DE102014206460B3 - Umschaltbare hydrostatische Verstelleinrichtung und zugehöriger Steuerkolben - Google Patents

Umschaltbare hydrostatische Verstelleinrichtung und zugehöriger Steuerkolben Download PDF

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Publication number
DE102014206460B3
DE102014206460B3 DE102014206460.0A DE102014206460A DE102014206460B3 DE 102014206460 B3 DE102014206460 B3 DE 102014206460B3 DE 102014206460 A DE102014206460 A DE 102014206460A DE 102014206460 B3 DE102014206460 B3 DE 102014206460B3
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Germany
Prior art keywords
control
load
servo
control piston
adjusting device
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.)
Active
Application number
DE102014206460.0A
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German (de)
English (en)
Inventor
Martin Wüstefeld
Reinhardt Thoms
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.)
Danfoss Power Solutions GmbH and Co OHG
Original Assignee
Danfoss Power Solutions GmbH and Co OHG
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 Danfoss Power Solutions GmbH and Co OHG filed Critical Danfoss Power Solutions GmbH and Co OHG
Priority to DE102014206460.0A priority Critical patent/DE102014206460B3/de
Priority to JP2015075662A priority patent/JP6721293B2/ja
Priority to CN201510154497.7A priority patent/CN104976172B/zh
Priority to US14/678,418 priority patent/US9932957B2/en
Application granted granted Critical
Publication of DE102014206460B3 publication Critical patent/DE102014206460B3/de
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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
    • 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
    • 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
    • F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03C—POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00—Reciprocating-piston liquid engines
    • F03C1/003—Reciprocating-piston liquid engines controlling
    • F03C1/005—Reciprocating-piston liquid engines controlling motor piston stroke 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
    • 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
    • F15B11/042—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in"
    • F15B11/0423—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in" by controlling pump output or bypass, other than to maintain constant speed
    • 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
    • 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
    • F16H61/46—Automatic regulation in accordance with output requirements
    • F16H61/475—Automatic regulation in accordance with output requirements for achieving a target power, e.g. input power or output power
    • 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
    • F15B2211/20546—Type of pump variable capacity
    • F15B2211/20553—Type of pump variable capacity with pilot circuit, e.g. for controlling a swash plate
    • 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
    • F15B2211/26—Power control functions
    • 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
    • F15B2211/6658—Control using different modes, e.g. four-quadrant-operation, working mode and transportation mode

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Reciprocating Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
DE102014206460.0A 2014-04-03 2014-04-03 Umschaltbare hydrostatische Verstelleinrichtung und zugehöriger Steuerkolben Active DE102014206460B3 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
DE102014206460.0A DE102014206460B3 (de) 2014-04-03 2014-04-03 Umschaltbare hydrostatische Verstelleinrichtung und zugehöriger Steuerkolben
JP2015075662A JP6721293B2 (ja) 2014-04-03 2015-04-02 切り替え可能な流体静力学的調整デバイス
CN201510154497.7A CN104976172B (zh) 2014-04-03 2015-04-02 可切换的静液压调节装置
US14/678,418 US9932957B2 (en) 2014-04-03 2015-04-03 Switchable hydrostatic adjusting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102014206460.0A DE102014206460B3 (de) 2014-04-03 2014-04-03 Umschaltbare hydrostatische Verstelleinrichtung und zugehöriger Steuerkolben

Publications (1)

Publication Number Publication Date
DE102014206460B3 true DE102014206460B3 (de) 2015-07-23

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Family Applications (1)

Application Number Title Priority Date Filing Date
DE102014206460.0A Active DE102014206460B3 (de) 2014-04-03 2014-04-03 Umschaltbare hydrostatische Verstelleinrichtung und zugehöriger Steuerkolben

Country Status (4)

Country Link
US (1) US9932957B2 (enExample)
JP (1) JP6721293B2 (enExample)
CN (1) CN104976172B (enExample)
DE (1) DE102014206460B3 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106884826A (zh) * 2015-09-28 2017-06-23 丹佛斯动力系统有限责任两合公司 具有减少的滞后的静液压位移单元

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10524026B2 (en) * 2016-09-16 2019-12-31 Danfoss Power Solutions G.m.b.H. & Co. OHG Hydrostatic system
CN106438527B (zh) * 2016-11-16 2018-10-16 中航力源液压股份有限公司 比例控制泵的流量补偿方法及流量补偿装置
CN108180130B (zh) * 2018-03-09 2024-02-06 江苏徐工工程机械研究院有限公司 变量伺服阀、液压系统及变量泵
CN110792553B (zh) * 2018-08-03 2025-02-25 丹佛斯动力系统（江苏）有限公司 液压马达
US11548261B2 (en) * 2018-10-24 2023-01-10 Toyota Motor Engineering & Manufacturing North America, Inc. Structure with selectively variable stiffness
DE102018218301A1 (de) * 2018-10-25 2020-04-30 Danfoss Power Solutions Gmbh & Co. Ohg Verdrängungssteuerungsvorrichtung
DE102019211466B3 (de) * 2019-07-31 2020-10-15 Danfoss Power Solutions Gmbh & Co. Ohg Hydraulikeinheit mit variabler Verdrängung sowie Verfahren zum Betreiben einer Hydraulikeinheit
US20210040944A1 (en) * 2019-08-08 2021-02-11 Danfoss Power Solutions Inc. Electric displacement control for an open circuit variable displacement pump
CN112343806B (zh) * 2019-08-08 2023-08-29 丹佛斯动力系统公司 用于开放回路可变排量泵的电动排量控制
IT202000005020A1 (it) * 2020-03-09 2021-09-09 Pmp Pro Mec S P A Pompa idraulica a cilindrata variabile
DE102020209160A1 (de) * 2020-07-21 2022-01-27 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren zum Kalibrieren eines Schwenkwinkelsensors, Steuerung und Fahr- oder Arbeitsmaschine
DE102020210397B3 (de) * 2020-08-14 2021-10-14 Danfoss Power Solutions Gmbh & Co. Ohg Hydrostatische servoeinheit
CN112283432B (zh) * 2020-11-25 2025-12-02 力源液压（苏州）有限公司 一种液压系统、闭式柱塞泵及双向电比例排量控制装置
EP4046907B1 (en) * 2021-02-23 2024-10-09 Ratier-Figeac SAS Blade pitch control
US12234816B2 (en) * 2021-10-22 2025-02-25 Hamilton Sundstrand Corporation Variable displacement pumps
US12421956B2 (en) * 2022-12-05 2025-09-23 Hamilton Sundstrand Corporation Variable displacement pumps with fixed and active displacement control modes

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DE102004033376B3 (de) * 2004-07-09 2005-12-01 Sauer-Danfoss (Neumünster) GmbH & Co OHG Axialkolbenmaschine mit einer Einrichtung zur elektrisch proportionalen Verstellung des Fördervolumens
DE102008052338B3 (de) * 2008-10-20 2010-04-15 Sauer-Danfoss Gmbh & Co Ohg Hydraulische Schaltung zum Zentrieren von Steuerkolben/Bypassschaltung für elektrisch-proportionale Verstellungen
DE102011079691B3 (de) * 2011-07-22 2012-08-30 Sauer-Danfoss Gmbh & Co. Ohg Steuerkolbenzentrierung für hydrostatische servoverstelleinrichtungen von hydraulikmaschinen

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DE2208172C3 (de) * 1972-02-22 1974-07-11 Karl Dipl.-Ing. 7024 Bernhausen Schlecht Vorrichtung zur Dämpfung des belastungsbedingten Druckanstiegs bei hydrostatischen Antrieben
JPS5896187A (ja) * 1981-12-03 1983-06-08 Daikin Ind Ltd 可変ポンプ式流量制御装置
DE3539220A1 (de) * 1985-11-05 1987-05-21 Hydromatik Gmbh Steuereinrichtung fuer ein hydrostatisches getriebe
DE10219849B4 (de) * 2002-05-03 2004-03-25 Brueninghaus Hydromatik Gmbh Hydromotoreinheit
DE102004033314B3 (de) * 2004-07-09 2005-12-08 Sauer-Danfoss (Neumünster) GmbH & Co OHG Axialkolbenmaschine mit einer Einrichtung zur elektrisch proportionalen Verstellung ihres Fördervolumens
DE102005037619B4 (de) * 2005-08-09 2020-07-09 Brueninghaus Hydromatik Gmbh Regelventileinheit mit Wechselanschlag
JP4951363B2 (ja) * 2007-02-06 2012-06-13 株式会社アイヨンテック 油圧回路
CN201841947U (zh) * 2010-10-31 2011-05-25 合肥搬易通科技发展有限公司 随车叉车液压系统
DE102011107218B4 (de) * 2011-07-13 2021-09-02 Linde Hydraulics Gmbh & Co. Kg Hydrostatisches Antriebssystem

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004033376B3 (de) * 2004-07-09 2005-12-01 Sauer-Danfoss (Neumünster) GmbH & Co OHG Axialkolbenmaschine mit einer Einrichtung zur elektrisch proportionalen Verstellung des Fördervolumens
DE102008052338B3 (de) * 2008-10-20 2010-04-15 Sauer-Danfoss Gmbh & Co Ohg Hydraulische Schaltung zum Zentrieren von Steuerkolben/Bypassschaltung für elektrisch-proportionale Verstellungen
DE102011079691B3 (de) * 2011-07-22 2012-08-30 Sauer-Danfoss Gmbh & Co. Ohg Steuerkolbenzentrierung für hydrostatische servoverstelleinrichtungen von hydraulikmaschinen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106884826A (zh) * 2015-09-28 2017-06-23 丹佛斯动力系统有限责任两合公司 具有减少的滞后的静液压位移单元
US10227996B2 (en) 2015-09-28 2019-03-12 Danfoss Power Solutions Gmbh & Co. Ohg Hydrostatic displacement unit with reduced hysteresis

Also Published As

Publication number Publication date
JP6721293B2 (ja) 2020-07-15
US9932957B2 (en) 2018-04-03
US20150285214A1 (en) 2015-10-08
CN104976172A (zh) 2015-10-14
CN104976172B (zh) 2017-09-22
JP2015200412A (ja) 2015-11-12

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Representative=s name: KUHNEN & WACKER PATENT- UND RECHTSANWALTSBUERO, DE