复杂塑胶加工件成形过程的强鲁棒性控制策略.pdf

《复杂塑胶加工件成形过程的强鲁棒性控制策略.pdf》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、机床与液压Dec．2014HydromeehatronicsEngineeringVo1．42No．24DOI：10．3969／j．issn．1OOl一3881．2014．24．024Strongrobustcontrolstrategyofformingprocessincomplexwork-pieceswithplasticcementRuiringLI，Shun—lanZHUSchoolofMechanicalEngineering，ChongqingIndustryPolytechnicCollege，Chongqing40

2、1120，ChinaAbstract：Duetothecomplexchemicalcompositionofplasticcement，itisdifficulttopreciselycontroltheholdingtime，injectionpressureandprocesstemperatureduringtheformingprocessofcomplexwork-piecewithplasticcement．Basedonmulti-modalcontrol，thepaperexploredthestrongrobust

3、nessstrategyduringthisformingprocess．Byusingcomparativeresearchmethodforcontrolstrategy，thispapersummarizeduptheprocesscharacteristicsincybernetics，ex‘ploredthecontrolstrategyofstrongrobustnessbasedonhumansimulatedintelligence．andcon-structedthemulti—modalcontrolalgorit

4、hmfortheplasticwork·pieceformingprocess．Takingthecontrolofprocesstemperatureasanexample，theexperimentalsimulationshaveconfirmedthegooddynamicandstaticcontrolqualityofstrongrobustnesscontrolstrategyproposedinthispa‘per．Theexperimentalresultsshowedthatitisreasonableandfea

5、sibletostrongrobustnessCON。trolstrategyexploredinthepaper．Keywords：Piecesofplasticprocessing，FOrmingprocess，Robustcontrolstrategy，Multi-modalcontroIduetionprocess，thecontrolstrategyfortheforming1．IntroductiOilprocesswithplasticcementisthekeytoimprovetheproductquality[1]

6、．Therefore，thispapermadeTheplasticwork—。pieceiswidelyusedintheen‘·somediscussionsonthecontrolstrategyofplasticgineeringfield，butthephysicalandchemicalprop—work—pieceformingprocess．ertiesofthismaterialareaffectedbymanyfactorssuchascompoundformulation，structuresize，mold—2

7、．Controlpuzzleofformingprocessingtechnologyandprocessingenvironment．Duringtheproductionprocess，itcurrentlymainlydependsUnderthespecificconditions，theformingcon—ontheoperator’sexperienceandskilltoconductthetrolisaphysicochemicalprocessthattheplasticma—controlofproduction

8、processduetothecomplexityterialsandvariOUSadditivesarisethechemicalcross．productiontechnology，andtherefore，the