Traditional Chinese medicine extraction and separation device

The utility model relates to the technical field of medicine extraction and separation, and provides a traditional Chinese medicine extraction and separation device which comprises a separation tank, a servo motor and a collection bin, a feeding hopper is arranged on the outer wall of the separation tank, and the servo motor is installed on the outer wall of the side, away from the feeding hopper, of the separation tank. A driving shaft of the servo motor penetrates through the outer wall of the separation tank and is connected with a lead screw, the end, away from the servo motor, of the lead screw is movably installed on the inner wall of the separation tank, a first threaded sleeve and a second threaded sleeve are installed on the outer wall of the lead screw, and first bearings are symmetrically installed on the outer walls of the two sides of the first threaded sleeve and the second threaded sleeve; a pull rod is movably installed on the second threaded sleeve through a first bearing, a second bearing is