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1、2011InternationalConferenceonElectronic&MechanicalEngineeringandInformationTechnologyTheresearchofnumericalcontrolsystemaccelerationanddecelerationtechnologyZhangWenjie1ZhaoDonghui21.SchoolofMechanicalEngineering2.PinqquanPowerSupplyBranchUniversityofScienceandTechnologyLia
2、oningChengdePowerSupplyCompanyAnShan,ChinaChengDe,Chinazhangwenjie889@sina.comzhaodonghui19@chinaren.comAbstract—First,theconventionalcharacteristicsofthedifferent,whentheprofilechangesdramatically,itisproneaccelerationanddecelerationcontrolmethod,suchasthetoovershootandlow
3、erthemovementaccuracy.straightlineaccelerationanddeceleration,theexponentialTheobjectofaccelerationanddecelerationbeforeaccelerationanddeceleration,theS-curveaccelerationandinterpolationcontrolisthecommandfeedrateF,andtodecelerationarebrieflyintroduced.Thediscussionemphasis
4、isobtainthefeedamountofallaxisofcoordinatesAX,AY,Aanewtypeoffive-segmentS-curveaccelerationandZ.Thismethodcanhandlethecomplexissues:continuousdecelerationcontrolmethod,anditsfundamentalprinciplesmallsegmentlineprocessingandsmallcurvatureradiusandmathematicmodeliselaboratedt
5、horoughly,andspecificprocessingetc;thecontrolisprecise,nolocuscontourcontrolmethodisprovided.Inaddition,anin-depthresearchdeviation;smoothtransitionspeed,andhighmovementaboutdeterminationmethodoffeedingvelocity,accelerationisconducted.precision.Therefore,atpresentaccelerati
6、onanddecelerationcontrolisthemainmethodappliedintheCNCKeywords-Accelerationanddecelerationtechnology;CNCsystem.system;Five-segmentS-curveIII.THECONVENTIONALACCELERATIONANDDECELERATIONCONTROLMETHODI.INTRODUCTIONThegoalofCNCprocessingistoachievehighspeed,Accelerationanddecele
7、rationbeforeinterpolationhighprecisionandhighefficiency,whichrequiresCNCcontrolhasmanymethods,thecommonlyusedarelinear,machinetoolshavingfast,accurate,smoothmovementtrigonometric,exponential,parabolic,andS-curveprocessandsmallimpact.Especiallyinthehigh-speedaccelerationandd
8、ecelerationetc.Straightlineandprecisionprocessing,whetherthecontinuousfeedrate,exp
