Collecting the purchased bits together:
Printed Plastic parts
Stepper Driver Circuit ( non-standard)
Nuts, Bolts, Threaded rod
straight stainless 8mm rods:
bearings ( 48x624 and 2x 608 I think)
Cleaning the swarf from the printed parts: ( twist each part onto the right sized drill bit, and then pull it off without twisting , to clean the swarf properly ):
the extruder mostly done:
the hot-zone , and the epoxy we used:
Building some key parts:
the squashed frog ( made from leftover 6mm clear polycarbonate sheet to the design found here: http://www.thingiverse.com/thing:2107 ) :
the basic mechanics assembled:
the completed extruder:
testing the electronics:
some pictures of the fully assembled model: ( front image)
( side image)
( almost overhead image )
video of the completely assembled machine running it's first print:
first print! ( dodgy, I know! , the settings are still being tweaked) :