Originally Posted by luther  hello, i was wondering if i could use a roller chaine and sprocket for a substitute for rack and pinion? and how to mount it thanks. |
These are plasma cutting machines, but it gives you an idea of how it works.
http://www.cnczone.com/forums/showthread.php?t=16634
and the last page of Smilewizards' thread,
http://www.cnczone.com/forums/showth...t=16450&page=7
I wouldn't say that chain is not an option, if installed correctly I believe you could get most of the slop out.
Perhaps it is not accurate enough for routing, but I know that it does work well on other machines, especially plasma