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    • 3. 发明授权
    • Core locking device
    • 核心锁定装置
    • US07389958B2
    • 2008-06-24
    • US10534907
    • 2003-11-11
    • Jaakko Haapanen
    • Jaakko Haapanen
    • B65H18/14
    • B65H18/20B65H18/028B65H18/22B65H2301/41486
    • A core locking device has members (25) for locking the device (17) to a winding core of a roll to be wound on a two-drum winder, advantageously to a core. The device (17) is placed on a slide arranged in connection with the two-drum winder, and moves, as winding progresses, with the center of the roll being formed along the slide. The device (17) has an actuator (20) to produce a counterforce for the force caused by the mass of the core locking device (17) in the changed position of the core locking device (17).
    • 芯锁定装置具有用于将装置(17)锁定到卷绕在双鼓卷绕机上的卷的卷绕芯上的构件(25),有利地用于芯。 装置(17)被放置在与双鼓卷绕机连接布置的滑块上,随着卷绕进行而沿着滑块的中心形成。 装置(17)具有致动器(20),以在芯锁定装置(17)的改变位置产生由芯锁定装置(17)的质量引起的力的反作用力。
    • 5. 发明申请
    • WINDER AND A METHOD FOR WINDING A ROLL FROM A FIBROUS WEB
    • US20190023515A1
    • 2019-01-24
    • US16078264
    • 2017-02-17
    • VALMET PESCIA SRL
    • Fabrizio Bartolini
    • B65H18/02B65H18/26
    • B65H18/025B65H18/028B65H18/26B65H2301/41346B65H2301/413526B65H2301/41366B65H2301/41374B65H2402/24B65H2404/43B65H2408/232B65H2511/13B65H2511/142B65H2511/232B65H2515/34B65H2553/00B65H2557/266B65H2601/22
    • The present invention relates to a w winder (1) for winding a web roll (2) from a fibrous web such as a paper web or a web of non-woven 12 material paper (2). The winder (1) comprises two support rolls (3, 4) for supporting the web roll (2) during reeling and a core shaft (5) for winding the paper reel (2). At each longitudinal end of the core shaft (5), there is a carrier chuck (6) in which the core shaft (5) is rotatably journalled. The carrier chucks to are arranged to be movable in a frame towards or away from the support rolls (3, 4) and a rider roll (8) is arranged to be capable of acting against the web roll (2) being wound. The rider roll (8) is carried by a rider roll beam (9) and the rider roll beam (9) is arranged to be movable in the frame (7) such that the rider roll (8) can be moved towards or away from the support rolls (3, 4). There is at least one actuator (10) for moving the rider roll beam (9) towards or away from the support rolls (3, 4); and at least one load cell (12) arranged to detect the force between the rider roll (8) and the web roll (2). The winder (1) also comprises at least one actuator (11) for moving the carrier chucks (6) of the core shaft (5) independently of the rider roll beam (9) and the winder (1) comprises at least one load cell (13) arranged to detect the force with which the carrier chucks (6) act on the core shaft (5). The winder (1) also comprises a logic control system (14) connected to the load cells (12, 13) such that the logic control system (14) receives measured values for the force between the web roll (2) and the rider roll (8) and the force with which the carrier chucks (6) act on the core shaft (5). The logic control system (14) is programmed to control movement of the carrier chucks (6) and the rider roll beam (9) such that the sum of the forces detected from the load cells (12, 13) and the force resulting from a calculated weight of the web roll (2) corresponds to a set value for the force between the web roll (2) and the support rolls (3, 4). The invention also relates to a corresponding method for operating the winder.