APPARATUS FOR MANUFACTURING SHEET, SHEET, AND METHOD FOR MANUFACTURING SHEET

• Main Author: HIGUCHI NAOTAKA
• Format: Patent
• Language: English; Japanese
• Published: 11.10.2018
• Subjects: BRAIDING; COTTON-WOOL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS,NON-WOVEN FABRICS; KNITTING; LACE-MAKING; MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARYMATERIAL; NON-WOVEN FABRICS; TEXTILES; TRIMMINGS; WADDING

PROBLEM TO BE SOLVED: To provide a method for appropriately controlling the basis weight distribution of a sheet in manufacturing of a sheet.SOLUTION: An apparatus for manufacturing a sheet comprises a drum part 61 having a plurality of openings 61a, a web formation part having a deposition surface 72a on which a material containing fiber passing through the opening 61a is deposited so as to form a second web W2 on the deposition surface 72a, a sheet formation part for processing the second web W2 to form a sheet, and a control part for controlling the basis weight of the second web W2 deposited on the deposition surface 72a in the direction crossing the transportation direction of the second web W2.SELECTED DRAWING: Figure 4 【課題】シートを製造する際に、シートにおける坪量の分布を適切に制御する。【解決手段】複数の開口６１ａを有するドラム部６１と、開口６１ａを通過した繊維を含む材料が堆積する堆積面７２ａを有し、堆積面７２ａに第２ウェブＷ２を形成させるウェブ形成部と、第２ウェブＷ２を処理してシートを形成するシート形成部と、第２ウェブＷ２の搬送方向に交差する方向において、堆積面７２ａに堆積する第２ウェブＷ２の坪量を制御する制御部と、を備えることを特徴とするシート製造装置。【選択図】図４