如图1所示，本产品是一种包装容器的内胆，胆和外壳采用齿槽相嵌的方法装配而成。内胆下部的十个齿与外壳内的六十个齿相配合，起到了止转的作用，螺纹M49×4-3与盖相配合。根据产品要求，我们采用点浇口，多次分型，模内脱螺纹的方式成型该产品。模具设计思路如下：图1内胆材 Shown in Figure 1, this product is a container of the container, gall bladder and housing with alveolar phase embedded method of assembly. The lower ten teeth of the inner liner are matched with the sixty teeth in the outer shell, which play the role of anti-rotation. The thread M49 × 4-3 cooperates with the cover. According to product requirements, we use the point of the gate, multiple sub-type, mold the way the thread forming the product. Die design ideas are as follows: Figure 1 liner material