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普通双柱式汽车举升机设计1普通式双柱汽车举升机设计摘要：随着社会发展，汽车成了必不可少的交通工具，汽车的维修和保养也越来越多，在各种各样汽车维修厂和保养店中，汽车举升机都是必不可少的维修机械，而其中双柱式汽车举升机应用的较多。现在，市场上有许多种类的举升机，双柱举升机，四柱举升机，剪式举升机，汽车举升机组合。此文简单的介绍了举升机的种类，我们根据提供的数据来确定举升机的方案之后，选择了龙门双柱式举升机来进行了设计与说明，使得举升稳定且安全，后面又对举升机的结构和工艺进行了分析和计算。然后校核双柱的刚强度，校核计算托臂的强度。后面再对液压缸的活塞杆的安全性和刚度和压杆强度校核，确保提升机按照设计使用要求，安全实用。这次的毕业设计是汽车维修普通龙门式双柱举升机，我们采用了液压驱动的方式，设计的特点包含有：1操作简单，安全可靠；2价格实惠，拥有较大的市场份额；3龙门式无横梁，拆装方便；4采用可伸缩式非对称托臂，加大托臂工作范围；5适用于各种轿车；6使用寿命较长；7低能耗，节约能源。关键词：龙门式，双柱举升机，举升安全稳定，保险装置，液压启动、强度校核，普通双柱式汽车举升机设计1Abstractwiththedevelopmentofsociety,thecarhasbecomeanindispensablemeansoftransport,carrepairandmaintenanceisalsomoreandmore,inavarietyofcarrepairplantshop,carliftrepairmachineryareessential,andthedoublecolumntypeautoshouldbeusedmore.Now,therearemanytypesofliftingmachinemarket,doublelift,machine,autoliftmachinecombination.Thispaperintroducesasimpletypeofliftingmachine,weprovidedatatodeterminetheliftingscheme,thechoiceofLongmendoublecolumnliftingmachinewasdesignedandintroduced,theliftingstabilityandsafety,andthebackliftingmachinestructureandprocessareanalyzedandcalculated.Thenjustcheckthestrengthofdoublecolumn,thestrengthcheckingcalculation.Backthenthesafetyofthepistonrodofthehydrauliccylinderandthestiffnessandstrutstrengthchecking,ensurethehoistinaccordancewiththerequireofdesign,safetyandpracticality.ThisgraduationdesignisacommontypeofLongmenautomobilerepairdoublecolumnliftingmachine,weusethehydraulicdrivemode,designfeaturesinclude:1,simpleoperation,safeandreliable;2affordable,withalargemarketshare;3Longmentypebeams,convenientdisassemblyandassembly;4withtelescopicasymmetricarmincreasethescopeofwork;5,applicabletoallkindsofcar6;longservicelife;7lowenergyconsumption,energysaving.Keywords:Longmentype,doublelift,liftingsafety,safetydevice,hydraulicstarting,strengthcheck。普通双柱式汽车举升机设计1目录第一章绪论............................................................................................................................11.1引言.........................................................................................................................................................11.2举升机的方案拟定.................................................................................................................................11.2.1常用汽车举升机的结构类型........................................................................................................11.2.2汽车举升机的重要参数.................................................................................................................11.3汽车举升机的主要结构与要求..............................................................................................................21.3.1举升装置的要求............................................................................................................................21.4普通式双柱汽车举升机结构方案的确定.............................................................................................22普通式双柱汽车举升机的结构设计................................................................................32.1举升装置.................................................................................................................................................32.2平衡机构.................................................................................................................................................42.3立柱.........................................................................................................................................................52.4支撑机构.................................................................................................................................................52.5保险机构.................................................................................................................................................63普通式双柱汽车举升机的强刚度分析与验算................................................................73.1普通式双柱举升机立柱的结构分析和验算.........................................................................................73.1.1主立柱的受力分析与计算[5].........................................................................................................73.1.2对立柱截面进行分析和计算。....................................................................................................83.1.3确定惯性矩....................................................................................................................................93.1.4立柱静矩S的计算：.....................................................................................................................93.1.5主立柱的强度分析与验算..........................................................................................................103.1.6滑台部件受力情况分析...............................................................................................................103.1.7举升机主立柱受力情况分析......................................................................................................113.1.8主立柱强度校核计算...................................................................................................................123.1.9主立柱的刚度计算...............................................