Uniform feeding device of rotary kiln

The utility model discloses a uniform feeding device of a rotary kiln. The uniform feeding device comprises a feeder, a hopper scale, a trough and a blanking pipe, a hopper scale is arranged below the discharging end of the feeder and installed on the top of the fixing frame through a hopper scale support. The trough is positioned below a discharge port at the bottom of the hopper scale, and a discharger is arranged on the discharge port at the bottom of the hopper scale; the discharging pipe is obliquely installed at the bottom of the trough, and the lower portion of the discharging pipe is rotatably installed on the supporting frame through rotating shafts on the two sides. A lifting mechanism is arranged on the upper portion of the discharging pipe and matched with the supporting frame to adjust the angle of the discharging pipe. The device can adjust the feeding amount and the discharging speed according to the combustion condition of the rotary kiln, linear uniform feeding of the rotary kiln is achieved,