Adjustable winding stair tool equipment

The utility model discloses adjustable winding stair tool equipment, and mainly relates to the field of winding stair tool equipment. Comprising an arc-shaped plate and a plurality of guide rails arranged in parallel, movable stand columns are symmetrically connected to the guide rails in a sliding mode, a plurality of sliding plates are connected to the outer side of the arc-shaped plate in a sliding mode, the sliding plates are rotationally connected with the movable stand columns, and fixed stand columns are arranged at the positions, between every two movable stand columns, of the guide rails; and a tensioning device for driving the movable upright post to slide along the guide rail is arranged on the fixed upright post. The winding stair tool device has the advantages that the time needed for manufacturing the winding stair tool device is shortened, the winding stair tool device is not limited by places and convenient to transport, the diameter of the winding stair tool device is changed according to act