Animated Fan Blades Help

I have a fan that I want to animate, a base mesh and a blades mesh, I want the blades to stay attached to the base but move in a circle like a fan. Ive Ive got it working but the fan does not stay attached to the base. How do I fix this. here is what I have so far. Didn’t know whether to put this in animation or blueprints section so Ive put it in both