Design of Electric Control Sharpener Device for Silage Harvester

A kind of electric control sharpener device based on mechanical hydraulic system of silage harvester was designed，structure and working principle of sharpener device were introduced，operation process was optimized.Sharpener device was safe and reliable，with convenient operation and high degree of automation，could reduce grinding time greatly and saving farming time，that is of important significance to development of China’s forage harvester and animal husbandry industry.