柔性版印刷過程油墨轉(zhuǎn)移特性的研究——柔性印版對油墨轉(zhuǎn)移的影響.pdf

1、江南大學碩士學位論文柔性版印刷過程油墨轉(zhuǎn)移特性的研究——柔性印版對油墨轉(zhuǎn)移的影響姓名：安君申請學位級別：碩士專業(yè)：制漿造紙工程指導教師：唐正寧20080101AbstractAbstractlnthe研ntingprocess，inkmusttransmit，transport，thentransfertothesurfaceoftheSubstrateWemaintaintheinkduringthetransportationaJl

2、dtramsferisalwaysstabilityunifoml，modestItistheguaranteetoobtainthehighqualityoftheprintAlthoughmemechanismoftheflexo黟aphicprintingi11l(isve叫simple，theelasticitymodulusisve拶smallwhichiseaSytodefo肌andthedotgainisVe巧high，s

3、oitisspecialimportanttochoosetheprocessconditionforprintingthehi曲precisionimageTherefore，wemustsolveothertechnicalproblemswhenweobtainthehi曲accuracynexo伊aphic州ntnegoalofthepaperisbuildingthepredictmodelofplatedefo姍觚onand

4、nexo伊印hicpnntprocessthmu曲analyzingthedefonnationofnexo鏟aphicplateduringthe塒ntingprocess，theIldetemliningthekeyadjustmentparametersofdotgainduetotheplatedefonnationandenhancingtheinl(oftheplatetransferpropeniesThekeypoint

5、ofmepaperhasintroducedthefiniteel鋤entanalyticwhichsolvetheelaSticityproblems，andhasanalyzedthedefomationofmefleXo黟印mcplate嬲wellasmedotgainproblemduetotheplatedefo腫ation，thenhasestablishedthepredictmodelofmenexo伊印hicp^nti

6、ngprocessAtfirst，wedetemlinedmeelasticitymodulusandPoisson’sratioWeassumethatthes耐aceofflexo伊aphicplateisu11ifIomlandtheIlanalysisthedefonnationofplatebyfiniteelementmethodWeestablishtheanalyticmodeloftheplatedefo肌ationa

7、ndcalculatethestress，strainando行setoftheplatenodesthrou曲AnsySfiniteeleInelltanalysisso脅areSecond，westlldytheviscoelaSticityandrelaxationpropeniesofthephotopolyrllerplateswhiche虢cttheiIlk仃a11sfbrnlationWbestablishthep礎(chǔ)ict

8、modelofthenexo伊aphicprintingprocessWeV嘶母mepredictmodelthrou曲meeXp嘶m肌tFinallyweestablishedmemathematicalmodelofsin西edot，、)I，hichdeteCttheplatedefonnationa11dmeimagepropeniesundertllecerrtainprintingconditionWbdiscussmemai

9、npar鋤eterswhichafjFectthedotgainduetotheplatedefomationThou曲aserialofnexographicprintingexperiment，weobtainmedataofpar鋤eter趾ddetemlinethedifferentronengag鋤entandthesCreellwhich胡鳧ctmedotga氓theIlmal(ethemqualltizationnproV