The invention discloses a device of stir-frying melon seeds. The device includes a base, a motor, a first supporting plate, a stir-frying cylinder, a feeding hopper, latches, an outer housing body, afixing plate, a separator, a 
melon seed kernel outlet, a 
melon seed shell outlet, a waste outlet, a second supporting plate, springs, first supporting columns, a first electric retractable rod, a second electric retractable rod, a first 
electric wire, a first supporting rack, a second 
electric wire, a second supporting rack, a snap-gauge, a second supporting column, a third supporting column, a first 
conveyor belt, scraping plates, a fourth supporting column, a second 
conveyor belt, a heating device, a third 
conveyor belt, a fifth supporting column, a sheller, a third supporting plate, a filter board, a fourth conveyor belt, a sixth supporting column, a seventh supporting column, a connecting plate, an eighth supporting column, a first roller, a second roller, a 
steel rope, heating wires and a toothed plate. The device has the advantages that maintenance is convenient, melon seeds can be prevented from falling onto the ground, the coat, time and labor are saved, the quality of the melon seeds is high and the 
mouthfeel is good.