注塑专业用语文档格式.docx

注塑专业用语文档格式.docx

《注塑专业用语文档格式.docx》由会员分享，可在线阅读，更多相关《注塑专业用语文档格式.docx（22页珍藏版）》请在冰豆网上搜索。

∙Adjustinjectionrate调节注射速度

∙ 

Useuniformgranulation使用统一的颗粒

Reducetemperatureofnozzle降低管口/喷嘴温度

Preheatmaterial预热原材料

Reducerearcylindertemperatureanduseuniformgranulation降低后料桶温度，使用统一的颗粒

Balancegateposition,relocategates,平衡流道位置，重新定位流道

VentMould,reduceinjectionpressure,reducecylindertemperature在模具上开口，减少注射压力，降低料桶温度

∙Increasemouldtemperature增加模温

∙Reduceinjectionpressure降低注射压力

∙Preheatthematerialadequately,useahopperdryer充分预热原材料，使用漏斗干燥机

∙Decreasethemouldcycletime,decreasethecylindertemperature减少模具周期时间，降低料桶温度

∙Checkthemouldingpowderforcontamination,checkthefeedsystem,purgethecylinder,Checktheregrindcontentandquality.检查混料粉末，检查灌注系统，净化料桶，检查回用料的组成和质量

∙Increasethesizeoftherunnerandthegates.增大水口和流道的直径

∙Wipethemould,uselesserquantityoflubricants,changethelubricantandtry擦模，减少脱模剂使用，更换脱模剂试验

∙Increaseordecreasetheinjectionrate.增加或降低注射速度

Blackstreaks

黑纹

∙Frictionalheatcausedbymovementofcoldgranulespastoneanother冷料运动引起的摩擦热

∙Airtrappinginthemould排气不良

∙Plungeroff-centercausingfrictionburningofmaterial顶针摩擦热烧坏材料

∙Contamination污染

Useexternalindication,increaserearcylindertemperature,ventmouldproperly,relocategates.增加注射口温度，正确释放模具，重新定位流道

∙Reduceinjectionpressure.降低注射压力

∙Relocateplunger重新定位顶针

∙Purgethecylinder清理料桶

Shortshots

缺料

∙Coldmaterial料温低

∙Coldmould冷模

∙Insufficientpressure压力不足

∙Insufficientfeed不足的进料

∙Poorventing排气不良

∙Insufficientplungerforwardtime活塞前进时间不足

∙Insufficientinjectionspeed注射速度不足

∙Improperbalanceofplasticflowinmultiplecavitymoulds.多穴模具中塑料流动失衡

∙Insufficientfeeding加料不足

∙Meltflowrestricted熔体流动受限

∙Backpressureincavity模具背压

∙Unbalancedrunnerdesign不平衡的水口设计

∙Coldslugclogginggates,runnersandsprue.冷料堵塞流道、水口等

∙Ununiformmouldtemperature模温不合理

∙Ununiformmeltcushion熔融保护不合理

∙Machinecapacitynotenough设备吨位不足

Increaseplastictemperature提高塑料件温度

Increasemouldtemperature增加模温

Increasepressureandtemperature增加压力和温度

Increasefeed增加进料量

Increasenumberandsizeofvents增加排气口数量和大小

Increaseplungerforwardtime.提高活塞前进时间

Increaseinjectionspeed提高注射速度

Correctunbalancedcoixlition纠正流动不均衡情况

∙Checkthematerialinthehopper,checkthefeedthroatforresinagglomerates,machinecapacitynotenough检查料斗里的原料,检查注料口熔料是否结块，设备能力是否足够

∙Increasethegate,runner,andspruesize,usethenozzlewithahigherdiameterhole,trywithahigherMFImaterial,checkthenozzleforblocks.增加流道、水口、注射口尺寸，更换高MFI材料，检查喷嘴

∙Provideadequateventing,reducetheclampingforce.加强通风，减小锁模力

∙Balancetherunnerdesign,cavitylocation平衡水口设计、型腔定位

∙Increasethesizeofcoldslugwell,providecoldwellforsubrunners.增加冷料阱，为分水口设计冷料阱

∙Rearrangethecoolinglineofmouldtoprovideauniformcooling均匀冷却（重新安排冷却温度）

∙Maintainauniformmeltcushion,checkthebackflowvalveand,repairifneeded维持熔融垫的均衡，检查并修复背流值

∙Useabiggermachine.使用较大设备

Flash批锋

∙Materialtoohot料温太高

∙Excessivefeed加料过多

∙Erraticfeed加料不稳定

∙Poorpartinglineormattingsurface合模线或分型面不良

∙Erraticcycletime注射周期不稳定

∙Injectionpressureistoohigh注射压力过高

∙Insufficientclampingforce锁模力不足

∙Foreignmatterorflashactingashighspotonmouldland.模面杂质

∙Mouldplatensarewarped,Clearanceinvents,knock-outs,etc.aretoogreat模芯歪、排气口间隙，模芯破坏等

∙Insufficientventingcausingmaterialfromcavitytoflowout通风不足引起原料从模腔流出

∙Injectionpressureunevenlydistributedinthemould模具中的注射压力分配不均

Reducematerialtemperature,increasecycletime,decreasemouldtemperature降低料温，增加循环时间，降低模温

Reducefeed少加料

Checkthefeedingsystem.检查加料系统

Refacethepartingline,mattingsurface抛光分型面、合模线

Maintainuniformcycletime.稳定注塑周期

Decreasetheinjectionpressure,decreasetheholdonpressure,decreasetheinjectionholdtime,降低注射压力、保压压力注射时间

Usewherevernecessarybiggermachineifavailable,reducesnumberofcavities;

adjustthemechanismtoincreasetheclampingforce.尽可能使用较大设备，减少模腔数量，调节机械装置以增加锁模力

Inspectmouldlandandcleancarefully.检查清理模腔表面

∙Checktheclearanceandadjust检查调整间隙

∙Inspectventsandcleanincaseofblockage,enlargevents,ifneeded.检查并清理通风口以防堵塞，如有必要，扩大通风口

∙Cavityandrunnerlayoutshouldbebalanced平衡型腔以及水口分布

Spruesticking分流道粘连

∙Excessivepressure压力过大

∙Nozzlenotalignedwithspruebush喷嘴未与注入口尘套并排

∙Spruepullertoosmall衬套太小

∙Materialtoocoldatnozzleandsprueunabletobreakaway.喷嘴处料温过低，分流道不能分流

∙Nozzleorificegreaterthanspruebushorifice.喷嘴口大于分流道口

∙Materialtoohot,Spruebreakingatcomponentend.料温太热，喷嘴尾部结构损坏

∙Sprueheldupinspruebushduetoinadequatetaper因锥度不合适导致注料口卡住

∙Hotmaterial,料温过热

∙Excessivematerial料过多

∙Insufficientdraft气流不足

∙Improperfitbetweenspruebushingandnozzle.分流道衬套和喷嘴装配不当

∙Undercutsorroughsurface.底切或表面粗糙

∙Longplungerdwell保压过长

Reducepressure减小压力

Realignthenozzlewithaspruebush.重新排列喷嘴与spruebush

Increasetheundercut,Increasethesizeofspruepuller.增大底切，增大衬套

Increasethenozzletemperatureuntilthespruebreaksfromthenozzle.提高喷嘴温度，直到注射畅通

ChangethenozzlewithalowerDiaorificeorincreasethediaofspruebushorifice将喷嘴口直径变小，或者加大分流道口的直径

Decreasethecylindertemperature,increasethemoldingcycletime,andincreasethecoolingtimeinthemould.降低料桶温度，增加注塑周期时间，增加模具冷却时间

Giveadequatetaperinthespruebush,usemouldreleaseagents,removeburrsonthesprue.使用模具脱模剂，去除分流道上的芒刺

Decreasematerialtemperature.降低料温

Decreasesizeofthesprueextendednozzleandshortspruebushing减小喷嘴尺寸，缩短注射衬套

Increasedraftangle.加大气流角度

Holesizeinnozzleshouldbesmallerthaninthespruebushing.喷嘴上孔的尺寸应小于分流道bushing孔

Eliminateundercutsandpolishthesurface.消除底切，打磨表面

Reduceplungerforwardtime降低保压时间

Sinkmarks缩痕

∙Notenoughplasticinthemouldtoallowforshrinkageduetothicksections,bosses,ribsetc.缺料导致细小结构收缩

∙Notenoughfeed注料不足

∙Injectionpressuretoolow注射压力太低

∙Plungerforwardtimetoshort

∙Unbalancedgates水口不均衡

∙Injectionspeedtooslow注射速度过低

∙Plastictoohot原料过热

∙Variationinmouldopentime模具开放时间变差

∙Excessivecushioninfrontoftheplunger缓冲垫过长？

∙Gatelocation,it’ssizeanddesign进胶口的设计尺寸、定位

∙Insufficientpacking.密封不良

∙Partsectionsuneven结构不均匀

∙Producttoohotwhenejected.脱模时温度过高

∙Restrictioninflow流动限制

∙Localhotspotinthemoulds.模具局部过热

∙Redesignandincreaseinjectionpressure重新设计，增加注射压力

∙Increasefeed增加注入

∙Increaseinjectionpressure.增加注射压力

∙Increaseplungerforwardtime.

∙Restrictflowthroughgatesnearsprue.限制分流道附近的水口流量

∙Raisemouldandcylindertemperature提高模具和料桶温度

∙Reducecylinderandmouldtemperatures,decreasecycletime.降低料桶和模具温度，减少循环时间

∙Useoftimersformouldopentime使用计时器控制模具开放时间

∙Reducefeed减少注入

∙Locatethegateatthethicksectionofthepart,increasethegatesizeandreducegateland定位进胶口在薄壁位置，增大进胶口，缩短胶口长度（）

∙Increasetheinjectionpressure.增加注射压力

∙Increasetheholdpressuretime,checkbacktheflowvalveforleakage.增加保压时间，检查背流阀是否有泄漏

∙Redesignthepartwithanevenwallthickness重新设计模具，达到壁厚均匀

∙Decreasethecylindertemperature,increasethecoolingtimeinmould,reducethemouldtemperature.降低料桶温度，增加模具冷却时间，降低模温

∙Increasethegate,runnerandspruesize,provideaproperventinginthemould,balanceflowandfillingincavity.加大水口、流道、分流道尺寸，使模具适当通风，平衡流量和模腔填注量

∙Redesignthecoolingpatterninthemould重新设计模具的冷却方式

Partstickingtothemould.部件与模具粘连

∙Injectionpressureorcylindertemperaturetoohigh注射压力或料桶温度太高

∙Excessivefeed过多注入

∙Plungerforwardtimetoolong活塞前行时间太长

∙Undercutsinmould模具底切

∙Variationofmouldopentime开模时间变动过大

∙Improperfinish表面状态不合适

∙Roughsurfaceofthemould模具表面粗糙

∙Inadequatereleasetaperinmouldcavity.不充分的脱模斜度

∙Ejectionsystemnotdesignedproperly喷射系统设计不良

∙Undercutsinthemouldcavity.模腔底切

∙Misalignmentofcoreandcavity中心和模腔未对准

∙Mouldmadeofsoftporoussteel.模具材料为软钢

∙Overpackingoftheplasticmaterial.塑料材料

∙Unevenpressureincavities.模腔压力不均

∙Partsstickingtoinjectionside.产品粘在定模上

∙Moulddepositcausingsticking模腔堆积引起粘模.

∙Reducepressureortemperatureaccordingly相应地减少压力或温度

∙Reduceplungerforwardtime.减少活塞前行时间

∙Eliminateundercuts,polishandprovidesufficientdraft去除底切，抛光，提供充足的注射量

∙Maintainconstantmouldopentime.保持一致的开模时间

∙Polishroughcavitysurfacetocorrectfinish,adjustmouldtemperaturetoobtainpropershrinkage打磨粗糙的模腔表面以纠正表面状态，调节模温以获取合适的收缩

∙Polishthemouldwell打磨模具

∙Provideareleasetaper提供脱模斜度

∙Checktheejectorsystem,provideextraejectorpins检查注射系统，提供额外的注射针

∙Eliminateundercutswithaproperdesign,polishandprovidesufficientdraft.通过正确的设计抛光打磨来消除底切

∙Checkthealignmentofthecoreandcavity.检查中心和模腔是否对准

∙Replacethemouldwithahardenedmetal.使用硬钢材料的模具代替

∙Reducetheinjectionpressure,reducethefeedmaterial,reducethescrewforwardtime.减少注射压力，减少原料注入量，减少螺杆前行时间

∙Maintainaconstantfeedcushion,balancethegatesandrunnerforuniformfilling.保持持续的螺杆速度平衡流道、水口来均匀填充

∙Useamoldreleasespray,adjustthemouldtemperaturetoretainthecomponentsontheejectionside.useanundercutrunnertokeepthepartsontheejecti