Sand blasting tooth cleaning machine capable of accurately adjusting sand production amount

The utility model discloses a sand blasting tooth cleaning machine capable of accurately adjusting sand output, which comprises a tooth cleaning machine body and a handle, a sand tank is arranged in the tooth cleaning machine body, a pipeline is arranged at the lower end in the sand tank in a penetrating manner, a handle is arranged on the surface of one end, far away from the sand tank, of the pipeline, a valve is arranged at the joint of the pipeline and the sand tank, and the handle is connected with the valve. A valve is arranged at the upper end of the sand tank, an eccentric wheel is arranged in the valve, a motor box is fixedly connected to one corner of the lower end of the sand tank, a second motor is arranged in the motor box, and the upper end of the second motor is in transmission connection with the eccentric wheel through a rotating shaft. When tooth cleaning sand in the sand tank begins to be conveyed, the eccentric wheel is driven by the second motor to slightly rotate, and the sand blasting a