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    AutoCAD环境下减速器轴设计的算法及实现设计说明书毕业论文.doc

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    AutoCAD环境下减速器轴设计的算法及实现设计说明书毕业论文.doc

    -I-摘要目前,在我国直接为煤矿生产服务的钻机,百分之八十以上在井下从事作业。现有的钻机所呈现的功率低、主轴转速慢、钻进速度慢、运输不方便、劳动强度大工作效率低等缺点越来越明显。本次设计就是对50米钻机进行改进。改进后该钻机具有以下优点,外型尺寸小,重量轻;易于解体,适应工作场地的更换;钻机转速快钻进速度比以往都要快;用液压卡盘固定钻杆,尽可能的实现自动化,提高了效率,减轻了疲劳强度。TXU-50型钻机主要由回转器、给进机构、变速箱、钻机操纵机构把手组成,配有控制测量仪表和其他一些辅助装置。设计中着重考虑电机的选择、变速箱和液压系统的设计。提高电机功率从而提高主轴转速,改进变速箱结构从而减小体积,以便运输。关键词:钻机电机回转器机械传动系统液压系统-II-AbstractCurrent,producetodrillthemachineministrantlyforthecoalminedirectlyintheourcountry,80%underthewellisengagedinthehomeworkabove.theexistingdrillingmachinepresentsthepowerlow,themainaxlerotationalspeedslow,sneaksinthespeedslowly,thetransportationnotconvenient,thelaborintensitybigworkingefficiencylowandsoontheshortcomingismoreandmoreobvious.Thisdesignisaimsat50metersdrillingmachinessomeimprovements.Belowtheimprovementthisdrillingmachinehasthemerit.Theoutlooksizesmall.Theweightislight.Easytodisintegrate,adaptionworkingareareplacement.Thedrillingmachinerotationalspeedquicklysneakedinthespeedformerlyalltohavetobequickerthan;Withthehydraulicpressureqiapanfixeddrillrod,theasfaraspossiblerealizationautomation,enhancedtheefficiency,reducedthefatiguestrengthTheTXU-50drillingmachinemainlybythegyrator,givestheorganization,thegearbox,thedrillingmachinecontrolmechanismandsooniscomposedthehand,hasthemonitorandothersomeauxiliaryunit.Inthedesignconsiderstheelectricalmachineryemphaticallythechoice,thegearboxandthehydraulicsystemdesign.Enhancestheelectricalmachinerypowerthustoenhancethemainaxlerotationalspeed,improvesthegearboxstructurethustoreducethevolume,inordertotransports.Keyword:DrillingmachineMotorCircumgyratewareTransmissionsystemHydraulicsystem-III-目录摘要··························································································IAbstract·························································································II第1章绪论·············································································11.1钻机的发展·····································································11.2项目的研究意义·······························································11.3国内外科技现状·······························································11.4项目创新之处··································································21.5钻机的工作原理·······························································2第2章钻机的总体设计·································································42.1钻机的特点·····································································42.1.1各部分结构设计·························································42.1.2钻机的外形特点·························································42.1.3钻机的总体设计方案··················································5第3章钻机的技术特点·································································63.1钻机的主要参数·······························································63.2回转器的主要参数····························································63.3电动机参数·····································································63.4油泵参数·········································································63.5水泵参数·········································································6第4章动力机的选择····································································74.1回转器转杆及破碎岩石所需功率的计算·······························74.2给进油缸所需功率的计算··················································84.3动力机功率的确定····························································9第5章机械传动系统的计算··························································105.1主要运动参数的选择························································105.2变速箱的设计计算···························································115.2.1变速箱内各齿轮的主要参数和材料······························115.2.21Z、2Z齿轮对的强度较核········································115.2.33Z、4Z齿轮对的强度较核········································135.2.45Z、6Z齿轮对的强度较核········································155.3回转器的设计·································································175.3.1回转器的结构特点····················································17-IV-5.3.2零部件的强度与寿命计算···········································175.4轴的计算········································································195.4.1轴II的计算·····························································195.4.2轴I的计算·······························································235.5轴承的计算····································································265.6轴承的润滑····································································265.7轴承的密封装置······························································275.8密封与润滑····································································28第6章液压系统的设计································································306.1钻机液压系统的作用························································306.1.1钻机液压系统的作用·················································306.1.2液压卡盘的设计与计算··············································316.1.3给进油缸的设计························································33第7章经济分析··········································································34结论·······················································································35参考文献·······················································································36致谢·······················································································37附录1专题部分:AutoCAD环境下减速器轴设计的算法及实现·········38附录2外文翻译···········································································48

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