5. 如果轴承卡住了，可以用锤子轻轻敲打轴承，使其松动,Ball Screw for CNC Milling Machine A ball screw is a mechanical device that is used to convert rotational motion into linear motion. It consists of a threaded shaft and a nut that contains a series of ball bearings that roll between the shaft and the nut. This design provides high efficiency, accuracy, and repeatability, making it popular in many applications such as CNC milling machines. In a CNC milling machine, the ball screw is used to move the table or the spindle in the X, Y, and Z directions. The ball screw is driven by a motor and a pulley system, and it is controlled by a computer that sends signals to the motor to move the ball screw in the desired direction and distance. The advantages of using a ball screw in a CNC milling machine are: 1. High efficiency: The ball screw has a low friction coefficient, which means that it requires less power to move the table or spindle than other types of screws. 2. High accuracy: The ball bearings in the nut provide a smooth and precise movement, which results in high accuracy and repeatability. 3. High load capacity: The ball screw can handle high loads without losing its accuracy or efficiency. 4. Low maintenance: The ball screw is self-lubricating, which means that it requires little maintenance and has a long service life. In conclusion, the ball screw is a critical component of a CNC milling machine, providing high efficiency, accuracy, and repeatability. It is an essential part of modern manufacturing and is widely used in many industries.,其作用包括： 1. 传递动力：滚珠丝杠通过传递电机的旋转力矩，将动力传递到工件或刀具上，实现加工操作,书中还提供了大量的实例和案例，便于读者理解和应用, 本溪TBI滚珠丝杠广泛应用于机床、自动化设备、机器人、半导体设备等领域,其计算方法如下： 1. 计算滚珠丝杠的负载 负载是指在工作条件下需要承受的最大力,滚珠丝杠的设计要考虑到这种载荷，以确保其能够承受足够的力量并保持稳定性, 5. 维护不当：如果滚珠丝杠没有得到正确的维护，例如缺乏润滑或清洁不彻底，也会导致断裂, 3. 速度控制：通过控制THK滚珠丝杠的速度来实现精确的速度控制, 2. 导程：通常为1-40mm，也可以定制更大或更小的导程