Winder of fiber web machine

The utility model discloses a retractor of a fiber web machine. The retractor comprises a rotatable supporting roller (10) which can move in the vertical direction (SV). The invention relates to a support roller (10) for a motor vehicle, said support roller being connected to a drive device (13, 14) by means of a torque-transmitting drive shaft (15), characterized in that the drive shaft (15) is acoupling shaft (15), and in that the drive device (13, 14) is supported on a base structure (24) by means of a guide (23) in order to move substantially in the horizontal direction (SH). 一种纤维幅材机的卷收器，所述卷收器包括可转动的、沿着竖直方向(SV)可运动的支撑辊(10)，所述支撑辊借助于传递转矩的驱动轴(15)连接到驱动装置(13，14)，其特征在于，所述驱动轴(15)是联节轴(15)，并且所述驱动装置(13，14)利用引导件(23)支撑在底座结构(24)上，以便基本上沿着水平方向(SH)运动。