Yoji blank production system

The utility model relates to the field of koji making, and particularly provides a koji blank production system which comprises a feeding system and a forming system, and the feeding system comprises a hopper and a feeding unit; the forming system comprises a pretreatment unit which comprises a grain moistening device and a smashing device which are connected in sequence, and an inlet of the grain moistening device is connected with an outlet of a feeding unit; the quantitative feeding unit comprises a surge bin, a metering device and a batching device which are connected in sequence, and the surge bin is connected with an outlet of the crushing device; the forming unit comprises a delayed conveying device and a yeast pressing device; the automatic spreading and airing unit comprises a spreading and airing conveying device with the adjustable conveying speed, the conveying length of the spreading and airing conveying device is 20 m or above, and the conveying speed of the spreading and airing conveying device