Completely printable Eggbot
Description
this is a complete printable eggbot
it is also work in progress (for now) but submitting it next week seems a little bit silly to me.
for now, the egg mountings are still to be designed (maybe we can 'borrow' them from somewhere).
!! AND SOMEONE DID, see hbs's page thingiverse.com/thing:13960 for those things, Thanks.
new pen holder (PenHolder-7.stl)
Instructions
mount them together.
see the spherebot for software and electronics thingiverse.com/thing:7656
Clear Holes with 4mm and 6mm drills.
put a 6mm brass tube in the 6mm holes;
the penholder needs to be mounted using a m2 bold and nut.
there are also holes for a little spring for in the penholder peases
Mount everything together using M4 wires and nuts
instructions follow soon,
last parts do so too.
have fun with it ;-)
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I made one! While printing made
ââminor adjustments to the 3D models: SidePart-3 divided into 4 parts (single is not fit to my Makerbot), changed the Penholder and Y-moun-5 for my servo (increased contact area for the lever and simplified servo holder). If the files are needed, I can "make a derivative". Eggcups by rrhb.
The
design creates a good impression :) Electronics is not ready yet.
I'm going to have to figure out how to split part 3 into two so I can make one on my Cupcake. It would be easy enough to fuse the halves back together with acetone based on my experimenting.
I tried splitting part 3 into two pieces that dovetailed together (using dovetail.scad) but the dovetail was too small to be reliably laid down in PLA with my extruder. I ended up just splitting it in half and plan to just glue it together with acetone or superglue or something just like you.
I used the import_stl() function in OpenSCAD (after running the STL through the NetFabb fixer), and then union() and difference() operations with a large cube to get the two halves.
I've made an eggcup holder SCAD and STL at http://www.thingiverse.com/thi.... Feel free to incorporate/borrow or link to it as appropriate to "finish" this thing. I'm still curious as to whether anyone has built one entirely from this design.
has someone built a completed, working eggbot with this design yet? I built a spherebot http://www.thingiverse.com/thi... and it works but like the idea of a fully printable version.
wow i really like the idea of this!
I have some experience with Inventor if you need any tips/help :)
You've made my Easter weekend! I had an EiBotBoard, 2 steppers and a servo waiting for this!!!! :-D


I've put mine together but don't have it working quite right. Tried printing the Hello World example from the Eggbot plugin set and all I managed to get was an equator drawn on the egg. The stepper for the Pen arm doesn't do anything other than twitch. A good way to test is with a plastic egg and a dry erase marker. Failures are just a quick cleanup with a tissue.
On a side note the Part List above says you need 1 MotorPaneBack and 2 Motor-Z-AsMount-2 but I think those quantities are reversed.