汽车安全气囊盖模具填充工艺优化分析

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中图分类号：U466 收稿日期：2025-05-22 DOI：10.19999/j.cnki.1004-0226.2025.08.024

Process Optimization Analysis for Mold Filling in Automotive Airbag Covers

Zhang Xiaozhen1Yang Xinkai² Tang Sixin1Zhang Zusheng³ 1.School of Traffic Engineering，Fuzhou Polytechnic，Fuzhou 350108，China 2.Guangxi Jiaokong Zhiwei Technology Development Co.，Ltd.，Nanning 53oooo，China 3.China State Construction Strait Construction & Development Co.，Ltd.，Fuzhou 35oooo，China

Abstract：Aiming to improve themoldingqualityofautomobile airbag covers，this studyconstructedacomprehensive mold designschemetroughteanalysisoftematerialpropertiesofpasticparts，tesientificdesignofpartingsurfacs，andteotiizationofmoldingprocessparameters.Teselectionofmodingequipmentwascariedoutbyconsideringkeyparameterssuchastheinjectionvolumeandclamping forceofthe injection molding machine.Aditionall，theMoldflow software wasutilizedtoconduct indepthresearchonthemoldfilingprocessthroughtechnicalmeans incluinggridpre-processigofplasticparts，analysisofgatepositions，andsimulationofoldflowshemes.Asaresult，theoptimalfilinghemewasdetermined，fectivelyeducingdefectssuch as shorthotsandairtraps，andsignficantlyimprovingthemoldingqualityofproducts.Thisprovidesapracticaltechnicalsolutionfor the high - quality production of automobile airbag covers.

KeyWords：Airbagcover;Plasticparts;Mold;Fillinganalysis

1前言

塑料产品的注射成型工艺是常用的制造形式，随着模具技术越来越先进，更多的成型方法得到了广泛应用，特别是热流道、气体辅助等方法。（剩余5821字）