Roller lifting mechanism for medicine peeling machine and medicine peeling machine

The invention relates to a roller lifting mechanism for a medicine peeling machine and the medicine peeling machine, and relates to the field of medical instrument. The roller lifting mechanism comprises a driving wheel, wherein the driving wheel is in transmission connection with an action wheel; the action wheel is meshed with an outer wheel of an eccentric cam; the eccentric cam is meshed witha driven wheel; the driven wheel is meshed with a blade group roller; the blade group roller is provided with a spring assembly; when the protruding part of the eccentric cam is meshed with the drivenwheel, the spring assembly enables the driven wheel to be separated from the blade group roller; the driving wheel is connected with the action wheel through a belt; the driving wheel rotates clockwise or anticlockwise; the center of the driven wheel penetrates through a driven wheel rotating shaft; the driven wheel rotating shaft is sleeved with a rubber roller; the center of the blade group roller penetrates through a b