Special working piece for detaching a main shaft of a tailstock on a lathe

A special working piece for detaching a main shaft of a tailstock on a lathe belongs to the technique field of a special working piece for detaching a main shaft of a tailstock on a lathe. The utility model consists of a main shaft (7) and so the like; an end surface of a main shaft (7) is provided with 2 to 12 screw holes; a force disk (4) is provided with 2 to 12 T-shaped holes; the force disk (4) is connected with the main shaft (7) through a crew bolt (3); 2 to 6 jacks (2) are arranged on an end surface of a bearing support (6). The utility model solves the problem of damaging the main shaft in detaching process of reworking, raises working efficiency and reduces labor intensity.