Sliding type steel sheet pile positioning device

The utility model discloses a sliding type steel sheet pile positioning device which comprises a guiding device, a sliding device, a limiting device, a bracket and an underwater steel casing, the guiding device is double-spliced H-shaped steel and is placed on the bracket, the sliding device comprises a C-shaped steel rail, a steel pulley, a sliding bearing and a vehicle body plate, the C-shaped steel rail is arranged on the guiding device in parallel, and the limiting device is arranged on the bracket. The two steel pulleys are arranged on the guiding device, the steel pulleys are connected with the vehicle body plate through sliding bearings and can slide on the C-shaped steel rails, the limiting device comprises a limiting plate, a connecting plate and a panel, the bracket is welded to the underwater steel casing, and the guiding device is perpendicularly welded to the bracket. According to the utility model, the double-spliced H-shaped steel is used as the guide frame to ensure the perpendicularity in the