Train visual inspection device

The utility model discloses a train visual inspection device which comprises an inspection vehicle, and a driving motor used for driving the inspection vehicle is installed on the inspection vehicle. A visual detection device and a nut tightening mechanical arm are arranged on the top of the detection vehicle, a controller is arranged in the detection vehicle, and the driving motor, the visual detection device and the nut tightening mechanical arm are electrically connected with the controller. Due to the adoption of the technical scheme, compared with the prior art, whether the nut is loosened or not is detected through the visual detection device, and the loosened nut is tightened through the nut tightening mechanical arm, so that maintenance in a narrow space is realized, the fault judgment accuracy is improved, the working efficiency is improved, and the labor intensity is reduced. 本实用新型公开了一种列车视觉检测装置，包括检测车，所述检测车上安装有用于驱动检测车的驱动电机；所述检测车的顶部设有视觉检测装置和螺母拧紧机械臂，所述检测车内设有控制器，所述驱动电机、视觉检测装置和螺母拧紧机械臂分别与所述控制器电连接。由于采用了上述技