[Peter] has been having some positional repeatability problems with his CNC3020 Router recently ... to figure out why his Z axis wasn’t cutting the mustard. In a CNC system there are 2 major ...

This 5-axis CNC router could soon be an open source tool ... It is extremely large, and in addition to the X, Y, and Z axes that you’d expect to find on CNC machinery, it can tilt and rotate ...

CNC routers have a minimum of 3 axes: X, Y and Z, or a 3 dimensional tool travel path. Some have more which means the tool head, or spindle, can rotate the router bit from one to three dimensions. For ...