What is the name of the machine that turns rice into rice?

The machine that turns rice into rice is called a rice mill. In the past, the rice people ate was ground with a stone mill. Polishing is not only hard, but also time-consuming and laborious. Later, with the development of society, there were machines specialized in grinding rice and factories with more convenient transportation. Nowadays, in the era of Internet of Things, fully automatic rice mills have come into people's sight.