NOVELTY - A self-propelling turning-throwing device comprises stand, crawler, turning-throwing roller, cantilever, roller elevating hydraulic cylinder, propelling hydraulic motor, speed reduction device, rotatably stirred blade shaft, hydraulic power device, multi-way control valve, roller hydraulic motor and shovel picking device. The crawler is connected with stand. About 2 suits of crawlers are respectively mounted at left and right sides under the stand. The cantilever is connected with stand, where 2 ends of turning-throwing roller are connected with cantilever.    USE - Self-propelling turning-throwing device for sludge composting.    ADVANTAGE - The crawler is capable of advancing, reversing and turning automatically and driven by one people. The rotating blade shaft hung under the stand which makes turning-throwing complete and uniform.    DETAILED DESCRIPTION - Self-propelling turning-throwing device comprises stand, crawler, turning-throwing roller, cantilever, roller elevating hydraulic cylinder, propelling hydraulic motor, speed reduction device, rotatably stirred blade shaft, hydraulic power device, multi-way control valve, roller hydraulic motor and shovel picking device. The crawler is connected with stand. About 2 suits of crawlers are respectively mounted at left and right sides under the stand. The cantilever is connected with stand, where 2 ends of turning-throwing roller are connected with cantilever. The rotatably stirred blade shaft is connected with turning-throwing roller. The turning-throwing roller is connected with hydraulic motor. The roller elevating hydraulic cylinder and speed reduction device are respectively connected with cantilever. The hydraulic power device is connected with stand. The hydraulic power device comprises motor, oil pump and hydraulic control valves. The hydraulic control valve in hydraulic power device is respectively connected with hydraulic motor of roller, crawler hydraulic motor and roller elevating hydraulic cylinder. The oil pump is connected with motor and motor drives crawler and turning-throwing roller through drive device.    DESCRIPTION OF DRAWING(S) - The drawing is a schematic diagram illustrating a self-propelling turning-throwing device.