面向数控下料加工的集成化板材优化下料系统的研究与开发

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1、重庆大学硕士学位论文面向数控下料加工的集成化板材优化下料系统的研究与开发姓名：朱波申请学位级别：硕士专业：机械电子工程指导教师：刘飞;阎春平20050501重庆大学硕士学位论文面向数控下料加工的集成化板材优化下料系统的研究与开发硕士研究生朱波指导教师刘飞教授阎春平副教授学科专业机械电子工程重庆大学机械工程学院二OO五年五月重庆大学硕士学位论文英文摘要ABSTRACTManufacturingindustryinvolvesmanyareas,andconsumesvastresourcewhileturnsout

2、productsandcreateswealth.Machiningwithplatematerialhasawideuseinmanufacturingindustry.It’sofgreatimportancetosaveresourceandreducecostofenterprisethroughimprovingtheutilityofplatematerialbyusingcuttingstocksoftware.Inrecentyears,theapplicationofnumericalcontr

3、oltechnologyinplatematerialcuttingbecomesmoreandmorecommon.Todevelopspecialoptimizedcuttingsoftwareorientednumericalcontrolthroughcombiningcuttingstocktechnologyandnumericaltechnologycanimprovemachiningefficiencyaswellasutilityofplatematerial.Thispaperanalyze

4、dthecuttingprocessofplatematerialwithnumericalcontrolmachinefromtheperspectiveoftheintegrationofCAD/CAM,andstudiedpartialcoretechnologiesinvolvedinrealizingCADforplatemateriallayoutandCAMofautomaticnumericalcontrolprogramming.Atfirst,thebasicrequirementsofnum

5、ericalcontrolcuttingofplatematerialinmanufacturingenterprisesareanalyzed,onthebasisofwhich,thetotaldesignplanofintegratedoptimizedcuttingsystemwasputforward.Meanwhile,thestructureandfunctionofthesystemweredesignedintheplan,anddesignthoughtsandprocessesofeachf

6、unctionmodelwereanalyzed.Then,partialcoretechnologiesinvolvedinthesystemwerestudied.Theclassicalcuttingstockalgorithmcolumngenerationtechnology,andwrapuprectangletechnologyforabnormityareanalyzed;ThedevelopmentofAutoCADwithObjectARXisstudiedandthegeneratingme

7、thodofcuttingoutlinedrawingandlayoutdrawingwerefoundoutonthebasisofanalysesofthegraphdatabasestructureofAutoCADandthebasicoperationofit;Theprocessplanningtechnologyofplatematerialcuttingorientingnumericalcontrolisstudiedaprocessplanningmethoddirectlybasedonla

8、youtdrawingisestablished;TheemulationtechnologyinAutoCADisstudiedandakindofdynamicemulationmethodisputforward,whichisrealizedbyincrementallymodifyinggraphentity;ThepostpositionofNCprogram