KR960010327A - 자동변속기의 유압제어장치 - Google Patents

자동변속기의 유압제어장치 Download PDF

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Publication number
KR960010327A
KR960010327A KR1019950033339A KR19950033339A KR960010327A KR 960010327 A KR960010327 A KR 960010327A KR 1019950033339 A KR1019950033339 A KR 1019950033339A KR 19950033339 A KR19950033339 A KR 19950033339A KR 960010327 A KR960010327 A KR 960010327A
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South Korea
Prior art keywords
hydraulic
automatic transmission
supply circuit
hydraulic control
pressure
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KR1019950033339A
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English (en)
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KR100342033B1 (ko
Inventor
신야 가마다
고이치 야마모토
토모오 사와자키
히로시 시노주카
가주시 구로카와
다카미치 데라오카
마사카즈 혼보
나오타카 히라미
야스노리 간다
아키노브 아오키
다츠히코 이와사키
다케요시 가와
Original Assignee
와다 요시히로
마츠다 가부시키가이샤
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Priority claimed from JP26124794A external-priority patent/JP3496291B2/ja
Application filed by 와다 요시히로, 마츠다 가부시키가이샤 filed Critical 와다 요시히로
Publication of KR960010327A publication Critical patent/KR960010327A/ko
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Publication of KR100342033B1 publication Critical patent/KR100342033B1/ko

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K17/00—Arrangement or mounting of transmissions in vehicles
    • B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
    • B60K17/10—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of fluid gearing
    • 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
    • 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
    • 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
    • F16H61/04—Smoothing ratio shift
    • F16H61/06—Smoothing ratio shift by controlling rate of change of fluid pressure
    • F16H61/061—Smoothing ratio shift by controlling rate of change of fluid pressure using electric control means
    • 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
    • F16H61/02—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
    • F16H61/0251—Elements specially adapted for electric control units, e.g. valves for converting electrical signals to fluid signals
    • F16H2061/0255—Solenoid valve using PWM or duty-cycle 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
    • F16H61/04—Smoothing ratio shift
    • F16H2061/0455—Smoothing ratio shift during shifts involving three or more shift members, e.g. release of 3-4 clutch, 2-4 brake and apply of forward clutch C1
    • 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
    • F16H61/04—Smoothing ratio shift
    • F16H2061/0466—Smoothing shift shock by apply or release of band brake servos, e.g. overlap control of band brake and a clutch or vice versa
    • 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
    • F16H61/04—Smoothing ratio shift
    • F16H2061/0488—Smoothing ratio shift during range shift from neutral (N) to drive (D)
    • 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
    • F16H61/04—Smoothing ratio shift
    • F16H61/06—Smoothing ratio shift by controlling rate of change of fluid pressure
    • F16H61/065—Smoothing ratio shift by controlling rate of change of fluid pressure using fluid control means
    • F16H61/067—Smoothing ratio shift by controlling rate of change of fluid pressure using fluid control means using an accumulator
    • 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
    • F16H61/14—Control of torque converter lock-up clutches
    • 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
    • F16H61/21—Providing engine brake control

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  • 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)
  • Transportation (AREA)
  • Control Of Transmission Device (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
  • General Details Of Gearings (AREA)

Abstract

본 발명은 자동변속기의 유압제어장치에 관한 것으로, 본 발명은 레벨화된 천이압을 거쳐 증가하는 유압으로 체결되는 적어도 하나의 마찰결합요소를 가지는 자동변속기의 제어장치에 있어서 라인압이 낮은 조건에서 기어 변속중 내부에 축적된 고레벨의 압력을 마찰결합요소로 방출하는 어큐믈레이터를 가진 자동변속기의 유압제어 장치를 제공한다.

Description

자동변속기의 유압제어장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 제어장치가 사용되는 자동변속기를 도시하는 개략도이다.
제2도는 제1도의 자동제어장치의 단면도이다.
제3도는 제1도의 자동변속기의 출력기구의 단면도이다.

Claims (10)

  1. 자동변속기를 원하는 기어단에 위치시키기 위해 유압으로 선택적으로 체결되고 해방되는 복수의 마찰요소를 가지는 자동변속기의 유압제어장치에 있어서, 자동변속기에 원하는 기어단을 생성하는데 필요한 상기 마찰 요소의 적어도 소정의 하나를 록크하기 위해 상기 마찰요소에 작동유압을 선택적으로 공급하기 위한 유압공급회로, 상기 마찰결합요소로 공급될 상기 작동유압을 조절하기 위한 압력조정수단, 작동유압과 유압레벨이 같거나 큰 유압을 제공하기 위한 고압원수단, 상기 유압공급회로와 상기 고압원수단과 선택적으로 유압소통되며, 상기 고압원수단과 소통하는 동안 상기 고레벨의 유압을 축적하는 어큐믈레이터, 및 상기 유압공급회로가 상기 소정의 마찰결합요소에 상기 작동유압을 제공할 때 상기 어큐믈레이터로부터 상기 유압공급회로로 상기 고레벨의 유압을 방출하도록 상기 어큐믈레이터를 상기 고압원으로부터 상기 유압공급회로로 상기 유압소통을 변경하기 위한 절환수단을 포함하는 자동변속기의 유압제어장치.
  2. 제1항의 자동변속기의 유압제어장치에 있어서, 엔진부하를 검출하기 위한 부하센서를 또한 포함하며, 상기 압력조정수단이 상기 엔진부하에 따라 상기 작동유압을 조정하는 것을 특징으로 하는 자동변속기의 유압제어장치.
  3. 제2항의 자동변속기의 유압제어장치에 있어서, 상기 절환수단이, 상기 엔진부하가 소정레벨보다 작을 때, 상기 어큐믈레이터의 상기 유압소통을 상기 고압원으로부터 상기 유압공급회로로 변경하는 것을 특징으로 하는 자동변속기의 유압제어장치.
  4. 제3항의 자동변속기의 유압제어장치에 있어서, 상기 절환수단이, 다운시프트가 발생했을 때, 상기 어큐믈레이터의 상기 유압소통을 상기 고압원으로부터 상기 유압공급회로로 변경하는 것을 특징으로 하는 자동변속기의 유압제어장치.
  5. 제1항의 자동변속기의 유압제어장치에 있어서, 상기 절환수단이, 다운시프트가 발생했을 때, 상기 어큐믈레이터의 상기 유압소통을 상기 고압원으로부터 상기 유압공급회로로 변경하는 것을 특징으로 하는 자동변속기의 유압제어장치.
  6. 제1항의 자동변속기의 유압제어장치에 있어서, 상기 절환수단이, 중립으로부터 주행레인지로의 변속이 발생했을 때, 상기 어큐물레이터의 상기 유압소통을 상기 고압원으로부터 상기 유압공급회로로 변경하는 것을 특징으로 하는 자동변속기의 유압제어장치.
  7. 제1항의 자동변속기의 유압제어장치에 있어서, 상기 절환수단이, 중립으로부터 주행레인지로의 변속과 다운시프트중 어느 하나가 발생했을 때, 상기 어큐믈레이터의 상기 유압소통을 상기 고압원으로부터 상기 유압 공급회로로 변경하는 것을 특징으로 하는 자동변속기의 유압제어장치.
  8. 제1항의 자동변속기의 유압제어장치에 있어서, 상기 유압조정수단과는 독립적으로 상기 유압공급회로를 상기 고압원수단과 유압소통시키는 제2의 절황수단을 또한 포함하는 것을 특징으로 하는 자동변속기의 유압제어장치.
  9. 제8항의 자동변속기의 유압제어장치에 있어서, 록크업클러치작동압을 제어하기 위한 제어회로를 또한 포함하며, 상기 유압공급회로가 상기 고압원수단과 유압소통되었을때 상기 제2의 절환수단에 의해 상기 압력조정수단과 유압소통하는 것을 특징으로 하는 자동변속기의 유압제어장치.
  10. 제1항의 자동변속기의 유압제어장치에 있어서, 상기 소정의 마찰결합수단이 적어도 하나의 전진기어를 제공하도록 체결되는 포워드클러치인 것을 특징으로 하는 자동변속기의 유압제어장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019950033339A 1994-09-30 1995-09-30 자동변속기의유압제어장치 KR100342033B1 (ko)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP26124794A JP3496291B2 (ja) 1994-09-30 1994-09-30 自動変速機の油圧制御装置
JP94-261247 1994-09-30
JP95-100005 1995-03-31
JP10000595 1995-03-31

Publications (2)

Publication Number Publication Date
KR960010327A true KR960010327A (ko) 1996-04-20
KR100342033B1 KR100342033B1 (ko) 2002-12-05

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Country Link
US (1) US5810694A (ko)
EP (1) EP0704642B1 (ko)
KR (1) KR100342033B1 (ko)
CN (1) CN1090725C (ko)
DE (1) DE69510882T2 (ko)

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JP3876126B2 (ja) * 2001-01-30 2007-01-31 ジヤトコ株式会社 自動変速機のプリチャージ制御装置
JP4201111B2 (ja) * 2001-10-31 2008-12-24 アイシン・エィ・ダブリュ株式会社 自動変速機のロックアップ制御装置
JP2004144108A (ja) * 2002-10-21 2004-05-20 Nissan Diesel Motor Co Ltd 多段変速機の変速制御装置
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EP0704642A1 (en) 1996-04-03
US5810694A (en) 1998-09-22
CN1090725C (zh) 2002-09-11
CN1137455A (zh) 1996-12-11
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KR100342033B1 (ko) 2002-12-05
EP0704642B1 (en) 1999-07-21
DE69510882D1 (de) 1999-08-26

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