But fast loading and unloading's cut -off knife device

The utility model provides a but fast loading and unloading's cut -off knife device, insert row including trough of belt base and cut -off knife, the trough of belt base includes the rectangle slide, and two minor face ends of rectangle slide are provided with directional slider, and directional slider inboard bottom is provided with the spout, and the arbitrary long limit end of rectangle slide is provided with the stopper, the cut -off knife is inserted and is arranged including the rectangle base, is provided with anchor clamps on the rectangle base, and the cut -off knife is installed to anchor clamps, and it is interior with the stopper contact and through fixed pin and slide fixed connection that the rectangle base inserts the spout. The utility model provides a but fast loading and unloading's cut -off knife device, easy dismounting, time spent weak point have reduced the maintenance cost, have improved production efficiency.