The invention discloses a beancurd billet automatic production system which comprises an automatic congealing machine, an uncongealed beancurd distributor, a stack mold conveyer, an automatic mold feeder, a disc squeezer, an automatic mold discharging machine and a program controller, wherein the uncongealed beancurd distributor is arranged below the automatic congealing machine, the uncongealed beancurd distributor and the automatic mold feeder are arranged at two ends of the stack mold conveyer, the automatic mold feeder and the automatic mold discharging machine are arranged at the periphery of the disc squeezer, and the automatic congealing machine, the uncongealed beancurd distributor, the stack mold conveyer, the automatic mold feeder, the disc squeezer and the automatic mold discharging machine are all connected with the program controller. Under the control of the program controller, the beancurd billet automatic production system realizes automated and continuous working process without manual operation, thereby reducing labor cost and production cost, greatly improving production efficiency and sanitary conditions; moreover, the process flow of the beancurd billet automatic production system can be set in advance according to different kinds of bean products and different production processes.