The third step is to start with the exterior of the book. I wanted to include some 3D printed Halloween effects such as a spider, skull, bone, etc.. So, I 3D printed those items. This is custom. You can add anything you want. Once printed,...
My build started in Fusion 360. First modeling everything that needed to fit within the back and arranged them somewhat to fit tightly. I left room for a raspberry pi, which I did not model because I measured the space between the components and found...
Prepare to install the screen and to bolt the "spine" to it. Display button pistons should also be ready for this phase. You can temporarily affix the display with 1/4 tripod bolt so it won't fall off in further steps. Just don't bolt it in too tightly,...
Assemble body rings onto the spine. This takes two people. Be sure to fully support the spine, and take note to get the body rings in the right order and the right side up.
Since the compartments were completed already, I made holes for the wiring runs. I used the spine of the book to run the wire from front to middle to back and so forth. The book spine served as the wire conduit (see below). I used thin 30 gauge...
If you plan on painting parts, this is probably best time for it - before you thread in any wires, install any other parts and before you melt in heat insert nuts. Remember to sand surfaces, degrease them before priming and painting. I've used cheapest...
Here, we are following the same playbook as the previous servos, but this time we'll attach a servo horn to the inner arm socket joint. Since the PCA9685 board will be kept in the skull, route the servo wire behind the skeleton and into the hole behind...