《专业外语车辆工程》PPT课件

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1、SpecialtyEnglish汽车工程学院玄圣夷1.1AutomobileConstructionengine发动机carbody车身carframe车架brakesystem制动系统suspensionsystem悬架系统steeringsystem转向系统powertrainsystem动力传动系统clutch离合器transmission=gearbox变速器driveshaft=propellershaft传动轴finaldrivegears主减速器differential差速器accessory附件heater供暖设备windshieldwiper风挡玻璃、刮水器comb

2、ustion燃烧internalcombustionengine内燃机combustionchamber燃烧室piston活塞connectingrod连杆crankshaft曲轴camshaft凸轮轴cylinder气缸pushrod推杆four-stroke-cycle四冲程循环intakestroke进气行程compression压缩行程powerstroke做功行程exhauststroke排气行程topdeadcenter=TDC上止点bottomdeadcenter=BDC下止点air-fuelmixture空气燃油混合气valve气门、阀；port气口、进排气口inta

3、ke/inletvalve进气门exhaustvalve排气门sparkplug火花塞1.2Layoutofanautomobilecarburetor化油器airfilter/cleaner空气滤清器radiator散热器silencer消声器dynamo发电机universaljoint万向节leafspring钢板弹簧steeringbox转向器timinggear正时齿轮kingpin主销rollingradius滚动半径brakedrum制动鼓brakedisk制动盘brakeshoes制动蹄brakecaliper制动钳brakepedal制动踏板brakepad制动衬块

4、、制动摩擦块wheelhub轮毂hydraulicsystem液压系统lever杠杆linkage连接机构spline花键、用花键连接2.1Enginecarburetor化油器aircleaner空气滤清器oilpickup机油集滤器oilpan油底壳in-lineengine直列式发动机opposedengine对置式发动机diesel柴油；gasoline汽油cylinderbore缸径cylinderblock气缸体reciprocatingengine往复式发动机rotaryengine转子发动机combustionchamber燃烧室connectingrod连杆wris

5、tpin=pistonpin活塞销cylinderhead气缸盖air-fuelratio空气/燃油混合比seal密封blower鼓风机crank曲柄clearancevolume余隙容积2.1.1ReciprocatingEngine2.1.2EngineBlockcrankcase曲轴箱diecast压铸；forge锻造；weld焊接castiron铸铁；alloy合金；steel钢molten熔化的、熔融的sandmold砂型；sandcore砂芯expansionplug膨胀塞frostplug冰冻安全塞oilgallery润滑油道drill钻孔cylinderliner/s

6、leeve气缸套drycylinderliner干式气缸衬套wetcylinderliner湿式气缸衬套portedcylinderliner孔式气缸衬套waterjacket水套counterbore沉孔gasket/washer垫圈exhaustmanifold排气管valveguide气门导管sealring密封环bore孔、镗孔、缸径bored/boring镗孔的boringcutter镗刀alignbored同心镗bolt螺栓；nut螺母；thread螺纹screw螺钉；capscrew有帽螺钉pressfit过盈配合、紧配合loosefit间隙配合、松配合2.1.3Cra

7、nkshaftforge锻造frictionbearing滑动轴承bushingbearing衬套轴承ballbearing球轴承conicalbearing圆锥轴承bearingshell轴瓦crank曲柄crankpin曲柄销crankthrow曲拐pulley皮带轮chamfer倒角thrustflange止推凸缘endwisemovement轴向运动counter-weight平衡重vibrationdamper减振器torqueconverter