Equipment for preparing predigestion high-efficiency biological soft pellet feed

The invention discloses equipment for preparing a predigestion high-efficiency biological soft pellet feed, and belongs to the field of feed preparation. The equipment comprises a predigestion box anda particle forming machine, wherein a feeding pipe is arranged at the top end of the predigestion box; an enzyme adding pipe is arranged at the top end of the predigestion box; a stirring motor is arranged on the predigestion box; an output shaft of the stirring motor is connected to a rotating shaft; stirring blades are arranged on the rotating shaft; the predigestion box is communicated with awater tank; a digestion liquid adding pipe is arranged on the side wall of the predigestion box; a constant temperature heater is arranged on the inner wall of the predigestion box; an inclined guideplate is arranged at the bottom end of the predigestion box; and a material conveying pipe is connected to the inlet end of the particle forming machine. The equipment hydrolyzes macromolecular substances of a feed, simulates t