风道模流分析报告分析

1原始的产品尺寸及特征(Partdimension&wallthickness)•产品主体壁厚2.3mm•Thethicknessisuniformonthemainpartsurface:2.3mm.2网格统计Meshstatistics产品1出1Onemoldwithonecavity.产品网格为双层面网格Preprocessandmeshstatistics3MaterialDataGeneral:RecommendedProcessing:Rheology:下图为PPGF20-05材料的属性。PVTproperties:产品材料信息4RunnersystemlayoutHotrunnersystemlayoutOnemoldwithonecavity.热流道系统进胶示意ABCDØ16Ø16Outer:Ø16Inner:Ø8Ø5ACBD5CircuitLayoutCircuitLayout水路示意定模冷却水Ø19mm，共5路定模水井Ø30mm6CircuitLayoutCircuitLayout水路示意动模冷却水Ø19mm，共5路动模水井Ø30mm滑块冷却水Ø12mm，共3路滑块水井Ø19mmOpeningSequence/开放顺序7NozzleNo.喷嘴序号Open/CloseTime/%Volumefilled开放/关闭时间/体积百分数NozzleNo.喷嘴序号Open/CloseTime/%Volumefilled开放/关闭时间/体积百分数Open开放(S/%)Close关闭(S)Open开放(S/%)Close关闭(S)G10结束G2/G31.15s/28.64%结束G4/G52.92s/82.79%结束G1G2G4G3G5Moldsurfacetemperature50℃Melttemperature250℃Filltime3SPressureVelocity/switchover(%volume)99%Maximuminjectionpressure48.02MpaMaximumClampforce1075tonTotalprojectedarea3466.47cm^2Maxflowfronttemperature252.8℃Minflowfronttemperature228.4℃Packingtime10sPackingpressure80%fillingpressure8ProcessSetting参数设置9Simulationresultslist•Filltime(contour)•WeldLinesLocation•AirTrapsLocation•PressureatV/Pswitchover•Pressureattheendoffill•FlowFrontTemp•ShearRate•Pressureatinjectionlocation•ClampForce•Volumetricshrinkageatejection•Circuittemperature•Circuitheatremovalefficiency•Temperaturepartattheendofcooling•Deflection(alldeflectioncause)•Conclusionsandsuggestions10FilltimeFilltime按住shift+F5播放动画产品填充时间为3.528s,填充平衡。11FilltimeFilltime(contour)产品填充时间为3.528s12WeldLinesWeldLinesLocation熔接线如红圈所示13AirTrapsAirTrapsLocationfrontreverse14PressureatV/Pswitchover•TheV/Pswitchovertimeisat3.48s,whenthepartvolumeisfilledat99%•TheV/Ppressureis40.58MPa.•Itissuitableformolding.Pressuredistribution15PressureattheendoffillPressureattheendoffillCOMMENT:Thedifferencebetweenmax.andmin.valueinthepressdistributiononthepartisabout32.46Mpa.16FlowFrontTempFlowFrontTemppicture表面流动前沿温度相差在16℃内,产品质量较好17ShearRateShearRateCOMMENT:Theshearrateisuniformonthepart,Itdoesn’texceedmaxvalueonthegatelocation.thelimitvalueis1000001/s.剪切速率在材料允许范围内。按Shift+F5可播放动画18SystemPressureSystemInjectionPressureXYPlot(TakenatmachineNozzle)最大注射压力：48.02MPaMax.injectionpressure:48.02MPa19ClampForceClampForceXYPlot最大锁模力：1075TonMax.Clampforce:1075Ton20VolumetricshrinkageatejectionVolumetricshrinkageatejection由图可知，产品表面的体积收缩率。21TemperaturepartTemperaturepartpictureCavityCore22CircuitcoolanttemperatureCircuitcoolanttemperatureCOMMENT:Fromthepicture,itshowsthedifferencethecoolantinlettemperatureandcoolantouttemperatureissmallthan3c.Thecoolingsystemisgood.cavity进出口水温差为2.87℃，冷却效果理想23CircuitcoolanttemperatureCircuitcoolanttemperatureCOMMENT:Fromthepicture,itshowsthedifferencethecoolantinlettemperatureandcoolantouttemperatureissmallthan3c.Thecoolingsystemisgood.core进出口水温差为2.45℃，冷却效果理想24DeflectionDeflectionpicture,alleffects:Deflection25DeflectionDeflectionpicture,alleffects:XComponent产品X变形如上图所示26DeflectionDeflectionpicture,alleffects:YComponent产品Y变形如上图所示27DeflectionDeflectionpicture,alleffects:ZComponent产品Z变形如上图所示28Deflectiondifferentialcoolingeffects:Deflectiondifferentialorientationeffects:Deflectiondifferentialshrinkageeffects:Deflection冷却不均引起的变形分子取向不均引起的变形体积收缩不均引起的变形由此可知，取向不均引起的变形较大。291.总体填充平衡，无滞留和短射现象；2.熔接线无法避免，但流动前沿温度很均匀，所以熔接线不会太明显；3.气穴大部分位于模具分型面、滑块等区域，靠模具间隙排气；4.剪切速率在材料的许可范围内；5.注射压力合理；6.锁模力合理;7.总体冷却效果理想；8.变形主要由取向不均引起。Conclusionandsuggestion