Multi-size automatic vibrating screen for magnetic particles

The utility model discloses a magnetic particle multi-size automatic vibrating screen which comprises a screening box, a feeding port is formed in the top of the screening box, a first screen mesh and a second screen mesh which are inclined downwards are installed in the screening box, and the first screen mesh is arranged above the second screen mesh. The four inner corners of the first screen and the four inner corners of the second screen are fixedly connected with the inner side wall of the screening box through fixing mechanisms correspondingly. The inner bottom wall of the screening box is a downward inclined surface; a groove is formed in the bottom of the screening box, a vibration motor is installed in the groove, and damping supporting legs are fixedly connected to the four corners of the bottom of the screening box. The whole screening box can be driven to vibrate by starting the vibration motor, and the first screen and the second screen in the screening box can screen magnetic particles in multip