JP2003011096A5 - - Google Patents

Claims (5)

In a film manufacturing system for manufacturing a film having a plurality of protrusions,
It has a pair of rolls whose rotating shafts are arranged in parallel, and a film is formed between the rolls, and a forming roll part for forming the protruding part, a film formed with the protruding part is pulled out, and the protruding part is A film manufacturing system comprising: a drawing shaping roll unit for shaping.   The drawing shaping roll unit has a pair of rolls having a pair of rolls with a rotating shaft in parallel and a drawing roll unit for pulling out the film formed by the forming roll unit, and a pair of rolls with a rotating shaft in parallel. The film manufacturing system according to claim 1, further comprising: a shaping roll portion for shaping the protrusions included in the film fed from the drawing roll portion.   The pair of rolls included in each of the forming roll unit, the drawing roll unit, and the shaping roll unit includes a driving roll and a driven roll that rotates according to the driving roll, and the driving roll diameter of the drawing roll unit is the driving of the forming roll unit. 3. The film manufacturing system according to claim 1, wherein the film manufacturing system has a roll diameter or more, and a driving roll diameter of the shaping roll portion is equal to or larger than a driving roll diameter of the drawing roll portion. A projecting portion forming apparatus for forming a plurality of projecting portions on the film by having a pair of rolls with rotating shafts arranged in parallel, and sandwiching the film between the rolls,
One of the pair of rolls includes a plurality of projecting portions at a predetermined distance from the roll surface, and the other roll includes an engagement groove that engages with the plurality of projecting portions. A projection forming apparatus characterized by the above. The drive side roll which the said shaping | molding roll part has, the drive side roll which the said drawing roll part has, and the drive side roll which the said shaping roll part has mutually interlock | cooperate, The any one of Claim 1 thru | or 4 characterized by the above-mentioned. Film production system.