Tobacco shred foreign matter removing device and tobacco shred foreign matter removing method for tobacco shred production line

The invention discloses a tobacco shred foreign matter removing device for a tobacco shred making production line. The tobacco shred foreign matter removing device comprises a raw material tobacco shred feeding and conveying unit (N1), a heavy foreign matter removing unit (N2), a tobacco shred loosening and recycling unit (N3), a moderate foreign matter removing unit (N4), a tobacco shred humidifying unit (N5) and a light foreign matter removing unit (N6). The invention further discloses a foreign matter removing method using the cut tobacco foreign matter removing device for the cut tobacco production line. The device can effectively remove the foreign matters in the tobacco shreds. 本发明公开了一种制丝生产线烟丝异物去除装置，其包括：原料烟丝喂料与输送单元(N1)、较重异物去除单元(N2)、烟丝松散回收单元(N3)、适中异物去除单元(N4)、烟丝加湿单元(N5)和较轻异物去除单元(N6)。本发明还公开了使用所述制丝生产线烟丝异物去除装置进行异物去除方法。本发明的装置能有效去除烟丝中的异物。