The invention provides roller brush equipment for medical package bag labels and a using method thereof and relates to the technical field of medical supply processing production. The equipment is characterized by comprising a supporting frame. The supporting frame is provided with a control switch and a motor. The motor is connected with a conveying roller. A printing roller is arranged below theconveying roller and also connected to the motor. The supporting frame is provided with a connecting rod. A storing box is installed on the connecting rod. A supply pipe is connected to the storing box. An electronic valve is arranged on the portion, connected with the storing box, of the supply pipe. One end of the supply pipe is connected into a storing groove. An inductor is arranged in the storing groove. The roller brush equipment is reasonable in structure, convenient to operate and convenient to use.