Disclosed is a vibrating screen frame. The vibrating screen frame comprises a first screen frame and a second screen frame, wherein one end of the first screen frame is fixedly connected with one end of the second screen frame, the first screen frame is in an arch shape, the second screen frame extends along the tangential direction of a connection position of the second screen frame and the first screen frame, tightening devices are arranged at the other end of the first screen frame, not connected with the second screen frame, and the other end of the second screen frame, not connected with the first screen frame, a screen net is arranged between the tightening devices, and the shape of screen net fits shapes of the first screen frame and the second screen frame. The vibrating screen frame has the advantages of being simple in structure, simple and convenient to use, and capable of tightening the screen net on the vibrating screen frame, difficultly damaging the screen net, saving cost, reducing labor intensity of workers, easily filtering out solid particles by changing the shape of a screen plate, and improving processing efficiency.