Gap adjusting device for ship unloader vertical arm spiral OD bearing

The utility model provides a gap adjusting device for a ship unloader vertical arm spiral OD bearing, relates to the technical field of grain unloading devices and facilities and particularly belongs to a gap adjusting device for a bulk grain tapioca chip ship unloader vertical arm spiral OD bearing. The gap adjusting device consists of a supporting frame (7), an OD bearing cover plate fixing base, a lead screw (3) and an adjusting ruler (6). The OD bearing cover plate fixing base comprises a fixing frame and a fixing screw hole. The fixing frame corresponds to an OD bearing cover plate required to be adjusted. The adjusting ruler comprises a ruler supporting frame and a ruler which are connected in a threaded mode. An inner threaded hole (2) is formed in the center of the ruler supporting frame and matched with the lead screw. The gap adjusting device for the ship unloader vertical arm spiral OD bearing has the advantages of effectively reducing aloft work safety risk factors and achieving quick and accurate bearing gap measurement and adjustment.