A kind of leaf shattering machine for having cleaning device of what is closed in this creation, it includes a body and a cleaning device, which is equipped with a main shaft that can be driven, which extends through two side plates of the body, the lower end of two side plate has a broken leaf outlet, and the upside of the outlet is equipped with a sieve. The cleaning device includes a shaft and the cleaning element being mounted in the shaft, and the cleaning element position is between two side plate and neighbouring in the outside of the sieve; When the main axis, which can be rotated with the cleaning element by drive, and the cleaning element can move up and down and contact the sieve to remove the sundries and fiber that are attached on sieve.本創作關於一種具清潔裝置的碎葉機,其包含一機體及一清潔裝置,該機體上設有一可被帶動的主軸,該主軸延伸穿過該機體的二側板,該二側板的下端具有一碎葉排出口,該排出口的上側設有一篩網。該清潔裝置包含一轉軸及安裝在該轉軸上的一清潔元件,該清潔元件位在該二側板之間且鄰近在該篩網的外側;當該主軸轉動時,該轉軸與該清潔元件會受帶動旋轉,且該清潔元件會上下移動而接觸該篩網以清除附著在篩網上的雜物與纖維。