What is the teaching method for ball screw in English?

滚珠丝杠的两端形式有以下几种： 1. 固定端：固定在机体上，不可移动。 2. 支撑端：只支撑滚珠丝杠的轴向力，不参与运动。 3. 可调端：可以通过调整位置来调整滚珠丝杠的预紧力。 4. 自由端：不固定在机体上，可以随意移动。 其中，固定端和支撑端一般用于支撑和固定滚珠丝杠，可调端和自由端一般用于调整预紧力和安装位置。选择不同的两端形式可以满足不同的应用需求。

What are the advantages of learning about ball screws in English?

Introduction to Ball Screw A ball screw is a type of mechanical linear actuator that converts rotary motion into linear motion with minimal friction. It consists of a threaded shaft and a nut that contains a set of ball bearings that roll in the grooves of the shaft and nut. The rolling motion of the balls reduces the friction and allows for smooth and precise movement. Advantages of Ball Screw Ball screws have several advantages over other types of linear motion systems. They have high precision and repeatability, which makes them ideal for applications that require accurate positioning and motion control. They also have high efficiency and can convert a large amount of rotary motion into linear motion with minimal energy loss. Applications of Ball Screw Ball screws are used in a wide range of applications, including CNC machines, robotics, aircraft and aerospace equipment, medical equipment, and semiconductor manufacturing equipment. They are also used in automotive steering systems, machine tools, and injection molding machines. Conclusion Ball screws are an essential component in many modern industrial systems. Their high precision, efficiency, and durability make them an ideal choice for applications that require accurate and reliable linear motion.