自卸汽车中英文对照外文翻译文献.docx
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自卸汽车中英文对照外文翻译文献.docx
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自卸汽车中英文对照外文翻译文献
中英文资料对照外文翻译
(文档含英文原文和中文翻译)
DumpTruck
DumpTruckmainlyreferstothedeliveryofgoodsunloadedthecarandthereisdumpingthecar,alsoknownasDumpTrucks.
DumpTruckischaracterizedbyitscompartmentcanbetiltedacertainangle,sothatunloadingthegoodsinside.TiltingtrainisaDumpTruckenginepower,throughthedumpingofbodiestocomplete.
DumpTruckfromtheearly20thcenturytherehasbeencontinuousdevelopmentandperfection,hasbecomethemainvehicleoftransportofgoods.DumpTruckunloadingahighdegreeofmobilityandmechanizationabit,usuallywithshovelloaders,excavators,orbeltconveyorsandotherancillaryusetoachieveloadingandunloadingmechanization,whichcangreatlyshortenthehandlingtimeandimprovetransportefficiencyandsavelabor,reducelaborstrength.Asthecarmanufacturingindustry,DumpTruckcontinuedintroductionofnewmaterials,newtechnology,improvethequalityoftheutilizationfactor,withgreatspeedrangeandhightransmissionefficiency,controlandmanipulationofbetterandmoreconvenient.
First,thestatusoftechnologydevelopmentathomeandabroad
1.Humanization
Furtherimprovevehiclesafety,vehiclesafety,includingperformance,brakingperformanceisfurtherenhancedconvenienceanddrivercontrol,comfortisthecarathomeandabroadreflecttherequirementsofhumandevelopment,whichisreflectedinthebody,chassisandotheraspects.
(1)SuspensionSystem
Foreignhigh-endDumpTruck,suchasSCANIA,VOLVO,etc.,airsuspensionwithautomaticadjustment,andbasicdomesticorleafspring,abetteruseoftherubbersuspension.
(2)TransmissionSystem
MainForeignisautomatictransmission.Chinamainlywithmanualgearbox,therearesomemanufacturersbegantotrytoconfigurethechassisautomatictransmission.
(3)BrakingSystems
Electriccontrolsystemmainlyforeign(ECBS)andairdiscbrakesandABSelectroniccontrolsysteminstalled.Chinamainlyusesdrumbrakes,ABS,electronicbrakesysteminstalledinthesmaller,butalsobegandevelopingthediscbrakemanufacturers.
(4)BodySystems
DumpTruckbodyofdomesticcomfortthanthegapinEuropeisstillagreatcar.Buthigh-endcab,drivingandridecomforthasbeengreatlyimprovedthanbefore.
2.Specialization
ExclusiveofforeignDumpTruckclassificationisincreasinglyapparent.InadditiontogeneralengineeringofDumpTruck,butalsoaccordingtotheneedsandpurposescentury,thedevelopmentofadedicatedisDumpTruck.
(1)Roadsaltcleaningtruck
Ofsnow,snowdayswillbetransportedtotheroadsalt,snowontheroadsweeping,snowsprayingofsalt.
(2)Classoffluidtransporttruckpollution
Achievepollutionclassfluidcollection,transportationanddumping,canbetterprotectthevehiclechassis,suitableforroadpavingandconstructionofthegravelmaterialtransport.
ChinaDumpTruckofprofessionalclassificationisnotveryclearthattheDumpTruckcurrentlymainlyusedinconstruction,mining,coaltransportation,anditsdegreeofspecializationthantheforeignclassificationtherealargergap.
3.StructureOptimization
Europeanhigh-strengthsteelmaterialsoftenusedDumpTruckoraU-shapedcarriageframestructure,theadvantagesare:
lightweight,greatload,morepayloadcanbeloadedindirectlyincreasetheloadingefficiency;reducefuelconsumption,lowcenterofgravity,goodstability,liftingmoregoodsatthetimetheplay,easytodischarge;integralbearing,nooronlyafewribs,asmallamountofwelding;moremoderndesign,theoutersurfaceofalargeflat,easytopasteadvertisements,orotherpatterns.Europeisveryspecialcarmadeextensiveuseofplastictoolboxfendercover.Plasticmaterialhascertainoftoughness,resistancetolowtemperatureandimpactresistance,easytorattle,andlightweight,attractiveappearance,lightweightisprocessinplayinganimportantrole.
Therearealsoapartofthemanufacturersofhightechnicallevel,throughchangesinthestructurereducesweightanddonotreducethecarsperformance,themainframeistheuseofthecarstructure.
Forcostandprocessingconsiderations,thedomestictruckstillordinarysteel,steelplateasthemainmaterial.
4.Environmentalprotection
Astheworld'sgrowingenvironmentalprotection,nationalenvironmentalprotectionrequirementsonthevehiclesaremorestringent.DumpTruckloadofgoodssealingrequirementsincreasing.
Automotiveenginetechnologyrepresentsacountry'sindustriallevel.DevelopedcountriesinEuropetoEuroVvehicleemissionsstandards,andrequirementsofthedomestictruckiscurrentlythecountryⅢstandard,domesticandforeignwellasverylargegap,andreducevehicleemissionsofkeytechnologiesareonlyfewthehandsofcountries,Chinastillhasgreattechnicalfollowupanddevelopmentprocess.Furtherenhancetheenvironmentalprotectionrequirements,sealingrequirementsoftheDumpTruckalsomentionedtheagenda,bothathomeandabroadusingavarietyofmethodstopreventtheDumpTruck'scargospilled.DumpTruckintheprofessionalclassificationabroadalsohelpprotecttheenvironment,suchaspollutioncategoryoffluidtransportdevelopmentanduseofDumpTruck,butmostmajorblessingOhcompartmentsealedbyaDumpTruck'sway.DumpTruckoftheclosuresaremainlytwo:
oneforsofttarpaulincoverandametalhardcover.Therefore,foreignvehiclesgenerallydonotoverload,thebasicgoodsdoesnotexceedthecaralong.TheDumpTruckisthedomestichaveboth,themajorityofurbanenvironmentalrequirementsofthehighmetalcover,sealbetter,butthecostishigh;environmentalrequirementsofthemajorityofthelowersoftcover,sealless,butthecostislow.
Second,themainstructureandfunction
DumpTruckchassisandcoatbythetwomajorcomponents,twotypesofchassistheyuseastereotypicalcarchassis.DumpTruckasashorterwheelbasethantheaverage,thepricesrequirehigherstrengthandstiffness,socharacteristicfortheDumpTruck,DumpTruckchassisareoftendesignedtobespecific.Tippertops,includingcars,subframe,hydraulicliftdumpbodies,electricalaresystems.
DumpTruckliftingmechanismisthecoreoftheDumpTruckjudgethemeritsoftheprimaryindicators.
Liftingmechanismofthetypecurrentlycommonare:
F-typeliftingmechanismtoenlargetripod,T-styletripodzoomliftingmechanism,liftcylinder,frontroofliftanddoubleroll.
DumpTruckengine,chassisandcabofthetruckarethesamestructureandgeneral.
PointsafterDumpTruckofthecartorolloverandsidetippingtwo,bymanipulatingthesystemcontrolrodmovement,themorecommonafterthetipping,tippingpushrodtomakecar,asmallnumberoftwo-wayistipping.
Distributionofhigh-pressureoilthroughthevalve,tubingintotheliftcylinder,front-endwiththecabcarissafetyboard.
Theenginethroughthetransmission,PTOdrivenhydraulicpumpunit,hydraulictippingbodycompartmentsfromthefueltank,hydraulicpumps,distributionvalves,liftinghydrauliccylinders,controlvalvesandtubingandothercomponents.
Hydraulictippingbodyiscompartmentsfromthefueltank,hydraulicpumps,distributionvalves,liftinghydrauliccylinders,controlvalvesandtubingandothercomponents.
Theenginethroughthetransmission,PTOdrivenhydraulicpumpunit,distributionvalvesforhighpressureoilthroughthetubingintotheliftingcylinder,pushrodtomakecarrollover.Morecommonaftertherollover,bymanipulatingthesystemcontrolrodmovement,canstopthetraintiltedinanydesiredposition.Compartmentsuseoftheirownergravityandhydrauliccontrolreset.
TripodenlargeLiftingMechanismiscurrentlythemostwidelyusedwayofliftingfor8to40tonsofloadcompartmentlengthof4.4to6meters.Structuraladvantagesofmature,stableliftingandlowcost;drawbacktothemainframeonthefloorinsideistheclosedheightofthelargerplane.
MostofliftcylinderformofDumpTruckusedinthe6X4onthebridgeinfrontofeachsideofthesecondinstallationofamulti-cylinder(generally3to4),thehydrauliccylinderdirectlyonthepivotpointonthecompartmentfloor.Twinadvantagesofliftingthemainframeforthecompartmentfloorandahighdegreeofclosureonthesmallerplane;disadvantageisthatthehydraulicsystemisdifficulttoensuresynchronizationoftwohydrauliccylindersandheldsteadyandpoorstudents,theoverallstiffnessofthecarsrequireahigherfloor.
Waybeforethetopliftofsimplestructure,withthemainframeonthefloorinsidetheclosedsurfaceheightcanbeverysmall,vehiclestability,lowpressurehydraulicsystem,butthefirstbigtripatthemost-cylinder,highcost.
Doublerollforcecylindersgood,travelless,achievedoubleroll;butmorecomplexhydraulicpiping,givestudentsahigherincidenceofrolloveraccidents.
DumpTruckwiththedevelopmentandimprovementofdomesticpurchasingpower,DumpTruckisnotinthetraditionalsenseofwhatlifecanbedryuniversaltruck,fromthedesignpointofviewbutalsoaccordingtodifferentgoods,differentconditions,differentisregionsdevelopeddifferentproducts.Thisrequirestheusertopurchasevehiclestothemanufacturerforspecificuse.
1.Chassis
Inthechoiceofchassis,generallyisbasedoneconomicbenefitstoconsider,suchas:
thepriceofthechassis,loadingquality,overloadcapacity,fuelconsumptionperhundredkilometers,roadmaintenanceandsoon.Inaddition,theusermustalsoconsiderthechassisofthefollowingparameters:
①Heightofthechassisframeontheplane.General6x4chassisframeheightoftheuppersurfaceof1050to1200.Thehigherthenumberthegreaterth
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