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中型货车车架设计剖析VIP免费

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I摘要本设计课题是关于中型载货汽车的车架设计。所设计的车架结构形式是前后等宽的边梁式车架,其中纵梁和横梁的截面形状都采用槽型,纵梁与横梁通过铆钉连接。本说明书涉及了现阶段载货汽车技术的发展趋势,以及国内外载货汽车车架的发展状况;说明书还详细阐明了中型载货汽车的方案论证:车架的设计要求、车架结构的确定、车架宽度的确定、车架纵梁形式的确定、车架横梁形式的确定、车架纵梁与横梁连接形式的确定、车架的受载分析以及车架的强度计算。在计算时把车架简化成为一个位于支座上的静定结构,然后,用材料力学的知识对本车架进行强度计算,并且在满足应力要求的条件下来确定车架纵梁的断面尺寸。关键词:中型货车、车架、设计IIAbstractThisdesignissueisabouttheframeofmedium-sizedtruck.Theframestructuredesignedisthesideframewiththebeamwidth,inwhichtheshapeoflongitudinalandcross-sectionbeamsareslot,railsandbeamsareconnectedbyrivets.Thispaperinvolvesinlatelythetechnologydevelopmenttrendoftruckaswellasthedomesticandforeigntruckframedevelopment;Thispaperalsoexposeindetailthemedium-sizedtruckwithschemedemonstration:therequirementofframedesign、determinationofframestructure、determinationofframewidth、determinationofstringerform、determinationofbeamsform、theconnectionformofbeams、analysisofloadtheframesuffersandthestrengthcalculation.Theframewillbesimplifiedasastableobjectivewhencalculating,andthencalculatethestrengthwithmechanicsmaterialsknowledgeanddeterminethesizeoftheframerailswiththepreconditionthatitmeetstherequirementofstress.Keywords:medium-sizedtrucks,trailers,design目录第1章绪论·······················································11.1课题背景··············································11.2国外货车技术的发展趋势·····························11.3车架的发展···········································2第2章方案论证···················································42.1参考车型及其参数······································42.2车架设计的技术要求····································42.3车架结构的确定·······································5第3章车架的设计·················································93.1车架的结构形式的设计··································93.2车架的受载分析·······································133.3弯曲强度计算时的基本假设······························143.4纵梁的弯矩和剪力的计算································15第4章车架的制造工艺·············································214.1车架梁的制造工艺······································214.2车架的铆接工艺······································234.3涂装工艺·············································24结束语····························································25参考文献···················...

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中型货车车架设计剖析

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