SolidWorks运动仿真培训.ppt

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1、COSMOSMotion运动仿真培训COSMOSMotion2008Aboutthiscourse关于本课程Prerequisites前提条件CourseDesignPhilosophy课程设计原理Usingthisbook本书使用方法Anoteaboutfiles配套光盘说明Conventionsusedinthisbook本书中采用的原理ClassIntroductions课程介绍COSMOSWorksAdv.ProfessionalProfessionalDesignValidationProdu

2、cts设计仿真产品DesignerStaticVibration&BucklingThermalDropTestFatigueNonlinearPost-dynamicsCOSMOSEMSElectromagneticCOSMOSMotionCOSMOSFloWorksFlowSimulationOptimizationWhatisMotionSimulation什么是运动仿真?Studyofmovingsystemsormechanisms运动系统或机构研究Motionofasystemisdete

3、rminedby运动系统定义：Mechanicaljointsconnectingtheparts零件的机械连接Themassandinertiapropertiesofthecomponents部件的质量和惯性特性Appliedforcestothesystem(Dynamics)系统的作用力（动力学）Drivingmotions(MotorsorActuators)驱动运动（运动或致动器）Time时间Mechanismtypes机构类型KinematicSystem运动学系统Movementofpa

4、rt(s)underenforcedorconstrainedmotion外加或强制运动下的部件动作Fullycontrolledandonlyonepossiblemotionresultirrespectiveofforceandmass不考虑力和质量的全约束和单一运动的结果Zerodegreeoffreedom零自由度DynamicSystem动力学系统Movementofpart(s)underfreemotionsubjecttoforces自由运动物体与力作用下的零件运动Partiallyc

5、ontrolledandinfinitenumberofresultsdependingonforces依赖于力的部分约束和无限数量的结果Greaterthanzerodegreesoffreedom自由度数大于零UnderstandingBasics运动基础MassandInertia质量和惯性Newton’sFirstLaw牛顿第一定律Conservationofmomentum动力守恒Degreesoffreedom自由度Rigidbody刚性物体Groundedparts固定零件Movingpa

6、rts运动零件Constraints约束Restrictionsplacedonapart’smovementinspecificdegreesoffreedom作用在零件运动上的特定自由度的限制Mechanicaljointsareconnectionsthatrestrictthemovementofoneparttoanother机械关节是约束零件相互运动的连接Jointmotion运动副Gravity重力xyPendulumrestrainedtopivotaboutmountingpointM

7、appingofSolidWorksassemblymates(constraints)toCOSMOSMotionjoints.映射SolidWorks装配体配合（约束）为COSMOSMotion的运动副100+waysofdefiningSolidWorksmates.100多种定义SolidWorks配合的方法Basicconstrainttypesaremergedtosimplifiedmechanicaljoints.基础约束类型合并为简化的机械约束OneOrthogonalConcentr

8、icmateinSolidWorksbecomesaConcentricjoint.一个正交同轴配合转化为同轴副OneCoincidentandOneOrthogonalConcentricmatesinSolidWorksbecomesaRevolutejoint.一个重合和一个正交同轴配合转化为一个转动副OnePointtoPointcoincidentmateinSolidWorksbecomesasphericaljoint一个点对