中国汽车技术论坛(qichejishu)_离合器知识-离合器系统及盖总成

1ValeoConfidential离合器知识Jun.20052ValeoConfidential离合器知识-离合器系统车轮车轮车轮3ValeoConfidential离合器知识-离合器系统4ValeoConfidential离合器知识-离合器系统5ValeoConfidential离合器知识-离合器系统6ValeoConfidential离合器知识-离合器系统7ValeoConfidential离合器知识-离合器系统8ValeoConfidential离合器知识-离合器功能Connectanddisconnectenginetogearbox使发动机和变速箱接合和分离Transmittheenginetorque传递发动机扭矩Heatabsorptionduringclutchingoperation在离合器接合过程中吸收热量Smoothengagement平稳接合Filterthetorquefluctuationandshocks削减的扭矩波动和冲击Drivelinefuse防止传动系过载9ValeoConfidentialConnectanddisconnectenginetogearbox使发动机和变速箱接合和分离离合器知识-离合器功能Disconnectto:分离时:Launchtheengine起动发动机Preventtheshutdownofengine防止发动机熄火Changeofgear换档Connectto接合:Startthevehicle车辆起步Transmitthetorque传递扭矩Insureasmoothengagement确保平稳接合10ValeoConfidential离合器知识-离合器功能Transmittheenginetorque传递发动机扭矩Principle:Theenginetorquemustbetotallytransmitted.Noslippageisallowed.规则：发动机扭矩必须全部传递，避免打滑Slippage打滑fastdestructionofclutch离合器迅速损坏11ValeoConfidential离合器知识-离合器功能Transmittheenginetorque传递发动机扭矩60Nm1300Nm12ValeoConfidential离合器知识-离合器功能Transmittheenginetorque传递发动机扭矩Theclamploadistheforceduetothediaphragminengagedposition夹紧载荷是指膜片弹簧处于结合位置的力Itdependson它取决于：•thediaphragmthickness膜片弹簧厚度•thediaphragmangle膜片弹簧角度•thefulcrumdiameters支点直径Range范围:2500-20000N13ValeoConfidential离合器知识-离合器功能Transmittheenginetorque传递发动机扭矩PRnTmcµ=radiusMeanRloadClampPtcoefficienFrictionsurfacefrictionofNumbernTorqueClutchTmc:::::µ离合器传递扭矩摩擦面数目摩擦系数压紧载荷作用半径14ValeoConfidentialHeatabsorptionduringclutchingoperation工作状况下的热量吸收离合器知识-离合器功能Duringaclutchoperation,thefrictionenergyisdissipatedintheclutchasheat.离合器工作时，摩擦能会转化为热能被离合器吸收Thedissipationofheatdependsof:热量的散发主要取决于:thepressureplatemass压盘质量theflywheel飞轮thecoolingpropertiesofthehousing离合器壳的冷却性能15ValeoConfidentialHeatabsorptionduringclutchingoperation工作状况下的热量吸收离合器知识-离合器功能Estimationofstartupenergy起步时热能估算()dRfMgCCVdRMEeeαρsin212122+−=16ValeoConfidentialDuringstartuporgearshift,the在起步或换档时,clutchoperationmustnotgenerate:离合器的工作不能产生:vibration(judder)急剧抖动Noise噪音Shock冲击离合器知识-离合器功能Smoothengagement平稳接合17ValeoConfidential离合器知识-离合器功能Filterthetorquefluctuationandshocks削减扭矩波动和冲击18ValeoConfidential离合器知识-盖总成结构型式19ValeoConfidential离合器知识-盖总成结构型式Cover压盘盖Pressureplate压盘20ValeoConfidential离合器知识-盖总成结构型式Diaphragmandring膜片弹簧和支承环Diaphragmloadcurve膜片弹簧曲线21ValeoConfidential离合器知识-盖总成结构型式Strap传动片22ValeoConfidential离合器知识-盖总成结构型式Pushtype/推式离合器CP型号CP型号Palio/派力奥Fukang/富康XiaLi2000/夏利23ValeoConfidentialD型号DB型号离合器知识-盖总成结构型式Pushtype/推式离合器Santana/桑塔纳24ValeoConfidentialPush-Pulltype/推拉式离合器DPT型号Jetta/捷达Jettaking/捷达王离合器知识-盖总成结构型式