Squeezing and rubbing corn thresher based on multiple rows of roller chains
The invention discloses a squeezing and rubbing corn thresher based on multiple rows of roller chains, and belongs to the field of agricultural product producing and processing equipment. The squeezing and rubbing corn thresher comprises a rack, a cover plate is arranged at the outer side of the rack, belt wheels are arranged at the outer side of the cover plate, and motors are arranged on and under the rack respectively and connected with the belt wheels; positioning rods are arranged on the rack and connected with bearing pedestals through fasteners, and bearings are arranged on the bearing pedestals; an upper squeezing and rubbing mechanism and a lower squeezing and rubbing mechanism are arranged in the rack and connected to the corresponding bearings, and each squeezing and rubbing mechanism comprises a driving shaft and a driven shaft, wherein the two ends of the driving shaft and the two ends of the driven shaft are connected to the corresponding bearings, the multiple rows of roller chains are meshed with the driving shaft and the driven shaft, wedged threshing racks are axially arranged on the outer surfaces of the roller chains, screen holes are formed by gaps between rollers, and the driving shaft is connected with the corresponding belt wheel through the corresponding bearing. A feeding port is formed in the right side of the rack, a cob discharging port is formed in the left side, a grain outlet is formed below the lower squeezing and rubbing mechanism, a feeding baffle is connected below the feeding port, and the lower edge of the feeding baffle is located above the lower squeezing and rubbing mechanism.