Building construction waste crushing and recycling device

The utility model discloses a building construction waste crushing and recycling device which comprises a treatment box provided with a box door, a feeding hopper is arranged at the top of the treatment box, two crushing rollers are rotatably arranged at the position, below the feeding hopper, in the treatment box, two gears are fixed to the outer surfaces of the two crushing rollers respectively, the two gears are meshed with each other, and the two gears are meshed with each other. A motor is fixed to the side face of the treatment box, the end of one crushing roller is fixedly connected with an output shaft of the motor, a plurality of moving frames are arranged below the crushing rollers, a screen is arranged in each moving frame in a sliding mode, and a driving assembly used for driving the screen to move for vibration screening is arranged in the treatment box. By arranging the feeding hopper, the broken stones and the collision mechanism, the broken stones can be driven by the collision mechanism to mo