The TMR feed mixer ensures that the plant fiber components of various forage and agricultural straw are not damaged, achieves high uniformity in feed blending, ensures balanced intake of various nutrients, aligns with the biological digestion characteristics of cows, enhances the palatability of cow feed, optimizes the utilization of nutritional values in various forages and feeds, and maximizes the use of the forages and feeds consumed by cows. A high-quality TMR feed mixer, with the support of scientific and technological measures, facilitates the mechanization and规模化 of cow production; promotes and guarantees the health of the cows, reduces costs; and improves the utilization rate of cow feed and milk yield.