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。
2
The upper pressplate 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。
3
Two-stage pressurizing, flexibility cutting when the working plate fast down press to cutting knife, no size error between the cutting material layers.