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【英语翻译Oneofthebasicproblemsinthedevelopmentandproductionprocessofmouldsforinjectionmouldingisthecontroloftemperaturecon-ditionsinthemould.Precisestudyofthermodynamicprocessesinmouldsshowed,thatheatexchangecanb】
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更新时间:2024-04-20 20:56:14
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英语翻译

Oneofthebasicproblemsinthedevelopmentandproductionprocessofmouldsforinjectionmouldingisthecontroloftemperaturecon-

ditionsinthemould.Precisestudyofthermodynamicprocessesinmouldsshowed,thatheatexchangecanbemanipulatedbythermoelectrical

means.Suchsystemupgradesconventionalcoolingsystemswithinthemouldorcanbeastandaloneapplicationforheatmanipulationwithin

it.

Inthepaper,theauthorswillpresentresultsoftheresearchproject,whichwascarriedoutinthreephasesanditsresultsarepatentedinA6862006

patent.Thetestingstage,theprototypestageandtheindustrializationphasewillbepresented.Themainresultsoftheprojectweretotalandrapid

on-linethermoregulationofthemouldoverthecycletimeandoverallinfluenceonqualityofplasticproductwithemphasisondeformation

control.

Presentedapplicationcanpresentamilestoneinthefieldofmouldtemperatureandproductqualitycontrolduringtheinjectionmouldingprocess.

©2006ElsevierB.V.Allrightsreserved.

Keywords:Injectionmoulding;Mouldcooling;Thermoelectricmodules;FEMsimulations

1.Introduction,definitionofproblem

Developmentoftechnologyofcoolingmouldsviathermo-

electrical(TEM)meansderivesoutoftheindustrialpraxisand

problems,i.e.atdesign,toolmakingandexploitationoftools.

Currentcoolingtechnologieshavetechnologicallimitations.

Theirlimitationscanbelocatedandpredictedinadvancewith

finiteelementanalyses(FEA)simulationpackagesbutnotcom-

pletelyavoided.Resultsofadiversestateoftheartanalyses

revealedthatallexistingcoolingsystemsdonotprovidecon-

trollableheattransfercapabilitiesadequatetofitintodemand-

ingtechnologicalwindowsofcurrentpolymerprocessing

technologies.

Polymerprocessingisnowadayslimited(intermofshort-

eningtheproductioncycletimeandwithinthatreducingcosts)

onlywithheatcapacitymanipulationcapabilities.O

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