17864Re: [multimachine] New MM 11/21 (engineer needed)
- Nov 21 10:27 PMOn 11/21/2013 04:32 PM, Eggleston Lance wrote:
> It would take 73# force to overcome the friction (not mass)Lance, another point in the analysis, assuming SMOOTH steel, slightly
> of the slide sitting on the base, assuming it sits on lubricated steel
> on the slide and base.
> Then you'd have to supply 461# parallel to the base angle to overcome
> the mass.
> So, figure 461+73= 534 # force to move the slide up the base angle.
> For me, I'd use pneumatics or hydraulics, But ropes and pulleys could
> be rigged
> to lower the force to around 90# using a triple upper and lower pulley
> block set.
rough steel is much worse.
"A word to the wise ain't necessary - it's the stupid ones that need the
- << Previous post in topic