Rapid, accurate and automatic assembling machine

The invention discloses a rapid, accurate and automatic assembling machine, and relates to the technical field of automatic assembly. The rapid, accurate and automatic assembling machine comprises a frame body, supporting columns are fixedly installed at the corners of the periphery of the lower end face of the frame body, movable frame doors are rotatably connected to the two sides of the front end face of the frame body, upper placing plates are fixedly connected to the corners of the periphery of the upper end face of the frame body through external connecting rods, sliding rails are fixedly installed on the two sides of the middle of the upper end face of the frame body, and a clamping mechanism is arranged between the two corresponding sliding rails in a sliding mode; and the clampingmechanism internally comprises a sliding plate, limiting electric telescopic rods are fixedly installed in the middles of the side faces of the two ends of the sliding plate, and a sliding groove isformed in the middle of th