Shot blasting device suitable for large-scale steel machining

The invention discloses a shot blasting device suitable for large-scale steel machining, and belongs to the technical field of steel machining devices. The shot blasting device comprises a base plate,support legs are uniformly arranged at the bottom of the base plate, a shot blasting device body is arranged on the upper part of the base plate, the bottom of the shot blasting device body is connected with a plurality of groups of bottom columns, and the bottom columns are fixedly connected to the top of the base plate. The shot blasting device body comprises an outer cylinder, a lower supportis arranged at the bottom of an inner cavity of the outer cylinder, an inner adjusting device is arranged on the lower support, an opening and closing door is arranged on the rear end face of the outer cylinder, the opening and closing door is rotatably connected with the outer cylinder through a hinge, and a shot blasting assembly is arranged at the top of the outer cylinder. The shot blasting device for steel machining c