2.后挡料：装于上刀架上随上刀架作上下摆动，后挡料的调节由0.55KW电动机驱动，经齿轮减速后由丝杆传动，在按下调节按“+”、“-”时可达到挡料板向前或向后的调节，（数字显示尺寸位置）在机动调节不能达到所需的调节值时，可旋动手动调节轮进行手动微调以确保所需的调节值，所以后挡料调节是方便可靠的。当剪切要板料长度大于后挡挡料距离时，可将挡料板开至最后位置，将挡料板抬起，即可剪切任意的板料。

1.Steel plate welded structure,hydraulic transmission,accumulator return,convenient
operation,reliable performance,beautiful appearance.
2.Edge adjustment signs,adjust light and quickly,continuously variable transmit.
3.Lighting device on the line,ａnd continuously variable adjustment of upper tool carrier
itinerary.
4.Fence type safely protection device.
5.Back gauge adopt MD320 control system.
6.Ball screw,rolling guide,servo motor or inverter control,low noise,high precision.
7.Shear counting function
  Selectable of blade clearance NC adjustment.