To provide a method for forming half-finished goods before folding and assembling for making boxes with various sizes and shapes and being inexpensive and requiring no labor.
A step wherein a frame 28 for holding and guiding a sheet is provided and a sheet is placed on the frame and the sheet is moved controllably in the longer direction to the frame, a step wherein at least one notch line is notched on the sheet, a step wherein the first hole is punched on the sheet, a step wherein a slot is cut in, a step wherein the second hole is punched at a position separated from the first hole in the transverse direction, a step wherein the second slot is cut in, a step wherein a notch line in the transverse direction is notched on the sheet between the first hole and the second hole, a step wherein a slot in the longer direction is punched for cutting off a flap from an adhesion tab and a step wherein the sheet is cut into a length being necessary for a required shape and dimension of a box are provided and a half-finished box with folds and slots is prepd. thereby.
SHMELKIN IGOR