Self-service returning method, device and equipment for transaction items and storage medium

The invention discloses a transaction article self-service return method, device and equipment and a storage medium. The method comprises the steps of obtaining current weight data and current image data of a to-be-transacted article; querying initial weight data and initial image data of the to-be-transacted article according to the position data of the storage grids; obtaining a weight data difference value based on the initial weight data and the current weight data, and obtaining an image data difference value based on the initial image data and the current image data; and if the weight data difference value is smaller than or equal to a first preset threshold value and the image data difference value is smaller than or equal to a second preset threshold value, judging that the to-be-transacted article is returned successfully. Compared with a method for judging whether the to-be-traded article is successfully returned or not only by detecting whether the cabinet door of the storage cell is closed or not