数控机床圆检验在立式加工中心上应用.pdf

数控机床圆检验在立式加工中心上应用.pdf

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机 床 与 液 压 Dec.2012 HydromechatronicsEngineering Vo1.40 No.24 DOI:10.3969/j.issn.1001—3881.2012.24.005 CircleTestsforVerticalM achiningCenterApplication ZHANGMinming ,SHIQinghua,DONGYingming,TANZhaokang,HANYuwen ,.FacultyofMechanicalandElectricalEngineering,KunmingUniversityofScienceandTechnology, Kunming650093,China;2.YunnanProvinceKeyLabofElectromechanicalIntegrationofTechnology Applications,Kunming650031,China;3.YunnanProvinceAdvancedManufacturingTechnology ResearchCenter,Kunming650031,China;.KunmingMillingMachineCo.,Ltd,Kunming65002,,China Abstract:W iththerapiddevelopmentofnumericalcontroltechnology,theapplicationofnumerI_ calcontrolmachine ismoreandmorepopular,thevariousmanufacturing industrieswhichuse CNC machinetoolshavehigherrequirementsCNCmachinetoolsinefficiencyandmachiningac— curacy.TheCNC machineRoundnesstestingcarriedoutinthenonstressstatecan largelyre— flectthegeometricaccuracy,CNC precisionandservomismatchwhich isrelatedtothemachi— ningcircularcontourspecimenandusethecharacteristictoconductaroundnesstestingofaver- ticalmachiningcenter.Throughdataanalysistoidentifycausesoferrorandthe influencetothe precisionofprocessingandputforwardcorrespondingimprovementmeasurestoimprovetheac— curacyofmachinetoo1. Keywords:machinetoolaccuracy,roundnesstesting,erroranalysis,errorcompensation closely related to CNC machine toolperformance, 1.Introduction toolcuttingprocessand the cuttingparameters.To meettherequirementsofmachiningpiecesroundness RoundnesserroroftheCircularcontourwork. error,weneedprocessthe

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