[TheForge] Air Hammer Anvil ?
Peter Fels And Phoebe Palmer
artgawk at thegrid.net
Sat Nov 18 04:57:07 EST 2006
good...sorry about the misreading, sounds like you have it well
in hand then. Try to get your mating surfaces as tight as
possible to minimize energy loss to the cold shut joint.
Makes me imagine the horn and tail flopping up each time the
hammer came down, then springing back down as the hammer
rose....sort of like it was learning to fly.
What the hell are we doing up this late?....pete
Madmike wrote:
> Peter and phoebe wrote :
> Mike, a fair rule of thumb is that your anvil should be at least
> 15 times the falling weight of the hammer.
> With that much power it's possible to make your ruskie anvil fly
> like a tiddley-wink across the shop...forget about using the horn
> or tail under power.
>
> Madmike:
> I think you misunderstood what I meant, I would like to use the anvil to top
> the cast iron counterweight not the anvil alone, so the anvil/ram weight
> ratio will be 15~20:1 (1.5~2T counterweight+175lbs anvil / 165~200lbs ram)
> I then would bolt the bottom die on the anvil in the center of the face of
> the anvil, the forces that would get into the horn and tail would only be
> some king of kinetic energy from the 'stopped by the counterweight' down
> motion from the ram impact...
> The horn and tail would only be used with a 4lbs hand hammer...
> I felt some kind of emergency in your mail and can see you're concerned by
> safety, that's good but I'm not fool enough to use a hammer heavier than the
> anvil, lol !
>
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