The invention discloses an accurately positioning camera device comprising a first frame, a second frame, a camera, a control system, a horizontal driving mechanism, a vertical driving mechanism, a horizontal detection wheel connected with the first frame, a first horizontal magnet disposed on the horizontal detection wheel or a horizontal driving wheel, a horizontal rotating wheel driven by the horizontal detection wheel, a second horizontal magnet disposed on the horizontal rotating wheel, a horizontal magnetic sensor, a vertical detection wheel connected with the rotating shaft of the camera, a first vertical magnet disposed on the vertical detection wheel or a vertical driving wheel, a vertical rotating wheel driven by the vertical detection wheel, a second vertical magnet disposed on the second vertical magnet, and a second vertical magnetic sensor. The horizontal driving mechanism, the horizontal magnetic sensor, and the control system form closed control. The vertical driving mechanism, the vertical magnetic sensor, and the control system form closed control. The accurately positioning camera device is increased in positioning precision.