Adjustable door shaft structure

The utility model relates to the technical field of engineering machinery, in particular to an adjustable door shaft structure which comprises a door plate, door shaft installation plates are symmetrically arranged on the door plate, first shaft pieces are arranged on the door shaft installation plates, and the first shaft pieces are used for adjusting the door plate to move so as to adjust the door axis. The door shaft mounting plate is provided with a first shaft part for assisting rotation, the door shaft mounting plate is provided with a second shaft part for assisting rotation, the door shaft mounting plate is provided with a limiting assembly, the limiting assembly is used for limiting free rotation of the first shaft part and achieving adjustment of the door axis of the door plate, and the door plate is provided with a clamping assembly; in conclusion, according to the adjustable door shaft structure, the axis can be effectively adjusted, the requirements for the coaxiality and position precision of th