图中所示为卢森堡(LUXEMBOURG)一家钢厂新建的一条型钢生产线粗轧机组的一号和二号轧机。轧机设有一对水平轧辊和两对竖直轧辊，属于万能轧机。轧机在水平和竖直方向分别有4个AGC油缸进行液压压下操作。左右轧机牌坊个有一个横臂用于支撑立辊轴承座，其中轧机操作侧的横臂为方 Shown here is the first and second mill of a new roughing mill for a section of the LUXEMBOURG steel mill. The mill is equipped with a pair of horizontal rolls and two pairs of vertical rolls, belonging to a universal mill. The mill has four AGC cylinders in the horizontal and vertical direction for hydraulic depressing operation. The left and right rolling mill has a cross arm for supporting the vertical roll chock, in which the side of the rolling mill operation side of the square