The invention discloses a meal selling machine with a rotary supply function. The meal selling machine comprises a shell, a containing hopper and a meal supplying device; the meal supplying device comprises a hollow cylindrical outer rotating column and a hollow cylindrical inner rotating column; the outer rotating column is located directly below the outer rotating column and rotationally arranged between the front and rear side walls of the shell; the inner rotating column is arranged in the outer rotating column, and the inner rotating column and the outer rotating column are coaxially androtationally arranged between the front and rear side walls of the shell; the lower end of the containing hopper is in contact with the outer surface of the outer rotating column; the outer rotating column is provided with a feeding port cooperating with a lower end outlet of the containing hopper; the outer cylindrical face of the inner rotating column is provided with a plurality of radially arranged rice containing buckets uniformly distributed around the circumference of the inner rotating column; the rice containing buckets are provided with rice containing holes of which the inside and outside are communicated; the rice containing holes are internally elastically radially movably provided with supporting bottom plates; the inner side end of the side wall of each rice containing holeis provided with a pair of pressure sensors. The meal selling machine with the rotary supply function has the advantages that the structure is simple, supplying of different weights can be achieved, and different demands of customers are met.