注塑成型经典介绍.ppt

■ Plastic的成型加工法 ■ 注塑成型机的区分 ■ 注塑机周边附带设备 - 模具温度调整机(Mold Temperature Controller) - 原料自动移送装置(Auto Feeding System) - 原料 Tank/容器 (Silo/Hopper) - 原料干燥机 ; Hopper Dryer (除湿)/ Oven Convection Dryer(热风) - Robot Stocker - 混合机 (Mixer) - 粉碎机 (Crusher) - 其他 附録. 热加塑性Plastic加工方法介绍 压出成型 (Extrusion) 压缩成型 (Compression Molding) 真空成型 (Vacuum Foaming/ Thermo Foaming) 中空成型 (Blow Molding) 注塑发泡 (Injection Thermo Foaming) Gas注塑 (Gas Assist Injection) 注塑压出成型(Injection Compression Molding) * 资料引用: GEPK Pinch Bar Parison Drop Pre Blow Full Pressure Release Mold Part 1 2 3 4 5 中空成型(Blow Molding) Injection Molding Increases the attainable wall thickness Gas expands inside plasticized material to create foam core SKIN SKIN CORE 发泡成型 可用于大型产品 可进行低压成型 High Stiffness to Weight Ratio Advantages Disadvantages Cycle Time长 外观 需要发泡剂Blending Blowing Agent with Resin Injection Molding 发泡成型 Gas Assist Molded Rib Injection Molded Rib Gas Created Cavity Sink Injection Molding Gas Assist Injection Molding Compression Preset Gap Injection f = 0 G o ICM Process (注塑压出成型) Sequential ICM Compression Preset Gap Gf = 0 G Go Injection Selective ICM or Coining Thinner wall, 重量减小 残留应力减小 冲击强度优秀 Advantages Low warpage, 置数安定性 ICM Process (注塑压出成型) ??? ???? ??? ??? ?? ???? ?? ?? ???? ??? ????. ?????? ????? ???? ???? ?? ??? ????? ??? ????? ??? ?????. ? ? ?? ? ??? ???? ? ?? ??? ??? ??? ???? ?? ??? ? ????? ???? ??? ?????. ????? ??? ???? ??? ?? ?? ???. ?????? ??????? ?? ????? ?? ?????? ???? ???? ??? ???????. ????? ??? ??? ?? ?? ??? ??? ???? ??, ??, ??? ??? ??? ????? ???? ??? ?? ??? ????? 1 cycle?? ?? ??? ????? ????? ??? ??? cycle time??? ???. ? ?????? ??? ??? ??? ?? ? ???? ????? ??? ??? ???? ??? ???? ?? ???? ?? ?? ?? ??????? ????? ??? ??? ??? ? ?? ?? ?????. ???? ????? ????? ????? ??? ?? ??? ??? ???? ???? ????? ?????. ?? ????? ??? ? ??? ??? ???? ??? ????? ???? ?? ?? ??? ???? ??? ?????. ? ??? ????? ??????? ?? ??? ??? ???? ?? ???? ?? ??? ? ??? ??????? ????? ???. ??? ??? ??? ?? ?? ??? ????? ?? ??? ??? ?? ???? ?? ???? ????