DE69003426D1 - Hydraulische Steuerkreisanordnung für einen einfach wirkenden Zylinder. - Google Patents

Hydraulische Steuerkreisanordnung für einen einfach wirkenden Zylinder.

Info

Publication number
DE69003426D1
DE69003426D1 DE90106277T DE69003426T DE69003426D1 DE 69003426 D1 DE69003426 D1 DE 69003426D1 DE 90106277 T DE90106277 T DE 90106277T DE 69003426 T DE69003426 T DE 69003426T DE 69003426 D1 DE69003426 D1 DE 69003426D1
Authority
DE
Germany
Prior art keywords
control circuit
hydraulic control
circuit arrangement
acting cylinder
acting
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
Application number
DE90106277T
Other languages
English (en)
Other versions
DE69003426T2 (de
Inventor
Shuji Ohta
Toshiyuki Takeuchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Industries Corp
Original Assignee
Toyoda Jidoshokki Seisakusho KK
Toyoda Automatic Loom Works 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 Toyoda Jidoshokki Seisakusho KK, Toyoda Automatic Loom Works Ltd filed Critical Toyoda Jidoshokki Seisakusho KK
Application granted granted Critical
Publication of DE69003426D1 publication Critical patent/DE69003426D1/de
Publication of DE69003426T2 publication Critical patent/DE69003426T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
    • 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
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/021—Valves for interconnecting the fluid chambers of an actuator
    • 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
    • F15B11/024—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits
    • F15B2011/0243—Systems essentially incorporating special features for controlling the speed or actuating force of an output member by means of differential connection of the servomotor lines, e.g. regenerative circuits the regenerative circuit being activated or deactivated automatically
    • 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
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/3056—Assemblies of multiple valves
    • F15B2211/30565—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve
    • F15B2211/3058—Assemblies of multiple valves having multiple valves for a single output member, e.g. for creating higher valve function by use of multiple valves like two 2/2-valves replacing a 5/3-valve having additional valves for interconnecting the fluid chambers of a double-acting actuator, e.g. for regeneration mode or for floating mode
    • 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
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3105—Neutral or centre positions
    • F15B2211/3116—Neutral or centre positions the pump port being open in the centre position, e.g. so-called open centre
    • 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
    • F15B2211/315—Directional control characterised by the connections of the valve or valves in the circuit
    • F15B2211/3157—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line
    • F15B2211/31576—Directional control characterised by the connections of the valve or valves in the circuit being connected to a pressure source, an output member and a return line having a single pressure source and a single output member
    • 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
    • F15B2211/321—Directional control characterised by the type of actuation mechanically
    • F15B2211/324—Directional control characterised by the type of actuation mechanically manually, e.g. by using a lever or pedal
    • 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
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40507—Flow control characterised by the type of flow control means or valve with constant throttles or orifices
    • 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
    • F15B2211/40—Flow control
    • F15B2211/405—Flow control characterised by the type of flow control means or valve
    • F15B2211/40576—Assemblies of multiple valves
    • F15B2211/40584—Assemblies of multiple valves the flow control means arranged in parallel with a check 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
    • F15B2211/40—Flow control
    • F15B2211/41—Flow control characterised by the positions of the valve element
    • F15B2211/411—Flow control characterised by the positions of the valve element the positions being discrete
    • 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
    • F15B2211/40—Flow control
    • F15B2211/415—Flow control characterised by the connections of the flow control means in the circuit
    • F15B2211/41527—Flow control characterised by the connections of the flow control means in the circuit being connected to an output member and a 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
    • F15B2211/40—Flow control
    • F15B2211/47—Flow control in one direction only
    • F15B2211/473—Flow control in one direction only without restriction in the reverse direction
    • 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
    • F15B2211/67—Methods for controlling pilot 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
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/76—Control of force or torque of the output member

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Forklifts And Lifting Vehicles (AREA)
DE90106277T 1989-04-03 1990-04-02 Hydraulische Steuerkreisanordnung für einen einfach wirkenden Zylinder. Expired - Fee Related DE69003426T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1084574A JPH081202B2 (ja) 1989-04-03 1989-04-03 単動式油圧シリンダの作動回路

Publications (2)

Publication Number Publication Date
DE69003426D1 true DE69003426D1 (de) 1993-10-28
DE69003426T2 DE69003426T2 (de) 1994-01-27

Family

ID=13834445

Family Applications (1)

Application Number Title Priority Date Filing Date
DE90106277T Expired - Fee Related DE69003426T2 (de) 1989-04-03 1990-04-02 Hydraulische Steuerkreisanordnung für einen einfach wirkenden Zylinder.

Country Status (4)

Country Link
US (1) US5065664A (de)
EP (1) EP0391307B1 (de)
JP (1) JPH081202B2 (de)
DE (1) DE69003426T2 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5275086A (en) * 1992-08-27 1994-01-04 Unlimited Solutions, Inc. Fluid actuator with internal pressure relief valve
US5415076A (en) * 1994-04-18 1995-05-16 Caterpillar Inc. Hydraulic system having a combined meter-out and regeneration valve assembly
US5755964A (en) * 1996-02-02 1998-05-26 The Dow Chemical Company Method of treating polyamide membranes to increase flux
KR100305742B1 (ko) * 1996-05-25 2001-11-30 토니헬샴 중장비의재생장치
JP3446023B2 (ja) * 1997-03-24 2003-09-16 大淀小松株式会社 油圧装置
US6327956B1 (en) * 1997-09-03 2001-12-11 Scott R. Rink Hydraulic control with improved regenerative valve apparatus and method
US6035634A (en) * 1999-02-09 2000-03-14 Latch-Tool Development Co. Llc Compact, resistance regulated, multiple output hydraulic tool and seal valve arrangement
AT408331B (de) * 2000-02-17 2001-10-25 Hoerbiger Hydraulik Betätigungsanordnung für bewegte teile an fahrzeugen, insbesondere heckdeckel, verdeckklappen, motorhauben od.dgl.
JP4709431B2 (ja) * 2001-06-26 2011-06-22 株式会社タダノ 伸縮機構
US6868672B2 (en) * 2003-05-13 2005-03-22 Sauer-Danfoss, Inc. Method of controlling a swinging boom and apparatus for controlling the same
EP1481942B1 (de) * 2003-05-30 2011-08-31 Moffett Research and Development Limited Gabelhubwagen mit einem Freihubbewegungsmast montiert auf einem Lastkraftwagen
DE10342037A1 (de) * 2003-09-11 2005-04-07 Bosch Rexroth Ag Steueranordnung und Verfahren zur Druckmittelversorgung von zumindest zwei hydraulischen Verbrauchern
DE102004012382B4 (de) * 2004-03-13 2014-03-13 Deere & Company Hydraulische Anordnung
US7040214B2 (en) * 2004-06-30 2006-05-09 John R. Ramun Regeneration manifold for a hydraulic system
US7275917B1 (en) * 2004-07-26 2007-10-02 Clement Industries, Inc. Safety device for hydraulic pump
FI123639B (fi) * 2005-04-15 2013-08-30 Sandvik Mining & Constr Oy Menetelmä ja sovitelma kallionporauksen ohjaamiseksi
DE102005059239B4 (de) * 2005-12-12 2014-06-26 Linde Hydraulics Gmbh & Co. Kg Ventileinrichtung
WO2007069748A1 (ja) * 2005-12-14 2007-06-21 Kayaba Industry Co., Ltd. アクチュエータ制御装置
JP4776366B2 (ja) * 2005-12-14 2011-09-21 カヤバ工業株式会社 アクチュエータ制御装置
WO2014112668A1 (ko) * 2013-01-18 2014-07-24 볼보 컨스트럭션 이큅먼트 에이비 건설기계의 유량 제어장치 및 제어방법
CN103112382B (zh) * 2013-03-19 2015-08-26 三一矿机有限公司 一种防拔缸控制装置及矿用自卸车
CN103352882B (zh) * 2013-06-17 2016-01-20 三一汽车起重机械有限公司 支腿伸缩模式切换阀及工程机械
JP2015004378A (ja) * 2013-06-19 2015-01-08 日立建機株式会社 建設機械の油圧駆動装置
US10047769B2 (en) * 2014-04-29 2018-08-14 Volvo Construction Equipment Ab Flow control valve for construction equipment
US10072678B2 (en) * 2014-06-23 2018-09-11 Husco International, Inc. Regeneration deactivation valve and method
DE102014216031A1 (de) * 2014-08-13 2016-03-10 Robert Bosch Gmbh Hydrostatischer Antrieb und Ventilvorrichtung dafür
US20170276151A1 (en) * 2014-09-19 2017-09-28 Volvo Construction Equipment Ab Hydraulic circuit for construction equipment
CN105041745A (zh) * 2015-06-29 2015-11-11 南阳二机石油装备(集团)有限公司 一种双作用单级活塞液压缸差动控制系统
US10914322B1 (en) 2016-05-19 2021-02-09 Steven H. Marquardt Energy saving accumulator circuit
US10550863B1 (en) 2016-05-19 2020-02-04 Steven H. Marquardt Direct link circuit
US11015624B2 (en) 2016-05-19 2021-05-25 Steven H. Marquardt Methods and devices for conserving energy in fluid power production
JP7001481B2 (ja) 2018-01-12 2022-01-19 Ｋｙｂ株式会社 制御弁
JPWO2019188127A1 (ja) * 2018-03-27 2021-03-25 Smc株式会社 エアシリンダの流体回路
WO2020100221A1 (ja) * 2018-11-13 2020-05-22 太平洋工業株式会社 逆止弁装置
CN219827299U (zh) * 2019-09-03 2023-10-13 米沃奇电动工具公司 液压工具

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US2590454A (en) * 1949-09-13 1952-03-25 John S Pilch Hydraulic by-pass system and valve therefor
GB863701A (en) * 1959-04-03 1961-03-22 Caterpillar Tractor Co Control for hydraulic jack circuits
US3071926A (en) * 1960-04-12 1963-01-08 Hyster Co Hydraulic lift cylinder circuit
US3129720A (en) * 1961-04-07 1964-04-21 Fawick Corp Flow control valve
US3156257A (en) * 1961-11-20 1964-11-10 Hough Co Frank Flow control valve
US3068596A (en) * 1961-11-24 1962-12-18 Caterpillar Tractor Co Hydraulic circuit for actuation of an earthmoving scraper bowl
US3267961A (en) * 1964-04-16 1966-08-23 New York Air Brake Co Valve
US3472261A (en) * 1966-01-05 1969-10-14 Racine Hydraulics Inc Directional control valve
US3523490A (en) * 1968-03-28 1970-08-11 Caterpillar Tractor Co Anti-cavitation mechanism for fluid driven systems
US3654835A (en) * 1970-05-25 1972-04-11 Ato Inc Regeneration valve
DE2119391A1 (de) * 1971-04-21 1972-10-26 Fa. Johannes Fuchs, 7525 Bad Mingolsheim Hydraulische Maschine, insbesondere Arbeitsmaschine mit Hebevorrichtung
DE2642337C3 (de) * 1976-09-21 1984-01-19 Danfoss A/S, 6430 Nordborg Steuereinrichtung für einen doppeltwirkenden hydraulischen Motor
GB2043029B (en) * 1978-08-17 1982-10-20 Toyoda Automatic Loom Works Device for loading and unloading lift truck
FR2454600A1 (fr) * 1979-04-17 1980-11-14 Pyragric Munition pour arme a feu et son procede de fabrication
FR2500087A2 (fr) * 1981-02-13 1982-08-20 Richier Sa Nle Indle Dispositif de securite pour des verins hydrauliques, notamment pour des pelles hydrauliques
JPS57134006A (en) * 1981-02-13 1982-08-19 Kayaba Ind Co Ltd Control valve
US4518004A (en) * 1983-11-21 1985-05-21 Hr Textron Inc. Multifunction valve
US5014734A (en) * 1990-08-31 1991-05-14 Caterpillar Inc. Quick drop valve

Also Published As

Publication number Publication date
EP0391307A1 (de) 1990-10-10
JPH02266103A (ja) 1990-10-30
US5065664A (en) 1991-11-19
DE69003426T2 (de) 1994-01-27
JPH081202B2 (ja) 1996-01-10
EP0391307B1 (de) 1993-09-22

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8380 Miscellaneous part iii

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8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee