Re: Grounded Experimental Delta Printer

nicholas.seward Wrote:
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> Announcing the Gear Drive. Guizmo made a
>
> new thread to discuss a bearingless Simpson
> among other things. (It is a great read if you
> like math and mechanisms.) One product of that
> thread is the Gear Drive or the Proportional Gear
> Drive Joint. It has smashed all my expectations
> and was so impressive that I am rolling it into
> the beta build.
>
> It is strong. It can apply more the 5lbf at the
> arm ends.
> It is fast. It can go faster than 500mm/s
> It is simple. 2 plastic parts. No bearings.
> It is a two sided drive. Gravity and springs
> don't limit performance anymore.
>
>
>
> I look forward to modeling what beta Simpson is
> going to look like now.
>
> Todo: I am waiting on springs and guitar tuning
> pegs for the motor arms. I also need to add limit
> switches. Spring assisted auto-home is gone. I
> have the perfect place for the limit switch.


Wow, I feel happy this design is going to be used on the beta machines! I'm still working on a few ideas derived from that concept.