Intelligent light bar brightness testing device

The utility model discloses an intelligent light bar brightness testing device, which relates to the technical field of light bar testing and comprises a supporting frame, supporting rods are fixedly mounted at the left upper end and the right upper end of the supporting frame, racks are movably inserted into the supporting rods, testing structures are fixedly mounted at the middle upper parts of the adjacent racks, and each testing structure comprises a mounting seat. A photoresistor test plate is arranged in the mounting seat, a light guide plate is arranged above the photoresistor test plate, a light bar is arranged above the light guide plate, a rotating shaft is arranged in the supporting frame, a double-shaft motor is arranged in the middle of the rotating shaft, gears are fixedly mounted at the two opposite ends of the rotating shaft and the supporting rod, and the gears are meshed with the racks. According to the application, the light sensitivity and resistance change difference of the photoresistor