WO2013186899A1 - 油圧制御装置 - Google Patents
油圧制御装置 Download PDFInfo
- Publication number
- WO2013186899A1 WO2013186899A1 PCT/JP2012/065249 JP2012065249W WO2013186899A1 WO 2013186899 A1 WO2013186899 A1 WO 2013186899A1 JP 2012065249 W JP2012065249 W JP 2012065249W WO 2013186899 A1 WO2013186899 A1 WO 2013186899A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- pressure
- hydraulic
- actuator
- hydraulic pressure
- accumulator
- Prior art date
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Classifications
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- 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
- F16H61/66—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 specially adapted for continuously variable gearings
- F16H61/662—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 specially adapted for continuously variable gearings with endless flexible members
- F16H61/66272—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 specially adapted for continuously variable gearings with endless flexible members characterised by means for controlling the torque transmitting capability of the gearing
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- 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
- F16H61/02—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 characterised by the signals used
- F16H61/0202—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 characterised by the signals used the signals being electric
- F16H61/0204—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 characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
- F16H61/0206—Layout of electro-hydraulic control circuits, e.g. arrangement of valves
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- 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
- F16H61/0021—Generation or control of line pressure
- F16H61/0025—Supply of control fluid; Pumps therefore
-
- 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
- F16H61/0021—Generation or control of line pressure
- F16H61/0025—Supply of control fluid; Pumps therefore
- F16H61/0031—Supply of control fluid; Pumps therefore using auxiliary pumps, e.g. pump driven by a different power source than the engine
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2400/00—Special features of vehicle units
- B60Y2400/70—Gearings
- B60Y2400/72—Continous variable transmissions [CVT]
-
- 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
- F16H61/0021—Generation or control of line pressure
- F16H2061/0034—Accumulators for fluid pressure supply; Control thereof
-
- 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
- F16H61/66—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 specially adapted for continuously variable gearings
- F16H61/662—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 specially adapted for continuously variable gearings with endless flexible members
- F16H2061/66286—Control for optimising pump efficiency
-
- 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
- F16H61/66—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 specially adapted for continuously variable gearings
- F16H61/662—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 specially adapted for continuously variable gearings with endless flexible members
- F16H2061/66295—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 specially adapted for continuously variable gearings with endless flexible members characterised by means for controlling the geometrical interrelationship of pulleys and the endless flexible member, e.g. belt alignment or position of the resulting axial pulley force in the plane perpendicular to the pulley axis
Abstract
Description
Claims (8)
- オイルポンプと油圧を蓄えるアキュムレータとの少なくともいずれか一方からアクチュエータに油圧を供給する供給油路と、前記アクチュエータから油圧をドレイン箇所に排出する排出油路とを備えた油圧制御装置において、
前記アクチュエータから油圧を排出すべき場合であってかつ前記アキュムレータの油圧が前記アクチュエータの油圧より低い場合に、前記アクチュエータから前記供給油路を介して前記アキュムレータに油圧を排出させる排出選択手段を備えていることを特徴とする油圧制御装置。 - 前記供給油路に設けられて前記アキュムレータから前記アクチュエータに油圧を供給するための増圧用開閉弁と、
前記排出油路に設けられて前記アクチュエータから油圧を前記ドレイン箇所に排出するための減圧用開閉弁と、
前記供給油路に設けられて前記アキュムレータと前記アクチュエータとを選択的に連通する第1切替弁とを有し、
前記排出選択手段は、前記アクチュエータから油圧を排出すべき場合であってかつ前記アキュムレータの油圧が前記アクチュエータの油圧より低い場合に、前記第1切替弁によって前記アキュムレータと前記アクチュエータとを連通するとともに、前記増圧用開閉弁を開弁させかつ前記減圧用開閉弁を閉弁させるように構成されている
ことを特徴とする請求項1に記載の油圧制御装置。 - 前記減圧用開閉弁と前記アキュムレータとを連通する油路と、
前記油路に設けられて前記アクチュエータを前記アキュムレータと前記ドレイン箇所との少なくともいずれか一方に選択的に連通する第2切替弁とを有し、
前記排出選択手段は、前記アクチュエータから油圧を排出すべき場合であってかつ前記アキュムレータの油圧が前記アクチュエータの油圧より低い場合に、前記第2切換弁によって前記アキュムレータと前記アクチュエータとを連通するとともに、前記減圧用開閉弁を開弁させかつ前記増圧用開閉弁を閉弁させるように構成されている
ことを特徴とする請求項1または2に記載の油圧制御装置。 - 前記排出選択手段は、前記アクチュエータの油圧と前記アキュムレータの油圧との圧力差が予め定めた閾値よりも小さい場合と、前記アクチュエータから油圧を排出することによる前記アクチュエータの油圧の低下量が予め定めた閾値よりも小さい場合との少なくともいずれか一方の場合に、前記減圧用開閉弁を開弁するように構成されていることを特徴とする請求項2に記載の油圧制御装置。
- 前記排出選択手段は、前記アクチュエータから油圧を排出すべき場合であってかつ前記アキュムレータの油圧が前記アクチュエータの油圧より低い場合に、前記アクチュエータの油圧を相対的に低い油圧が供給されて動作する箇所に供給するように構成されていることを特徴とする請求項1ないし4のいずれかに記載の油圧制御装置。
- 前記オイルポンプで発生させた油圧を前記アクチュエータと前記アキュムレータとに供給する第1の動作状態と、前記オイルポンプで発生させた油圧を前記アキュムレータに供給することなく前記アクチュエータに供給する第2の動作状態とを選択的に切り替える第3の切替弁とを有していることを特徴とする請求項1ないし5のいずれかに記載の油圧制御装置。
- 前記オイルポンプは、内燃機関によって駆動される機械式オイルポンプと、電動機によって駆動される電動オイルポンプとを含むことを特徴とする請求項6に記載の油圧制御装置。
- 前記アクチュエータは、ベルト式無段変速機におけるベルトが巻き掛けられるプーリの溝幅を狭めるように油圧が供給される油圧室を含むことを特徴とする請求項1ないし7のいずれかに記載の油圧制御装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201280073917.3A CN104364564A (zh) | 2012-06-14 | 2012-06-14 | 液压控制装置 |
JP2014521062A JP6094581B2 (ja) | 2012-06-14 | 2012-06-14 | 油圧制御装置 |
PCT/JP2012/065249 WO2013186899A1 (ja) | 2012-06-14 | 2012-06-14 | 油圧制御装置 |
US14/406,612 US9689494B2 (en) | 2012-06-14 | 2012-06-14 | Hydraulic control unit |
DE112012006530.1T DE112012006530B8 (de) | 2012-06-14 | 2012-06-14 | Hydraulische Steuereinheit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2012/065249 WO2013186899A1 (ja) | 2012-06-14 | 2012-06-14 | 油圧制御装置 |
Publications (1)
Publication Number | Publication Date |
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WO2013186899A1 true WO2013186899A1 (ja) | 2013-12-19 |
Family
ID=49757761
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2012/065249 WO2013186899A1 (ja) | 2012-06-14 | 2012-06-14 | 油圧制御装置 |
Country Status (5)
Country | Link |
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US (1) | US9689494B2 (ja) |
JP (1) | JP6094581B2 (ja) |
CN (1) | CN104364564A (ja) |
DE (1) | DE112012006530B8 (ja) |
WO (1) | WO2013186899A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6190858B2 (ja) * | 2015-09-24 | 2017-08-30 | 本田技研工業株式会社 | 油圧回路の制御装置 |
US9970540B2 (en) * | 2016-06-02 | 2018-05-15 | GM Global Technology Operations LLC | Transmission fluid pressure control systems and methods for continuously variable transmissions |
US10047860B2 (en) * | 2016-06-02 | 2018-08-14 | GM Global Technology Operations LLC | Pump switching control systems and methods for continuously variable transmissions |
WO2019130569A1 (ja) * | 2017-12-28 | 2019-07-04 | 日産自動車株式会社 | 動力伝達装置の制御方法及び動力伝達装置 |
JP2019120307A (ja) * | 2017-12-28 | 2019-07-22 | 日産自動車株式会社 | 動力伝達装置の制御方法及び動力伝達装置の制御装置 |
US10571016B2 (en) | 2018-01-03 | 2020-02-25 | GM Global Technology Operations LLC | Electronic transmission range selection for a continuously variable transmission |
CN110966400A (zh) * | 2019-12-09 | 2020-04-07 | 义乌吉利自动变速器有限公司 | 一种变速箱液压控制系统及车辆 |
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JPH07217731A (ja) * | 1994-01-31 | 1995-08-15 | Mitsubishi Automob Eng Co Ltd | 自動変速機の油圧回路 |
JP2002005275A (ja) * | 2000-06-22 | 2002-01-09 | Tcm Corp | 産業用車両の変速機の油圧回路 |
JP2002327814A (ja) * | 2001-04-27 | 2002-11-15 | Jatco Ltd | ベルト式無段変速機 |
JP2006250297A (ja) * | 2005-03-11 | 2006-09-21 | Toyota Central Res & Dev Lab Inc | ベルト式無段変速機の駆動装置 |
JP2011185417A (ja) * | 2010-03-11 | 2011-09-22 | Toyota Motor Corp | 油圧制御装置 |
Family Cites Families (9)
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DE19522674A1 (de) * | 1995-06-22 | 1997-01-02 | Bosch Gmbh Robert | Hydrauliksteuerung für eine Änderung des Hydrauliköldrucks in der hydraulischen Kegelscheibenaxialverstellung eines stufenlosen Umschlingungsgetriebes zur Variation der Klemmkraft |
DE19609787A1 (de) * | 1996-03-13 | 1997-09-18 | Bosch Gmbh Robert | Hydrauliknotsteuerung für ein stufenloses Umschlingungsgetriebe mit erweitertem Handschaltventil |
JP3604887B2 (ja) * | 1997-11-23 | 2004-12-22 | ジヤトコ株式会社 | 自動変速機の油圧制御装置 |
KR100369176B1 (ko) * | 2000-12-06 | 2003-01-24 | 기아자동차주식회사 | 무단 변속기용 전후진 제어 시스템 |
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JP2009097677A (ja) * | 2007-10-18 | 2009-05-07 | Toyota Motor Corp | 可変容量型流体圧ポンプモータ式変速機の制御装置 |
JP4692622B2 (ja) | 2008-12-12 | 2011-06-01 | トヨタ自動車株式会社 | 油圧制御装置 |
JP5304226B2 (ja) | 2008-12-25 | 2013-10-02 | トヨタ自動車株式会社 | 油圧制御装置 |
EP2784355B1 (en) * | 2011-11-22 | 2017-12-20 | Toyota Jidosha Kabushiki Kaisha | Oil pressure control device |
-
2012
- 2012-06-14 DE DE112012006530.1T patent/DE112012006530B8/de not_active Expired - Fee Related
- 2012-06-14 US US14/406,612 patent/US9689494B2/en not_active Expired - Fee Related
- 2012-06-14 WO PCT/JP2012/065249 patent/WO2013186899A1/ja active Application Filing
- 2012-06-14 JP JP2014521062A patent/JP6094581B2/ja not_active Expired - Fee Related
- 2012-06-14 CN CN201280073917.3A patent/CN104364564A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07217731A (ja) * | 1994-01-31 | 1995-08-15 | Mitsubishi Automob Eng Co Ltd | 自動変速機の油圧回路 |
JP2002005275A (ja) * | 2000-06-22 | 2002-01-09 | Tcm Corp | 産業用車両の変速機の油圧回路 |
JP2002327814A (ja) * | 2001-04-27 | 2002-11-15 | Jatco Ltd | ベルト式無段変速機 |
JP2006250297A (ja) * | 2005-03-11 | 2006-09-21 | Toyota Central Res & Dev Lab Inc | ベルト式無段変速機の駆動装置 |
JP2011185417A (ja) * | 2010-03-11 | 2011-09-22 | Toyota Motor Corp | 油圧制御装置 |
Also Published As
Publication number | Publication date |
---|---|
DE112012006530T5 (de) | 2015-03-12 |
JP6094581B2 (ja) | 2017-03-15 |
JPWO2013186899A1 (ja) | 2016-02-01 |
CN104364564A (zh) | 2015-02-18 |
DE112012006530B8 (de) | 2021-07-22 |
DE112012006530B4 (de) | 2021-05-20 |
US9689494B2 (en) | 2017-06-27 |
US20150184744A1 (en) | 2015-07-02 |
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