Sunday, 16 October 2011

Friday, 14 October 2011

RAMPS v1.4 and some wiring


testing the z axis motor drive


video


20T driven pulley and spacers


13/10/2011

z motor and arduino mega


11/10/2011

z motor bracket

09/10/2011

z motor arrangement


 z belt tensioned by sliding motor bracket. uses 920mm belt


bracket for mounting electronics opposite motor

mechanical endstops

 

08/10/2011

testing the y axis

arduino uno and stepstick driver

video
test run ...

06/10/2011

y motor drive

the first idler pulley induces an uneven motion in the
timing belt as the teeth pass over the bearing.
need to replace it with a 10 tooth T5 pulley.

8T drive gear




y motor mount and new y bar clamps




mdf y bar clamps replaced with polyester resin
fine adjustment allows free movement for 4 linear bearings

29/09/2011

y motor bracket assembly

linear bearing blocks and leadscrew base


machined from cast polyester resin

23/09/2011

z leadscrew base

y chassis design

provision for 3 or 4 linear bearings

Frame

10/09/2011

09/09/2011