Steel ball type insulation strength cyclic detection equipment, detection system and detection method

The invention relates to the technical field of insulation detection, in particular to steel ball type insulation strength cycle detection equipment, a detection system and a detection method.The steel ball type insulation strength cycle detection equipment comprises a rack, a workbench arranged on the rack and at least one set of testing devices arranged on the workbench; the testing device comprises a testing cavity arranged on the workbench, a steel ball group arranged in the testing cavity, an insulating jig seat inserted into the testing cavity, a testing insertion shaft inserted into the insulating jig seat and inserted into the steel ball group in the testing cavity, and a tested object arranged on the insulating jig seat and connected with the testing insertion shaft. The positioning sleeve is separably arranged outside the testing cavity in a sleeving manner, the testing assembly is connected to the positioning sleeve and used for making contact with a tested object, and the driving assembly is conne