Want to use your existing CNC Machine as a 3D Printer, then please feel free to check out another thread I just posted.
http://www.cnczone.com/forums/produc...achine_3d.html
It actually works pretty good, if a bit slow compared to a dedicated 3D printer, but saves money.
[ame=http://www.youtube.com/watch?v=0qhEQntvuuU]CNCDudez Router Strap 3D Printing First Test Runs - YouTube[/ame]
Cheers
Sean.