Activate Blasting Station by sacrificing Threefold Thunderhulk.
When Threefold Thunderhulk dies, its persist ability triggers, returning it from your graveyard to the battlefield without a -1/-1 counter on it due to its replacement effect.
When Threefold Thunderhulk enters, it and Blasting Station trigger.
Resolve the Threefold Thunderhulk trigger, creating a number of 1/1 Golem artifact creature tokens equal to its power.
When the Golems enter, Blasting Station triggers that many times. Resolve all Blasting Station triggers from this step and step 3, untapping it.