 2019-03-27 2023-06-26 株式会社加藤製作所 建設機械の操作装置
US11629735B2 (en) 2020-01-28 2023-04-18 Caterpillar Paving Products Inc. Milling machine having a fluid flow based height measurement system
US11692563B2 (en) 2020-01-28 2023-07-04 Caterpillar Paving Products Inc. Milling machine having a valve current based height measurement system
US11578737B2 (en) * 2020-03-12 2023-02-14 Caterpillar Paving Products Inc. Distance based actuator velocity calibration system
US11566387B2 (en) * 2020-03-12 2023-01-31 Caterpillar Paving Products Inc. Relative velocity based actuator velocity calibration system
US20210324603A1 (en) * 2020-04-16 2021-10-21 Deere & Company Apparatus and method for an excavator
CN112281940B (zh) * 2020-10-19 2022-09-09 三一重机有限公司 一种挖掘机和挖掘机的控制方法

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Publication number Priority date Publication date Assignee Title
DK122470B (da) * 1964-11-21 1972-03-06 Elektrohydraulische Anlagen An Manøvremekanisme til hydrauliske anlæg.
US3414146A (en) * 1966-08-11 1968-12-03 Ford Motor Co Automatic backhoe unit for use with industrial trucks and tractors
GB1452033A (en) * 1974-01-04 1976-10-06 Mo Gorny I Ural Z Tyazhelogo M Control device for a dragline excavator
DE2631530A1 (de) * 1976-07-14 1978-01-19 Weserhuette Ag Eisenwerk Steuerung von hydraulisch angetriebenen bagger- und auslegerkranen
JPS544402A (en) * 1977-06-10 1979-01-13 Komatsu Mfg Co Ltd Automatic excavation controller
JPS56139316A (en) * 1980-01-07 1981-10-30 Komatsu Ltd Power loss reduction controller for oil-pressure type construction machine
JPS6129813Y2 (it) * 1980-07-07 1986-09-02
SU1076549A2 (ru) * 1981-06-09 1984-02-29 Свердловский Ордена Трудового Красного Знамени Горный Институт Им.В.В.Вахрушева Устройство дл управлени копающими механизмами экскаватора
US4537029A (en) * 1982-09-23 1985-08-27 Vickers, Incorporated Power transmission
JPS619453A (ja) * 1984-06-26 1986-01-17 Toyo Ink Mfg Co Ltd Ａｂｓ樹脂用液状着色剤
IT1234937B (it) * 1985-02-14 1992-06-02 Cinotto Hydraulic Sistema antisaturazione per circuiti idraulici di comando con pompe e distributori compensati in pressione per organi di lavoro di macchine movimento terra
KR910009257B1 (ko) * 1985-09-07 1991-11-07 히다찌 겡끼 가부시기가이샤 유압건설기계의 제어시스템
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US4741159A (en) * 1986-04-08 1988-05-03 Vickers, Incorporated Power transmission
JPH0641762B2 (ja) * 1986-08-06 1994-06-01 日立建機株式会社 油圧回路の駆動制御装置
JPH076530B2 (ja) * 1986-09-27 1995-01-30 日立建機株式会社 油圧ショベルの油圧回路
DE3716200C2 (de) * 1987-05-14 1997-08-28 Linde Ag Steuer- und Regeleinrichtung für ein hydrostatisches Antriebsaggregat und Verfahren zum Betreiben eines solchen
JP2582266B2 (ja) * 1987-09-29 1997-02-19 新キヤタピラー三菱株式会社 流体圧制御システム
EP0512584B1 (en) * 1988-08-02 1996-10-16 Kabushiki Kaisha Komatsu Seisakusho Method and apparatus for controlling working machines of a power shovel
US5048293A (en) * 1988-12-29 1991-09-17 Hitachi Construction Machinery Co., Ltd. Pump controlling apparatus for construction machine
DE69029633T2 (de) * 1989-03-22 1997-05-07 Hitachi Construction Machinery Hydraulisches antriebssystem für das bauwesen und für baumaschinen
JPH0336334A (ja) * 1989-06-30 1991-02-18 Komatsu Ltd 油圧式掘削機の操作パターン変換モニタ装置
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
JPH0826552B2 (ja) * 1989-07-27 1996-03-13 株式会社小松製作所 建設機械のポンプ吐出量制御システム
US5065326A (en) * 1989-08-17 1991-11-12 Caterpillar, Inc. Automatic excavation control system and method

Also Published As

Publication number Publication date
US5308219A (en) 1994-05-03
IT1251898B (it) 1995-05-26
FR2667407A1 (fr) 1992-04-03
ITMI912587A0 (it) 1991-09-27
DE4132597A1 (de) 1992-04-02
FR2667407B1 (fr) 1997-01-10
GB2251232B (en) 1995-01-04
GB9120108D0 (en) 1991-11-06
GB2251232A (en) 1992-07-01
DE4132597C2 (de) 1998-07-09

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970929