NO873735L - Fremgangsmaate for reduksjon av stempelhastigheten i saerlig en gravemaskins stempel- og sylinderaggregat, og anordning for utfoerelse av fremgangsmaaten. - Google Patents

Fremgangsmaate for reduksjon av stempelhastigheten i saerlig en gravemaskins stempel- og sylinderaggregat, og anordning for utfoerelse av fremgangsmaaten.

Info

Publication number
NO873735L
NO873735L NO87873735A NO873735A NO873735L NO 873735 L NO873735 L NO 873735L NO 87873735 A NO87873735 A NO 87873735A NO 873735 A NO873735 A NO 873735A NO 873735 L NO873735 L NO 873735L
Authority
NO
Norway
Prior art keywords
piston
procedure
pct
unit
cylinder assembly
Prior art date
Application number
NO87873735A
Other languages
English (en)
Other versions
NO162783C (no
NO162783B (no
NO873735D0 (no
Inventor
Lars Osten 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 NO873735D0 publication Critical patent/NO873735D0/no
Publication of NO873735L publication Critical patent/NO873735L/no
Publication of NO162783B publication Critical patent/NO162783B/no
Publication of NO162783C publication Critical patent/NO162783C/no

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)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (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)
  • Stringed Musical Instruments (AREA)
  • Fats And Perfumes (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Electric Cable Installation (AREA)
  • Braking Arrangements (AREA)
  • Vehicle Body Suspensions (AREA)
  • Earth Drilling (AREA)
NO87873735A 1985-01-07 1987-09-07 Fremgangsmaate for reduksjon av stempelhastigheten i saerlig en gravemaskins hydrauliske sylinder, og anordning for utfoerelse av fremgangsmaaten. NO162783C (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8500048A SE459878B (sv) 1985-01-07 1985-01-07 Foerfarande och anordning foer att reducera kolvhastigheten i speciellt en arbetsmaskins kolv- och cylinderaggregat
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
NO873735D0 NO873735D0 (no) 1987-09-07
NO873735L true NO873735L (no) 1987-10-20
NO162783B NO162783B (no) 1989-11-06
NO162783C NO162783C (no) 1990-02-14

Family

ID=26658856

Family Applications (1)

Application Number Title Priority Date Filing Date
NO87873735A NO162783C (no) 1985-01-07 1987-09-07 Fremgangsmaate for reduksjon av stempelhastigheten i saerlig en gravemaskins hydrauliske sylinder, og anordning for utfoerelse av fremgangsmaaten.

Country Status (9)

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

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.
US8548693B2 (en) * 2010-03-15 2013-10-01 Komatsu Ltd. Control device and control method for working mechanism of construction vehicle
JP5823492B2 (ja) * 2011-03-08 2015-11-25 住友建機株式会社 ショベル及びショベルの制御方法
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
WO2015031821A1 (en) 2013-08-30 2015-03-05 Eaton Corporation Control method and system for using a pair of independent hydraulic metering valves to reduce boom oscillations
WO2015073330A1 (en) 2013-11-14 2015-05-21 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
CN106661894B (zh) 2014-07-15 2019-12-10 伊顿公司 实现悬臂弹跳减少以及防止液压***中的非指令运动的方法和设备
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
CN111542702B (zh) 2017-04-28 2022-09-23 丹佛斯动力***Ii技术有限公司 用于抑制具有液压控制的吊杆或细长构件的机器中的质量感应振动的***
WO2018200689A1 (en) 2017-04-28 2018-11-01 Eaton Intelligent Power Limited System with motion sensors for damping mass-induced vibration 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
US20220259829A1 (en) * 2019-07-08 2022-08-18 Danfoss Power Solutions Ii Technology A/S Hydraulic system architectures and bidirectional proportional valves usable in the system architectures

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
DK465787D0 (da) 1987-09-07
FI883229A0 (fi) 1988-07-06
NO162783C (no) 1990-02-14
NO162783B (no) 1989-11-06
FI883229A (fi) 1988-07-06
FI87103C (fi) 1992-11-25
EP0292473B1 (en) 1990-05-09
FI87103B (fi) 1992-08-14
ATE52577T1 (de) 1990-05-15
EP0292473A1 (en) 1988-11-30
DK163370B (da) 1992-02-24
WO1987004220A1 (en) 1987-07-16
SE8500048D0 (sv) 1985-01-07
SE8500048L (sv) 1986-07-08
NO873735D0 (no) 1987-09-07
DK465787A (da) 1987-09-25
US4896582A (en) 1990-01-30
DK163370C (da) 1992-08-03
SE459878B (sv) 1989-08-14
DE3671072D1 (de) 1990-06-13

Similar Documents

Publication Publication Date Title
NO873735L (no) Fremgangsmaate for reduksjon av stempelhastigheten i saerlig en gravemaskins stempel- og sylinderaggregat, og anordning for utfoerelse av fremgangsmaaten.
SE9604424D0 (sv) Apparatus for controlling the torque on a power train and method of operating the same
IT1265345B1 (it) Procedimento e dispositivo per comandare un veicolo
ES8203051A1 (es) Mejoras en las unidades de freno con servo hidraulico incor-porado
EP0367139A3 (en) Injection moulding machine and method of regulating the clamping force of an injection moulding machine
UA6000A1 (uk) Система управління вальцовим млином
CA2269141A1 (en) Negative pressure control apparatus for brake booster
ES8505301A1 (es) Aparato para mantener la fuerza de frenado de un vehiculo
ATE7420T1 (de) Hydraulisch betaetigte kupplung.
DE68907530D1 (de) Fluiddruckregler fuer antiblockier-bremssteuergeraet.
GB2226284B (en) Switching arrangement for the control of the hydraulic pump of the auxiliary pressure supply system of an automotive brake system
SE7512551L (sv) Hydraulisk bromspaverkningsanordning med servokraftforsterkning
SE8502390L (sv) Bromsanleggning med reglering av efterslepningen for motorfordon
FR2567825B1 (fr) Dispositif de commande de la pression hydraulique de freinage de vehicules muni d'un dispositif anti-blocage
KR900700941A (ko) Cnc 제어방식
FR2418360A1 (fr) Dispositif de commande assistee d'un emetteur hydraulique
DE3874575D1 (de) Hydraulisch betaetigte lenkeinrichtung.
DE59807517D1 (de) Elektrohydraulische Spannvorrichtung
JPS5694006A (en) Speed control device for fluid pressure cylinder in fluid pressure system
EP1067033A3 (de) Verfahren zum Lösen der Bremsen eines Druckluftbremssystems mittels eines Füllstosses
SE9201616D0 (sv) Foerfarande och styrsystem foer begraensning av den bromseffekt som kan uttas fraan en hydrodynamisk hjaelpbroms vid ett motorfordon
ATE181429T1 (de) Ausgabeverfahren und zugehörige ausgabeschaltung
JPS6426001A (en) Single rod cylinder driving device
FR2409894A1 (fr) Servofrein hydraulique pour vehicules automobiles
JPS5268684A (en) Pressure governor for controlling anti-skid function