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    • 9. 发明公开
    • Articulated doctor blade assembly for printing groups
    • Bewegliche RakelanordnungfürDruckgruppen
    • EP2657020A1
    • 2013-10-30
    • EP12425078.8
    • 2012-04-27
    • BOBST ITALIA S.P.A.
    • Melotti, Renzo
    • B41F9/10
    • B41F9/1072B41F9/1009B41F9/1027B41F9/1045
    • Doctor blade assembly (110) for printing units, in particular for rotogravure printing groups, comprising a doctor blade and a doctor blade support (2); the doctor blade assembly (110) comprises a main shaft (14) provided with relative drive and control means (12, 18A), a secondary shaft (15) provided with relative drive and control means (13, 18B) and a levers group (3) forming an articulated parallelogram and comprising a first series of levers (3A, 3B, 3C, 3D) keyed on one side to the main shaft (14) and on the other side to the secondary shaft (15) and a second series of levers (3F, 3E, 3G, 3H) keyed on one side to the secondary shaft (15) and on the other side connected to the doctor blade support (2); at least a lever (3H) of said second series of levers is connected in a rotatable way to at least a pair of levers (3C, 3D) of said first series of levers (3A, 3B, 3C, 3D).
    • 用于印刷单元的刮刀组件(110),特别是用于轮转凹版印刷组件,包括刮刀和刮刀支架(2); 刮刀组件(110)包括设置有相对驱动和控制装置(12,18A)的主轴(14),设置有相对驱动和控制装置(13,18B)和杠杆组( 3)形成铰接的平行四边形并且包括在一侧上键入主轴(14)的第一系列的杆(3A,3B,3C,3D)和另一侧到次轴(15),第二系列 一侧的键(3F,3E,3G,3H)连接到副轴(15),另一侧与刮刀支架(2)相连。 所述第二系列杆的至少一个杠杆(3H)以可旋转的方式连接到所述第一系列杆(3A,3B,3C,3D)的至少一对杆(3C,3D)中。