用于高速数控转塔冲床的电液伺服控制系统

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1、济南大学硕士学位论文用于高速数控转塔冲床的电液伺服控制系统姓名：王洪蛟申请学位级别：硕士专业：机械电子工程指导教师：董学仁20080610用于高速数控转塔冲床的电液伺服撺制系统看出模糊PID算法较单纯的数字PID算法，无论从稳定性还是快速性方面都有了很大的提高，能够满足系统的性能要求。关键字：高速冲床电液伺服阀TMS320LF2407模糊PIDⅡ济南大学硕十学位论文AbstractWiulthedevelopmentofthemodemautomobileindustry,electronics，aswellasthenation

2、aldefenseindustry,thedemandofstampingequipmentsespeciallyinthehigh—speedonesisgrowinginthedomesticmarket．TheCNCturretpunchpressasasophisticatedequipmenthasconstantlybeentheattentionofthepeople．Atthepresent，in0111"countrythecorepartsoftheCNCpunchpressdrivingforce—．bigh

3、—speedhydraulicservocontrolsystem，havebeendependentonimports．Weurgentlyneedtodevelopthehigh—speedintegratedhydraulicservosystemwithOurwonintellectualpropertyrights．Thehydraulicservosystemstudiedinthispaperismainlyusingthehydrauliccylindertodrivetheheadhitandusingtheel

4、ectro—hydraulicservovalvetocontrolstamping．Thehydraulicsystemusesdifferentialfeed，anditsstructureissimple，compact．TheservocontrollerusesTI’SindustrialproductionTMS320LF2407DSPchipandthecontrolalgorithmadoptfuzzyPID，SOthespeed，accuracyandotheraspectshavearapidincrease．

5、ThestampingspeedCanbereachedat1000times／min，andtheratedworkingpressureCanbereachedto20tons．Second，thesystemusesaclosed-loopcontrol，andthehydrauliccylinderitinerarycanbearbitraryregulation,SOitcanregulatemoldbycontrollingthehittripandeasytouse．Firstly,thedissertationin

6、troducesthesubject’Sbackground，thedevelopmentandthetrendsoftheCNCmachinetoolindustryathome，andthenintroducesthecourseofthetransmissionsystemofCNCturretpunchpress．Thisissueabsorbslargenumberofdomesticandforeignliterature．Finally,theschemeusingtheelectro-hydraulicservov

7、alvetocontrolstampingisconfirmed．Theelectro-hydraulicservovalveswithfastresponse，11ighprecisioncontrolandSOon，arewidelyappliedinthehigh-speed，high-voltage，Kgh—frequencycontrolsystems．Accordingtodeterminesystem,calculatethestaticparametersandselectthemainhydrauliccompo

8、nents．Establishedmodelofthehydraulicsystemisintendedtofacilitatesimulation．Thesimulationstudycanknowthedynamicpropertiesofth