| 摘要 |
PROBLEM TO BE SOLVED: To allow a packaging film to be manufactured for packaging a rice ball, the packaging using an inner film to be divided into right and left parts only by setting a single inner film roll of a prescribed width.SOLUTION: A packaging film manufacturing device for packaging rice balls is provided with an inner film supply section and outer film supply section. The inner film supply section includes: cutters disposed orthogonally to the direction in which the roll of film is reeled out, that is, the film's width direction, at a prescribed interval, the cutters severing the inner strip film with a prescribed width reeled out from the roll of film along a direction in which the film is reeled out into first and second inner strip films, located on the right and left sides, and a third inner strip film located in the middle; and films overlapping amount adjusting devices which bring the right side end edge section of the first inner film to be overlapped on the left side end edge section of the third inner film, while bring the right side end edge section of the third inner film to be overlapped on the left side end edge section of the second inner film, and which, in addition, adjust the width of overlapping at the respective end edge sections. |
