JP6218363B2 - ハイドロスタティック式の駆動システム - Google Patents
ハイドロスタティック式の駆動システム Download PDFInfo
- Publication number
- JP6218363B2 JP6218363B2 JP2012157526A JP2012157526A JP6218363B2 JP 6218363 B2 JP6218363 B2 JP 6218363B2 JP 2012157526 A JP2012157526 A JP 2012157526A JP 2012157526 A JP2012157526 A JP 2012157526A JP 6218363 B2 JP6218363 B2 JP 6218363B2
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- return signal
- pump
- valve
- control
- 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
Links
Images
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
- F15B11/05—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed specially adapted to maintain constant speed, e.g. pressure-compensated, load-responsive
- F15B11/055—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed specially adapted to maintain constant speed, e.g. pressure-compensated, load-responsive by adjusting the pump output or bypass
-
- 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
- F16H61/4148—Open loop circuits
-
- 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
- F16H61/433—Pump capacity control by fluid pressure control 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
- F15B2211/20—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
- F15B2211/255—Flow 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
- F15B2211/30—Directional control
- F15B2211/31—Directional control characterised by the positions of the valve element
- F15B2211/3105—Neutral or centre positions
- F15B2211/3111—Neutral or centre positions the pump port being closed in the centre position, e.g. so-called closed 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
- F15B2211/31—Directional control characterised by the positions of the valve element
- F15B2211/3144—Directional control characterised by the positions of the valve element the positions being continuously variable, e.g. as realised by proportional 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
- F15B2211/60—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
- F15B2211/63—Electronic controllers
- F15B2211/6303—Electronic controllers using input signals
- F15B2211/6346—Electronic controllers using input signals representing a state of input means, e.g. joystick position
-
- 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
- F15B2211/7058—Rotary output members
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Pressure Circuits (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Description
Claims (7)
- ハイドロスタティック式の駆動システムであって、少なくとも1つの消費機に圧力媒体を供給する、圧送体積調節可能なポンプが設けられていて、該ポンプの圧送体積調節装置が設定信号を用いて圧送体積増大の方向に制御されていて、かつポンプの過剰に圧送された体積流を検出する液圧式の戻し信号に関連して、圧送体積減少の方向に制御されており、戻し信号を得るために、戻し信号発生位置において液圧式の戻し信号を生ぜしめる循環圧力補償器が設けられている形式のものにおいて、液圧式の戻し信号を導く戻し信号管路(32)に、液圧式の戻し信号のための遮断装置(70)が設けられており、該遮断装置(70)は、液圧式の戻し信号を導く戻し信号管路(32)に配置された遮断弁(71)によって形成されており、該遮断弁(71)は、戻し信号管路(32)が開放されて、ポンプの圧送体積を低減させる接続位置(71a)と、戻し信号管路(32)が遮断されて、ポンプの圧送量の減少を中止する遮断位置(71b)とを有しており、前記圧送体積調節装置(10)は、制御圧源(17)に接続された電気式に操作可能な調節圧弁(20)により、電気液圧式に制御可能であり、該調節圧弁(20)に前記戻し信号管路(32)が圧力媒体を供給するようになっていることを特徴とする、ハイドロスタティック式の駆動システム。
- 液圧式の戻し信号を導く戻し信号管路(32)に、圧力制限装置(50)が配設されている、請求項1記載のハイドロスタティック式の駆動システム。
- 遮断弁(71)の遮断位置(71b)において、戻し信号管路(32)の、圧送体積調節装置(10)に通じる分岐部が、容器(5)に放圧されている、請求項1又は2記載のハイドロスタティック式の駆動システム。
- 遮断弁(71)は操作装置(75)を用いて、接続位置(71a)と遮断位置(71b)との間において操作可能である、請求項1から3までのいずれか1項記載のハイドロスタティック式の駆動システム。
- 戻し信号管路(32)は堰き止めノズル(60)を用いて容器(5)に放圧されている、請求項1から4までのいずれか1項記載のハイドロスタティック式の駆動システム。
- ポンプ(2)は、信号管路における設定信号を用いて、所定の圧送体積に、予め調節されている、請求項1から5までのいずれか1項記載のハイドロスタティック式の駆動システム。
- 設定信号は、設定弁(28)を用いて、調節可能である、請求項1から6までのいずれか1項記載のハイドロスタティック式の駆動システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011107222.9 | 2011-07-13 | ||
DE102011107222A DE102011107222A1 (de) | 2011-07-13 | 2011-07-13 | Hydrostatisches Antriebssystem mit einer im Fördervolumen verstellbaren Pumpe |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013019414A JP2013019414A (ja) | 2013-01-31 |
JP6218363B2 true JP6218363B2 (ja) | 2017-10-25 |
Family
ID=47425575
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012157526A Active JP6218363B2 (ja) | 2011-07-13 | 2012-07-13 | ハイドロスタティック式の駆動システム |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP6218363B2 (ja) |
CN (1) | CN102878127B (ja) |
DE (1) | DE102011107222A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102014109205B4 (de) | 2013-12-18 | 2023-09-21 | Linde Hydraulics Gmbh & Co. Kg | Hydrostatische Pumpe eines bedarfsstromgeregelten hydrostatischen Antriebssystems |
DE102014208019A1 (de) * | 2014-04-29 | 2015-10-29 | Robert Bosch Gmbh | Hydraulische Steueranordnung für mehrere Aktuatoren |
CN112661072B (zh) * | 2020-12-14 | 2022-08-12 | 中国煤炭科工集团太原研究院有限公司 | 升降工作台的消抖***、方法及装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5815681Y2 (ja) * | 1977-03-31 | 1983-03-30 | 株式会社小松製作所 | ロ−ドセンシング液圧システム |
JPS5598801U (ja) * | 1978-12-29 | 1980-07-09 | ||
JPS5670106A (en) * | 1979-11-12 | 1981-06-11 | Daikin Ind Ltd | Combination fluid circuit |
JPS5937305A (ja) * | 1983-04-07 | 1984-02-29 | Daikin Ind Ltd | 流体装置 |
DE3535771A1 (de) * | 1985-10-07 | 1987-04-09 | Linde Ag | Hydrostatischer antrieb mit mehreren verbrauchern |
US4813235A (en) * | 1987-06-09 | 1989-03-21 | Deere & Company | Hydraulic gain reduction circuit |
JPH01128001U (ja) * | 1988-02-24 | 1989-08-31 | ||
JP2677880B2 (ja) * | 1989-09-30 | 1997-11-17 | 株式会社トキメック | ロードセンシング回路 |
DE4235709A1 (de) * | 1992-10-22 | 1994-04-28 | Linde Ag | Hydrostatisches Antriebssystem |
DE19538649C2 (de) * | 1995-10-17 | 2000-05-25 | Brueninghaus Hydromatik Gmbh | Leistungsregelung mit Load-Sensing |
CN101371049A (zh) * | 2006-04-27 | 2009-02-18 | 日立建机株式会社 | 惯性体驱动装置 |
DE102008038381B4 (de) * | 2007-12-19 | 2018-12-27 | Linde Hydraulics Gmbh & Co. Kg | Hydrostatisches Antriebssystem |
DE102008038382A1 (de) | 2008-08-19 | 2010-02-25 | Linde Material Handling Gmbh | Hydrostatisches Antriebssystem |
-
2011
- 2011-07-13 DE DE102011107222A patent/DE102011107222A1/de not_active Withdrawn
-
2012
- 2012-07-13 CN CN201210243843.5A patent/CN102878127B/zh not_active Expired - Fee Related
- 2012-07-13 JP JP2012157526A patent/JP6218363B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
CN102878127A (zh) | 2013-01-16 |
DE102011107222A1 (de) | 2013-01-17 |
CN102878127B (zh) | 2016-05-04 |
JP2013019414A (ja) | 2013-01-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6025432B2 (ja) | ハイドロスタティック式の駆動システム | |
CN110651127B (zh) | 油压*** | |
CN105546077B (zh) | 静液压制动方案 | |
CS238619B2 (en) | Hydrostatic driving system with adjustable pump and a number of consumers | |
US8356479B2 (en) | Hydrostatic travel drive having two hydraulic motors | |
JP6253357B2 (ja) | ハイドロスタティック式の駆動システム | |
EP1764515A2 (en) | Hydraulic control system for heavy construction equipment | |
KR101953430B1 (ko) | 회로압 제어 장치, 이 회로압 제어 장치를 사용한 유압 제어 회로 및 건설 기계의 유압 제어 회로 | |
US10161372B2 (en) | Hydrostatic drive | |
JP2011256814A (ja) | 建設機械のポンプ吐出量制御回路 | |
KR20050096909A (ko) | 정압 기어박스의 제어 | |
US10801616B2 (en) | Hydrostatic drive | |
JP6218363B2 (ja) | ハイドロスタティック式の駆動システム | |
JPH09502790A (ja) | 内燃機関とトランスミッションとの間に配置された摩擦クラッチのための油圧式緊急制御装置 | |
JP6757238B2 (ja) | 油圧駆動システム | |
KR101881055B1 (ko) | 정유압 변속기의 유압시스템 | |
JP6799480B2 (ja) | 油圧システム | |
JP5622243B2 (ja) | 流体圧制御回路および作業機械 | |
JP5435979B2 (ja) | ハイドロスタティック式の駆動システム | |
US7165397B2 (en) | Anti-stall pilot pressure control system for open center systems | |
JP5489592B2 (ja) | 流体静力学的な駆動システム | |
US11054027B2 (en) | Open hydraulic fluid flow circuit arrangement and method of controlling the hydraulic circuit | |
JP4851857B2 (ja) | ポンプ流量の制御方法および制御装置 | |
JP2011153527A (ja) | 油圧装置 | |
JP5517448B2 (ja) | ハイドロスタティック式の駆動システム |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A711 Effective date: 20130603 |
|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20150521 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20150618 |
|
RD04 | Notification of resignation of power of attorney |
Free format text: JAPANESE INTERMEDIATE CODE: A7424 Effective date: 20151012 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20160808 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20161018 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20170227 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20170509 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20170828 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20170926 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6218363 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |