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1、摘要随着经济建设的迅速发展，我国的基础建设力度正逐渐加大，道路交通，机场，港口，水利水电，市政建设等基础设施的建设规模也越来越大，市场汽车起重机的需求也随之增加。本文通过对徐工50吨汽车起重机主臂进行研究，进一步进行主臂设计，通过计算对主臂的三铰点、主臂的长度、及每节臂的长度、液压缸尺寸进行确定，选择零部件，确定主臂伸缩方式及主臂内钢丝绳的缠绕方法，通过SOLIDWORKS软件对主臂进行三维建模。关键词：50吨汽车起重机、主臂设计、三铰点、伸缩方式、三维建模otherstaffoftheCentre.Duringthewar,Zhuwast
2、ransferredbacktoJiangxi,andDirectorofthenewOfficeinJingdezhen,JiangxiCommitteeSecretary.Startingin1939servedasrecorderoftheWestNorthOrganization,SecretaryoftheSpecialCommitteeAfterthevictoryofthelongMarch,hehasbeentheNorthwestOfficeoftheFederationofStateenterprisesMinister
3、,ShenmufuguSARmissions,DirectorofNingxiaCountypartyCommitteeSecretaryandrecorderoftheCountypartyCommitteeSecretary,MinistersandAbstractWiththerapiddevelopmentofeconomicconstruction,China'sinfrastructureisgraduallyincreasetheintensity,roadtraffic,airports,ports,waterconserv
4、ancyandhydropower,municipalconstructionofinfrastructuresuchasthescaleofconstructionisalsogrowing,cranetruckcranemarketdemandwiththeincrease.BasedontheXuGong50tonsoftruckcraneboomstudy,furtherboomdesign,bycalculatingthemainarmofthethreehinges,themainarmlength,andthelengthof
5、eacharm,hydrauliccylindersizeidentify,selectPartsandcomponents,identifythemaintelescopicarmandtheboominthewayofwindingropemethod,SOLIDWORKSsoftwareonthemainarmforthree-dimensionalmodeling.Keywords:50-tontruckcrane，theboomdesign，thethreehingepoints，stretching，three-dimensio
6、nalmodelingotherstaffoftheCentre.Duringthewar,ZhuwastransferredbacktoJiangxi,andDirectorofthenewOfficeinJingdezhen,JiangxiCommitteeSecretary.Startingin1939servedasrecorderoftheWestNorthOrganization,SecretaryoftheSpecialCommitteeAfterthevictoryofthelongMarch,hehasbeentheNor
7、thwestOfficeoftheFederationofStateenterprisesMinister,ShenmufuguSARmissions,DirectorofNingxiaCountypartyCommitteeSecretaryandrecorderoftheCountypartyCommitteeSecretary,Ministersand目录摘要IABSTRATEII1绪论11.1起重机械的工作特点及其在国民经济中的作用11.2国内汽车起重机的发展概况和发展趋势21.2.1国内汽车起重机的发展概况21.2.2国内汽车起重
8、机发展趋势31.3国外汽车起重机发展概况及发展趋势41.3.1国外汽车起重机发展概况41.3.2国外汽车起重机发展趋势51.4solidworks软件的介绍61.5本课题内容及重
