Saturday, November 26, 2005


Insy Winsy Spider...

I've designed a spider to hold the gears together. The holes around the large central hole for the centre gear allow for the mounting of the stepper motor, some stiffening (if necessary), and the attachment of a turntable or linear axis across the top:

I think the gear would be more stable if it were symmetric.

A planetary gear would do the trick.

You could make the ring gear stationary and put it in the "spider".
And then construct an overlay planet carriage that have a central
But the 3 screw threads must not rotate around their common centre...

Vik :v)
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