Multiple animal husbandry straw feed crushing and mixing machine

The invention discloses a multiple animal husbandry straw feed smashing and mixing machine which comprises a smashing machine shell, a smashing cavity is formed in the upper end of the smashing machine shell, a containing cavity is formed in the lower end of the smashing machine shell, a connecting wall is arranged between the smashing cavity and the containing cavity, a conveying device and a bearing device are installed outside the smashing machine shell, and a smashing assembly is installed in the smashing machine shell. The lower end of the smashing assembly is installed in the containing cavity, and the upper end of the smashing assembly is installed in the smashing cavity. And the crushing assembly comprises a driving assembly for crushing and a crushing part, the driving assembly for crushing is installed in the containing cavity, the crushing part is movably installed in the crushing cavity, and the output end of the driving assembly for crushing is connected with the lower end of the crushing part. T