The utility model discloses an automatic depiler device, including conveyor belt, the discharge apparatus that sets up in the conveyor belt both sides, its characterized in that, the device still includes the branch flitch, the connecting rod, and electric liquid push rod, control circuit, be provided with the pivot on the branch flitch, the one end of connecting rod is connected divide on the flitch, the other end of connecting rod with electricity liquid push rod is connected, the one side at conveyor belt is fixed to electricity liquid push rod. The device can make the composition weight of the material among the discharge apparatus who distributes the belt both sides keep unanimous, has effectively avoided the material segregation to result in the sintering machine operating mode problem of difference to appear.