载重汽车转向桥设计毕业论文.doc
辽宁工程技术大学毕业设计(论文)中文题目:载重汽车转向桥设计外文题目:THEDESEGHOFTHETRUCKSTEERINGAXLE辽宁工程技术大学毕业设计(论文)I载重汽车转向桥设计摘要本设计为载重汽车的转向桥,此转向桥需要适应不同路况,不同速度下的稳定行驶,因此对前桥的要求也越来越高。在汽车设计、制造、因此应该本着既能有足够的承载能力,又能实现耐用经济的思想进行方案的选择,为了降低生产成本,又在结构上满足要求的情况下应尽量简单。通过设计:(1)保证有足够的强度:以保证可靠的承受车轮与车架之间的作用力。(2)保证有足够的刚度:以使车轮定位参数不变。(3)保证转向轮有正确的定位角度:以使转向轮运动稳定,操纵轻便并减轻轮胎的磨损。(4)转向桥的质量应尽可能小:以减少非簧上质量,提高汽车行驶平顺性。通过分析工作原理设计转向节、前轴、主销等零件的尺寸,使各个零部件的强度满足校核,并运用caxa等绘图软件绘制装配图和零件图。关键词:转向桥;定位参数;转向节;前轴;主销IIThedesignofthetrucksteeringaxleAbstractThisdesignisSteeringAxleforheavytrucks.Thedesignisneedtoadapttodifferentroadandunderdifferentspeeds,sothestabilityoffrontaxlehigherrequirements.Incardesign,manufacture,andshouldbebasedonbothhaveenoughcarryingcapacity,andcanachievedurableeconomicthoughtsoptions,inordertoreducetheproductioncost,andmeetstherequirementsinthestructureofsituationsshouldasfaraspossiblesimple.Bydesign:(1)Toensureadequatestrength:inordertoensureaffordableandreliableforcebetweenwheelandframe.Bydesign:(1)Toensureadequatestrength:inordertoensureaffordableandreliableforcebetweenwheelandframe.(2)Ensureadequaterigidity:inordertochangethewheelalignmentparameters.(3)Toensurethecorrectpositioningofsteeringwheelangle:tomakethesteeringwheelmovementandstability,manipulatinglightandreducetirewear.(4)Thesteeringaxleofqualityshouldbeassmallaspossible:toreducethenon-sprungmass,improvevehicleridecomfort.Worksbyanalyzingthedesignofsteeringknuckle,frontaxle,kingpinandotherpartsofthesize,sothatthestrengthofthevariouscomponentstomeetthecheck,anduseothermappingsoftwarecaxaassemblydrawingandpartsaredrawing.Keywords:steeringaxle;positionalparameters;knuckle;frontaxle;kingpin辽宁工程技术大学毕业设计(论文)目录前言.11.汽车转向桥的概况.21.1汽车转向桥目前状况.21.1.1汽车前桥的分类.21.1.2前桥各参数对汽车稳定性的作用与影响.21.2从动桥的结构形式.51.2.1从动桥总体结构.51.2.2载重汽车从动桥.61.2.3载重汽车从动桥.71.2.4设计意义.72.转向桥的设计结构参数.82.1结构参数选择.82.2从动桥总体结构选择.82.3确定前桥具体结构型式.83.前轴设计.93.1前轴强度计算.93.1.1前轴受力分析简图.93.1.2前轴载荷的计算(分三种工况分析).103.2前轴弯矩及扭矩计算.11