Mould Examples

Small Aluminium.

Benchtop Injection Molding Machine Examples

Some good examples there, plus the videos of their machine pretty much give all the details you need to build one, although I suspect the pretty slow shot speed could cause problems.

Implant Mechanix – Design & Innovation » Building a Simple Injection Mold

Another good walk through of a mini mold

http://www.youtube.com/watch?v=hRr-jqViFSI