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花键加工电动分度头设计.doc

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花键加工电动分度头设计.doc

www.88doc88.comwww.yanziedu.com毕业设计论文JZ型混凝土搅拌机总体及提升部分设计JZTYPECONCRETEMIXERANDUPGRADEPARTOFTHEOVERALLDESIGN学生姓名学院名称专业名称指导教师机电工程学院机械设计制造及自动化www.88doc88.comwww.yanziedu.com摘要搅拌是混凝土生产工艺过程中极重要的一道工序,配制混凝土的各种材料经搅拌后成为均匀的拌和料,而混凝土搅拌机是搅拌机械中最常见的一种本文主要研究的是JZ型混凝土搅拌机总体及提升部分设计。主要任务是提出了系统设计的设计要求,通过实习调研,提出设计方按。根据整体要求计算出所需的功率,选择合适的电机,减速器,并提出搅拌筒的计算方法。能够通过手柄的操作使料斗上升和停止并靠自重降落,能够通过正向回转搅拌筒进行搅拌,反向回转进行出料关键词混凝土搅拌机电机减速器搅拌筒www.88doc88.comwww.yanziedu.comIIwww.88doc88.comwww.yanziedu.comAbstractMixingconcreteproductionprocessisveryimportantinaprocess,Thepreparationofconcretebymixingvariousmaterialstobecomeauniformmixingmaterials,Theconcretemixermixingmachineryisthemostcommonformof.ThispaperisontheJZconcretemixerandtransmissionpartoftheoveralldesi.Maintaskistodesigntheproposedsystemdesignrequirements,Accordingtocalculatetheoveralldemandforpower,Choosetherightmotor,reducer,Andproposedmethodofcalculatingmixingtube.Abletohandletheoperationofthehopperupandstoprelyingonthemselvesandlanding,Throughpositiverotarycylinderformixingstirring,fordischargingreverserotation.KeywordsConcretemixermotorreducerIIIwww.88doc88.comwww.yanziedu.commixingtubewww.88doc88.comwww.yanziedu.com目录1绪论.............................................................................................................................................11.1混凝土搅拌机械.................................................................................................................11.2混凝土搅拌机的周期作业...................................................................................................32传动部分设计..............................................................................................................................52.1搅拌筒设计............................................................................................................................52.2减速器的设计........................................................................................................................72.2.1电动机的选择..................................................................................................................82.2.2传动比的分配................................................................................................................112.2.3计算传动装置的运动和动力参数................................................................................112.2.4第一级齿轮传动的设计................................................................................................132.2.5第二级齿轮传动的设计................................................................................................182.2.5轴的校核........................................................................................................................222.2.6中轴键的选择................................................................................................................252.2.7轴承的选择因素............................................................................................................262.2.8联轴器............................................................................................................................282.2.9减速器的润滑和密封....................................................................................................292.2.10开式齿轮......................................................................................................................313提升部分计算............................................................................................................................353.1料斗的设计.......................................................................................................................353.2机架的选择.........................................................................................................................353.3钢丝绳的选择......................................................................................................................363.4卷筒设计计算......................................................................................................................383.4.1卷筒结构及常用材料....................................................................................................383.4.2卷筒容绳尺寸参数........................................................................................................393.4.3卷筒强度计算...............................................................................................................403.4.4卷筒筒壁的稳定性估算...............................................................................................433.5滑轮组设计..........................................................................................................................443.6离合器的设计计算..............................................................................................................453.7制动器的选择......................................................................................................................464搅拌机的使用与维护................................................................................................................474.1搅拌机使用的注意事项......................................................................................................474.2搅拌机的日常保养...........................................................................................................48结论...............................................................................................................................................49www.88doc88.comwww.yanziedu.com致谢...............................................................................................................................................504

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