| 摘要 |
The present invention relates to a roll fixing device and, more specifically, to a roll fixing device which accurately and stably performs the drawing operation of an object wound around a roll and prevents damages to a core shaft while securely and stably fixing the roll. The roll fixing device according to the present invention comprises: a core shaft into which a roll is inserted; and a roll fixing unit which is coupled to one side or both sides of the core shaft. Moving grooves are formed on the outer surface of the core shaft in a longitudinal direction. The roll fixing unit comprises: an inner fixing member which has a pressing part inside and a coupling part outside; an outer fixing member which has a catching groove part in which the pressing part of the inner fixing member is caught; a coupling member which couples the outer and inner fixing members to each other; and a coupling nut which is coupled to the coupling part of the inner fixing member. |
