Foam board drying device

The utility model relates to the technical field of foam product production, and discloses a foam board drying device which comprises a box body, a drying frame is arranged in the box body and comprises a rotating shaft and a plurality of supporting assemblies, and the supporting assemblies are evenly distributed on the outer wall of the rotating shaft in the axial direction. The upper end of the rotating shaft penetrates through the top of the box body and is rotationally connected with the top of the box body, the lower end of the rotating shaft penetrates through the bottom of the box body and is rotationally connected with the bottom of the box body, a driving motor is arranged at the top end of the box body, and the driving motor is connected with the top end of the rotating shaft through a reduction gearbox; hot-air blowers are arranged on the side walls of the left side and the right side of the box body, a ventilation pipeline is arranged in the box body, the hot-air blowers are communicated with the