Vacuum preservation machine capable of printing date code

Abstract

A vacuum preservation machine capable of printing date codes, comprising an upper cover (20) and a lower cover (21) connected together and capable of opening and closing, the upper cover and the lower cover are respectively provided with an upper sealing cotton (22) and a lower sealing cotton (23) at corresponding positions, an upper side of the lower cover is provided with a preservation bag and the opening of the preservation bag is located on the inner side of the lower sealing cotton, when the upper cover is closed, the upper sealing cotton and lower sealing cotton can be fit together to formed a sealing chamber to vacuum the preservation bag, the upper cover is provided with a printing wheel at the position of the inner side of the upper sealing cotton; the lower cover is provided with a block (25) at the position of the inner side of the lower sealing cotton, and the opening of the preservation bag crosses the block so that the bag body of the preservation bag is placed on the upper side of the block; when the upper cover is closed, the printing wheel can press the bag body onto the block, effectively solving the problem of printing date codes.

Dependencies are inferred from the claim text.