Mud flat weed removing machine

The invention relates to a mud flat weed removing machine. The machine comprises an equipment platform, a floating box and a walking mechanism, the equipment platform is fixed to the top face of the floating box, the walking mechanism comprises two crawler belt assemblies which are symmetrically located at the two sides of the floating box and are independently controlled, and each crawler belt assembly comprises a hydraulic motor, a driving wheel, a driven wheel, a chain and a walking pressing roller. The motors and the driving wheels are arranged at the front end of the floating box, the driven wheels are arranged at the rear end of the floating box, the chains are in transmission connection with the driving wheels and the driven wheels, the walking pressing rollers which are perpendicular to the transmission direction of the chains and horizontally arranged are evenly distributed and fixedly connected to the peripheral faces of the chains, and auxiliary crawler plates fixed to the chains are arranged betwe