Bearing electrical life detection device

The invention provides a bearing electrical life detection device, and relates to the technical field of bearing detection equipment. The bearing electrical life detection device comprises a tested bearing mechanism, a radial load applying mechanism and a rotation driving mechanism, the tested bearing mechanism comprises a tested bearing seat and a tested bearing shaft which are installed on a detection table top in an insulating mode, and the tested bearing shaft is used for installing a tested bearing and is installed on the tested bearing seat; the radial load applying mechanism comprises a connecting shaft and a radial load applying assembly mounted on the detection table top, the radial load applying assembly is used for applying a radial load to the connecting shaft, and a first end of the connecting shaft is in insulated connection with one end of the tested bearing shaft; the rotation driving mechanism is installed on the detection table top, and the rotation driving mechanism is connected with the se