Box body manufacturing system of heat preservation box

The invention provides a manufacturing system for a box body of a heat preservation box. The manufacturing system comprises a rotational molding machine, a rotational molding mold, a drying oven, a secondary feeding device and a foaming machine. The secondary feeding device comprises a controller, a mold recognition module is arranged on the rotational molding mold, the controller is in communication connection with the mold recognition module, the mold recognition module is used for transmitting mold information to the controller, and the controller determines the preset feeding weight according to the mold information and a preset powder feeding database; the powder feeding database at least comprises a mapping relation between the mold information and the preset feeding weight. According to the box body manufacturing system of the heat preservation box, the secondary feeding device can intelligently adapt to the manufacturing process requirements of different box bodies, automation of secondary feeding is