CNC

TwitterFacebook
Get flash to fully experience Pearltrees
http://singularityhub.com/2010/04/05/5-axis-robot-carves-metal-like-butter-video/

5 Axis Robot Carves Metal Like Butter (Video) | Singularity Hub

The speed and precision of modern industrial machining robots puts humans to shame. Industrial robots are getting precise enough that they’re less like dumb machines and more like automated sculptors producing artwork. Case in point: Daishin’s Seki 5-axis mill. The Japanese company celebrated its 50th anniversary last year by using this machine to carve out a full scale motorcycle helmet out of one piece of aluminum. No breaks, no joints, the 5-Axis mill simply pivots and rotates to carve metal at some absurd angles. Every cut is guided by sophisticated 3D design software ( Openmind’s HyperMill ).
http://www.cnczone.com/forums/linear_rotary_motion/66381-you_gotta_see.html#post513796 over the Acme thread? If it doesn't, I cant see how the bearing can move with respect to the screw. But if it does, it seems to me there would be

You Gotta See This - CNCzone.com-The Largest Machinist Community on the net!

CNC Machine