Control method of material repair system and material repair system

The invention discloses a control method of a material repair system and the material repair system.The material repair system comprises a conveying device, a transfer device and a repair device, the conveying device is used for conveying tools bearing materials, and the material repair system is provided with a repair station, a discharging station and a feeding station; the conveying device can convey the tool to the repair station, the repair device is arranged corresponding to the discharging station and the feeding station, and the transfer device is used for moving between the repair station and the discharging station and between the repair station and the feeding station to transfer materials. The control method of the material repair system comprises the steps that the transfer device is controlled to transfer abnormal materials on a tool at a repair station to a discharging station; whether the number of the normal materials at the feeding station is larger than or equal to the number of the taken-o