The mould press prebending adopts involutes types mould and simultaneously fold bending the two edges of plate by steps.
模压式预弯采用渐开线式模具，分步对钢板的两边同时进行折弯。
The upper press plate goes downward with two steps control can not only be safety for operator but also ensure better molding results.
整型上压刀采二段式行进，操作安全，鞋面中心定位准确。
Two-stage pressurizing, flexibility cutting when the working plate fast down press to cutting knife, no size error between the cutting material layers.
两级加压，上工作板下压至裁刀时转柔性切断，使裁断层次之间没有尺寸误差。
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