固定光束CNC垂直车床
The two ends of the cross beam of the CNC fixed beam double column vertical lathe are equipped with the horizontal feed mechanism of the left and right tool holders, and the right horizontal feed mechanism of the tool holder is controlled by the Siemens 828D numerical control system, the servo motor is driven, and the high-precision servo motor is driven by the ball screw 8010-5/P5 of the large-diameter Nanjing process with a 142行星还原器（1：8）旋转并驱动工具支架以进行水平运动。球螺钉支撑轴承采用高精度NSK特殊螺钉轴承7602065TN/P4DF。
The left horizontal feed mechanism of the turret is controlled by the Beijing super-synchronous (DVT) program control system, the servo motor is driven, the high-precision servo motor is dragged with a 142 planetary reducer (1:8), and the ball screw 8010-5/P5 of the large-diameter Nanjing process is rotated to drive the turret to move horizontally.球螺钉支撑轴承采用高精度NSK特殊螺钉轴承7602065TN/P4DF，以确保螺钉的传输精度。
