Additive manufacturing powder drying device

The utility model discloses an additive manufacturing powder drying device which comprises a drying shell, a circulating mechanism is installed in the drying shell and used for circulating additive manufacturing powder up and down, and a plurality of vibration generators are fixedly installed on the outer wall of the drying shell. A plurality of heating pipes are fixedly installed at the top end of the inner wall and the inner side wall of the drying shell correspondingly, a discharging opening is formed in the bottom end of the drying shell, a material receiving frame is slidably installed in the discharging opening and matched with the discharging opening, the bottom end of the circulating mechanism is located in the material receiving frame, and locking mechanisms are arranged on the two sides of the material receiving frame correspondingly; the material receiving frame is detachably connected with the drying shell through a locking mechanism, an inverted-truncated-cone-shaped material guide plate is fixed