helical blade

Several baiting plans of helical blade are elaborated and gets the optimum one after comparison and introduces the simple machining methods.

阐明了螺旋输送机螺旋叶片的几种下料方案，分析比较后得出选择哪种方案最佳，并介绍了其简易加工方法。

Design of Helical Blade Die for Concrete Mixing Truck With Three Dimensional Method

三维法设计混凝土搅拌车螺旋叶片压模

Helical Blade of Conveyer Baiting Plan Selection and Simple Machining

螺旋输送机螺旋叶片下料方案选择及其简易加工方法

At the same time restriction conditions, such as breaking model of coal wall, rotation speed of the spiral cutting drum, rise angle of the helical blade, and so on, and subjection functions were selected.

通过选取煤壁破碎模式、滚筒工作转速、叶片螺旋升角等作为约束条件，讨论了其隶属函数。