DFM English and design Principles

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1、DFMEnglishanddesignPrinciples一．产品信息：Productinformation1.外观：SurfaceAppearance2.光洁度：Glossiness/glossfinish3.毛面：Mattfinish/mattsurface4.皮纹粒度：Grain5.特殊皮纹区域：Specialareatexture6.塑料色母:Masterbatch7.烫金/涂层/印刷/雾晕Hotstamping/coating/print/haze8.仿皮革:leathercloak9.电火花纹：EDM10.光化学腐蚀法：Photochemicaletch

2、ing11.刷涂纹，拉丝纹Brushing12.激光雕刻：Laserengraving13.喷砂：Sandblasting1.设计版本:Designrevision2.产品重量：partweight3.注射重量：Shotweight4.流道重量：Runnerweight5.驻留时间：Residenttime6.缩水率：Shrinkage7.最终外观：Cosmeticfinishing:8.塑胶材料：Resinmaterial9.塑胶等级：ResinGrade10.产品体积：partvolume二．浇口类型：Gatetype自动脱模浇口Automaticgate1.潜

3、伏式浇口：Submarinegate2.香蕉形浇口：Cashewgate，bananagate3.针点式浇口：Pingate4.热浇道口：Hotdrop5针阀浇口：Valvegate手动整理浇口Manual gate1.边缘浇口：Edgegate2.凸耳浇口：Tabgateoverlapgate3.直接浇口：Spruegate4.隔膜浇口：Diaphragmgate5.环形浇口：Ringgate6.扇形浇口：Fangate7.薄膜浇口：Flashgate8.过滤器瞟浇口：FilterRowlgate说明：illustratel浇口进入位：Gate location 

4、l浇口大小：Gate size l转水口：　Switching runner/gate l唧嘴口径：Sprue diameter l水口殘留最大0.1mm.Themaximalresidualgateis0.1mm.GatesVestigewillbe0.1mml此水口会用CNC铣平:ThegatewillbemilledtoflatbyCNC.l此位会作凹陷Herewillberecess.l浇口需要冲床机器二次加工来去除：Gatesneed2ndprocessremovebystampingmachiningl透明件不宜用香蕉浇口，易见流痕：Thebananag

5、atedoesnotsuitethetransparentpart.Flowmarkisvisible.l最终的进胶位置根据模流分析：Finallygatepositionaccordingthemoldflowanalysis.l顶出后额外的墙被切掉:Extrawalltobecutawayafterejectionl是否可以添加一个小肋骨用来放潜水口,成型后再删除它如果必要的话：Isitpossibletoaddonesmallribtoplacesubgate,aftermoldingremoveitbyoperatorifnecessary三．流道: run

6、ner l冷流道：　Cold runner 1.唧嘴直流: Direct sprue gate 2.圆形流道：Round(full/half) runner 3.正圆形：FullRound（最有效）MostEfficient4.梯形：Trapezoidal(有效）Good5.半圆形：HalfRound（非有效）NotGoodl热流道：Hotrunner1.热流道板：Hot manifold 2.热嘴转冷流道: hot sprueturntocold runner 3.热流道转冷流道: hot tipsturntocold runner l冷料井—coldslugwe

7、ll说明：illustratel单嘴阀针式热流道转冷流道:1dropsvalvenozzletocoldrunnerl单嘴尖点式热流道转冷流道:1dropstipnozzletocoldrunnerl单嘴开放式热流道转冷流道:1dropsopennozzletocoldrunnerl2点针阀式直接进胶:Hotrunner2dropsvalvenozzledirecttopartl喷嘴Nozzle设计原则：Designprinciplesl根据模流分析结果最后确定浇口位置：Finallygatepositionaccordingthemoldflowanalysi