sipa設(shè)備如何保證瓶坯質(zhì)量-原因2

1、PlasticPackagingSystemsSIPATraining4HOWTOOBTAINPREFMQUALITY:CAUSES如何保證瓶坯質(zhì)量：原因如何保證瓶坯質(zhì)量：原因編碼原因C1Increctlipclosureduetomechanicaldefectdamage由于機(jī)械錯誤或損壞導(dǎo)致模唇關(guān)閉錯誤C1bIncrectlipsupptbarclosurewithcesupptplate模唇支撐桿及模芯支撐板的錯誤關(guān)閉C1cIn

2、crectcouplingbetweenlipcesuppt模唇與模芯支撐的錯誤連接C2Moldtemperaturetoohigh模具溫度過高C3Insufficientinjectge注射器裝料不足C4FlexingofinjectionceduetotoohighvaluesofPETpressurePETinjectionspeed由于PET壓力過高或者PET注射速度過快導(dǎo)致模芯彎曲C5Injectiontooslow注射過慢C

3、6Injectiontoofastholdingtimeincrect注射過快及保壓時(shí)間錯誤C7Insufficientairescapeinthelips模唇內(nèi)氣體排出不暢C8Degradedmaterial原料變質(zhì)C9Presenceoffeignmaterialintheresin樹脂中混有異物C10Badlycompactedmaterial嚴(yán)重壓實(shí)的原料C11Badlydriedmaterial過度干燥的原料C12Highsp

4、eedofextruderscrew擠壓機(jī)螺桿過速C13Needlevalvemovementslowedduetodirtoilinthesupplyairline由于氣路中有油或雜質(zhì)導(dǎo)致針閥運(yùn)動過慢C14Needlevalvemovementwithwkingpressurelower6.58bar針閥運(yùn)動工作氣壓低于6.5—8barC15Increctmelttemperature錯誤的熔料溫度C16Prefmnotedcrect

5、lyonconveybelt瓶坯沒有正確地插到鋼帶上C17Waterinmeltduringinjectionstage在注射階段熔料含水C18Extruderlooppressuretoohigh擠壓機(jī)壓力曲線過高C19Insufficientinjectpressure注射壓力不足C20Increctclosingpressureininjectionpress注塑模關(guān)閉壓力不正確C21Injectionpressurespeedt

6、oohighPlasticPackagingSystemsSIPATraining6熱流道溫度過高C43Insufficientserviceairpressure服務(wù)空氣壓力不足C44Cavitybadlypositioned模腔位置錯誤編碼原因C45Cebadlycooled模芯冷卻不好C46Increcttransferdevicemovement傳送裝置運(yùn)動錯誤C47Prefmbadlyedinthecollet瓶坯沒有很好的插