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1、prepared by: 左為,1,滑塊 : 成品有undercut的脫模機構,prepared by: 左為,2,prepared by: 左為,3,prepared by: 左為,4,合模狀態,開模狀態,頂出狀態,成品,Undercut處理機構及其工作原理,斜梢,斜梢,prepared by: 左為,5,prepared by: 左為,6,prepared by: 左為,7,斜銷 : 成品有undercut的脫模機構,prepared by: 左為,8,prepared by: 左為,9,prepared by: 左為,10,prepared by: 左為,11,prepared by:
2、左為,12,靠破&插破,prepared by: 左為,13,冷卻,正確的稱呼:溫度調節系統 方式: 水,油,鈹銅,電熱管,prepared by: 左為,14,prepared by: 左為,15,prepared by: 左為,16,排氣,方式: 頂針,入子(圖2-2),排氣槽(圖1-1),透氣金屬 注意: 塑膠材質的特性(溢邊值),1-1,2-2,prepared by: 左為,17,prepared by: 左為,18,prepared by: 左為,19,Injection defects & solutionintroduction,Part 2,prepared by: 左為,2
3、0,澆道 ( Runner )一般斷面有圓形 , 梯形 澆口 ( Gate )直接/搭接 , 潛伏式 , 針點 調節閥用於調節進料量 , 便利成型尺寸及變形度控制,澆道 , 澆口 , 調節閥,prepared by: 左為,21,prepared by: 左為,22,澆道 ( Runner ),推荐使用: 圓形,梯形(U形),prepared by: 左為,23,直接澆口 direct gate,prepared by: 左為,24,側澆口 side gate (fan gate ,under gate),prepared by: 左為,25,側澆口 side gate (fan gate ,
4、under gate),特殊形式的側澆口:搭接式,prepared by: 左為,26,prepared by: 左為,27,潛伏式澆口sub gate,prepared by: 左為,28,prepared by: 左為,29,特殊型式的潛伏式澆口: 香蕉形(Banana gate),prepared by: 左為,30,prepared by: 左為,31,針點式澆口,prepared by: 左為,32,prepared by: 左為,33,Artwork & mark 斷差 拉模 短射 ( Short Shot ) 毛邊 ( Burr ) 融接線 ( Welding Line ) 凹陷
5、 ( Sink Mark ) 翹曲 ( Warpage ) 流痕 ( Flow Mark ),常見塑膠製品表面問題與改善對策,prepared by: 左為,34,Artwork & Mark,prepared by: 左為,35,Artwork & Mark,prepared by: 左為,36,文字雕刻,一般文字雕刻分為陰刻及陽刻,在C Test前就應製作完成 陰刻 : 文字符號在成品是凹陷 陽刻 : 文字符號在成品是凸出,prepared by: 左為,37,Step,Slide PL step,prepared by: 左為,38,specially make the step for
6、 no protrusive step,prepared by: 左為,39,拉模,prepared by: 左為,40,短射 ( Short Shot ),prepared by: 左為,41,短射 ( Short Shot ),prepared by: 左為,42,短射 ( Short Shot ),prepared by: 左為,43,毛邊 ( Burr ),prepared by: 左為,44,毛邊 ( Burr ),prepared by: 左為,45,毛邊 ( Burr ),prepared by: 左為,46,熔接線 ( Welding Line ),prepared by: 左
7、為,47,熔接線 ( Welding Line ),prepared by: 左為,48,熔接線 ( Welding Line ),prepared by: 左為,49,凹陷 ( Sink Mark ),prepared by: 左為,50,凹陷 ( Sink Mark ),prepared by: 左為,51,凹陷 ( Sink Mark ),prepared by: 左為,52,翹曲 ( Wrap ),prepared by: 左為,53,翹曲 ( Wrap ),prepared by: 左為,54,流痕 ( Flow Mark ),prepared by: 左為,55,流痕 ( Flow
8、 Mark ),prepared by: 左為,56,CAE簡介,prepared by: 左為,57,開模注意事項,開模原則開模組立圖完成時間3天 , 開模時間大模具35天 , 小模具25天 模具檢討1.拔模斜度2.入料點之安排3.縮水率:根据材料和件的尺寸大小而定 4.模座材料P3P20,模仁材料NAK805.SLIDE下方須加耐磨片6.頂出板須做強制拉回,避免公母模合模時碰撞,prepared by: 左為,58,7.每一流道皆要做調節閥 8.外型放電要做一完整電極,不能用小電極蠶食 9.置放年/月/日期章,材質章,環保標章之位置 10.P.L.是否合理 11.Check進料點及將來修整是否容易,prepared by: 左為,59,
