Quantitative material distributing device

The utility model provides a quantitative material distributing device which comprises a hopper, a supporting frame is installed on the periphery of the hopper, a separating gate a is installed at the bottom end of the hopper, a movable plate a is installed in the separating gate a, a movable plate b is installed in the separating gate a and connected with the movable plate a, linkage teeth are installed on the two sides of the separating gate a, and the movable plate a is connected with the linkage teeth. The linkage teeth are connected with the movable plate a and the movable plate b, the stock bin is installed at the bottom end of the separation gate a, the separation gate b is installed at the bottom end of the stock bin, the internal structure of the separation gate b is the same as that of the separation gate a, and the funnel is installed at the bottom end of the separation gate b. During material distribution, a handle installed at one end of a movable plate a in a separation gate a is pulled, so that