Dairy cow postpartum health care product doser

The utility model discloses a dairy cow postpartum health care product perfusion device, which relates to the field of perfusion and comprises a liquid medicine storage device, a liquid medicine feeding device and a supporting table, the liquid medicine storage device comprises a liquid medicine pipe and a pushing handle, a sealing plug is arranged on one side of the pushing handle, and a pushingblock is arranged on the other side of the pushing handle. One side of the propelling handle is mounted in the liquid medicine pipe from one side of the liquid medicine pipe; the liquid medicine feeding device comprises a brake motor, a ball screw, a nut, two bearings and bearing supports, the two bearing supports are fixedly connected to the supporting table, the two bearings are fixed to the twobearing supports respectively, the two ends of the ball screw are rotatably connected with the two bearings respectively, and the two ends of the ball screw are rotatably connected with the two bearings respectively. The nut