[TheForge] Re: camfollowers

Sun Apr 13 03:28:00 2003

Paul, a friend of mine has built an air hammer with the linear
slides..........works really well.

Ralph
----- Original Message -----
From: "Paul Hewitt" <[email protected]>
To: <[email protected]>
Sent: Friday, April 11, 2003 1:49 AM
Subject: Re: [TheForge] Re: camfollowers

> See now I get all kinds of good answers.  Bigger is always better, 4" cam
> rollers very hard to break...........
>
> My next hammer project is going to use some 2" diameter Thomson rod, and
> some huge recirculating linear bearings with shaft wipers.  Should be
> maintenance free, and hassle free, but we shall see.........
>
> Paul Hewitt
>
>
> ----- Original Message -----
> From: "Tom Troszak" <[email protected]>
> To: <[email protected]>
> Sent: Thursday, April 10, 2003 8:14 PM
> Subject: [TheForge] Re: camfollowers
>
>
> >
> > Message: 2
> > From: "Ralph Sproul" <[email protected]>
> > To: <[email protected]>
> > Subject: Re: [TheForge] Air Hammer Slides.....
> > Date: Thu, 10 Apr 2003 06:59:50 -0400
> > Reply-To: [email protected]
> >
> > Paul, My experience on using cam followers for slide replacements ends
up
> in
> > failure as the cam follers dent the beams as there is to many pounds per
> > square inch with the small surface area of the follower wheel compared
to
> a
> > slide set up.
> > >
> > >
> >
> > I saw the earlier question, and I will verify from my own experiments
> years
> > ago that Ralph is correct, and also throw in that cam follower shafts
are
> > very hard and brittle and snap off at the shoulder after a few hundred
> > blows.  I have tried them for several different applications on power
> > hammers and ended up not trusting them enought to use them in a
production
> > hammer. Your experience may vary...  ;-)
> >
> > Tom Troszak
> > >--__--__--
> > >
> >
>
>_______________________________________________http://mailman.qth.net/mailm
> an/listinfo/theforge
> > >theforge mail list group photo site is
> > >http://www.photoaccess.com
> > >
> > >
> > >
> > >
> > >End of TheForge Digest
> >
> >
> > _________________________________________________________________
> > MSN 8 with e-mail virus protection service: 2 months FREE*
> > http://join.msn.com/?page=features/virus
> >
> > _______________________________________________
> > http://mailman.qth.net/mailman/listinfo/theforge
> > theforge mail list group photo site is
> > http://www.photoaccess.com
> > Login:  [email protected]
> > password:  anvil
> > ___________
> >
> >
> >
>
> _______________________________________________
> http://mailman.qth.net/mailman/listinfo/theforge
> theforge mail list group photo site is
> http://www.photoaccess.com
> Login:  [email protected]
> password:  anvil
> ___________
>
>