Nice!
Was the Z axis lead screw also a ball screw or did you leave that as ACME? Has
it an anti-backlash nut if still ACME?
John
> -Original Message-
> From: Sam Sokolik [mailto:samco...@gmail.com]
> Sent: April-17-22 6:47 PM
> To: Enhanced Machine Controller (EMC)
> Subject: Re: [Emc-users] Because I can't seem to finish anything... Nebel
> lathe conversion.
>
> Mark - I will have to use that as an excuse.. :)
>
> 2 axis moving!
>
> https://www.youtube.com/watch?v=tItdEEDYy2g
>
> On Sun, Apr 10, 2022 at 11:10 AM Mark Johnsen wrote:
>
> > Cool!
> >
> > On a side note, I just finished listening to Walter Isaacson's biography on
> > Leonardo Da Vinci and wanted to inform you that you're in good company
> > because he had serious issues finishing projects. Of course, humanity got
> > the worse end of that by him not publishing his work. But, when you start
> > to dwell on a project that you haven't finished, just think, "Oh yeah,
> > Leonardo didn't finish many of his projects either."
> >
> > On Sat, Apr 9, 2022 at 7:25 PM gene heskett wrote:
> >
> > > On Saturday, 9 April 2022 21:27:26 EDT Sam Sokolik wrote:
> > > > X is almost ready to test...
> > > >
> > > > https://photos.app.goo.gl/GzyjvC49J2rTXyaG8
> > >
> > > Looking good Sam, similar to what I did to my Sheldon, but my motor mount
> > > is a sliding plate on the front of a much bigger 1/2" apron so I can
> > > screw drive the belt tension, and with stepper/servo's, only a 2/1 ratio
> > > stepdown. X speed max is just over 60" a minute with a 2NM 3 phase
> > > stepper motor. The rest of my apron has the encoder dials to drive it by
> > > hand. Seemed the ideal place to put them. Put them near where the cranks
> > > used to be. Feels natural. I sealed up the tunnel the x screw is in, top
> > > and bottom so swarf can't get to it unless its past center going in. And
> > > I put bellows on the z screw on both sides of the nut for its swarf
> > > protection. I even drilled two of the nuts 6 holes all the way thru so
> > > rapid z movements could let the air get from one bellows to the other w/o
> > > sucking in contaminents.
> > >
> > > > On Thu, Apr 7, 2022 at 8:18 AM Sam Sokolik wrote:
> > > > > Most likely it needs that movement because it can spin 30 + inches ;)
> > >
> > > If it can spin 30", what is the max spindle speed?
> > > > > sam
> > > > >
> > > > > On Thu, Apr 7, 2022 at 5:46 AM andy pugh wrote:
> > > > >> On Wed, 6 Apr 2022 at 20:22, Sam Sokolik
> > wrote:
> > > > >> > The cross slide has around 17 inches of travel... Crazy..
> > > > >>
> > > > >> For gang-tooling perhaps?
> > > > >>
> > > > >> --
> > > > >> atp
> > > > >> "A motorcycle is a bicycle with a pandemonium attachment and is
> > > > >> designed for the especial use of mechanical geniuses, daredevils and
> > > > >> lunatics."
> > > > >> � George Fitch, Atlanta Constitution Newspaper, 1912
> > > > >>
> > > > >>
> > > > >> ___
> > > > >> Emc-users mailing list
> > > > >> Emc-users@lists.sourceforge.net
> > > > >> https://lists.sourceforge.net/lists/listinfo/emc-users
> > > >
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> > >
> > >
> > > Cheers, Gene Heskett.
> > > --
> > > "There are four boxes to be used in defense of liberty:
> > > soap, ballot, jury, and ammo. Please use in that order."
> > > -Ed Howdershelt (Author, 1940)
> > > If we desire respect for the law, we must first make the law respectable.
> > > - Louis D. Brandeis
> > >
> > >
> > >
> > >
> > >
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> > >
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