This set of 3D-printable STL files includes key elements Clan Ingot Breaker for your Dwarven maps:
The Dwarven Ingot Breaker, an enormous drill machine with spinning head
The Clan Ingot Breaker anvil
A flatbed mine cart, and a mobile anvil on the flatbed (for forging wherever it might be required)
Floors with iron golem parts (because what else do you mine for)
Floors with various piles of ore