注塑模CAE分析的定向解釋系統(tǒng)研究.pdf

1、上海交通大學碩士學位論文注塑模CAE分析的定向解釋系統(tǒng)研究姓名：王軼為申請學位級別：碩士專業(yè)：材料加工工程指導教師：彭穎紅婁臻亮2002.1.1上海交通大學碩卜論文ABSTRACTInjectionproductsarewidelyusedinmanykindsofindustrysectorsespeciallyinautomobilehouseholdelectricapplianceanddailyconsumable.Sever

2、emarketcompetitionspeedsupproductrenewalmeanwhiledemandsmoretoproductdevelopmentandmanufacturing.InordertoreduceproductioncoststimetomarketandincreaseproductqualityitishighlydesirabletointegrateCAEnumericalsimulationtool

3、stoanalyzeandpredictthepossibleproblemsindesignstepofinjectionpartsandinjectionmouldlifecycle.AlthoughNowadaysinjectionCAEtechnologyisadoptedinmanyresearchandmanufacturingfieldstherearestillalotofproblemsinitsusepreventi

4、ngittoreachitspotential.Forexample:CADandCAEarenotcloselycoupledandtheCAEdataresultscannotbefullymadeuseoftodirecttheCADdesignprocessasfeedbackTheindustryislackingingoodtoolstoorganizeanalyzeinterpretthelargeamountofCAEd

5、ataresultsautomaticallyandintelligently.TheevaluationofCAEresultsstillneedmuchworktimeofexperiencedengineers.InfaceofthesechallengesfollowingtheintelligentandautomaticaldevelopmenttrendofinjectionCAEengineeringthispaperc

6、ombinestheArtificialIntelligencetechnologyandtheprocessanddesignknowledgeininjectionengineeringtodevelopanIntelligentDiagnosisandInterpretationSystemforCAENumericalSimulationofInjectionMoldingbasedondatabasetechnologyfoc

7、usingonthecriticaltechniquesinimplementingthesystem.Thisresearchworkinlinewith“DesignAnalysisDesign“selfadaptationtendencyininjectionengineeringisofgreatsignificanceintheoryandinpractice.Thispaperoriginallyimplementsthed

8、atatransferfromthegeneralCAEanalysissoftwareMoldFlowtotheOracledatabaseservermakingfulluseofOraclesstrongdatamanagementandqueryabilitytoorganizeandanalyzeCAEnumericaldata.Apracticalandefectiveinjectionpartdefectrepresent

9、ationmodelisestablishedinthispaperusingdifferentdatarepresentationwaysinOracleORDBMS.Thispaperalsodeeplyanalyzethecausesandefectsofinternalandexternalinjectionpartdefectsinthreeaspects:injectionmaterialinjectionprocessan

10、dinjectionmoulddesign.Basedonallthesework，thispaperimplementsthesystemwiththeSybasePowerbuilderIDEenvironment.ThissystemiscapableofdatamigratingfromdatafilesofCAEsimulationtodatabaseandfilteringoutcriticaldatatopredictde