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Title:
METHOD FOR MANUFACTURING GLASS ROLL
Document Type and Number:
Japanese Patent JP2018150154
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a method for manufacturing a glass roll by cutting a glass ribbon along a longitudinal direction while conveying it and then winding the glass ribbon around a winding core after cutting it, whereby the glass ribbon can be either avoided from being broken and the glass roll can be prevented from winding deviation.SOLUTION: A method for manufacturing a glass roll by cutting a glass ribbon G along a longitudinal direction in a cutting region P1 on a conveying route while conveying it and then winding the glass ribbon G (product part G1) after cutting around a winding core 3 at a downstream end P2 of the conveying route, wherein a conveying mode variable section T where a conveying mode can be changed to a first conveying mode in which the glass ribbon G is conveyed in a tensioned state and a second conveying mode in which the glass ribbon G is conveyed in a loosened state is provided between the cutting region P1 on the conveying route and the downstream end P2; a forefront part Gf of the glass ribbon G is wound around the winding core in a state in which the conveying mode is set to the first conveying mode, and then the conveying mode is shifted from the first conveying mode to the second conveying mode.SELECTED DRAWING: Figure 5

Inventors:
MORI HIROKI
KIRIHATA YOHEI
ISHICHI KOJI
Application Number:
JP2017048486A
Publication Date:
September 27, 2018
Filing Date:
March 14, 2017
Export Citation:
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Assignee:
NIPPON ELECTRIC GLASS CO
International Classes:
B65H23/188; B65H18/08; B65H23/28; C03B33/023; C03B35/00
Domestic Patent References:
JP2015174744A2015-10-05
JP2012240883A2012-12-10
JP2014501676A2014-01-23
Attorney, Agent or Firm:
Kunihiko Shiromura
Tsuyoshi Kumano
Shinichi Tomohiro