枕式包装机的纵封-横封机构设计.pdf

第56卷第3期农业装备与车辆工程2018年3月Vol.56No.3AGRICULTURALEQUIPMENT&VEHICLEENGINEERINGMarch2018doi:10.3969/j.issn.1673-3142.2018.03.003枕式包装机的纵封-横封机构设计孟康1，陈田2，吴入军2(1.200093上海市上海理工大学机械工程学院；2.200245上海市上海电机学院机械学院)[摘要]以枕式包装机作为研究对象，对其纵封与横封机构进行了设计。包装机通过供膜装置将包装薄膜传接到纵封机构。纵封机构由一对等速相向旋转的圆形辊轮构成，通过其等速相向旋转的圆形辊轮对纵向封口进行加压加热，以达到纵向封口的目的；横封机构由一对等速相向旋转的横封轴和两对热封头组成，通过一对等速相向旋转的横封轴和相距180°的热封头，使其封缝一边后，旋转180°封缝其另一边，从而实现整个包装过程的封缝。设计的纵封和横封机构具有高效、稳定的封缝效率，有效克服了传统包装机封口不严、撕拉薄膜等缺陷，使枕式包装机能够整体高效、连续、稳定地工作。[关键词]枕式包装机；纵封机构；横封机构[中图分类号]TB486；TH122[文献标识码]A[文章编号]1673-3142(2018)03-0012-03DesignforHorizontalSealingandLongitudinalSealingMechanismofPillowPackagingMachineMengKang1,ChenTian2,WuRujun2(1.SchoolofMechanicalEngineering,UniversityofShanghaiforScienceandTechnology,Shanghai200093,China;2.SchoolofMechanicalEngineering,ShanghaiDianJiUniversity,Shanghai200245,China)[Abstract]Pillowpackagingmachineisusedasresearchobject,andlongitudinalsealingmechanismandhorizontalsealingmechanismaredesigned.Packingfilmisconveyedtothelongitudinalsealingmechanismbyfilm-feedingdevice.Thelongitudinalsealingmechanismiscomposedofapairofroundscrewdiesofcounterrotatingspeed,thelongitudinalslitsarepressurizedandheatedbyapairofroundscrewdiesofcounterrotatingspeedtoachievethepurposeoflongitudinalsealing;thehorizontalsealingmechanismconsistsofapairofhorizontalsealshaftsofcounterrotatingspeedandtwopairsofheat-seal,throughapairofhorizontalsealshaftsofcounterrotatingspeedandtheheat-seals180°away,afteronesideofseal,itrotates180°tosealtheotherside,soastoachievetheentirepackagingprocess.Thedesignofthelongitudinalsealingmechanismandthehorizontalsealingmechanismhasefficientandstableefficiency.Ithaseffectivelyovercomedthedefectsoftraditionalpackagingmachine,suchasthesealingisnottightandtearingfilmandsoon.Itprovidesaguaranteeforefficient,continuousandstableoperationofthepillowpackagingmachine.[Keywords]pillowpackagingmachine;longitudinalsealingmechanism;horizontalsealingmechanism0引言枕式包装机是众多包装机械中的一种，是目前国内包装机械中最新型的自动连续包装机械设随着现代机械制造业不断发展，包装机械在备[5]。枕式包装机应用广泛，可以