Automatic transportation system for greenhouse

The utility model discloses an automatic transportation system for a greenhouse. The automatic transportation system comprises a track mechanism, a conveying mechanism and a control mechanism, the track mechanism is fixed to the upper portion of the inner wall face of the greenhouse and surrounds the inner space of the whole greenhouse. The track mechanism comprises a plurality of track supports fixed to the inner wall face of the greenhouse in a surrounding mode and a track body with a turn, one end of each track support is fixedly connected with the inner wall face of the greenhouse, the other end of each track support extends into the greenhouse in the direction perpendicular to the inner wall face, and the bottom face of the other end of each track support is fixedly connected with the track body. The track main body is an I-shaped steel slide rail, and two ends of the track main body are respectively positioned on two sides of a greenhouse exit A plurality of groups of conveying mechanisms are arranged;