Defective tablet separating device in tablet production

The utility model discloses a defective tablet separating device in tablet production, which comprises a screening box, a first screening plate and a second screening plate are respectively arranged in the screening box, the first screening plate is positioned above the second screening plate, and a conveying belt for conveying tablets is arranged above the first screening plate. The utility model relates to the technical field of tablet production, in particular to a defective tablet separating device in tablet production, which can automatically discharge screened tablets left on a sieve plate by arranging a slidable cleaning component on the premise of not influencing normal screening of defective tablets, so that the working efficiency is improved; furthermore, by arranging a liftable puncture module, the tablets clamped in the screening channel can be removed regularly or irregularly, and therefore it is guaranteed that the screening channel is kept unblocked. 本实用新型公开了一种片剂生产中的残次片剂分离装置，包括筛分箱，该筛分箱内分别设置有第一筛