線切割加工中等能量脈沖控制技術的研究.pdf

1、廣東工業(yè)大學碩士學位論文線切割加工中等能量脈沖控制技術的研究姓名：蘇健申請學位級別：碩士專業(yè)：機械制造及其自動化指導教師：葉樹林魏昕20050430：耋三些查蘭!：耋罌：耋竺鎏三ABSTRACTEne娼y(tǒng)ofdischargepulseisanimportantfactorfortheperformanceofWEDMAimingatWEDM—HSthatisusedwidelyinChina，thestudyonthecontrolt

2、echnologyofpulse’senergyhasbeenconductedinthisdissertationIntroducingthecontrollingofdischargepulse’senergy，iospulsegeneratorforWEDMHSwasdeveloped，andthisstudywouldbeofmomentouscurrentsignificanceforraisingefficiencyandi

3、mproVingmarketcompetitionAtfirst，thefactorswhichaffecteddischargepulse’sene曙ywereanalyzed，anditwaspointedoutthatthekeyofcontrollingdischargepulse’senergyisthecontrollingofthedischargeduration，andthatdischargepulse’senerg

4、ycouldbeachieVedequalenergythroughcontrollingdischargedurationeffectivelyAnOther，usingtheisopulsegenerator，characteristicofWEDMwasstudiedTheWEDMwithequalpulse’senergyhastheadVantagesofimproVingrateofusepulse，increasingqu

5、antityerodedofpulse，strengtheningpolarityeffectandextendinglifeofwireelectrodeTbcarryoutWEDMexperiment，thedigitalisopulsegeneratorusedinWEDM—HSweredeVelopedsuccessfullyItcansetthedischargedurationandpulseinterValwithtwog

6、roupsofcodeswitch，andrealizeexaminationofthedischargemomentthroughtheresistance’sVoltage’svarietiesofgapbreakingdowninexportgradecircuitAndthedischargedurationandpulseintervalarecontrolledby8253’scountingthenumbersofstan

7、dardclockpulseTheexperimentalresultsindicatedthatthedigitalisopulsegeneratorcouldassuretheequaldischargeduration，andthegeneratorhaVemanymerits，suchashighrestrainingprecisionoftime，betterstability，andextensiVeadjustablera

8、nge，etcInaddition，thecontrol—svstemofWEDMHSwasstudiedtomatchbetweenthecontrol—systemanddigitalisopulsegeneratorThiscontrol—systemincludedupperPCandbasecontr01一module，anduppercontr01一softwarewasdevelopedwithVisualBasicand