When you need to convert rotary motion into linear motion, you’re going to want to invest in some form of cam or roller follower. However, it’s not always easy to figure out which style is the best choice for your design if you don’t have a lot of bearing experience....
Before we can answer that question, let’s take a step back and talk about the cam itself. FIRST, WHAT IS A CAM? Simply put, a cam is a device that converts rotary motion – or motion around an axis – to linear motion – motion in a straight line. Think of a camshaft on...