回火是指在淬火后将材料加热至较低的温度进行保温，使其组织发生相应的变化，从而提高其韧性和抗疲劳性能,福建机床滚珠丝杠是指一种用于机床传动的滚珠丝杠，通常由螺母、导轨、滚珠和螺杆组成,短行程系数越小，说明滚珠丝杠在短行程时的精度衰减越小，精度稳定性越好, 6. 调整：检查滚珠丝杠安装是否水平，然后根据需要进行调整, 2. 自动预紧：采用自动预紧装置，通过弹簧或气压等方式将滚珠丝杠螺纹进行预紧，以提高系统的精度和稳定性,滚珠丝杠测母线是机床加工中的一项关键技术，可以提高加工精度和效率, 6. 维修完成后，重新安装滚珠丝杠支撑座，并进行测试，确保其正常运转,由于滚珠丝杠在运行时采用滚动摩擦，而不是滑动摩擦，因此摩擦力较小，阻力较小，可以减少机械震动和噪音,The parameters of a ball screw are commonly expressed in English as follows: 1. Lead: The distance traveled by the nut in one revolution of the screw. 2. Pitch: The distance between two adjacent threads on the screw. 3. Diameter: The nominal diameter of the screw shaft. 4. Axial play: The amount of axial movement allowed between the screw and nut. 5. Preload: The amount of axial force applied to the screw to eliminate backlash. 6. Accuracy grade: The level of precision to which the screw is manufactured. 7. Nut type: The design of the nut, such as flanged or cylindrical. 8. Material: The material used for the screw and nut, such as steel or bronze. 9. Lubrication: The type of lubrication used, such as oil or grease. 10. Mounting method: The method used to mount the screw and nut, such as end mounting or flange mounting.,滚珠丝杠模组包括滚珠丝杠、螺杆母、定位轴、导轨、驱动电机等部件