Re: [Emc-users] More progress

2015-07-03 Thread Gene Heskett
On Friday 03 July 2015 10:07:35 Peter C. Wallace wrote: > On Thu, 2 Jul 2015, Gene Heskett wrote: > > Date: Thu, 2 Jul 2015 23:02:31 -0400 > > From: Gene Heskett > > Reply-To: "Enhanced Machine Controller (EMC)" > > > > To: emc-users@lists.source

Re: [Emc-users] More progress

2015-07-03 Thread Peter C. Wallace
On Thu, 2 Jul 2015, Gene Heskett wrote: > Date: Thu, 2 Jul 2015 23:02:31 -0400 > From: Gene Heskett > Reply-To: "Enhanced Machine Controller (EMC)" > > To: emc-users@lists.sourceforge.net > Subject: Re: [Emc

Re: [Emc-users] More progress

2015-07-03 Thread John Thornton
Don't forget to use the coupons to save even more. July 4-5 JULY4TH15% off this one seems to work all the timeNEWSITE1010% off I buy a lot of stuff from McMaster Carr too and like Albany the fasteners are made in the USA. JT On 7/2/2015 7:24 PM, Bruce Layne wrote: > Thank you

Re: [Emc-users] More progress

2015-07-02 Thread Gene Heskett
On Friday 03 July 2015 00:03:58 Bruce Layne wrote: > On 07/02/2015 08:05 PM, Gene Heskett wrote: > > Generally its about .008" off the math at the end of an inch > > on the dial. > > Sometimes ball screws are sold as .2" per turn, but they're actually > 5mm, or .1" per turn and maybe they're 2.5mm.

Re: [Emc-users] More progress

2015-07-02 Thread Gene Heskett
On Thursday 02 July 2015 22:14:36 jeremy youngs wrote: > Gene my DM 860 s count on the rise and fall . screwed with me for 2 > days . I had to double my micro step number in PNC config to get > repeatable indicated readings. We maybe can fix that Jeremy, I downloaded the manual from Longs, and th

Re: [Emc-users] More progress

2015-07-02 Thread Gene Heskett
On Thursday 02 July 2015 22:14:36 jeremy youngs wrote: > Gene my DM 860 s count on the rise and fall . screwed with me for 2 > days . I had to double my micro step number in PNC config to get > repeatable indicated readings. I wondered about that, since the matching DM542's don't. I am not done p

Re: [Emc-users] More progress

2015-07-02 Thread Bruce Layne
On 07/02/2015 08:05 PM, Gene Heskett wrote: > Generally its about .008" off the math at the end of an inch > on the dial. Sometimes ball screws are sold as .2" per turn, but they're actually 5mm, or .1" per turn and maybe they're 2.5mm. I think that should result in close to .016" error per

Re: [Emc-users] More progress

2015-07-02 Thread jeremy youngs
Gene my DM 860 s count on the rise and fall . screwed with me for 2 days . I had to double my micro step number in PNC config to get repeatable indicated readings. -- Don't Limit Your Business. Reach for the Cloud. GigeNET'

Re: [Emc-users] More progress

2015-07-02 Thread Gene Heskett
On Thursday 02 July 2015 19:02:54 John Thornton wrote: > Gene, > > I just wanted to pass along my source for fasteners and they will sell > you just one at a reasonable price. > > Albany County Fasteners I've lost track of that thread John. :( > > http://www.albanycountyfasteners.com/Default.asp >

Re: [Emc-users] More progress

2015-07-02 Thread Gene Heskett
On Thursday 02 July 2015 18:36:33 Dave Cole wrote: > On 7/2/2015 2:04 PM, Gene Heskett wrote: > > What has been others experience in this calibration aspect? Can I > > believe the dial indicator. Being gear driven, over long ranges, > > since a full inch is 10 turns around the dial, my spidey s

Re: [Emc-users] More progress

2015-07-02 Thread Bruce Layne
Thank you John! I greatly appreciate shared links to good sources for materials, tools, etc. I've been buying most of my fasteners from McMaster-Carr. When I need 5000 or more, I try to buy direct but it's a hassle. McMaster-Carr is a good source for prototyping and buying a few fasteners for

Re: [Emc-users] More progress

2015-07-02 Thread John Thornton
Gene, I just wanted to pass along my source for fasteners and they will sell you just one at a reasonable price. Albany County Fasteners http://www.albanycountyfasteners.com/Default.asp On 7/2/2015 1:04 PM, Gene Heskett wrote: > Greetings all; > > I am now calibrated well enough that I can act

Re: [Emc-users] More progress

2015-07-02 Thread Dave Cole
On 7/2/2015 2:04 PM, Gene Heskett wrote: > What has been others experience in this calibration aspect? Can I > believe the dial indicator. Being gear driven, over long ranges, since > a full inch is 10 turns around the dial, my spidey sense says it could > have a cyclic error, but from needle 0 t

[Emc-users] More progress

2015-07-02 Thread Gene Heskett
Greetings all; I am now calibrated well enough that I can actually run wood carving code! And it looks like I could crank up the feed rate a bit, but the finish obtained will determine that. The comment someone made about that BOB being slow, depends on the polarity of the pulses. Using a com

Re: [Emc-users] More progress.

2015-06-30 Thread Gene Heskett
On Tuesday 30 June 2015 17:12:33 Gene Heskett wrote: > In removal, lube and reassemble of the quill in the head, I discovered > that lcd display's controls are all alternate action, in addition too > very well debounced. Nice, but the manual of course doesn't meantion > it loud enough to register.

[Emc-users] More progress.

2015-06-30 Thread Gene Heskett
In removal, lube and reassemble of the quill in the head, I discovered that lcd display's controls are all alternate action, in addition too very well debounced. Nice, but the manual of course doesn't meantion it loud enough to register. However, I had a stack of brass encoder wheels left from

Re: [Emc-users] More progress with by BBB

2013-07-05 Thread Charles Steinkuehler
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 The only problems I have had with pins is when I assign more than one thing to drive them (ie: both the PRU and the hal_bb_gpio driver) or get the muxing wrong in the device tree overlay. The PRU can talk to any GPIO pin on the device, as well as the

Re: [Emc-users] More progress with by BBB

2013-07-05 Thread Troy Jacobson
I might have a lead on the two problematic PWM pins. P8.36: All of the docs that I've seen don't show this pin being assigned to a pru. Does this mean that it isn't available to use with the PRU based pwm generator? It looks like it might have been used with the build-in pwm (ehrpwm) with the ori

Re: [Emc-users] More progress with by BBB

2013-07-04 Thread Charles Steinkuehler
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Adding emc-users to cc: since this might help other folks, and direct email to Troy is being bounced. I noticed in several of my configurations I have I/O pins being driven by both the bb_gpio module and the PRU. This is a bad thing...it doesn't caus

Re: [Emc-users] More progress with by BBB

2013-06-30 Thread Charles Steinkuehler
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 6/30/2013 11:26 AM, Troy Jacobson wrote: > Hi Charles, and all, > > My BBB is making my printer move, and I'm almost to a place I can > use it to make something. The system consists of a bunch of jumper > wires from the BBB to a RAMPS board. Func

[Emc-users] More progress with by BBB

2013-06-30 Thread Troy Jacobson
Hi Charles, and all, My BBB is making my printer move, and I'm almost to a place I can use it to make something. The system consists of a bunch of jumper wires from the BBB to a RAMPS board. Functional, but messy. The next steps are: 1) Tweaking the temperature code to match the thermistor circ