Axle is led to in printing between printing machine version

The utility model provides an axle is led to in printing between printing machine version, including leading to a body, all seted up the U -shaped keyway on the left and right both ends terminal surface that leads to the axle body, central authorities have seted up the bolt hole to the side of leading to the axle body left and right sides, lead to an axle body and include the main shaft body, connected gradually conical head shaft part, screw shaft part, axle sleeve shaft part and fixed shaft part in the left end ab intra of the main shaft body outside and, connected gradually the conical headshaft part in the right -hand member ab intra of the main shaft body outside and, connected shaft part, axle sleeve shaft part and fixed shaft part. The utility model discloses an axle is led to in printing between printing machine version, simple structure, plus conical head (toper version head), axle sleeve, bolt, key wait and fix hollow version roller, has enlarged the application range of original printing machine, r