Automatic transfer system and transfer method for articles on same layer in ward

The invention discloses an automatic transfer system and transfer method for articles on the same layer in a ward. According to the automatic transfer system, automatic transferring of the articles is achieved based on a drug distributing room article conveying mechanism, a main conveying mechanism, a ward article conveying mechanism, an article placing table, article transfer boxes and the like, wherein the article transfer boxes are distinguished according to colors, the article transfer boxes of each color are used for correspondingly conveying articles into one ward, and in the conveying process of the articles along the main conveying mechanism, when a certain color recognition sensor recognizes the matched article transfer box, the article transfer box is conveyed into the corresponding ward through an article conveying port, and finally, the articles are conveyed by the ward article conveying mechanism to reach a specified article placing box storage position. According to the invention, automatic conv