The invention discloses an automatic fruit peeling device. The automatic fruit peeling device comprises a case, a transmission mechanism, a lifting mechanism, a peeling mechanism, a fruit rotating andfixing mechanism, a power mechanism and a controller, wherein the power mechanism is composed of a motor fixing disc, a driving motor and a storage battery; the lifting mechanism is composed of a lifting housing, a lifting bottom base, a first bearing, a lifting top base, a second bearing, a screw, a nut pedestal and a sliding bar; the fruit rotating and fixing mechanism is composed of a fruit plate, a third bearing, a rotating rod, an inserting needle, a bearing pedestal and a fourth bearing embedded into the bearing pedestal; the transmission mechanism is composed of a driving chain wheel,a driven chain wheel and a transmission chain; the peeling mechanism is composed of a peeling base, a retractable hollow rod, a first spring, a cutter base, a cutter plate, a cutting blade and a limiting mechanism. The automatic fruit peeling device has the advantages of being simple in structure and high in practicality.