点浇口是截面面积小如针点状的浇口，应用范围非常广泛。
对透明塑料罩壳注射模结构，采用点浇口进料。
For the injection mold structure of transparent plastic cover shell, point gate feeding is adopted.
该模具采用热流道针阀式点浇口进料，无流道废料；
The mould is designed to take advantage of hot runner with the needle-valve type of pin-point gate, having no runner scraps.
三板模；点浇口；模外定距分型；定模限位顶出；模具结构。
Three-plate mold; Pointed gate; Mold ranging parting; Restricted ejector of fixed-die; Mold structure.
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