One-piece stationary knife of crusher

The utility model provides a one-piece stationary knife of a crusher. The one-piece stationary knife comprises a shell, the two ends of each stationary knife are arranged at the bottom and the side face of the inner side face of the shell respectively, reinforcing plates are fixedly installed at the two ends of the bottom of each stationary knife, the reinforcing plates are arranged in the bottom and the side face of the inner side face of the shell, the number of the stationary knives is seven, and the stationary knives are made of steel. The thickness of the fixed cutter is 70 mm, and the top of the shell is rotationally connected with a main shaft. According to the connected stationary knife of the crusher provided by the utility model, the form of a split stationary knife is changed into the connected stationary knife, the material of the stationary knife is changed into 45 #, and the reinforcing plate is additionally arranged at the connecting position of the stationary knife and the shell, so that when