The advantages of this machine, the performance characteristics of a set of similar equipment at home and abroad, using two-way internal and external heating, automatic feeding, stepless speed regulation is widely applicable to the fish. The high wet curing, bactericidal material, has reasonable process, compact structure, convenient installation, simple operation, wide adaptation range, strong generality, fish powder industry is the ideal cooking equipment. Two, the working principle of the raw material into the machine from the feed port, is the spiral shaft, spiral blades and the housing heating, and in leaves under the impetus of slowly moved forward, curing material slowly, and was constantly stirring and turning, continuous output from the material outlet, is equipped with a material shifting apparatus and control mechanism of the material quantity in the discharge end