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    • 10. 发明公开
    • STAMPING AND ROLLING METHOD AND A DEVICE FOR IMPLEMENTING SAME
    • 新西兰维吾尔自治大屠杀
    • EP2418029A1
    • 2012-02-15
    • EP09843123.2
    • 2009-10-30
    • Boguslavsky, Boris ZelmanovichLitvak, Boris Semenovich
    • Boguslavsky, Boris ZelmanovichLitvak, Boris Semenovich
    • B21H7/00B21D37/12
    • B21H1/18B21J9/025
    • A blank is rolled by rolls in transverse directions with respect to the longitudinal axis of the blank with the aid of a drive for rockingly moving the rolls in opposite directions. The device comprises upper and lower rolls, a frame, two hydraulic power cylinders provided with pivot levers which kinematically form a four-link articulation mechanism, an upper thrust bearing and an upper axis on which an upper roll is secured. The four-link articulation mechanism is designed with the possibility of lifting/lowering the upper roll and transmitting a rolling force thereto. The device also comprises two hydraulic torque cylinders, a rocker, a lower thrust bearing and a lower axis, on which a lower roll is secured. The rods of the hydraulic torque cylinders are pivotally connected to the ends of the rocker with the possibility of transmitting oppositely directed torques and a rolling force to the lower roll. A wedge mechanism is coupled to the lower end face of the lower thrust bearing with the possibility of lifting/lowering the lower roll and transmitting rolling force thereto. A rack bar is disposed between retainers with the possibility of being horizontally moved during rolling. The upper and lower rolls are provided with toothed sectors; furthermore, during rolling, the teeth of the toothed sector of the lower roll engage with the teeth of the rack bar and the teeth of the toothed sector of the upper roll, and the rack bar is provided with a cradle in which the blank can be secured.
    • 借助于用于使辊在相反方向上摇摆的驱动器,相对于坯料的纵轴在横向方向上滚轧坯料。 该装置包括上辊和下辊,框架,两个液压动力缸,其设置有运动学地形成四连杆铰接机构的枢轴杆,上止推轴承和上轴线,上辊固定在上轴上。 四连杆铰接机构被设计成具有提升/降低上辊并向其传递滚动力的可能性。 该装置还包括两个液压扭矩缸,一个摇臂,一个下推力轴承和一个下轴线,下辊固定在该液压扭矩缸上。 液压转矩缸的杆可枢转地连接到摇臂的端部,其可能传递相反的扭矩和向下辊的滚动力。 楔形机构联接到下推力轴承的下端面,具有提升/降低下辊并向其传递滚动力的可能性。 在保持器之间设置有齿条,可以在滚动期间水平移动。 上下辊设有齿形扇形; 此外,在轧制期间,下辊的齿形扇形齿与齿条的齿和上辊的齿形扇形齿啮合,并且齿条具有支架,坯料可以在其中 担保。