数字化预装配环境下装配序列快速规划技术研究

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1、南京理工大学博士学位论文数字化预装配环境下装配序列快速规划技术研究姓名：王孝义申请学位级别：博士专业：机械制造及其自动化指导教师：张友良20060820提出了数字化预装配系统的体系结构，研究了CAD系统与数字化预装配系统之间的信息集成方法以及物体间分层递进的碰撞检测方法等有关数字化预装配环境关键实现技术，采用组件化的软件开发方法初步开发了一个数字化预装配系统DPAS以及集成在DPAS中的装配序列规划原型系统RASPS．DPAS，并进行了装配序列规划的实例验证。协同Ⅱ关键词：装配序列规划；数字化预装配：复杂产品；快速规划：分级规划；人机南京理工大学博士学位论文数字化

2、预装配环境下装配序列快速规划技术研究AbstractOptimalproductassemblysequencehasgreatinfluenceontheimprovementofassemblyefficiency,thereductionofassemblycostandtheupgradingofassemblyquality．Nowadays，withtheincreasingcomplexityandshorterdevelopmentcycleofproducts，rapidlygettingoptimalproductassemblysequenc

3、ewilleffectivelyhelpenterprisestowinmarketcompetitionwithshortertime，higherquality,lowercostandbetters觑％'ice．Ontheotherhand,theprogressofsomerelatedtechnique,includingcomputersimulation,artificialintelligenceandinformationprocess,laysthefoundationforthedigitalizationandintelligentizat

4、ionofassemblysequenceplanning．Therefore，researchanddevelopmentofassemblysequencerapidplanningforcomplexproductindigitalpre-assemblyenviromentisveryimportantinboththeorystudyandengineeringapplication．Basedontheall·sidedsummaryofpreviousassemblysequenceplanningmethodsandtheanalysisofthe

5、difficultyanddeficiencyofthesemethods，ahuman-computercollaborativetwo-leveldesigntheoryandmethodispresentedinthedissertationforassemblysequenceplanningofcomplexproducts．Somekeytechniquesofassemblysequenceplanning,suchasstructure-levelassembtysequencerapidplatming，reorganizableassembly

6、modelanditsreorganizingalgorithms,andoperation-levelassemblysequenceplanningarefurtherresearchedandimplemented．Theabovetechniquesandapproacheshaveintegratedinteractiveplanningwithautomaticplanningofassemblysequence，toensurethegoodnessandefficiencyofassemblysequenceplanning．Thestructur

7、e—levelassemblysequencerapidplanningmethod，whichisbasedonthereorganizationofproducthierarchystructuretree，ispresented．Withthesupportofdigitalpre-assemblyenviromentandproductassemblymodel，technologistscanfe0娼妇directlyandconvenientlytheproducthierarchystructuretreebuiltinthedesignstage．

8、Throu