Rotor tail rotor collector ring test equipment

The utility model belongs to the technical field of collector ring testing, and relates to rotor tail rotor collector ring testing equipment which comprises a constant current source device and a testing device. A program-controlled direct-current voltage source and a program-controlled alternating-current constant-current source are arranged in the constant-current source device; the testing device is provided with an industrial personal computer, a digital multimeter, a contactor group, an adapter group and a plurality of data interfaces. According to the utility model, the constant current source device is used for supplying power to the testing device, thereby realizing stable operation of equipment; contactors in the contactor group are utilized to realize switching of the collector ring test loop. A conduction test board in the adapter group is utilized to realize the conduction test of the collector ring; and the digital multimeter is used for monitoring the operation state of the equipment to realize