STRETCHING APPARATUS FOR MANUFACTURING SEPARATOR AND METHOD FOR MANUFACTURING SEPARATOR USING THE SAME

To provide a stretching apparatus for manufacturing a separator, which is capable of realizing and improving productivity and separator quality in a well-balanced manner during simultaneous manufacturing of two separators by laminating, stretching, and splitting of a sheet, and a method for manufacturing a separator using the same.SOLUTION: There is provided a stretching apparatus for manufacturing a separator comprising a first stretching machine and a second stretching machine arranged in parallel with each other. The apparatus is configured in that: the first stretching machine includes a plurality of first unit sections having different stretching ratios; the second stretching machine includes a plurality of second unit sections having different stretching ratios; an overall stretching ratio by each of the first stretching machine and the second stretching machine is identical with each other; and at least one stretching ratio of the first unit section and at least one stretching ratio of the second unit section are different from each other.SELECTED DRAWING: Figure 1 【課題】シートの重ね合わせ（ラミネート）、延伸および分割による２つのセパレータの同時生産時に生産性とセパレータの品質をバランスよく実現し、改善できるセパレータ製造用延伸装置およびこれを用いたセパレータの製造方法を提供する。【解決手段】本発明の一態様は、相互並列配置された第１延伸機および第２延伸機を含み、前記第１延伸機は、延伸倍率が異なる複数の第１単位区間を含み、前記第２延伸機は、延伸倍率が異なる複数の第２単位区間を含み、前記第１および第２延伸機による全体延伸倍率が相互同一であり、前記第１単位区間のうち少なくとも一つの延伸倍率および前記第２単位区間のうち少なくとも一つの延伸倍率が異なる、セパレータ製造用延伸装置である。【選択図】図１