间隙运动机构运动分析及创新设计试验平台研制论文[带图纸].doc

ZSTUZhejiangSciTechUniversity本科毕业设计BachelorSTHESIS论文题目间歇运动机构运动分析及创新设计试验平台研制专业班级09机械四班姓名学号黄陆杨B09300411指导教师唐浙东递交日期2013年5月20号浙江理工大学机械与自动控制学院毕业论文诚信声明我谨在此保证本人所写的毕业论文，凡引用他人的研究成果均已在参考文献或注释中列出。论文主体均由本人独立完成，没有抄袭、剽窃他人已经发表或未发表的研究成果行为。如出现以上违反知识产权的情况，本人愿意承担相应的责任。声明人（签名）年月日摘要在许多机械设备中，尤其是自动和半自动机中，由于生产工艺的需求，往往需要机构实现周期性的转位、分度以及作带有瞬间停歇或有停歇区的断续性运动。总的来说，间歇运动机构根据其不同的结构特征和运动原理，可以分为两大类一类是实现步进运动的间歇运动机构，如棘轮机构、槽轮机构、不完全齿轮机构、共轭盘形分度凸轮机构等另一类是实现瞬间停歇或停歇区的间歇运动机构，如凸轮连杆组合机构以及差动链轮机构。由于间歇机构传动的间歇特性以及设计难度较大，所以现实生活中，对于间歇机构运动分析的试验平台还是比较少见的，本文着重对常见的几种可以实现步进运动的间歇机构进行设计，通过理论初设计时确定机构的动停比，在试验台上安装相应传感器，对运动的间歇机构进行数据的采集，绘制出间歇机构的运动曲线，对机构进行运动的分析，确定机构在理想工况下的传动特性，从而对后期机构的矫正与优化提供一定的帮助。关键字间歇运动机构传感器步进运动试验台AbstractInmanymachineryandequipment，Especiallyinautomaticandsemiautomaticmachines,Duetothedemandoftheproductionprocess,Oftenrequiresagenciestoachieveacyclicaltranslocation,indexingandwithinstantaneousstoporstopintermittentmotion.Overall,Intermittentmechanismcanbedividedintotwocategoriesaccordingtotheirdifferentstructuralcharacteristicsandmovementprinciple,Oneissteppingmovementintermittentmotionmechanism,suchasRatchetmechanism,Genevamechanism,incompletegearmechanism,conjugateddiscshapedindexingcammechanismandsoonTheotherisinstantlystoporrestareaintermittentmotionmechanism,suchasCamconnectingrodcombinationmechanismanddifferentialsprocketmechanism.Duetotheintermittenttransmissioncharacteristicsofintermittentinstitutionsaswellasdesignmoredifficult,,inreallife,thetestplatformforintermittentmotionanalysisisstillrelativelyrare.Thisarticlefocusesonseveralcommonsteppermotioncanbeachievedintermittentdoaparametricdesign.DeterminedbythetheoryoftheearlydesignagencyoftheProportionofmovementandrest.Sensorinstalledontheteststand,collectthedataoftheIntermittentmovementmechanism,Measuringtheangulardisplacementofitsmovement,theangularvelocity,Analysisofthemotionoftheinstitutions,Determiningmechanisminthetransmissioncharacteristicsoftheidealconditions,Correctionandoptimizationofthelateinstitutionstoprovidesomehelp.KeywordsIntermittentmechanismSensorsteppermotionTestbench目录摘要Abstract第1章绪论..........................................................11.1间歇机构的背景...............................................................................................................11.2国内外研究现状及发展趋势...........................................................................................11.2.1国内外间歇机构研究现状...................................................................................11.2.2国内外间歇机构研究趋势...................................................................................31.3本次设计的内容和意义...................................................................................................3第2章间歇运动机构的设计..................................................................................................42.1棘轮机构的设计...............................................................................................................42.2槽轮机构的设计.......................................................72.3不完全齿轮机构的设计................................................102.4共轭盘形分度凸轮机构的设计..........................................15第3章间歇运动机构试验平台...........................................................................................253.1试验台的简介........................................................253.2电机的选择..........................................................283.3减速器的选择........................................................283.4旋转编码器的选择....................................................293.5带的设计............................................................303.6轴的强度校核........................................................31第4章间歇机构的运动分析................................................................................................324.1槽轮机构运动分析...................................................324.2共轭凸轮运动分析....................................................35第5章总结与展望....................................................................................................................38参考文献......................................................................................................................................39致谢...........................................................................................................................................40