欢迎来到天天文库
浏览记录
ID:36426326
大小:7.25 MB
页数:137页
时间:2019-05-10
《注塑成型经济性智能评估理论与系统研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、上海交通大学博士学位论文注塑成型经济性智能评估理论与系统研究姓名:王辉申请学位级别:博士专业:材料加工工程指导教师:阮雪榆;周雄辉20020801AbstractGlyingafast.accurateevaluationtotheeconomicproblemjsanimportantfactorforacompany.Themaininterestsofinjectionmoldingarehowtoimprovethequalitiesoftheproducts,andtheothereconomicindexes,suchascostandtime,a
2、repoorlyconcerned.Ingeneral,ifeconomicproblemsareencountered,experiencedmethodsarealwaysusedbutfloaccuratequantitativemethodsareobtained.Soitisdifficulttoadapttothedemandsofeconomicdecision-·makingforacompany.Inthispapeainjection-moldingeconomicproblemsareconsidered,andspecialquanti
3、tativeanalyticmethodsareproposed.Theoriesofadvancedmanufacturingtechnologiesarefirstanalyzed.Thentheactualitiesabouttheresearchonmanufacturingfieldeconomicestimationandtheresearchoffinjection-moldingeconomicestimationarealldiscussed.Onthebasisofthesebackgrounds,specialstudiesarecarr
4、iedon.Onthebasisofanalyzinginjectionpartcomplexityindexandinjectionmouldcomplexityindex,therelationshipbetweeninjectionpartfeatureandinjectionmouldcostarepointedout.Thesystemframeworkstudiedinthispaperaregiven,whichincludesinjectionmoldingmanufacturingcostestimationsystemframeworkan
5、dinjectionmoldingeconomicestimationsystemframeworkunderagilemodels.InjectionmoldingDFXintegratedinformationmodelsaresetup,whichincludesinjection.partfeatureinformationmodel.mouldinformationmodel.themechanismbetweeninjectionpartfeaturesandinjectionmouldcavity/corefeatures,mouldproces
6、singdeviceinformationmodel,andmouldcompanymanagementinformationmodel.ThesemodelsprovideagoodplatformforstudyinginjectionmoldingDFXtechnologies.Injectionpartfeatures,whichhaveeffectsonmanufacturingcosts,aleanalyzed.Theconceptsofdesignfeatures,manufacturingfeaturesandassemblyfeaturesa
7、rediscussed.Themanufacturingfeaturesaredividedintobasicfeatures,subsidiaryfeaturesandside—actionfeatures.TheparametricmethodstudiedbyDixon&Pollisstudiedindetail,anewECEFmethodisproposedhere.Thismethodovercomestheinjectionmouldcostanalysis—relateddifficulties,whichincludeinjectionmol
8、dingtoleranceandsut
此文档下载收益归作者所有