異形螺桿加工中插補算法及控制策略的研究.pdf

1、沈陽工業(yè)大學碩士學位論文異形螺桿加工中插補算法及控制策略的研究姓名：趙萍申請學位級別：碩士專業(yè)：機械電子工程指導教師：唐宗軍20040224沈Nt32業(yè)大學碩士學位論文ResearchonInterpolationandControlStrategyofMachiningSpecialSpiralRodAbstractItisefficienttomanufacttuethecomplicatedspecialspiralrodbyus

2、ingtheenvelopemethodbutitcannotsatisfy也erequirementoftheclients，Theindexesofinterpolationoperationaffectnotonlytheprofileprecisionandsurfaceroughnessoftheworkpiece，butthemaximalmarchingvelocityandmanufactureefficiencyoft

3、hemachineAimedattheproblemsexistiaginthespecialspiralrodmachining，thispaperbringupanewinterpolation，andaccordingtotheinterpolationanditscontrolarithmeticdesignaappropriativeNCequipmentofthespecialspiralrodTheinterpolatio

4、nappliedinthespecialspiralrodmachineconsistsofthedesignandrealizationoftwomodulesTheyarethecontrolarithmeticmoduleandinterpolationmodule，whicharethefotmdationtodesigntheappropfiativeNCequipmentThecontrolarithmeticmodulec

5、onstitutesonthebasisoftheinterpolation、Accordingtotheinterpolationprinciple，theservosystemofthelineaxisisapos越onfollowingsystem，themtaryaxis’sisavariablestructuresystemThepapersetsupthemathematicsmodules，andanalyzesthedy

6、namicperformanceandthestabilizationperformanceofthesystemBeforetheemendationthesystemcannotsatisfytherequirementofthestabilizationperformanceanddynamicperformanceatthesametime，sothepaperadoptsthecompoundemendationstrateg

7、y，F(xiàn)irstwemakesurethedynamicperformanceofthesystem，thenchoosetheappropriatecompoundsignaltolessenthestabilizationerrorTheservosyStemoftherotaryaxiswillswitchfromthetimingsystemofthespiralrodeoalscprocessingtothepositionse

8、lWOsystemofthespiralrodpreciseprocessing，sothepaperadaptstheslidmodelstrategytomakethesystemrealizetheswitchofthetwocontrolpaRemsThefoundationoftheinterpotationmoduleisthefinialgoalofthepaperByanalysistheproblemslyingint

9、hedatasamplingarithmetic，webringupanewinterpolationarithmeticThepaperillustratetheinterpolationarithmeticontheobligationtermsoftherequirementofmachiningefficiencyinthespiralrodcoarseprocessingandtherequirementoftheprecis