Weighing device for cow grazing

The utility model discloses a weighing device for raising dairy cows. The weighing device comprises a bottom plate and an electronic loadometer, a plurality of rolling wheels with a braking function are arranged below the bottom plate, a groove is formed in the upper side of the bottom plate, the electronic weighing scale is arranged in the groove, the upper side of the electronic weighing scale is flush with the upper side of the bottom plate, side fences are symmetrically and fixedly connected to the left end and the right end above the bottom plate, electric lifting fence devices are symmetrically arranged at the front end and the rear end above the bottom plate, and supporting rods are fixedly connected to the bottom plate. A control device with a display panel is arranged at the upper end of the supporting rod, ramp plates are symmetrically arranged at the front and rear ends of the bottom plate, and traction rings are fixedly connected to the lower sides of the front and rear ends of the bottom plate. T