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I摘要双柱式举升机是一种汽车修理和保养单位常用的举升设备,广泛用于轿车等小型车的维修和保养。它是一种把整车装备重量不大于3吨的各种轿车、面包车、工具车等举升到一定高度内供汽车维修和安全检查作业的保修设备。关键词升举机液压执行元件起重链槽轮钢丝绳IIAbstractApillartyperaisestorisethemachineisakindofautomobiletofixandmaintaintheunittoraisetorisetheequipmentsincommonusely,extensivelyusedforthecaretc.thecompactcarmaintainsandmaintains.Itisakindofisnobiggerthan3tonsthewholecarmaterialweightofvariouscar,breadcar,thetoolcar...etc.raisetorisethecertainheighttobeprovidedforcarmaintenanceandsafetiestocheckthehomeworkprotecttofixtheequipments.keywordUPhydraulicpowerWRAPThydraulicpressureactionelementhoistingchaingroovedpulleywireropeIII目录摘要................................................IABSTRACT..........................................II第1章绪论.......................................11前言...................................................12升举机的概述...........................................2第2章总体设计...................................3第3章主要技术特点及其技术参数....................41技术特点...............................................42技术参数...............................................4第4章液压系统的传动计算..........................51液压系统的设计步骤与设计要求..........................52进行工况分析、确定液压系统的主要参数..................63制定基本方案和绘制液压系统图..........................154液压元件的选择与专用件设计...........................175液压系统性能验算......................................22第5章液压执行元件..............................291液压缸................................................292液压马达..............................................41IV第6章液压辅助元件及液压泵站....................421管件..................................................422.液压软管接头.........................................423油箱及其附件..........................................434UP液压动力包........................................436．液压油的选择........................................47第7章钢丝绳的选择计算..........................481钢丝绳的计算..........................................482钢丝绳的选择..........................................48第8章滑轮的选择和计算..........................501滑轮结构和材料........................................502滑轮的主要尺寸........................................503滑轮直径与钢丝绳直径匹配关系..........................504滑轮形式..............................................505滑轮技术条件..........................................506滑轮强度计算..........................................51第9章起重链条和槽轮.............................521板式链条和槽轮的选择..................................522板式链及端接头........................................523板式链用槽轮..........................................52第10章使用说明.................................531．使用说明....................................53
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