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皮卡车变速器设计(毕业论文+全套CAD图纸)(答辩通过).doc

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皮卡车变速器设计(毕业论文+全套CAD图纸)(答辩通过).doc

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文档介绍:买文档送全套CAD图纸,咨询QQ414951605买文档送全套CAD图纸,咨询QQ414951605摘要本课题是取材于汽车中比较实用的皮卡汽车,皮卡车在载货或在雨、雪路面上行驶时,动力强劲,越野性能出色。它既有轿车的操控性、舒适性,同时也有载货车的通过性和载货能力。目前,大部分驾校都使用皮卡作为教练车,教练车一般都有两套操纵机构,除常用的5+1档位外,还设有快慢档位,即学员练车使用低速范围的5+1档位,教练则使用高速的5+1档位。为了实现这种功能可以通过安装分动器、主减速器高低传动比变换和采用组合式变速器来实现。此设计通过采用组合式变速器来实现皮卡车高低档位的变换,同时也改善了汽车的动力性和燃油经济性。本设计根据给定皮卡车的车型参数,来设计皮卡车组合式变速系统,通过对组合式变速器的组合布置形式的分析和相关计算,尽量满足皮卡教练车对变速器的要求,包括各档位组合方案的确定、传动比的选择、齿轮参数的选择、二轴及中间轴的选择计算、轴承的选择等。关键词组合式变速器;中间轴;锁环式同步器;齿轮;传动比买文档送全套CAD图纸,咨询QQ414951605买文档送全套CAD图纸,parisonpracticalpickuptruck,pickupinLadenorinrain,snowonroads,powerful,andexcellentoff-'fort,,mostofthedrivercardusingtheskin,asongenerallypackagedontransmission,fortabledrivinglearningconditions,Deputytransmissionconsistsoftwostalls(high-speedrailandlow-speedgear).Inshort,inordertomeetconsumers'picavariousperformancerequirements,,binedtransmissionlayoutanalysisandrelatedterms,trytomeetthePickupondemandfortransmission,binationofvariousstallsplanfor,select,geartransmissionratioofthechoiceofparameters,thesecondaxisandtheselectionandcalculationofintermediateshaft,bearingselection,;termediateshaft;lockringSynchronizer;gear;transmissionratio买文档送全套CAD图纸,咨询QQ414951605买文档送全套CAD图纸,咨询QQ414951605目录摘要································································································IAbstract···························································································II目录······························································································III第1章绪论·····&#