Refers to a kind of transmission mechanical component in which the steel ball moves between the nut and the screw, converts the sliding contact of the traditional screw into rolling contact, and then converts the rotary motion of the steel ball in the nut into linear motion.

The ball screw is mainly composed of a screw, a nut, a steel ball, a fixed seat, a wiper, and a return pipe. According to the difference of its circulation system, it is further divided into an outer circulation type, an inner circulation type, and an end plug circulation-type ball screw. . Our company generally uses the internal circulation ball screw, the brand has HIWIN, PMI (Intime), THK and so on.

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