Automatic completion of the unpacking, forming, bending the bottom of the folds and the completion of the next part of the tape paste, the stack of cardboard boxes automatically open the bottom of the box according to a certain procedure equivalent, and sealed with tape to the packing machine dedicated equipment. Automatic open box machine is a large number of cartons automatically open the box, automatically folded under the cover, automatically seal the bottom of the tape line equipment. Easy to operate, reduce packaging costs. Can be equipped with hot melt machine sealing.