Uniform mixing device and method for high-concentration water-soluble fertilizer

The invention belongs to the technical field of fertilizer processing, and particularly relates to a high-concentration water-soluble fertilizer blending device which comprises a main box body, a stirring mechanism, a lifting mechanism and a filtering mechanism, a feeding pipe is fixedly inserted into the top of the inner wall of one side of the main box body, and a feeding valve is in threaded connection with the feeding pipe; a discharging pipe is fixedly inserted into the bottom of the inner wall of the side, away from the feeding pipe, of the main box body, and a discharging valve is in threaded connection with the discharging pipe. The use method comprises the following steps: S1, starting the first motor and the second motor to drive the stirring mechanism to move up and down; s2, a first motor drives a driving rod to rotate through a worm and a worm gear, and a stirring rod is driven to stir and mix the water-soluble fertilizer; and S3, finally, the uniformly mixed water-soluble fertilizer is discharge