Three-dimensional dendrobium planting device

The invention discloses a three-dimensional dendrobium planting device which comprises a support, a strip-shaped cultivation groove is formed in the support, a sliding rail and a rack are arranged on the support, a sliding seat with a motor is arranged on the sliding rail, a first synchronous belt wheel and a gear are arranged on an output shaft of the motor, at least two mud storage barrels are arranged on the sliding seat, each mud storage barrel communicates with a mud outlet shell, a mud outlet pipe is arranged at the bottom of each mud outlet shell, a rotating shaft rotationally penetrates through each mud storage barrel and is connected with a second synchronous belt wheel, the first synchronous belt wheel and the second synchronous belt wheel are driven through a synchronous belt, the advancing distance of the sliding seat is equal to the distance between outlets of the two adjacent mud outlet pipes when the gear rotates by a circle, and each rotating shaft is connected with a mud separation sleeve wit