Alfalfa leaf and stem separating device

The utility model discloses an alfalfa leaf and stem separating device, which belongs to the field of alfalfa processing, and comprises a box body, a lifting part is arranged above the box body, a feed hopper is arranged on one side of the lifting part, an adjusting seat is arranged on one side of the feed hopper, a boosting fan is arranged on one side of the box body, and a blade is arranged on the other side of the box body. A first discharging hopper is arranged below the box body, a controller is arranged on the outer surface wall of the box body, and a second discharging hopper is arranged on one side of the first discharging hopper; the adjusting button capable of being shifted leftwards and rightwards is arranged to drive the sliding plate in the feeding hopper to slide, then the feeding caliber in the feeding hopper is adjusted, the boosting fan is used for assisting in blowing to blow suspended blades to the winnowing pipes, the blades are sucked in through the two sets of winnowing pipes, and then t