Vibration screening device for traditional Chinese medicine decoction piece production

The utility model belongs to the technical field of traditional Chinese medicine decoction piece processing, and discloses a traditional Chinese medicine decoction piece production vibration screening device which comprises a screening machine outer frame, a feeding port is formed in the top of the inner wall of the screening machine outer frame, a supporting plate is installed on the upper portion of the interior of the screening machine outer frame, and a screening plate is arranged above the supporting plate. A first connecting block is connected to one side of the sieve plate, a second connecting block is arranged on the side, opposite to the sieve plate, of the first connecting block, and the first connecting block and the second connecting block are both connected with one side of the supporting plate in a sliding mode. And then a third spring pulls a first connecting block to drive a sieve plate to move, then the third spring stretches out and draws back in the reverse direction and moves in the revers