Die for forming bearing retainer

The utility model belongs to the technical field of bearing machining, and particularly relates to a mold for forming a bearing retainer, which comprises an outer mold, an inner mold, a base, a stepping motor, a rotating shaft and a clamping plate, the outer mold and the inner mold are vertically mounted on the base, the mounting end penetrates to an inner cavity of the base, and the inner mold is positioned in the center of the inner part of the outer mold; the stepping motor is installed at the side end of the base, a rotating shaft is horizontally installed in an inner cavity of the base, one end of the rotating shaft penetrates through and is connected with the output end of the stepping motor, four opposite thread sections are arranged on the rotating shaft, and the four opposite thread sections are located under the two sides of the outer mold installation end and the two sides of the inner mold installation end correspondingly; according to the bearing retainer cooling forming die, an operator can easi