CN104976172B - 可切换的静液压调节装置 - Google Patents
可切换的静液压调节装置 Download PDFInfo
- Publication number
- CN104976172B CN104976172B CN201510154497.7A CN201510154497A CN104976172B CN 104976172 B CN104976172 B CN 104976172B CN 201510154497 A CN201510154497 A CN 201510154497A CN 104976172 B CN104976172 B CN 104976172B
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- CN
- China
- Prior art keywords
- control
- adjusting means
- control piston
- pipeline
- load
- 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.)
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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
- 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
- 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
- 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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014206460.0 | 2014-04-03 | ||
| DE102014206460.0A DE102014206460B3 (de) | 2014-04-03 | 2014-04-03 | Umschaltbare hydrostatische Verstelleinrichtung und zugehöriger Steuerkolben |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104976172A CN104976172A (zh) | 2015-10-14 |
| CN104976172B true CN104976172B (zh) | 2017-09-22 |
Family
ID=53498075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510154497.7A Active CN104976172B (zh) | 2014-04-03 | 2015-04-02 | 可切换的静液压调节装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US9932957B2 (enExample) |
| JP (1) | JP6721293B2 (enExample) |
| CN (1) | CN104976172B (enExample) |
| DE (1) | DE102014206460B3 (enExample) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015218578B4 (de) * | 2015-09-28 | 2019-03-07 | Danfoss Power Solutions Gmbh & Co. Ohg | Hydrostatische Verstelleinrichtung mit verminderter Hysterese sowie Steuerkolben |
| 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 |
| 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 |
| US20210040944A1 (en) * | 2019-08-08 | 2021-02-11 | Danfoss Power Solutions Inc. | Electric displacement control for an open circuit variable displacement pump |
| 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 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| DE102004033376B3 (de) * | 2004-07-09 | 2005-12-01 | Sauer-Danfoss (Neumünster) GmbH & Co OHG | Axialkolbenmaschine mit einer Einrichtung zur elektrisch proportionalen Verstellung des Fördervolumens |
| 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 |
| DE102008052338B3 (de) * | 2008-10-20 | 2010-04-15 | Sauer-Danfoss Gmbh & Co Ohg | Hydraulische Schaltung zum Zentrieren von Steuerkolben/Bypassschaltung für elektrisch-proportionale Verstellungen |
| 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 |
| DE102011079691B3 (de) * | 2011-07-22 | 2012-08-30 | Sauer-Danfoss Gmbh & Co. Ohg | Steuerkolbenzentrierung für hydrostatische servoverstelleinrichtungen von hydraulikmaschinen |
-
2014
- 2014-04-03 DE DE102014206460.0A patent/DE102014206460B3/de active Active
-
2015
- 2015-04-02 CN CN201510154497.7A patent/CN104976172B/zh active Active
- 2015-04-02 JP JP2015075662A patent/JP6721293B2/ja active Active
- 2015-04-03 US US14/678,418 patent/US9932957B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104976172A (zh) | 2015-10-14 |
| US9932957B2 (en) | 2018-04-03 |
| DE102014206460B3 (de) | 2015-07-23 |
| JP2015200412A (ja) | 2015-11-12 |
| JP6721293B2 (ja) | 2020-07-15 |
| US20150285214A1 (en) | 2015-10-08 |
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| GR01 | Patent grant | ||
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