I got a bit further with the Delta Printer but it wasn't pretty. If anyone is interested I have more info here. http://www.robhopeless.com/2011/08/delta-robot-3d-printer-sounds-cool.htmlby Rob Hopeless - Delta Machines
I wish I had access to a waterjet It was cut on my Taig mill. I will post some plans after I get it moving and see if it needs modifications. The threaded rod seemed pretty stiff at the store but for that length there is a little bit of movement. There were some that were about twice as thick, I may try those. Thanks, Robby Rob Hopeless - Delta Machines
It's assembled, now it just needs some code to make it move...by Rob Hopeless - Delta Machines
It uses steppers and is very much like yours but uses gears instead of belts. I have everything cut except the upper arm/gear mounts which I will finish tonight and it should be assembled and moving by tomorrow. Does your code interface with replicatorg or something else? I will need to modify the code for my own use anyway but if I had even a half-way working starting point that would be greaby Rob Hopeless - Delta Machines