Automatic light-emitting diode (LED) stent inspection device

The invention discloses an automatic light-emitting diode (LED) stent inspection device, which comprises a bench, an LED stent conveying device, a visual inspection system with a light source and a charge coupled device (CCD) camera, a marking mechanism which uses a marking head for marking an unqualified LED stent, a main control system and an operating panel, wherein the conveying device comprises a driving turntable and a plurality of carrying stages which are annularly installed on the driving turntable and the carrying stages rotate with the driving turntable; and the visual inspection system and the marking mechanism are sequentially arranged on the lateral side of the driving turntable along the rotating direction of the driving turntable, the CCD camera and the marking head are arranged above the carrying stages, and the main control system is respectively connected with the conveying device, the visual inspection system, the marking mechanism and the operating panel. Therefore, by using a method of taking photos for comparison to conduct product inspection, and the inspection level and the inspection efficiency are improved; and by adopting an automatic operating method, the quantity of the required workers is reduced, the production cost is decreased and the competitiveness of enterprises is improved.