异形螺杆加工过程三维动态仿真系统研究与实现

《异形螺杆加工过程三维动态仿真系统研究与实现》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、沈阳工业大学硕士学位论文异形螺杆加工过程三维动态仿真系统研究与实现姓名：冯海文申请学位级别：硕士专业：计算机应用技术指导教师：牛连强20030305沈阳工业大学硕士举位论文ResearchandImplementationofThree-DimensionDynamicSimulationSystemfortheManufactureProcessofSpecialShapeScrewPoleAbstractAllkindsofhelicalpolesareextensivelyusedinthefieldsofpetroleum，chemic

2、alengineeringandSOonHowever,thetechnologyofmanufactureabouthelicalrotorisalwaysthekeyproblem,whichblocksitsdevelopmentoffSince1994,theCNCResearchCenterinShenyangUniversityofTechnologyhaspursuedresearchoncomplexspecialhelicalpole．Itfirstlyputforwardthenon-instantaneouspoleenv

3、elopemethodinChina,andpursuedsystemicresearchonthetheoryofenvelopemethodandNCprogrammingmethod，thenacquiredalotofachievements，ThereforeinthisthesisthemainjobisthesimulationmodelbuiltOnbasisofnon-instantaneouspoleenvelopemethodandtheThree-Dimensiongraphicdynamicsimulationsyst

4、emBasedonObject-Orientedanalysisanddesign,thispaperdiscussedthebasictheoryofcomputergraphics，visualsimulmionmethod，non-instantaneouspoleenvelopemethodaboutCNCmachineandtheThree-Dimensiongraphicsmodelingmahod，Withtrianglegraphicelementasthebasicmodelingtoolwedevelopedsimulati

5、onsystemthatCNCmachinemanufacturedspecialshape$Cl'eWpole．ThispaperemphaticallyresearchedtheproblemhowtocalculatetheintersectionpointbetwePdlworkpiecethatrotatedwithvariationalanglevdocityandmillingcurerthatmovedwithcomplicatedtrackandrotatedwithhi曲speed，Furthermoreitadoptedt

6、hediscreteCUlN'esurfacemethodforeverymillingcurer,andtreatedimageframeasthecon拄olparameterofpositionofmillingcutterduringtheintersectioncalculationprocess，SOthealgofithmofimersectionbetweenworkpieceandmillingCURETWasobtained．ThepaperalsodiscussedfullerThree-Dimensiongraphicp

7、roblemofmanufactureprocess。Itdescdbedthestorerulesofworkpiecespoint，theorganizationrulesofworkpiecetriangleandtheroledefinitionofdynamicallyinsertingpointsanddeletingpointsin龇process．Baseonupwardsalgorithm，onesuitofmanufacturesimulationmodelsWasbuiltFinallybyuseofC*andOpenGL

8、，t11epracticalsimulationsystemsoftwarehasbeendeveloped，whichmakescontrolman