毕业论文-凸轮机构建摸,受力分析和运动仿真与分析研究

知识水坝（豆丁网@pologoogle）为您倾心整理（下载后双击删除）有需求可发豆丁站内信，QQ2218108823随时为您服务，百度一下“知识水坝”摘要凸轮是一具有曲面轮廓的构件，一般多为原动件（有时为机架）；当凸轮为原动件时，通常作等速连续转动或移动，而从动件则按预期输出特性要求作连续或间隙的往复运动、移动或平面复杂运动。本文主要介绍凸轮的大体概念与凸轮廓线的设计计算，以及后期使用Pro/E软件仿真其廓线。凸轮轮廓曲线是凸轮机构设计的关键，常用的设计方法有解析法和图解法。本文将对这两这种方法进行大致分析与应用设计，利用Pro/E软件绘制凸轮机构实体模型，并用Pro/E软件自带的Pro/MECHANICAMotion插件设计凸轮机构运动模型，进行机构运动学仿真分析，可以较准确掌握机械产品零部件的位移、速度和加速度等动力学参数，进而可分析机构动作的可靠性。主要技术要求为：熟悉凸轮设计基本原理及相关理论计算；凸轮机构运动仿真及受力分析；指定内容的翻译和Pro/E软件的熟练应用。本文将重点研究凸轮机构建摸，受力分析和运动仿真与分析。通过理论上的计算和研究，结合图解以及解析的方法，算出凸轮廓线的大致数据，用Pro/E软件将其绘制出，进行运动仿真，记录和研究其位移、速度和加速度等动力参数，最后分析出机构动作的可靠性。使以后工作中，可以更准确掌握机械产品零部件的动力方面个参数，减少事故的发生，降低设计的难度。关键词：凸轮；廓线设计；Pro/E；三维造型；仿真。知识水坝（豆丁网@pologoogle）为您倾心整理（下载后双击删除）有需求可发豆丁站内信，QQ2218108823随时为您服务，百度一下“知识水坝”AbstractCamisacomponentwithasurfaceprofileisgenerallymoredynamicpiecesoftheoriginal(sometimesfortherack),whenthecampiecetoitsoriginalform,itisusuallyinarowfortheconstantrotationormove,andthefolloweroutputcharacteristicsaccordingtotherequirementsexpectedforcontinuousorreciprocatingmotionofthespace,move,orthecomplexityofsportsplane.Thispapermainlyintroducesthegeneralconceptofthecamandcamprofiledesignandcalculation,andthelattertheuseofPro/Esoftwaresimulationofitsprofile.Camcamcurvedesignisthekeytothedesignofmethodscommonlyusedanalyticalmethodandgraphicalmethod.Inthispaper,twosuchmethodswillbemoreorlessanalysisandapplicationdesign,useofPro/Esoftwarecamsolidmodelrendering,andPro/EsoftwarecomeswiththePro/MECHANICAMotioncamplugdesignmovementmodel,thekinematicsSimulationcanbamoreaccurateknowledgeofmachinerypartsandcomponentsofdisplacement,velocityandacceleration,suchaskineticparameters,whichcananalyzethereliabilityofbodymovement.Themaintechnicalrequirementsare:familiarwiththebasicprinciplesofcamdesignandrelatedtheoreticalcalculation;cammechanismmotionsimulationandstressanalysis;specifythecontentsofthetranslationandPro/eapplicationsoftwareproficiency.Thisarticlewillfocusoncammodeling,stressanalysisandmotionsimulationandanalysis.Throughtheoreticalcalculationsandresearch,combinedwithgraphicalandanalyticalmethods,calculatetheapproximateconvexcontourdata,usingPro/Esoftwaretodraw,simulationexercise,recordandstudythedisplacement,velocityandaccelerationandotherdynamicparameters,Finally,thereliabilityoftheagencyaction.Soafterwork,canbemoreaccuratemachinerypartsandcomponentsofthedynamicparameters,toreduceaccidents,reducethedifficultyofdesign.Keywords:Cam,ProfileDesign,Pro/E,Three-dimensionalshape,Simulation.知识水坝（豆丁网@pologoogle）为您倾心整理（下载后双击删除）有需求可发豆丁站内信，QQ2218108823随时为您服务，百度一下“知识水坝”目录1绪论.............................................................................................................................................................11.1选题意义.........................................................................................................................................11.2仿真技术的发展..........................................................................................................................31.3Pro/Engineer在机械制造中的应用................................................................................................51.3.1Pro/Engineer软件介绍......................................................................................................51.3.2Pro/E在我国机械行业中的应用...................................................................................82凸轮轮廓线的设计.................................................................................................................................102.1绪论..............................................................................................................................................102.2凸轮机构的分类...........................................................................................................................112.2.1按两活动构件之间的相对运动特性分类.......................................................................112.2.2按从动件运动副元素形状分类.......................................................................................112.2.3按凸轮高副的锁合方式分类...........................................................................................112.3从动件运动规律............................................................................................................................122.3.1基本运动规律...................................................................................................................122.4凸轮轮廓线的设计.......................................................................................................................142.4.1凸轮轮廓曲线的计算........................................................................................................142.5凸轮机构基本尺寸的确定............................................................................................................172.5.1凸轮机构的压力角及许用值............................................................................................172.6.2凸轮理论轮廓的外凸部分。............................................................................................182.7图解法求解凸轮轮廓曲线.............................................................................................