数控机床圆检验在立式加工中心上的应用.pdf

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1、机床与液压Dec．2012HydromechatronicsEngineeringVo1．40No．24DOI：10．3969／j．issn．1001—3881．2012．24．005CircleTestsforVerticalMachiningCenterApplicationZHANGMinming，SHIQinghua，DONGYingming，TANZhaokang，HANYuwen，．FacultyofMechanicalandElectricalEngineering，KunmingUniversityofScienceandTechnology，Kunming650093

2、，China；2．YunnanProvinceKeyLabofElectromechanicalIntegrationofTechnologyApplications，Kunming650031，China；3．YunnanProvinceAdvancedManufacturingTechnologyResearchCenter，Kunming650031，China；．KunmingMillingMachineCo．，Ltd，Kunming65002，，ChinaAbstract：Withtherapiddevelopmentofnumericalcontroltechnology，

3、theapplicationofnumerI_calcontrolmachineismoreandmorepopular，thevariousmanufacturingindustrieswhichuseCNCmachinetoolshavehigherrequirementsCNCmachinetoolsineficiencyandmachiningac—curacy．TheCNCmachineRoundnesstestingcarriedoutinthenonstressstatecanlargelyre—flectthegeometricaccuracy，CNCprecision

4、andservomismatchwhichisrelatedtothemachi—ningcircularcontourspecimenandusethecharacteristictoconductaroundnesstestingofaver-ticalmachiningcenter．Throughdataanalysistoidentifycausesoferrorandtheinfluencetotheprecisionofprocessingandputforwardcorrespondingimprovementmeasurestoimprovetheac—curacyof

5、machinetoo1．Keywords：machinetoolaccuracy，roundnesstesting，erroranalysis，errorcompensationcloselyrelatedtoCNCmachinetoolperformance，1．Introductiontoolcuttingprocessandthecuttingparameters．TomeettherequirementsofmachiningpiecesroundnessRoundnesserroroftheCircularcontourwork．error，weneedprocessthes

6、pecimenandmeasurethepiecemachiningaccuracyreflectstheprocessingca—specimenatfirst，thenanalyzetheresearchmeasure—paeityandlevelofCNCmachinetoolsanditisoneofmentresultstoadjustprecisionmachinetoolsorelec-theimportantindicatorsoftheperformanceofCNCtricalparametersorcuttingparameters．Andthentrymachi

7、netools．Geometricaccuracy，CNCprecisiontheabovestepsagainuntiltheroundnesserroroftheanddynamicperformanceofCNCmachinetoolsdi—workpiecemeetsthetechnicalrequirements，Therectlyimpactsthecircularcontouraccuracyoftheprocessisveryl