2025/11/28四沖程發(fā)動(dòng)機(jī)構(gòu)造與工作過程介紹發(fā)動(dòng)機(jī)燃油供給、冷卻和潤滑系統(tǒng)認(rèn)識(shí)汽車底盤構(gòu)造認(rèn)識(shí)汽車電氣設(shè)備和主動(dòng)安全系統(tǒng)介紹汽車車身電氣設(shè)備和被動(dòng)安全系統(tǒng)介紹項(xiàng)目一項(xiàng)目二項(xiàng)目三項(xiàng)目四項(xiàng)目五項(xiàng)目六項(xiàng)目七項(xiàng)目八汽車車載網(wǎng)絡(luò)系統(tǒng)介紹智能汽車技術(shù)介紹新能源汽車結(jié)構(gòu)和工作過程介紹項(xiàng)目九汽車性能參數(shù)及檢測設(shè)備介紹項(xiàng)目十汽車使用說明書及維修資料翻譯

項(xiàng)目三汽車底盤構(gòu)造認(rèn)識(shí)學(xué)習(xí)目標(biāo)學(xué)習(xí)時(shí)間任務(wù)描述引導(dǎo)問題項(xiàng)目內(nèi)容12345拓展材料6知識(shí)目標(biāo)1.認(rèn)識(shí)汽車底盤中關(guān)于傳動(dòng)系統(tǒng)、行駛系統(tǒng)、轉(zhuǎn)向系統(tǒng)、制動(dòng)系統(tǒng)及智能車輛線控底盤的英語術(shù)語和詞匯；2.理解汽車底盤各系統(tǒng)中零部件及其工作過程的英語固定表達(dá)的方法。技能目標(biāo)1.能運(yùn)用所學(xué)知識(shí)，借助專業(yè)詞典，對(duì)關(guān)于汽車底盤構(gòu)造資料進(jìn)行中英文互譯；2.能在教師指導(dǎo)下，完成與汽車底盤構(gòu)造及工作過程相關(guān)的英語資料閱讀和翻譯；3.能正確完成課后練習(xí)。素養(yǎng)目標(biāo)1.通過講解車輛傳動(dòng)系、轉(zhuǎn)向系和制動(dòng)系，介紹各系統(tǒng)對(duì)車輛行駛安全的重要意義，培養(yǎng)學(xué)生在維護(hù)與保養(yǎng)過程中執(zhí)著專注、精益求精、一絲不茍的工匠精神；2.通過介紹線控底盤的相關(guān)知識(shí)，培養(yǎng)學(xué)生敢于突破傳統(tǒng)思維，善于將傳統(tǒng)機(jī)構(gòu)與數(shù)字化技術(shù)相結(jié)合的創(chuàng)新思維。學(xué)習(xí)目標(biāo)

任務(wù)描述以民用汽車為例，學(xué)習(xí)有關(guān)變速器、離合器、差速器、傳動(dòng)軸、制動(dòng)器、輪胎、懸架及線控底盤等知識(shí)，完成相關(guān)術(shù)語、詞匯、特殊語句的認(rèn)識(shí)。通過完成該任務(wù)，能閱讀關(guān)于汽車底盤構(gòu)造及工作過程的英文文獻(xiàn)，并能運(yùn)用所學(xué)項(xiàng)目知識(shí)和翻譯技巧，翻譯相關(guān)文獻(xiàn)。通過以英語視角介紹底盤各系統(tǒng)對(duì)車輛行駛安全的重要意義，培養(yǎng)學(xué)生在維護(hù)與保養(yǎng)過程中執(zhí)著專注、精益求精、一絲不茍的工匠精神。１.時(shí)間要求:建議6學(xué)時(shí)學(xué)習(xí)時(shí)間引導(dǎo)問題你知道下圖中英文的意思嗎？項(xiàng)目內(nèi)容Project3

UnderstandingofAutomotiveChassisConstructionWordList1.passenger['p?s?nd??(r)] n.乘客，旅客2.frame[fre?m] n.車架3.chassis[???si] n.底盤4.handbrake[?h?ndbre?k] n.駐車制動(dòng)器5.clutch[kl?t?] n.離合器6.differential[?d?f??ren?l] n.差速齒輪差速器7.countershaft[?ka?nt?(r)?ɑ:ft] n.中間軸8.disconnect[?d?sk??nekt] v.斷開，分離，拆開9.shift[??ft] vt.換擋，替換，改變，變速10.torque[t?:k] n.扭矩，轉(zhuǎn)矩11.axle[??ksl] n.軸，輪軸，車軸，車橋12.suspension[s??spen?n] n.懸架，懸架裝置13.transaxle[tr?ns??ksl] n.驅(qū)動(dòng)橋14.round[ra?nd] vt.繞行，拐彎項(xiàng)目內(nèi)容15.diameter[da???m?t?(r)] n.直徑16.caliper[?k?l?p?r] n.卡鉗17.wishbone[?w??b??n] n.叉形臂18.grade[ɡre?d] n.斜坡19.tire[?ta??(r)] n.輪胎20.tread[tred] n.胎冠，胎，面21.achieve[??t?i:v] v.實(shí)現(xiàn)22.active[??kt?v] adj.積極的，主動(dòng)地23.standardization[?st?nd?da?'ze??(?)n] n.標(biāo)準(zhǔn)化24.modularization[m?dj?l?rɑ??ze???n] n.模塊化25.integration[??nt??ɡre??n] n.一體化，集成26.collaboration[k??l?b??re??n] n.合作，協(xié)作27.computational[?k?mpju?te???nl] adj.使用計(jì)算機(jī)的28.characteristic[?k?r?kt??r?st?k] n.特點(diǎn)Project3

UnderstandingofAutomotiveChassisConstruction項(xiàng)目內(nèi)容29.maneuverability[m??nu:v?r??b?l?ti] n.機(jī)動(dòng)性30.pedestrian[p??destri?n] n.行人31.intention[?n?ten?n] n.打算，意圖32.pneumatic[nju:?m?t?k] adj.充氣的，由壓縮空氣操作的33.possess[p??zes] vt.具有，擁有34.controllability[k?n?tr??l??b?l?ti] n.控制能力35.response[r??sp?ns] n.響應(yīng)，反應(yīng)36.prospect[?pr?spekt,pr??spek] n.前景，可能性Project3

UnderstandingofAutomotiveChassisConstruction項(xiàng)目內(nèi)容ProperNames1.commercialvehicles 商用車2.runninggear 行駛系統(tǒng)3.propellershaft 傳動(dòng)軸4.powertrain 傳動(dòng)系統(tǒng)5.driveshaft 傳動(dòng)軸6.manualtransmission 手動(dòng)變速器7.reverseidlergear 倒擋中間齒輪8.releasemechanism 分離機(jī)構(gòu)9.clutchcontrol 離合器控制裝置10.automatictransmission 自動(dòng)變速器11.planetarygearsystem 行星齒輪系統(tǒng)12.torqueconverter 液力變矩器13.differentialcase 差速器殼14.differentialpiniongears 差速器行星小齒輪15.differentialsidegears 差速器半軸齒輪16.steeringsystem 轉(zhuǎn)向系統(tǒng)Project3

UnderstandingofAutomotiveChassisConstruction項(xiàng)目內(nèi)容ProperNames17.steeringknuckle

轉(zhuǎn)向節(jié)18.tie-rod

轉(zhuǎn)向橫拉桿19.steeringwheel

轉(zhuǎn)向盤20.steeringcolumn

轉(zhuǎn)向管柱21.steeringshaft

轉(zhuǎn)向軸22.steeringgear

轉(zhuǎn)向器，轉(zhuǎn)向齒輪23.steeringarm

轉(zhuǎn)向節(jié)臂24.brakingsystem

制動(dòng)系統(tǒng)25.discbrake

盤式制動(dòng)器26.drumbrake

鼓式制動(dòng)器27.brakeshoe

制動(dòng)蹄28.brakepedal

制動(dòng)踏板29.parkingbrakesystem

駐車制動(dòng)系統(tǒng)30.cross-plytire

斜交輪胎31.suspensionsystem

懸架系統(tǒng)32.shockabsorber

減振器Project3

UnderstandingofAutomotiveChassisConstruction項(xiàng)目內(nèi)容ProperNames33.leafspring

鋼板彈簧34.coilspring

螺旋彈簧35.airspring

空氣彈簧，減振氣囊36.torsionbar

扭桿彈簧37.passengercar

乘用車38.universaljoint

萬向節(jié)39.chassis-by-wire

線控底盤40.steer-by-wire(SBW)

線控轉(zhuǎn)向41.brake-by-wire(BBW)

線控制動(dòng)42.positionsensor

位置傳感器43.low-profileloadwasher

薄型負(fù)載墊圈Project3

UnderstandingofAutomotiveChassisConstruction項(xiàng)目內(nèi)容Project3

UnderstandingofAutomotiveChassisConstructionForpassengercarsandlightcommercialvehicles,therearetwobasicarrangements:front-wheeldriveandrear-wheeldrive.Amotorvehicleconsistsofanumberofsectionswhich,forconvenience,canbeconsideredasfollows:theengineassembly,theframeorchassis,thepowertrain,therunninggear,theelectricalsystemandthebody(shownasFigure3-1).項(xiàng)目內(nèi)容Project3

UnderstandingofAutomotiveChassisConstructionAbasictransmissionhas7gearsofvarioussizeswhicharecarriedonthreeshafts.Mostmanualtransmissionshave4~5forwardspeedsand,ofcourse,moregearingandassociatedparts.Theshaftsthatcarrythegearsare:theinputshaft,thecountershaft(orcluster),themainshaft(oroutputshaft)andthereverseidlershaft(shownasFigure3-2).項(xiàng)目內(nèi)容Project3

UnderstandingofAutomotiveChassisConstructionTheclutchallowsyoutoconnectanddisconnecttheengineandthetransmission(shownasFigure3-3).Asingle-discclutchassemblyconsistsoffourmainparts:therearfaceoftheflywheel,theclutchdisc,thepressure-plateassembly,thereleasemechanism.項(xiàng)目內(nèi)容Project3

UnderstandingofAutomotiveChassisConstructionInanautomatictransmission,gearratiosarechangedautomatically.Thiseliminatestheneedforthedrivertooperatetheclutchandmanually“shiftgears”.Thetypicalautomatictransmissioncombinesafluidtorqueconverter,aplanetarygearsystem,andahydrauliccontrolsysteminasingleunit(shownasFigure3-4).項(xiàng)目內(nèi)容Project3

UnderstandingofAutomotiveChassisConstructionThedriveshaftconnectsthetransmissionoutputshafttothedifferentialpinionshaft(shownasFigure3-5).Sinceallroadsarenotperfectlysmooth,andthetransmissionisfixed,thedriveshafthastobeflexibletoabsorbtheshocksofbumpsintheroad.項(xiàng)目內(nèi)容Project3

UnderstandingofAutomotiveChassisConstructionAtypicaldifferentialcarrierassemblyincludesthefinal-drivegears(thecrownwheelandpinion),thedifferentialcaseandthedifferentialgears.Theseparts,whichareallsupportedbybearingsinthedifferentialcarrier,areusuallyreferredtoasthedifferentialassembly(shownasFigure3-6).項(xiàng)目內(nèi)容Project3

UnderstandingofAutomotiveChassisConstructionThesteeringsystemmustdeliverprecisedirectionalcontrol.Anditmustdosorequiringlittledrivereffortatthesteeringwheel.Thekeycomponentsthatmakeupthesteeringsystemarethesteeringwheel,steeringcolumn,steeringshaft,steeringgear,draglink,steeringknucklearmandtie-rodassembly(shownasFigure3-7andFigure3-8).項(xiàng)目內(nèi)容Project3

UnderstandingofAutomotiveChassisConstructionAbrakingsystemconsistsoftwomainsections.Thesearethebrakeassembliesatthewheelsandthehydraulicsystemthatappliesthebrakes.Thesystemincludestheservice(foot)brakessystemforusewhenthevehicleisbeingdriven,andaparkingbrakesystem,usuallyhandoperated,whichisappliedwhenthevehicleisparked(shownasFigure3-9).項(xiàng)目內(nèi)容Project3

UnderstandingofAutomotiveChassisConstructionThebrakeshoediameterisexpandedtocontactthebrakesurfacebyahydrauliccylinderthatisreferredtoasawheelcylinder.Fluidpressurefromthemastercylindersuppliesfluidtothewheelcylinderscausingthemtoexpand.Theexpansionofthewheelcylinderthroughmechanicallinkageforcesthebrakeliningsintocontactwiththerotatingbrakedrumtoprovidebrakingaction(shownasFigure3-10).項(xiàng)目內(nèi)容Project3

UnderstandingofAutomotiveChassisConstructionDiscbrakesemployabrakediscthatrotateswiththewheel.Thebrakediscisusuallyreferredtoasabrakerotor(shownasFigure3-11).Ahydraulicallyoperatedcaliperisusedtoforcetheliningfrictionmaterialagainstthebrakingsurfaceoftherotorforstoppingwheelrotation.項(xiàng)目內(nèi)容Project3

UnderstandingofAutomotiveChassisConstructionTires(shownasFigure3-12)andwheelsareimportanttovehicleride,handling,andfueleconomy.Thetiresandwheelsmustfirstlysupportthevehicleweight.Thetiresarealsorequiredtochangethevehicledirectionwhilethevehicleisinmotion.項(xiàng)目內(nèi)容Project3

UnderstandingofAutomotiveChassisConstructionThesuspensioncomponentsincludethesprings,axle,shockabsorbers,armsandrods.Thesesuspendthebodyandassociatedpartssothattheyareinsulatedfromroadshocksandvibrationswhichwouldotherwisebetransferredtothepassengersandload.項(xiàng)目內(nèi)容Project3

UnderstandingofAutomotiveChassisConstructionUnliketheconventionalsteeringwheel,thesteer-by-wiresystem(shownasFigure3-14)usescablesthatsendelectronicsignalstothevehicle'sgear.Comparedwiththetraditionalsteeringsystem,theSBWsystemwiththecharacteristicofmultipleinputsandmultipleoutputscanmakethevehiclesy