Spinning shaping device for basic blank of large tapered roller bearing retainer

The utility model relates to a spinning and shaping device for a basic blank of a large tapered roller bearing retainer. The spinning and shaping device comprises a basic blank placing unit and a shaping unit arranged on one side of the basic blank placing unit, the basic blank placing unit comprises a rotary driving base and a rotary worktable rotationally arranged on the rotary driving base; the shaping unit comprises a shaping supporting base, an angle adjusting device arranged on the shaping supporting base, a ram base arranged on the angle adjusting device and a movable ram arranged on the ram base in a sliding mode, and a spinning wheel is arranged at the end, close to the basic blank containing unit, of the movable ram. The basic blank placing unit drives the basic blank to rotate, the angle of the angle adjusting device and the position of the movable ram are adjusted, the spinning wheel makes contact with the basic blank, relative movement of the basic blank and the spinning wheel is achieved, machin