Ball cage detection device

The utility model discloses a ball cage detection device which comprises a machine frame and a supporting frame, the supporting frame is installed at the upper end of the machine frame, a detection assembly is arranged on the upper portion of the machine frame and the upper portion of the supporting frame, the detection assembly can rapidly detect the inner face and the outer face of a ball cage, the quality and efficiency of ball cage detection are improved, and the detection assembly comprises a telescopic rod and a first supporting seat. A rotatable supporting seat II is arranged on a ball cage detection device, a ball cage can be clamped and fixed on the four end faces of the supporting seat II for detection, a detection lens I and a detection lens II respectively and automatically move to the side end and the interior of the ball cage, and when the ball cage rotates, the detection lens I and the detection lens II automatically move to the side end and the interior of the ball cage; the first detection le