Vibrating screen for screening granular boron-magnesium fertilizer

The utility model discloses a vibrating screen for screening granular boron magnesium fertilizer, which relates to the technical field of fertilizer preparation equipment and comprises a bottom plate, two pairs of vibrating springs with different lengths, a vibrating motor, a screen mesh and a pair of frame plates, the pair of frame plates are arranged on two sides of the screen mesh, and the lower bottom surfaces of the pair of frame plates are fixed through a pair of fixing plates. The four corners of the upper surface of the bottom plate are connected with the lower bottom faces of the pair of frame plates through two pairs of vibration springs, each pair of the two pairs of vibration springs is arranged on one side with the same height, so that the feeding side of the screen is higher than the discharging side of the screen, and mounting plates are arranged in the centers of the side walls of the frame plates correspondingly. Raw materials on the screen mesh are flattened for multiple times through the ci