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    • 3. 发明公开
    • Automatic winder
    • 自动络筒机
    • EP1475341A3
    • 2005-06-22
    • EP04007589.7
    • 2004-03-29
    • MURATA KIKAI KABUSHIKI KAISHA
    • Todo, YujiNakagawa, Takahashi
    • B65H67/02B65H49/06
    • B65H49/06B65H67/02B65H2701/31
    • The present invention improves the shape of a yarn path to reduce the load on a yarn to increase a winding speed, while still preventing the tension breakage of the yarn and an increase in the amount of fluffs. An automatic winder includes a magazine type bobbin housing device 20, a holding device 3 for yarn supplying bobbins 4, and a bobbin chute 24 that guides a bobbin 4 falling from the bobbin housing device 20 to the holding device 3. The holding device 3 is provided with a first pawl 31 and a second pawl 32 which operate as holding means for the bobbins 4 and rotative moving shafts 33 and 34 which rotatively move both pawls 31 and 32. A bottom guide 24b of the bobbin chute 24 is adapted to be pivotable with respect to a main body 24a. Accordingly, when the bobbin chute 24 is closed, a path is formed through which the falling bobbin 4 is guided. Rotatively moved positions of the first pawl 31 include a position at which the first pawl 31 receives the bobbin 4 from the bobbin housing device 20, a position at which the first pawl 31 holds the bobbin during a winding operation, and a position at which the first pawl 31 discharges the bobbin to a side of a frame 2 (Fig. 1).
    • 8. 发明公开
    • Winding unit and yarn winding machine equipped with the same
    • Wickeleinheit und damit ausgestattete Garnwickelmaschine
    • EP2388223A2
    • 2011-11-23
    • EP11161057.2
    • 2011-04-04
    • Murata Machinery, Ltd.
    • Umeoka, Toshinari
    • B65H49/06B65H67/02
    • B65H49/06B65H67/02B65H2701/31
    • To provide a winding unit in which a position of a yarn feeding bobbin at an unwinding position can be easily and accurately adjusted according to a shape and type of the yarn feeding bobbin. As means for achieving such an object, a winder unit (winding unit) (4) of the present embodiment includes a main axis member (80), a drive portion (200), and a stepping motor controller. The main axis member (80) defines a position of the yarn feeding bobbin. The drive portion (200) for driving to adjust a position of the main axis member (80) at the unwinding position where a yarn of the yarn feeding bobbin is unwound. The stepping motor controller controls a stepping motor (100) of the drive portion (200).
    • 提供一种卷绕单元,其中可以根据供纱筒管的形状和类型容易且精确地调节在退绕位置的喂纱筒管的位置。 作为实现这种目的的装置,本实施例的卷绕单元(卷绕单元)(4)包括主轴构件(80),驱动部分(200)和步进马达控制器。 主轴构件(80)限定供纱筒管的位置。 驱动部(200),其用于在所述喂纱筒管的纱线退绕的退绕位置调整所述主轴构件(80)的位置。 步进马达控制器控制驱动部分(200)的步进马达(100)。