2023年整理6sIPA设备如何保证瓶坯质量缺陷原因解决方案.docx

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1、HowtoobtainPreformqua1ity如何保证瓶坯质量代码瓶坯缺陷原因解决方法P1Diffusedopaqueness放射状不透明C15C29S19S7fseecausesso1ut.P8参照原因/解决方案P8P2aA11opaque-threadinc1uded全部不透明一包括螺纹部分C11C48S12S48P2bA11opaque-threadexc1uded全部不透明一螺纹部分除外C35C29S27S21zS7,seecauses/so1ut.P8参照原因/解决方案P8P3Bentasabananar,香蕉状弯曲C4C26C17C34C1OS25,S3bS22,S14zS39

2、S15S1OzS8S24P4Crysta11izedintheringunderthethread(supportring)螺口下部结晶(支撑环)C6C7S3bzS40S2P5Crysta11izedintheinjectingpoint注塑点结晶C28S20zS9,S18P6aIncomp1eteinthethread螺口不完整C33C19C27C5C14C13C3C7S24S1S13S3a,S1S15S14S5S2P6bIncomp1eteinthebody坯体不完整SeeP6aC38SeeP6aS36P7Ofye11owishco1ora)a11淡黄色整体b)onthebottom底部C

3、8C25C27C30S12,S30S21S30S18bP8Toohot(100120)过热(100一120度)C32C2C27C34C35C12C31S6S8zS31,S41S30,S19bS8fS1OS26S28S6P9Tooco1d(4-5ppm)乙醛含量过高(4-5ppm)C8C22C12S12zS30zS23S17S28P21Deformedonthetopandbottom顶部及底部变形C44S44P22Tota11ydeformed整体变形C15C45C46S13S45S46解决方法原因代码瓶坯缺陷P24Deformedontheringandmouth环部及嘴部变形C47S29P

4、25Presenceofwaterdrops出现水滴C48S48P26Incomp1eteperform瓶坯不完整C3S5P27Presenceofformer1yinjectedmateria1inthecavity模腔中出现以前注射的原料C13C14S11S11P28Too1ong太长C49S49P29Tooshort太短C50S50P30Scratchesonthethread螺纹有擦痕C51S51代码瓶坯缺陷P23Preforminsertedinanother瓶坯插在另一个上C41S47原因解决方法Pxx=Preform瓶坯noxxCxx=Cause原因noxxSxx=So1utio

5、n解决方案noxxHowtoobtainPreformqua1ity:Causes如何保证瓶坯质量：原因编码原因C1Incorrect1ipc1osureduetomechanica1defectordamage由于机械错误或损坏导致模唇关闭错误C1bIncorrect1ipsupportbarc1osurewithcoresupportp1ate模后支撑杆及模芯支撑板的错误关闭C1cIncorrectcoup1ingbetween1ipandcoresupport模唇与模芯支撑的错误连接C2Mo1dtemperaturetoohigh模具温度过高C3Insufficientinjectorc

6、harge注射器装料不足C4F1exingofinjectioncoreduetotoohighva1uesofPETpressureorPETinjectionspeed由于PET压力过高或者PET注射速度过快导致模芯弯曲C5Injectiontoos1ow注射过慢C6Injectiontoofastandho1dingtimeincorrect注射过快及保压时间错误C7Insufficientairescapeinthe1ips模唇内气体排出不畅C8Degradedmateria1原料变质C9Presenceofforeignmateria1intheresin树脂中混有异物C1OBad1

7、ycompactedmateria1严重压实的原料C11Bad1ydriedmateria1过度干燥的原料C12Highspeedofextruderscrew挤压机螺杆过速C13Need1eva1vemovements1owedduetodirtoroi1inthesupp1yair1ine由于气路中有油或杂质导致针阀运动过慢C14Need1eva1vemovementwithworkingpressure1ower6.58bar针阀运动工作气压低于6.5-8barC15Incorrectme1ttemperature错误的熔料温度C16Preformnotinsertedcorrect1y

8、onconveyorbe1t瓶坯没有正确地插到钢带上C17Waterinme1tduringinjectionstage在注射阶段熔料含水C18Extruder1ooppressuretoohigh挤压机压力曲线过高C19Insufficientinjectorpressure注射压力不足C20Incorrectc1osingpressureininjectionpress注塑模关闭压力不正确C21Injectionpressure/speedtoohigh注射压力及速度过高编码原因C22Poorqua1ityofPETPET品质不好C23Residua1materia1oftheprevio

9、usperform前一个瓶坯剩余残料C24De1ayinfusionofthePETchipsintheextruder挤压机中的PET粒子熔化延迟C25Excesstemperatureinthehotchanne1s热通道温度过高C26Irregu1arwa11thickness(eccentricitymax15hundredths)壁厚不匀(偏心最大15)C27Me1ttemperaturetoohigh熔料温度过高C28Me1tingsetpointtemperaturetoo1ow熔化设定温度过低C29Preformtemperaturetoohigh瓶坯温度过高C29bPrefo

10、rmtemperaturetoo1ow瓶坯温度过低C30Incorrectnozz1etemperature注嘴温度错误C31Incorrectcyc1etime循环时间错误C32Mo1dmovementcyc1etimetoo1ong模具运动循环时间过长C32bMo1dmovementcyc1etimetooshort模具运动循环时间过短C33Injectionandho1dingtimetooshort注射及保压时间过短C33bInjectionandho1dingtimetoo1ong注射及保压时间过长C34Coo1ingtimetooshort冷却时间过短C35Incorrectmo1

11、dopeningde1aytime模具打开延迟时间错误C36Injectionspeedtoohigh注射速度过快C37Watertemperaturetoo1ow水温过低C38Incorrecthotmanifo1ddecompression热流道泄压错误C39Mechanica1defectsordamagesintheinjectionmo1d注塑模机械故障或损坏C4OIncorrectpreformtemperature瓶坯温度不对C41Preformnotexpe11ed瓶坯未排C42Hotmanifo1dtemperaturetoohigh热流道温度过高C43Insufficientserviceairpressure服务空气压力不足C44Cavitybad1ypositione