Antibody purification device

The utility model discloses an antibody purification device, relating to the technical field of biology. The antibody purification device comprises a purification column, a purification frame, a lower hole, an upper hole, an upper cover and a lower cover, wherein the purification column is arranged in the lower hole and the upper hole on the purification frame; the pore diameter of the lower hole is less than that of the upper hole; the upper cover and the lower cover are respectively arranged at the upper and lower ends of the purification column; the bottom of the purification column is conical; and a filling material and a filter net are arranged in the purification column. The antibody purification device disclosed by the utility model has the beneficial effects of simple structure, good purification effect and strong practicability, and is simple and convenient to operate.