KR20140108278A - 유압폐회로 시스템 - Google Patents

유압폐회로 시스템 Download PDF

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Publication number
KR20140108278A
KR20140108278A KR1020147019533A KR20147019533A KR20140108278A KR 20140108278 A KR20140108278 A KR 20140108278A KR 1020147019533 A KR1020147019533 A KR 1020147019533A KR 20147019533 A KR20147019533 A KR 20147019533A KR 20140108278 A KR20140108278 A KR 20140108278A
Authority
KR
South Korea
Prior art keywords
hydraulic
pump
port
pressure
charge
Prior art date
Application number
KR1020147019533A
Other languages
English (en)
Korean (ko)
Inventor
신지 테라다
Original Assignee
스미도모쥬기가이고교 가부시키가이샤
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 스미도모쥬기가이고교 가부시키가이샤 filed Critical 스미도모쥬기가이고교 가부시키가이샤
Publication of KR20140108278A publication Critical patent/KR20140108278A/ko

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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
    • F15B7/00—Systems in which the movement produced is definitely related to the output of a volumetric pump; Telemotors
    • F15B7/005—With rotary or crank input
    • F15B7/006—Rotary pump input
    • 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
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20538—Type of pump constant capacity
    • 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
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20561—Type of pump reversible
    • 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
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/20576—Systems with pumps with multiple pumps
    • 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
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/27—Directional control by means of the pressure source
    • 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
    • F15B2211/3052—Shuttle valves
    • 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
    • F15B2211/50—Pressure control
    • F15B2211/505—Pressure control characterised by the type of pressure control means
    • F15B2211/50509—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means
    • F15B2211/50536—Pressure control characterised by the type of pressure control means the pressure control means controlling a pressure upstream of the pressure control means using unloading valves controlling the supply pressure by diverting fluid to the return line
    • 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
    • F15B2211/61—Secondary circuits
    • F15B2211/613—Feeding 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
    • 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
    • F15B2211/70—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
    • F15B2211/7054—Having equal piston areas
    • 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
    • F15B2211/765—Control of position or angle of the output member
    • F15B2211/7656—Control of position or angle of the output member with continuous position control
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/4078—Fluid exchange between hydrostatic circuits and external sources or consumers
    • F16H61/4139—Replenishing or scavenging pumps, e.g. auxiliary charge pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Control Of Fluid Gearings (AREA)
KR1020147019533A 2012-02-06 2012-11-02 유압폐회로 시스템 KR20140108278A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2012-023491 2012-02-06
JP2012023491A JP6009770B2 (ja) 2012-02-06 2012-02-06 油圧閉回路システム
PCT/JP2012/078541 WO2013118356A1 (ja) 2012-02-06 2012-11-02 油圧閉回路システム

Publications (1)

Publication Number Publication Date
KR20140108278A true KR20140108278A (ko) 2014-09-05

Family

ID=48947143

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020147019533A KR20140108278A (ko) 2012-02-06 2012-11-02 유압폐회로 시스템

Country Status (4)

Country Link
JP (1) JP6009770B2 (ja)
KR (1) KR20140108278A (ja)
CN (1) CN104067032B (ja)
WO (1) WO2013118356A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6896484B2 (ja) 2017-03-31 2021-06-30 住友重機械工業株式会社 位置制御装置、油圧駆動装置
CN107965572B (zh) * 2017-11-06 2020-06-26 北京理工大学 一种自动变速器用电液控制系统

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3744244A (en) * 1971-07-30 1973-07-10 Automation Equipment Inc Hydrostatic drive
FR2301741A1 (fr) * 1975-02-20 1976-09-17 Renault Di
US3999387A (en) * 1975-09-25 1976-12-28 Knopf Frank A Closed loop control system for hydrostatic transmission
US3972189A (en) * 1975-11-17 1976-08-03 Eaton Corporation Control for hydrostatic transmissions
JPS5618155A (en) * 1979-07-19 1981-02-20 Yanmar Agricult Equip Co Ltd Self-traveling tractor
JPS62292958A (ja) * 1986-06-11 1987-12-19 Shimadzu Corp 液圧システム
JPS6418665U (ja) * 1987-07-24 1989-01-30
JPS6435169A (en) * 1987-07-31 1989-02-06 Honda Motor Co Ltd Hydraulic control device for vehicle continuously variable transmission
WO1989003320A1 (fr) * 1987-10-13 1989-04-20 Zahnradfabrik Friedrichshafen Ag Systeme d'entrainement hydrostatique-mecanique
JPH03229065A (ja) * 1990-01-31 1991-10-11 Shimadzu Corp 流体機械式変速機
US5778671A (en) * 1996-09-13 1998-07-14 Vickers, Inc. Electrohydraulic system and apparatus with bidirectional electric-motor/hydraulic-pump unit
DE19934782C2 (de) * 1999-07-23 2002-04-11 Sauer Sundstrand Gmbh & Co Verfahren und Anordnung zum Steuern eines hydraulischen Fahrzeugantriebs
US6698197B1 (en) * 2002-11-26 2004-03-02 Eaton Corporation Hydraulically actuated by-pass valve
US7430860B2 (en) * 2004-09-28 2008-10-07 Parker-Hannifin Corporation Hydrostatic transmission circuit
JP4742732B2 (ja) * 2005-08-04 2011-08-10 トヨタ自動車株式会社 車両用変速機
JP5368943B2 (ja) * 2009-11-10 2013-12-18 川崎重工業株式会社 油圧制御装置
JP5343037B2 (ja) * 2010-05-17 2013-11-13 株式会社 神崎高級工機製作所 斜板式液圧機械及び静油圧伝動装置

Also Published As

Publication number Publication date
WO2013118356A1 (ja) 2013-08-15
CN104067032B (zh) 2016-10-12
CN104067032A (zh) 2014-09-24
JP6009770B2 (ja) 2016-10-19
JP2013160318A (ja) 2013-08-19

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A201 Request for examination
E902 Notification of reason for refusal
AMND Amendment
E601 Decision to refuse application
AMND Amendment
J201 Request for trial against refusal decision
J301 Trial decision

Free format text: TRIAL NUMBER: 2016101002316; TRIAL DECISION FOR APPEAL AGAINST DECISION TO DECLINE REFUSAL REQUESTED 20160420

Effective date: 20170613