The invention discloses a drum screen type fire peeling device for potatoes. The drum screen type fire peeling device comprises a rotating drum and a combustor, wherein a flame outlet of the combustor is connected with the rotating drum through an air distribution cover; the rotating drum is obliquely arranged; the flame and the plums move in reverse directions; a movable connector is arranged at the discharging end of the rotating drum and is connected with a drum discharging valve; a water tank is arranged at the lower end of the drum discharging valve; a movable connector is arranged at the feeding end of the rotating drum and is connected with a drum feeding valve; a feeding hopper is arranged above the drum feeding valve. The drum screen type fire peeling device for the plums is capable of simply and skillfully peeling with fire, is excellent in peeling effect and liable to implement, can be used as the optimum replacement of an alkali peeling device, and is free of chemical residues and wastewater emission; the drum feeding valve and the drum discharging valve are used for skillfully isolating the materials from the system air; the device is convenient in continuous mechanical operations and has highly industrialized, large-scale and standardized application prospects.