门板中部插件模流分析报告.ppt

1 原始的产品尺寸及特征 partdimension wallthickness 产品主体壁厚2 5mmthethicknessisuniformonthemainpartsurface 2 5mm 2 preprocessandmeshstatistics 网格统计meshstatistics 产品1 1onemoldwithtwocavities 产品网格为双层面 3 materialdata general recommendedprocessing rheology 下图为pp kf06材料的属性 pvtproperties 产品材料信息 4 runnersystemlayout hotrunnersystemlayout onemoldwithtwocavities 热流道系统进胶示意 b c a d openingsequence 开放顺序 5 g1 g2 g4 g3 6 processsetting参数设置 7 simulationresultslist filltime contour weldlineslocationairtrapslocationpressureatv pswitchoverpressureattheendoffillflowfronttempshearratepressureatinjectionlocationclampforcevolumetricshrinkageatejectioncircuittemperaturecircuitheatremovalefficiencytemperaturepartattheendofcoolingdeflection alldeflectioncause conclusionsandsuggestions 8 filltime filltime 按住shift f5播放动画playanimation shift f5 产品填充时间为2 884s 填充较平衡 filltimeis2 884s andit sbalanced 9 filltime filltime contour 无滞留痕和短射现象there snohesitationmarkandshortshotphenomenoninfillingphase 10 weldlines weldlineslocation 产品表面无明显熔接线 11 airtraps airtrapslocation comment theareashighlightedinpinkaretheplaceswhereairtrapsmaybehappen whendesigningamold theseareasshouldbepaidmoreattentionaspossible anairtrapwillcauseaburnmarkiftheairisunderenoughpressure causingtheairtoigniteandburntheplastics ifanairtrapisnotvented anditisnotcompressedfastenoughtocauseaburnmark itmaycauseashortshot orleavebubblesofairorgasinthepart evenifanairtrapdoesnotcauseaburnmarkorshortshot itcanstillleaveasurfaceblemishonthepart 气穴产生处 应当开排气 否则轻则出现短射 重则会烧焦产品weshouldmakegasventingwhereairtrapslocate otherwiseitwillappearshortshotphenomenonorevenburnproduct 12 pressureatv pswitchover thev pswitchovertimeisat2 85s whenthepartvolumeisfilledat99 thev ppressureis58 29mpa itissuitableformolding pressuredistribution 13 pressureattheendoffill pressureattheendoffill comment thedifferencebetweenmax andmin valueinthepressdistributiononthepartisabout60mpa 如图所示 填充末端压力分布均匀aspictureshown thedistributionofthepressureatendoffillisuniform 14 flowfronttemp flowfronttemppicture 由图可知 产品表面温度在16 以内 分布均匀 表面质量好 aspictureshown thedistinctionofflowfronttemperatureonthemainsurfaceisbetween16 it sgoldforsurfacequality 15 shearrate shearrate comment theshearrateisuniformonthepart itdoesn texceedmaxvalueonthegatelocation thelimitvalueis1000001 s 由图可知 剪切速率在材料允许范围内 aspictureshown shearratevalueisundermateriallimitvalue 16 systempressure systeminjectionpressurexyplot takenatmachinenozzle 最大注射压力 64 21mpamax injectionpressure 64 21mpa 17 clampforce clampforcexyplot 最大锁模力 1009 1ton 锁模力大小受型腔内压力影响较大 max clampforce 1009 1ton 18 volumetricshrinkageatejection volumetricshrinkageatejection 体积收缩率值比较合理 不会出现缩影 19 temperaturepart temperaturepartpicture cavity core 材料顶出温度 115 20 circuitcoolanttemperature circuitcoolanttemperature comment fromthepicture itshowsthedifferencethecoolantinlettemperatureandcoolantouttemperatureissmallthan3c thecoolingsystemisgood cavity 进出口水温差为1 71 冷却效果理想 21 circuitcoolanttemperature circuitcoolanttemperature comment fromthepicture itshowsthedifferencethecoolantinlettemperatureandcoolantouttemperatureissmallthan3c thecoolingsystemisgood core 进出口水温差为1 64 冷却效果理想 22 deflection deflectionpicture alleffects deflection 产品尺寸 615 215 47 以上变形包括正常的收缩 23 deflection deflectionpicture alleffects xcomponent 产品尺寸 615 215 47 x变形如上图所示 以上变形包括正常的收缩 24 deflection deflectionpicture alleffects ycomponent 产品尺寸 615 215 47 y变形如上图所示 以上变形包括正常的收缩 25 deflection deflectionpicture alleffects zcomponent 产品尺寸 615 215 47 z变形如上图所示 以上变形包括正常的收缩 26 deflection differentialcoolingeffects deflection differentialcornereffects deflection differentialshrinkageeffects deflection 冷却不