Cannula microneedle automatic skin grafting assembly and skin grafting equipment thereof

The utility model discloses a cannula microneedle automatic skin grafting assembly and skin grafting equipment thereof, and relates to the field of medical equipment, the cannula microneedle automaticskin grafting assembly comprises a middle shell and a front-end shell connected with the middle shell, a cannula outer needle is arranged on the inner side of the front-end shell, the cannula outer needle penetrates through the front-end shell and is connected with a cannula inner needle, and an air vent is connected below the front-end shell; the right side of the sleeve outer needle is sequentially connected with a spring, a spring main push column and a tail part, and the right side of the tail part is connected with a breather pipe penetrating through the middle shell. An automatic skin grafting function is achieved, the equipment skin grafting system can automatically suck extracted hair follicles or skin flaps, and the hair follicles or the skin flaps are automatically planted to parts needing to be operate