Manipulators: Claws vs rollers?

[pfreivald]

Originally Posted by jblay

What are peoples thoughts on how fast they think the roller should run to adequitly pick up the tube?

...as fast as it needs to...

No, really. Depending on the material surface, diameter, and geometry of your roller claw, that answer is going to have a lot of play.

Design, prototype, test, critique, redesign, re-prototype, test, critique, redesign, re-prototype, test, cry a little, critique... Repeat these steps as necessary!