Single-plant thresher for bast fiber crops

The utility model discloses a bast fiber crop single-plant thresher and relates to a thresher. The outer shell is arranged on the rack; a primary separation screen plate is arranged at a feeding port of the outer shell, a reciprocating hammering mechanism is arranged at the upper end of the primary separation screen plate, and the reciprocating hammering mechanism is arranged on the rack; a sieve plate is arranged at the lower end of the primary separation screen plate and driven by a vibration motor to move, the discharging end of the sieve plate corresponds to an air outlet of the fan, and an impurity outlet is formed in the outer wall of the primary separation screen plate and located in the upper end of the sieve plate; a granule outlet is formed in the lower end of the outer shell. According to the bast fiber single-plant threshing and cleaning device, bast fiber single-plant threshing and cleaning mechanization is achieved, the scientific research work efficiency is improved, the labor cost is reduced,