Crystallization drying treatment equipment for BOPA (biaxially-oriented polyamide) raw material

The utility model discloses crystallization and drying treatment equipment for BOPA (Biaxially Oriented Polyamide) raw materials, and relates to the technical field of BOPA production. The device comprises a drying box, a feeding pipe and a control discharging pipe, a heating pipe is clamped and fixed to the edge of the inner side of the drying box, the feeding pipe is inserted into the center of the upper side of the drying box in a penetrating mode, a rotating rod is inserted into the inner side of the feeding pipe, and a crushing cutter is clamped and fixed to the peripheral face of the rotating rod; a spiral vent pipe penetrates through and is clamped to one end of the control discharge pipe, and a return pipe penetrates through and is clamped to the bottom end of the peripheral surface of the control discharge pipe. Through the drying box, the feeding pipe and the control discharging pipe, the problems that when crystallization drying treatment equipment is used for drying BOPA raw materials, stirring bl