Automatic feeding elevator

The utility model relates to the technical field of elevators, in particular to an automatic feeding elevator which comprises a machine base and a controller, a rotary lifting assembly is arranged on the machine base, a plurality of lifting hopper assemblies are evenly arranged on the rotary lifting assembly at intervals, and a receiving hopper and a feeding assembly are arranged at the upper side end and the lower side end of the rotary lifting assembly respectively. An overturning assembly corresponding to the material receiving hopper is arranged on the machine base; the rotating lifting assembly comprises an annular support, a plurality of transmission gears are evenly arranged on the annular support at intervals, the transmission gears are sleeved with rotating toothed chains in a meshed mode, a plurality of sleeves are evenly arranged on the rotating toothed chains at intervals, the rotating gears are connected with a driving motor, and the driving motor is fixedly installed on the machine base. Accordi