壓鑄機(jī)電液伺服系統(tǒng)研究.pdf

1、中文題名壓堡塑l電澶翅目匱丕統(tǒng)嬰塞英文題名墨地魚(yú)YQ旦星!曼也Q：虹壘￡嫂!i魚(yú)曼迎Q盟!曼塑魚(yú)!魚(yú)i￡曼墾墮望g嬰墾璺bi衛(wèi)星博士后姓名丑瞳武流動(dòng)站(一級(jí)學(xué)科)名稱(chēng)扭越王猩一專(zhuān)業(yè)(二級(jí)學(xué)科)名稱(chēng)扭撼電蘭猩合作教授旦筮委研究_T作起始時(shí)問(wèn)研究工作期滿時(shí)間提交報(bào)告日期ABSTRACTPressmouldmethodisoneofthemostirllponamprocessingtecllIlics，whichproduceprccise

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7、eincreasjngd”amiccharacteristicsThep猢etersofthesepanscanbeopnmizedbytheoreticalanalysisandsimulationInchapter2，thelatIlsrecmmofpressurevalveusedin勘eD《：C400Mdiec酗tin譬machineisopdmizedandt11epressurei11creaSingdynamicchara

8、cteristicsarestudiedwi也thepistonOfpressureincreaSmgcylindermadebyaluminiuma1】ovor45撐steel_Accordingtothe1atestresearchreportondiecastingprocessing，thevelocityofplungerisrequiredtochangewiththeposltlonofp1吼gerasperacenaln

9、cun，einordertoexhaustaircompletelyAsaresulkthevelocityofplungermustbeclose—loopcontrolledTheclose一100pcontro】a】gorj蚰is幽ekeyfactor船f_mjshthetask’王ncha呻r3，ThemathematfcalmodeJ＆ndsimulationmodelofinjectionsystemareestablish

10、edindividuallybaSedonanalyzingmeoperatjonp—ncipIeofinjec畦onsystemwhichisdrivedbyaservohydraulicsystem，Theclose一100palgorithmisreachedbytheoretjc81analysis，whilethesimulanonisusedtoinvestingitseH色ctTheloadcompensatedalgoT

11、‰m，PIDalgo—thma工1d嘲l(fā)efeedbackalg嘶thmaTeinvestigatedindividuallyandaspecialalgOritllmisputfblwardInchapter4，鰣ofachievementsOfthedisse刪onaresummarizedandthe如rtherrese眥hwork，whichwillbedone，isputfonvard1(eywords：DiecastiI培m