Automobile Structure Knowledge

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1、BasicKnowledgeofAutoProductWenNovember24,20121.1ClassificationofAutoProductAutomobileCommercialPassengercarvehicleCarSUVMPVMinivanBusTruckCarSUVMPVCross-overEntryPremiumCompactMidsizeLargeOff-roadOn-roadMidsizeLargeMidsizeMidsize奔奔Mini悦翔EadoRowee750CrownPajeroCR-VEZGL8CX20SmartPol

2、oFocusCamryAudiA6PradoTiguanTouranAlphaLivina•Carscanbedividedintodifferentsegmentsaccordingtothelengthandwheelbase.•SUVisdividedintoon-roadandoff-roadtypeaccordingtotheChassisandBodytype.•MidsizecaristhelargestsegmentinautomarketandSUVisthefastestgrowingsegment.1.2TheDifferenceBe

3、tweenCarsSegmentSideviewLengthWheelbaseDisplacementCompact359823401.0L/1.3L(Geelypanda)EntryMidsize434025701.4L/1.6L(HyundaiVerna)Midsize467126851.6L/1.8L(BuickExcelle)PremiumMidsize487028031.4T/1.8T/3.0L(VWPassat)Large521932103.0L/4.4L/6.0L(BMW7Series)1.3DifferentTypesofCarTherea

4、redifferenttypesofcarsaccordingtothemodelingstyle.SedanandHatchbackSedanandWagonPassatMazda3SedanandFastbackRoewe550BMW5SeriesMG61.4Off-roadSUVandOn-roadSUVOff-roadSUVOn-roadSUV1.Withseparateframe,useseparateframe1.Withoutframe,useintegralbodyconstruction;construction;2.Morerigida

5、ndbettertrafficability.2.Morecomfortableandbetterfuelefficiency.2.1AutomobileStructureBodyToday'scarcontainsmorethan15,000parts.ChassisEngine&TransmissionElectricalEquipment2.2BodyBodyisconsistofcoveringpartsandstructureparts.Coveringpartsaretheexteriorwhatwecansee(Hood,front/rea

6、rfender,roofcovering,doorsandtrunklid)Actually,wecan’testimatethesafetybythethicknessofthecoveringparts.Structurepartsarethekeyofthecars’safety(Front/rearimpactbeam,A/B/CpillarandDoorimpactbeam)Theusageofhighstrengthsteelandoptimizingbodystructuremadethecarmoreandmoresafetoday.2.2

7、BodyThebodystructurefocusonkeepingthedriverandpassenger’slivingroomwhenanaccidentishappening.Differentstrengthsteelisusedindifferentparts.Commonsense:1.Thelargerthecarthesaferitis;2.Gooddrivinghabitisthemostimportantforsafety;3.FASTENseatbelt,especiallyinhighway.Otherwisetheairb

8、agwillcoursemoreseriousdamage;2.3