Most 3D printers use leadscrews for at least one axis. These are simple devices that are essentially a steel screw thread and a brass nut that travels on it. However, for maximum precision, you’d like ...

This article was updated May 30, 2023. It was originally published March 20, 2017. Speed is an important characteristic in ball screws, as it is for most motion control devices. But ball screws have ...

Ball screws date all the way back to the late 19th century, when an engineer placed ball bearings inside the nut threads to reduce friction. For centuries, the conventional lead screw (threaded shaft ...