The invention relates to a bean chopping machine, which comprises a frame, a motor, a variable-speed device, a transmission axle, a material hopper, and a chopping device, wherein the motor via variable-speed device is connected to the transmission axle; said axle has a gear meshed with another gear with same tooth number; the gear is connected to another transmission axle; another ends of said two transmission axles are connected to the blade tools with grooves; the blade tool has material hoppers; the blade tools are annular alternatively arranged; two ends of blade tools have the chopping rods inserted into grooves. The invention has high efficiency, and lower cost. |