The combined rice milling machine is composed of a new combined paddy cleaner and de-stoner machine, rubber roller husker, gravity paddy separator, inhale-air emery roller rice mill, rice grader, and elevator. It improves the effect of cleaning impurities and removing stones, and at the same time has excellent brown rice separation and whitening effects, easy operation, convenient maintenance, high working efficiency, and less residue. In addition, this machine has the function of directly outputting brown rice, which provides users with flexible function matching. At the same time, this machine can be used with a follow-up white rice multi-stage separating sieve, polishing machine, color sorter, etc. to obtain more functions and a better rice milling effect.