DK465787D0 - Fremgangsmaade til reducering af stempelhastigheden, specielt i en arbejdsmaskines stempel- og cylinderaggregat samt apparat til udoevelse af fremgangsmaaden - Google Patents

Fremgangsmaade til reducering af stempelhastigheden, specielt i en arbejdsmaskines stempel- og cylinderaggregat samt apparat til udoevelse af fremgangsmaaden

Info

Publication number
DK465787D0
DK465787D0 DK465787A DK465787A DK465787D0 DK 465787 D0 DK465787 D0 DK 465787D0 DK 465787 A DK465787 A DK 465787A DK 465787 A DK465787 A DK 465787A DK 465787 D0 DK465787 D0 DK 465787D0
Authority
DK
Denmark
Prior art keywords
piston
pct
cylinder assembly
unit
braking
Prior art date
Application number
DK465787A
Other languages
English (en)
Other versions
DK163370C (da
DK465787A (da
DK163370B (da
Inventor
Lars Oesten Tordenmalm
Ingvar Bruhn
Original Assignee
Akermans Verkstad Ab
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 Akermans Verkstad Ab filed Critical Akermans Verkstad Ab
Publication of DK465787D0 publication Critical patent/DK465787D0/da
Publication of DK465787A publication Critical patent/DK465787A/da
Publication of DK163370B publication Critical patent/DK163370B/da
Application granted granted Critical
Publication of DK163370C publication Critical patent/DK163370C/da

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • 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
    • E02F9/2214—Arrangements for controlling the attitude of actuators, e.g. speed, floating function for reducing the shock generated at the stroke end
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/046—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed depending on the position of the working member
    • F15B11/048—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed depending on the position of the working member with deceleration control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/329—Directional control characterised by the type of actuation actuated by fluid pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/35—Directional control combined with flow control
    • F15B2211/351—Flow control by regulating means in feed line, i.e. meter-in control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6336—Electronic controllers using input signals representing a state of the output member, e.g. position, speed or acceleration
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/635—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements
    • F15B2211/6355—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements having valve means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/665—Methods of control using electronic components
    • F15B2211/6654—Flow rate control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051—Linear output members
    • F15B2211/7053—Double-acting output members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/715—Output members, e.g. hydraulic motors or cylinders or control therefor having braking means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/75—Control of speed of the output member

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Pistons, Piston Rings, And Cylinders (AREA)
  • Press Drives And Press Lines (AREA)
  • Actuator (AREA)
  • Rotary Pumps (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Stringed Musical Instruments (AREA)
  • Fats And Perfumes (AREA)
  • Electric Cable Installation (AREA)
  • Braking Arrangements (AREA)
  • Earth Drilling (AREA)
  • Vehicle Body Suspensions (AREA)
DK465787A 1985-01-07 1987-09-07 Fremgangsmaade til at formindske stempelhastigheden, isaer i stempel- og cylinderenheder i en gravemaskine, og apparat til at gennemfoere fremgangsmaaden DK163370C (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE8500048 1985-01-07
SE8500048A SE459878B (sv) 1985-01-07 1985-01-07 Foerfarande och anordning foer att reducera kolvhastigheten i speciellt en arbetsmaskins kolv- och cylinderaggregat
SE8600003 1986-01-08
PCT/SE1986/000003 WO1987004220A1 (en) 1985-01-07 1986-01-08 Method for reducing the piston speed, especially in the piston and cylinder assemblies of an excavating machine, and device for carrying out the method

Publications (4)

Publication Number Publication Date
DK465787D0 true DK465787D0 (da) 1987-09-07
DK465787A DK465787A (da) 1987-09-25
DK163370B DK163370B (da) 1992-02-24
DK163370C DK163370C (da) 1992-08-03

Family

ID=26658856

Family Applications (1)

Application Number Title Priority Date Filing Date
DK465787A DK163370C (da) 1985-01-07 1987-09-07 Fremgangsmaade til at formindske stempelhastigheden, isaer i stempel- og cylinderenheder i en gravemaskine, og apparat til at gennemfoere fremgangsmaaden

Country Status (9)

Country Link
US (1) US4896582A (da)
EP (1) EP0292473B1 (da)
AT (1) ATE52577T1 (da)
DE (1) DE3671072D1 (da)
DK (1) DK163370C (da)
FI (1) FI87103C (da)
NO (1) NO162783C (da)
SE (1) SE459878B (da)
WO (1) WO1987004220A1 (da)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1217518B (it) * 1988-05-06 1990-03-22 Domini Farrel Spa Dispositivo e procedimento di alimentazione,con recupero dell'energia di sollevamento,per attuatori di pressatura
US5261234A (en) * 1992-01-07 1993-11-16 Caterpillar Inc. Hydraulic control apparatus
JPH05196004A (ja) * 1992-01-20 1993-08-06 Komatsu Ltd 作業機シリンダの自動クッション制御装置
GB9223827D0 (en) * 1992-11-13 1993-01-06 Fermec Mfg Ltd System for controlling the speed of a piston in a piston and cylinder assembly
DE4306127C2 (de) * 1993-02-27 2002-08-08 Putzmeister Ag Großmanipulator, insbesondere für Autobetonpumpen
DE4410103C1 (de) * 1994-03-21 1995-08-31 Mannesmann Ag Antrieb der fluidischen oder elektrischen Bauart mit einer Steuerung
US5537818A (en) * 1994-10-31 1996-07-23 Caterpillar Inc. Method for controlling an implement of a work machine
US5765337A (en) * 1996-05-23 1998-06-16 Forpak, Inc. Apparatus and method for stacking and boxing stackable articles
DE10101570B4 (de) * 2001-01-15 2008-12-04 Schwing Gmbh Großmanipulator mit Schwingungsdämpfung
DE10256923B4 (de) * 2002-12-05 2013-10-24 Liebherr-France S.A. Verfahren und Vorrichtung zur Bewegungsdämpfung von Hydraulikzylindern mobiler Arbeitsmaschinen
JP2004293628A (ja) * 2003-03-26 2004-10-21 Kayaba Ind Co Ltd 液圧シリンダの制御装置
JP4114684B2 (ja) * 2005-08-11 2008-07-09 コベルコ建機株式会社 油圧シリンダの制御装置及びこれを備えた作業機械
US8560181B2 (en) 2006-01-26 2013-10-15 Volvo Construction Equipment Ab Method for controlling a movement of a vehicle component
US7798277B2 (en) * 2007-05-31 2010-09-21 Caterpillar Inc Machine retarder
KR100974275B1 (ko) * 2007-12-17 2010-08-06 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 소 선회식 굴삭기의 붐 충격 완화장치 및 그 제어방법
ITUD20080057A1 (it) * 2008-03-17 2009-09-18 Cifa Spa Procedimento di controllo delle vibrazioni di un braccio articolato per il pompaggio di calcestruzzo, e relativo dispositivo
US8453441B2 (en) * 2008-11-06 2013-06-04 Purdue Research Foundation System and method for pump-controlled cylinder cushioning
IT1397794B1 (it) * 2010-01-26 2013-01-24 Cifa Spa Dispositivo per il controllo attivo delle vibrazioni di un braccio articolato per il pompaggio di calcestruzzo.
EP2505722B1 (en) * 2010-03-15 2014-05-14 Komatsu, Ltd. Control device for work machine on construction vehicle and control method
KR20130124364A (ko) * 2011-03-08 2013-11-13 스미토모 겐키 가부시키가이샤 쇼벨 및 쇼벨의 제어방법
JP5969380B2 (ja) * 2012-12-21 2016-08-17 住友建機株式会社 ショベル及びショベル制御方法
EP3004470B1 (en) * 2013-05-31 2018-03-14 Eaton Corporation Hydraulic system and method for reducing boom bounce with counter-balance protection
EP3039301B1 (en) * 2013-08-30 2018-10-03 Eaton Corporation Control method and system for using a pair of independent hydraulic metering valves to reduce boom oscillations
EP3069043B1 (en) 2013-11-14 2019-02-27 Eaton Corporation Control strategy for reducing boom oscillation
CN105849421B (zh) 2013-11-14 2019-01-15 伊顿公司 用于减少动臂跳动的先导控制机构
US20150375974A1 (en) * 2014-06-27 2015-12-31 Caterpillar Forest Products Inc. Stabilizer legs for knuckleboom loader
WO2016011193A1 (en) 2014-07-15 2016-01-21 Eaton Corporation Methods and apparatus to enable boom bounce reduction and prevent un-commanded motion in hydraulic systems
US9546672B2 (en) 2014-07-24 2017-01-17 Google Inc. Actuator limit controller
JP6710442B2 (ja) * 2015-09-18 2020-06-17 住友重機械工業株式会社 ショベル
SE541823C2 (en) 2016-06-09 2019-12-27 Husqvarna Ab Improved arrangement and method for operating a hydraulic cylinder
EP3615814A4 (en) 2017-04-28 2021-01-27 Eaton Intelligent Power Limited MASS-INDUCED VIBRATION DAMPING SYSTEM IN MACHINES HAVING HYDRAULICALLY CONTROLLED ARMS OR EXTENDED ELEMENTS
EP3615813A4 (en) 2017-04-28 2021-01-27 Eaton Intelligent Power Limited MOTION SENSOR SYSTEM FOR DAMPING MASS-INDUCED VIBRATIONS IN MACHINES
JP7305968B2 (ja) * 2019-01-28 2023-07-11 コベルコ建機株式会社 作業機械における油圧シリンダの駆動装置
CN114207296A (zh) * 2019-07-08 2022-03-18 丹佛斯动力系统Ii技术有限公司 液压系统架构和可用于系统架构中的双向比例阀

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3098382A (en) * 1960-03-04 1963-07-23 Lockheed Aircraft Corp Hydraulic test equipment
GB1350084A (en) * 1971-02-18 1974-04-18 Rank Organisation Ltd Servomechanisms
GB1382057A (en) * 1971-12-17 1975-01-29 Rank Organisation Ltd Servomechanisms
US4037519A (en) * 1975-04-21 1977-07-26 Deere & Company Hydraulic system
DE2609434C2 (de) * 1976-03-06 1985-03-07 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zur Steuerung eines hydraulischen Motors
US4202247A (en) * 1976-10-29 1980-05-13 Hunkar Laboratories, Inc. Closed loop electro-fluidic control system
SE440129B (sv) * 1979-06-20 1985-07-15 Akermans Verkstad Ab Anordning for att reducera kolvhastigheten i en cylinder, da kolven nermar sig endlegena
DE3110676C2 (de) * 1981-03-19 1985-01-03 Kracht Pumpen- Und Motorenfabrik Gmbh & Co Kg, 5980 Werdohl Steuereinrichtung für hydraulische Antriebe mit den Zu- bzw. Ablauf des Hydraulikmediums zum Antriebsgerät steuernden Proportionalventilen
DE3228900A1 (de) * 1981-08-21 1983-03-31 Sperry Corp., 10019 New York, N.Y. Rueckkopplungsgesteuertes, hydraulisches ventilsystem
US4574687A (en) * 1982-07-20 1986-03-11 Mannesmann Rexroth Gmbh Apparatus for positioning an adjusting member
JPH0754641Y2 (ja) * 1986-05-09 1995-12-18 東洋運搬機株式会社 荷役位置制御装置

Also Published As

Publication number Publication date
EP0292473B1 (en) 1990-05-09
SE459878B (sv) 1989-08-14
NO162783C (no) 1990-02-14
FI883229A (fi) 1988-07-06
WO1987004220A1 (en) 1987-07-16
FI87103C (fi) 1992-11-25
NO873735D0 (no) 1987-09-07
FI87103B (fi) 1992-08-14
US4896582A (en) 1990-01-30
DK163370C (da) 1992-08-03
SE8500048D0 (sv) 1985-01-07
SE8500048L (sv) 1986-07-08
DE3671072D1 (de) 1990-06-13
EP0292473A1 (en) 1988-11-30
ATE52577T1 (de) 1990-05-15
NO873735L (no) 1987-10-20
DK465787A (da) 1987-09-25
DK163370B (da) 1992-02-24
FI883229A0 (fi) 1988-07-06
NO162783B (no) 1989-11-06

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