I would like to learn how cut a mesh getting a flat surface automatically, so I can 3d print it on that flat surface, and then, have a nice surface to glue both parts after 3D printing them.
I know how to achieve those results on tinkercad, but there should be a way of achieving this, without leaving blender.
Form this model:
I want to achieve this:
What I do to fill the rear is boolean a square, to get the inner shape of the rear.
I get this result
I try to do the same thing I do using tinkercad on blender
I fill the gap:
But when I slice the model there is something weird with the model
Any experts here know how to achieve this propperly without leaving Blender?
Thanks for reading this!