[Emc-users] Tech Shop goes out of business

2017-11-15 Thread Jon Elson
It seems that Tech Shop has gone out of business nationally. Jon -- Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot

Re: [Emc-users] Spindle rebuild

2017-11-15 Thread dave
On 11/15/2017 09:22 AM, andy pugh wrote: On 14 November 2017 at 06:22, dave wrote: So: any recommendations for bearing arrangement? This document seems to have about 3x as much information as anyone would need: http://www.exvalos.cz/soubory/File/Machine_Tool_Spindle_Bearing_Selection_and_M

Re: [Emc-users] Spindle rebuild

2017-11-15 Thread Gene Heskett
On Wednesday 15 November 2017 12:22:43 andy pugh wrote: > On 14 November 2017 at 06:22, dave wrote: > > So: any recommendations for bearing arrangement? > > This document seems to have about 3x as much information as anyone > would need: > http://www.exvalos.cz/soubory/File/Machine_Tool_Spindle_

Re: [Emc-users] For Peter C. Wallace

2017-11-15 Thread Gene Heskett
On Wednesday 15 November 2017 10:02:23 Peter C. Wallace wrote: > On Wed, 15 Nov 2017, Gene Heskett wrote: > > Date: Wed, 15 Nov 2017 09:14:49 -0500 > > From: Gene Heskett > > Reply-To: "Enhanced Machine Controller (EMC)" > > > > To: emc-users@lists.sourceforge.net > > Subject: Re: [Emc-users

Re: [Emc-users] For Peter C. Wallace

2017-11-15 Thread Gene Heskett
On Wednesday 15 November 2017 09:59:35 andy pugh wrote: > On 15 November 2017 at 14:14, Gene Heskett wrote: > > 1. How long, probably in cycles, does it take motion to recover when > > it finds a huge change in either its position, or velocity inputs > > which the scale switching causes? > > Unl

Re: [Emc-users] Spindle rebuild

2017-11-15 Thread andy pugh
On 14 November 2017 at 06:22, dave wrote: > So: any recommendations for bearing arrangement? This document seems to have about 3x as much information as anyone would need: http://www.exvalos.cz/soubory/File/Machine_Tool_Spindle_Bearing_Selection_and_Mounting_Guide.pdf -- atp "A motorcycle is

Re: [Emc-users] Spindle rebuild

2017-11-15 Thread dave
On 11/14/2017 02:42 AM, andy pugh wrote: On 14 November 2017 at 06:22, dave wrote: So: any recommendations for bearing arrangement? Why wouldn't you use exactly what Cincinatti used? Ah! Leave it to Andy to ask the logical questions. Vintage of the machine is early '60's. Pretty much de

Re: [Emc-users] For Peter C. Wallace

2017-11-15 Thread Peter C. Wallace
On Wed, 15 Nov 2017, Gene Heskett wrote: Date: Wed, 15 Nov 2017 09:14:49 -0500 From: Gene Heskett Reply-To: "Enhanced Machine Controller (EMC)" To: emc-users@lists.sourceforge.net Subject: Re: [Emc-users] For Peter C. Wallace On Sunday 12 November 2017 05:12:54 andy pugh wrote: On 12 No

Re: [Emc-users] For Peter C. Wallace

2017-11-15 Thread andy pugh
On 15 November 2017 at 14:14, Gene Heskett wrote: > 1. How long, probably in cycles, does it take motion to recover when it > finds a huge change in either its position, or velocity inputs which the > scale switching causes? Unless it is actually using them at the time (being in the middle of a

Re: [Emc-users] For Peter C. Wallace

2017-11-15 Thread Gene Heskett
On Sunday 12 November 2017 05:12:54 andy pugh wrote: > On 12 November 2017 at 01:49, Gene Heskett wrote: > > If I write a hal thing that changes the value pushed into the > > encoder's scale input, how much of a time lag might there be to make > > it effective? > > The scaling does not happen in