Selecting the appropriate precision ball screw for an application is by no means an easy process, but when a machine designer’s reputation is on the line, it is an important one.
Few, if any, external factors provide clues about a ball screw’s performance, and poor quality is often, left undiscovered until a component fails prematurely. To avoid this scenario, designers and procurement must carefully select a ball screw after understanding some details of ball screw manufacturing and asking the right questions of ball screw suppliers. The tips and tools outlined below can help avoid premature ball screw failure and give insight into a supplier’s attention to quality and detail.