Re: [Emc-users] adding hardware pouse/resume button

On 11/25/2016 10:31 AM, Tomaz T. wrote: > I'm trying to implement hardware push button (NO) for pause/resume program, > but it has no effect and I'm not sure what is wrong or missing > > > I've done this, a toggle button that turns on feed hold. Here's the HAL code (feedhold.hal) : loadrt toggle

Re: [Emc-users] ATS667 help plz

> On 13 November 2016 at 19:32, MC Cason wrote: >> In the late '90s, I bought a set of Bomalloy drills, which cost me >> about $250 for a set of their fractional drills. That was the best >> investment I ever made, because ~20 years later, I still have that set. >>

Re: [Emc-users] ATS667 help plz

On 11/13/2016 03:34 AM, Gene Heskett wrote: > On Sunday 13 November 2016 00:21:24 Jon Elson wrote: > >> On 11/12/2016 08:29 PM, Gene Heskett wrote: >>> Back again; >>> >>> I stuck the 2nd one back in, right way to, but I guess it did not >>> surv

Re: [Emc-users] ATS667 help plz

On 11/12/2016 08:29 PM, Gene Heskett wrote: > Back again; > > I stuck the 2nd one back in, right way to, but I guess it did not survive > the reversed polarity, it can only pull down about half a milliamp. I > have 7 more of them so I will use new ones for the last 2, A/B. > > But watching the

Re: [Emc-users] ATS667 help plz

On 11/12/2016 04:31 PM, Gene Heskett wrote: > > The $190 one linked from that page has an led light on a gooseneck. That > to me would be a pain to keep aimed, but would get rid of the specular > glare from the around the lens ring lights. Thinking, but how often > would I use it? > > Right.

Re: [Emc-users] ATS667 help plz

On 11/12/2016 01:09 PM, Gene Heskett wrote: >> > Which reminds me, I do have an illuminated magnifier lamp. But it doesn't > have enough lead in its ass to stay where its put, frequently tipping > over on its nose. I made up a little tripod thing for my microscope, but they ended up with a

Re: [Emc-users] Lathe config Q's

>> On Friday 11 November 2016 06:11:54 andy pugh wrote: >> >> That, and I am running out of patience with glues, these >> AT-667's are in trenches of the mounting bracket, which >> is made out of 7076-t6, cut dry, and the cut washed with >> acetone, but the superglues, with days of setup time,

Re: [Emc-users] ATS667 help plz

On 11/12/2016 02:45 AM, Gregg Eshelman wrote: > Some university in China has invented eyedrops that get rid of cataracts. > There's an enzyme that depletes and its loss is a cause of cataracts. It's > worked in animal tests. HOLY S**T! Of course, the medical INDUSTRY won't be thrilled with

Re: [Emc-users] ATS667 help plz

On 11/11/2016 09:12 PM, Gene Heskett wrote: > So what do they use that molded cross in the other face > for, some sort of a seating registration scheme when it in > a vehicle part? Most likely, yes. > And I just found a callout pointed to the branded face, on > page 13 of the docs. I have got

Re: [Emc-users] ATS667 help plz

On 11/11/2016 06:25 PM, Gene Heskett wrote: > > There is some ambiguity in whats left of my mind as to which face is > which. I have always assumed that the cross groove pattern face is the > active face, is this wrong and I should turn them over so the smooth > face is toward the gear? YES! The

Re: [Emc-users] max_velocity during execution - multiple axis

On 11/07/2016 09:51 AM, Tomaz T. wrote: > I'm very very sorry, I really did't want to blame anyone, especially > developers, I really appreciate your work an effort to bring Lcnc this far. I > just wanted to present my situation and what triggered to open this > discussion. Anyway I'm using my

Re: [Emc-users] 7i90HD programming

On 11/02/2016 11:12 AM, Chris Albertson wrote: > So there is no why out of needed an old printer port interface? That > means finding an old PC. It there no why to flash the card using (say) > JTAG? The printer port is long obsolete. > > No, you can get PCI and PCIe parallel port cards at

Re: [Emc-users] Question regarding fuses, line reactors

On 11/01/2016 07:33 AM, John Alexander Stewart wrote: > Line Reactors. 10A. Generally a good idea or not really worth worrying > about? > > Well, if you have interference problems, especially when the spindle is running, then you may benefit from them. I had a few things close to my mill that

Re: [Emc-users] An observation on digital calipers

On 10/31/2016 06:28 AM, andy pugh wrote: > My little digital caliper is playing up. It could just be a low > battery, it has been flashing the LCD for at least a year. > (As an aside, why do they run normally for about a week then flash the > display for about a year?) > Anyway, moving the slider

Re: [Emc-users] Display issue

On 10/27/2016 10:58 AM, chris wrote: > I just started having a display issue that cropped up this morning when I > started up my EMC machine. For some reason the widow controls that normally > show > up in the right hand corner of the window aren't there. The ones that let you > minimize,

Re: [Emc-users] Moving past Home Switch

On 10/26/2016 07:11 AM, andy pugh wrote: > On 26 October 2016 at 03:19, Jon Elson <el...@pico-systems.com> wrote: >> Assuming your home switch is 1 inch from the top (max limit) >> and 4 inches from the bottom (min limit), >> and that the HOME_OFFSET is 0, then you sh

Re: [Emc-users] Moving past Home Switch

On 10/25/2016 06:04 PM, hubert wrote: > Is there any way to move past home position. > > Each of my Axis, X, Y, and Z use three sensors to provide inputs for min > and max limits and Homing. We have the Home switch set about 1 inch > inside the max limit switch. However, We need to raise the Z

Re: [Emc-users] It was a great LinuxCNC Fest!

On 10/24/2016 08:48 AM, dragon wrote: > Just wanted to send out a big thanks to Stuart and the rest of the Helix > Machine team for hosting us. I would also like to thank all of the other > attendees for the knowledge and patience that they shared. I learned a > lot and look forward to next year.

Re: [Emc-users] New stepper-servo

On 10/19/2016 01:08 PM, Kirk Wallace wrote: > On 10/19/2016 10:53 AM, andy pugh wrote: >> On 19 October 2016 at 18:34, Roland Jollivet >> wrote: >> >>> While the devices have a high resolution, look at pg.7 for all the >>> non-linearity specs. So while you may discern

Re: [Emc-users] Linuxcnc on arm (scheduling)

On 10/16/2016 11:47 AM, Chris Albertson wrote: > On Sun, Oct 16, 2016 at 1:13 AM, Nicklas Karlsson < > nicklas.karlsso...@gmail.com> wrote: > >> . >>> The master board sends the latch command on the parallel >>> port bus to other boards on the bus, as well as the >>> computer. The computer would

Re: [Emc-users] Linuxcnc on arm

On 10/14/2016 09:50 PM, Chris Albertson wrote: > No, it would not get you to ns levels. > > >I've >> wanted to set this up on X86 through the parallel port for >> some time (since about 2002, in fact) but it would take some >> serious hacking on the PPMC driver. It looks like it might >> be

Re: [Emc-users] Pico Systems Universal Stepper Controller Power Connection

On 10/14/2016 07:19 PM, Joshua Glenn wrote: > Hello all. I am wondering if the universal stepper controller from Pico > Systems requires an external 5V power supply or not. And, if so, what is > the current requirement and to what terminals should I connect it? > It requires an unregulated source,

Re: [Emc-users] Linuxcnc on arm

On 10/14/2016 12:09 PM, Erik Friesen wrote: > I guess I am not following how a hardware interrupt gets mapped to the > userspace/lcnc servo thread. Any pointers on this? > > Supposedly, this is fairly easy to do on the rt-preempt kernel. It seems it was harder to do this through RTAI. Michael

Re: [Emc-users] Linuxcnc on arm

On 10/14/2016 08:11 AM, Charles Steinkuehler wrote: > On 10/14/2016 7:11 AM, Erik Friesen wrote: >> @Sebastian Kuzminsky Thanks for those docs. >> >> @Charles Steinkuehler >> >> How would you link an interrupt to linuxcnc? > Setup a Mesa card with a periodic timer that triggers a capture of the >

Re: [Emc-users] Any Interest or Ideas for a Linuxcnc Fest 2016 ?

Update, I booked a room at the Wichita Inn Airport, for $59 (plus taxes) through Travelocity. They have more rooms at that rate. Free breakfast, and the specifically mention WIRED Ethernet (which usually works way better than most motel wi-fi.) I'm planning on driving down on Monday the

Re: [Emc-users] Happy 82nd to me, and the latest version of my G76 tweaker for you

On 10/04/2016 07:48 AM, Gene Heskett wrote: > Greetings all; > > I re-thought how to do a G76, both in terms of maybe hitting the correct > thread od, and in how to minimize the backaway for doing internal > threads to the absolute minimum. Happy birthday, and many MORE! Jealous of your ability

Re: [Emc-users] Any Interest or Ideas for a Linuxcnc Fest 2016 ?

On 09/28/2016 06:07 PM, Sebastian Kuzminsky wrote: >>> >>> The plan is: >>> >>> Monday October 17 through Sunday October 23 >>> Helix Machine, 3434 West Harry, Wichita, Kansas >>> >>> It's going to be a rocking nerdy good time. >> Where is everyone staying? I think last time I stayed at the Days

Re: [Emc-users] snagged touch probe on eBay - anybody know how to interface ?

On 09/27/2016 10:36 AM, Gene Heskett wrote: > On Tuesday 27 September 2016 09:29:47 Ken Strauss wrote: > >> The discussion has been regarding the optically coupled probe. Has >> anyone had success with the inductively coupled ones? Is it feasible >> to make your own IMM module? > I'd have to say

Re: [Emc-users] Anybody have an idea how...

On 09/25/2016 02:04 PM, Danny Miller wrote: > I did have a theory it was potmetal. Wasn't as bright and metallic as > aluminum. > > Once you are familiar with it, potmetal is easy to spot. First, it is hard and brittle, and rings loudly when struck. Or, you can take pliers and try to beak off a

Re: [Emc-users] Anybody have an idea how...

On 09/25/2016 01:11 PM, Danny Miller wrote: > Some of our folks built a metal kiln and we tried to melt some aluminum > swarf the neighboring metalshop discarded, at least what we thought was > aluminum (no confirmation, but it wasn't steel). We got almost no metal, > just inches of dross. No

Re: [Emc-users] Anybody have an idea how...

On 09/24/2016 01:58 PM, Gene Heskett wrote: > 43/25.4 to get inches = 1.6929etc * pi *rpms, so its 3.63" > per rev, and 800 revs is then 2900 SFM. So I should be > turning at least 1200-1300 to dup that. Right? Well, 800 RPM is not insanely slow for that diameter. I didn't realize this was

Re: [Emc-users] Anybody have an idea how...

On 09/24/2016 01:26 PM, Gene Heskett wrote: > > > That alu oxide forms behind the cutting edge in free air in about 1 > millisecond, and its the 2nd hardest substance known to man. And its > that oxide that eats our tools for lunch. Even carbide succumbs > eventually. Oh, one other thing is to

Re: [Emc-users] Anybody have an idea how...

On 09/24/2016 08:46 AM, Gene Heskett wrote: > On Saturday 24 September 2016 04:35:23 Nicklas Karlsson wrote: > >> For aluminium I have vague memory there is a non optimal speed there >> metal stick the most. Can't however if it was feed rate or rotational >> speed of tool. > Probably surface speed

Re: [Emc-users] Anybody have an idea how...

On 09/24/2016 03:04 AM, john mcintyre wrote: > Good Day All, > Problems with machining sticky material. > I find wd40 or crc penetrating fluid in the pressure pack and use the fine > tube nozzle to direct the > spray right onto the cutting tip . > This is good for all sticky materials as it stops

Re: [Emc-users] Anybody have an idea how...

On 09/23/2016 08:50 PM, Ken Strauss wrote: > Is that "Wilbro" or "Winbro"? Any idea who sells it in Canada? > > Whoops, sorry, it is Winbro (Winfield Brooks) and I think most of the machine shop supply places ought to have it. MSC does, I just looked. It is AlumTap, I added the dash by

Re: [Emc-users] snagged touch probe on eBay - anybody know how to interface ?

On 09/20/2016 11:49 PM, hubert wrote: > It will be a while before I will start getting results. I need to pick > up the Mill and then find a way to get it into my shop. The shop is a > converted bedroom with only a 36" door opening out on a backyard Patio. > With luck we will get it wired in

Re: [Emc-users] snagged touch probe on eBay - anybody know how to interface ?

On 09/20/2016 06:27 PM, hubert wrote: > Jon > > I ordered some QSE159's to use as detectors and some ir leds for > generating turn on. I have an FPGA board and some arduino's to try for > the control logic. One question. If an FPGA can be used for the > control logic, couldn't the FPGA on the

Re: [Emc-users] snagged touch probe on eBay - anybody know how to interface ?

On 09/20/2016 11:59 AM, Sarah Armstrong wrote: > Guy's > i'm looking at my renishaw probes , i'm not sure if i am seeing this > correctly > but apart from decoding the stream , i'm seeing when not touching the > probe emits a signal at about 150khz. When it senses touch it goes up to > 160khz. >

Re: [Emc-users] xl pulleys

On 09/19/2016 12:09 AM, Gene Heskett wrote: > Greetings all; > > Do any of you know of a pulley maker that can supply a large hub in in a > 40 tooth pulley that is also more than an inch wide at the hub? > > > I always buy my pulleys with undersize bores and bore them out. Stock sintered pulleys

Re: [Emc-users] Oneshot question

On 09/16/2016 09:58 AM, Gene Heskett wrote: > On Friday 16 September 2016 08:58:53 andy pugh wrote: > >> On 16 September 2016 at 13:46, Gene Heskett > wrote: >>> Ok, what I need is a true output for any input condition of i0 and >>> i1 except i1 true and i0 false. function

Re: [Emc-users] output sink of the 667 hall effect?

On 09/13/2016 12:07 PM, Jon Elson wrote: > On 09/12/2016 10:25 PM, Gene Heskett wrote: >> On Monday 12 September 2016 23:08:53 Gregg Eshelman wrote: >> >>> Why not use twisted pair ethernet cable? >>> >> Because its single strand solid and supposedly fra

Re: [Emc-users] output sink of the 667 hall effect?

On 09/12/2016 10:25 PM, Gene Heskett wrote: > On Monday 12 September 2016 23:08:53 Gregg Eshelman wrote: > >> Why not use twisted pair ethernet cable? >> > Because its single strand solid and supposedly fragile? The ribbon is 7 > strand & able to stand more flexing. > > There is "jumper" cable

Re: [Emc-users] output sink of the 667 hall effect?

On 09/12/2016 12:43 PM, Gene Heskett wrote: > Greetings all; > > I see by the spec sheet that the allegro 667 gear sensor can sink up to > 25 mills. > > But with 3 such sensors on the end of a long cable back to the breakout > board, probably 7 foot by the time I get it routed, I am concerned with

Re: [Emc-users] touch probe

On 09/03/2016 08:47 PM, Chris Morley wrote: > motion.feed-inhibit would be the one to use. > > only (maybe) homing and synch moves are un fazed by it. > > This appears to be a new feature in 2.8 or so, my older version doesn't have this pin, but it does have motion.feed-hold, so I used that. So,

Re: [Emc-users] snagged touch probe on eBay - anybody know how to interface ?

On 09/08/2016 09:56 AM, Florian Rist wrote: > Hi Jon > >> Yes, I thought about building a receiver out of various >> parts, but there are application specific parts that combine >> all this in one unit. Most are made with 38 KHz band pass >> filters for VCR remote controls, > Yes, that's why I

Re: [Emc-users] "Probe triggered during jog"

On 09/07/2016 02:25 PM, andy pugh wrote: > On 7 September 2016 at 20:11, Jon Elson <el...@pico-systems.com> wrote: >> The stylus will only cost $75 or so > Maybe less than that. Is it Renishaw style? > http://www.renishaw.com/shop/stylihome.aspx > > No, of course not

Re: [Emc-users] snagged touch probe on eBay - anybody know how to interface ?

On 09/07/2016 01:12 PM, Florian Rist wrote: > Hi Jon, > thanks for the update on your experiments, very interesting. > >> I still need to build a better IR transmitter and receiver >> so that can be more than a few inches from the probe. > Regarding the receiver I have not built anything yet, but

Re: [Emc-users] "Probe triggered during jog"

On 09/07/2016 07:52 AM, John Kasunich wrote: > > > You wouldn't think that if you ever ran the business end of a $500 > probe into the side of a vise while jogging > > I am just setting up a $4000 Blum TC50 probe that I was incredibly lucky to snag on eBay. I'm going to hook up a watchdog to

[Emc-users] touch probe

Does anybody know if the touch probe gcode (G38) obeys motion.feed-hold? (I'm guessing it should, but wondered if anybody knew?) This Blum probe I got has IR communication, and sends a single serial byte every 16 ms when there is no event, and sends a byte immediately when there is a change

Re: [Emc-users] Nice old iron

On 09/02/2016 03:50 PM, andy pugh wrote: > http://www.ebay.co.uk/itm/Various-machines-untested-/282157105171?hash=item41b1dfc013:g:md0AAOSwRGlXqFQ2 > > You would need a big truck for all 11 machines. > > There is something about the Ikega I like, but my garage is full. No, > really, it is. > Ugh,

Re: [Emc-users] What does "CNC" really mean?

On 09/02/2016 12:34 PM, Ken Strauss wrote: > Is that using paper or Mylar tape? Did you account for the weight reduction > due to chad removed? > > How could he, unless he knew the data? Lots of ones makes the tape lighter, lots of zeroes keeps it heavy. Jon

Re: [Emc-users] What does "CNC" really mean?

On 09/02/2016 12:13 PM, John Kasunich wrote: > > On Fri, Sep 2, 2016, at 07:29 AM, Bruce Layne wrote: >> >> On 08/31/2016 10:22 PM, Gregg Eshelman wrote: >>> Surprising that just for the fun of doing it, someone hasn't built a >>> punched tape reader for a 3D printer. >> >> Have you SEEN 10MB of

Re: [Emc-users] Upset old fart

On 09/02/2016 08:21 AM, Gene Heskett wrote: > On Friday 02 September 2016 01:32:55 Jon Elson wrote: > But, best to check with John > Knox on the Sheldon group, he is from the family that owned > Sheldon and worked for a number of years in the factory. He > has the remaining doc

Re: [Emc-users] Upset old fart

On 09/01/2016 11:45 PM, Andy Pugh wrote: > >> On 2 Sep 2016, at 01:07, Gene Heskett wrote: >> >> one problem, the SOB is made out of aluminum! >> >> So, what the heck do I do about that? > How about using it? It appears to have lasted this long and the lathe saddle > gib

Re: [Emc-users] What does "CNC" really mean?

On 08/31/2016 12:05 PM, sam sokolik wrote: > We resurrected a MilwaukeeMatic IIIb. > > http://electronicsam.com/images/KandT/oldkandt.JPG > http://electronicsam.com/images/KandT/DSCCurrent.JPG > http://electronicsam.com/images/KandT/conversion/frntcontroller.JPG (we > used a 386 as a tape

Re: [Emc-users] What does "CNC" really mean?

> On 31 August 2016 at 07:42, wrote: >> Got into a bizarre argument... so of course it was initially "Computer >> Numeric Control". I was noting people breaking it down to explain it to >> people as "which means it's 'computer numeric controlled'" but that seems to >>

Re: [Emc-users] snagged touch probe on eBay - anybody know how to interface ?

On 08/18/2016 09:41 PM, Jon Elson wrote: OK, I have an interface pretty much working on the bench to control/sense the probe. I spent a bunch of time looking for a data pattern for input to the probe, and finally think it does NOT accept data. It takes a quarter-second burst of IR pulses

Re: [Emc-users] LinuxCNC officially rocks

On 08/28/2016 12:49 PM, Gene Heskett wrote: > > I got that survey as an email, but when I went to supply the data asked > on the web form, I had to fill in lots more personal info than they > needed to do the survey before I could get to the rate cnc's page. That > included my unlisted phone

Re: [Emc-users] LinuxCNC officially rocks

On 08/28/2016 12:42 PM, andy pugh wrote: > On 28 August 2016 at 17:27, Jon Elson <el...@pico-systems.com> wrote: >> JUST 18?? Hmm, this is a pretty sparse survey, then. >> Disappointing. > 250 responses, 24% low-level controls, 30% of that LinuxCNC. > > That d

Re: [Emc-users] LinuxCNC officially rocks

On 08/28/2016 05:43 AM, andy pugh wrote: > On 28 August 2016 at 00:18, Jon Elson <el...@pico-systems.com> wrote: >> Oh, they have the share data if you click the link for the >> whole survey. VERY impressive numbers for LinuxCNC! > All based on a total of approx 18 respo

Re: [Emc-users] LinuxCNC officially rocks

On 08/27/2016 04:42 PM, Andrew wrote: > Interesting data > http://blog.cnccookbook.com/2016/08/26/outstanding-satisfaction-loved-cnc-controls-2016/ > > Oh, they have the share data if you click the link for the whole survey. VERY impressive numbers for LinuxCNC! Jon

Re: [Emc-users] LinuxCNC officially rocks

On 08/27/2016 04:42 PM, Andrew wrote: > Interesting data > http://blog.cnccookbook.com/2016/08/26/outstanding-satisfaction-loved-cnc-controls-2016/ > > WOW! I'd really love to see how many responses they got for each of these! Jon

Re: [Emc-users] Info needed.

On 08/24/2016 12:02 PM, Gene Heskett wrote: > On Wednesday 24 August 2016 12:39:39 Jon Elson wrote: > >> >> OK, so when a ferrous object passes left-to-right across the >> sensor, the output goes high, and then holds. >> When the object passes right-to-left, then the

Re: [Emc-users] Info needed.

On 08/23/2016 10:22 PM, Gene Heskett wrote: > On Tuesday 23 August 2016 22:13:55 Jon Elson wrote: > >> On 08/23/2016 04:09 PM, Gene Heskett wrote: >>> On Tuesday 23 August 2016 06:55:03 andy pugh wrote: >>>> For gear tooth detection you probably want >>>

Re: [Emc-users] Info needed.

On 08/23/2016 04:09 PM, Gene Heskett wrote: > On Tuesday 23 August 2016 06:55:03 andy pugh wrote: > >> >> For gear tooth detection you probably want >> http://www.ebay.com/sch/i.html?_from=R40&_trksid=p2050601.m570.l1313.T >> R0.TRC0.H0.XATS667.TRS0&_nkw=ATS667&_sacat=0 > 10 ordered, I'll figure

Re: [Emc-users] Info needed.

On 08/23/2016 05:55 AM, andy pugh wrote: > On 23 August 2016 at 10:37, Gene Heskett wrote: > >> Does this device, which I see 5 for a dollar on ebay, have a builtin bias >> magnet? > No. > > For gear tooth detection you probably want >

Re: [Emc-users] snagged touch probe on eBay - anybody know how to interface ?

On 08/18/2016 01:57 PM, Florian Rist wrote: > Hi Jon > >> Thanks, not sure it corresponds. > Here is one that should fit: > > http://www.modmash.nnov.ru/prod/blumdl/umtc.pdf > > It explicitly covers the P03.5000-010-A2 (that's the type number of a > TC50 probe, second generation), BUT it is in

Re: [Emc-users] snagged touch probe on eBay - anybody know how to interface ?

On 08/17/2016 01:01 PM, Florian Rist wrote: > Hi Jon > >> And, the info available from Blum is only >> sales info, with no user manual or anything that >> I can find. > I had a quick look and fond a lot of info on the TC60. Its identical to > the TC50 except it uses radio instead of IR. The

Re: [Emc-users] snagged touch probe on eBay - anybody know how to interface ?

On 08/17/2016 01:52 AM, Gregg Eshelman wrote: > With all those lights, it may be an alien probe. ;) > Close Encounters of the Third Kind (6/8) Movie CLIP - Communicating with the > Mothership (1977) HD > I watched an online video, and it blinked a regular pattern on the green LED, and changed to

Re: [Emc-users] snagged touch probe on eBay - anybody know how to interface ?

OK, got the unit in today. it does not seem corroded or damaged in any way. The 9V battery in it was dead, of course. So, it is a bit more complicated that I had hoped. It seems to send an 8-bit data pattern, and two bits flip in opposite directions when the stylus is deflected. I'm

Re: [Emc-users] snagged touch probe on eBay - anybody know how to interface ?

On 08/13/2016 12:32 PM, Valerio Bellizzomi wrote: > On Sat, 2016-08-13 at 11:12 -0500, Jon Elson wrote: >> On 08/13/2016 12:39 AM, Valerio Bellizzomi wrote: >>> is this probe good ? >>> >>> http://www.ebay.com/itm/142053837865?ssPageName=STRK:M

Re: [Emc-users] snagged touch probe on eBay - anybody know how to interface ?

On 08/13/2016 12:39 AM, Valerio Bellizzomi wrote: > is this probe good ? > > http://www.ebay.com/itm/142053837865?ssPageName=STRK:MESINDXX:IT&_trksid=p3984.m1436.l2649 > > This is a hobby-grade probe made in a guy's home shop, I believe. Still, on a hobby-grade machine, it may be better than you

Re: [Emc-users] snagged touch probe on eBay - anybody know how to interface ?

On 08/11/2016 10:15 PM, Ken Strauss wrote: > See https://www.google.ca/patents/WO2007028964A1 > The protocol may be more complicated than you think! Well, that's Renishaw's RF link patent. Blum also has an RF link on some probes, but the one I got is IR. Hopefully, it will be a lot simpler.

[Emc-users] snagged touch probe on eBay - anybody know how to interface ?

I just managed to snag a Blum TC50 touch probe on eBay for $50 delivered. Seems to be a $4000 probe. http://www.ebay.com/itm/272331012422 Some videos show that it has green LEDs that blink once a second or so when turned on, and red LEDs that flash when the probe contacts something. Also,

Re: [Emc-users] Nother Q about these Chinese inverters

On 07/24/2016 05:40 PM, Gene Heskett wrote: > Greetings to you who are running an inverter driven spindle; > > I have one of those 1 HP 230 volt 3 phase motors on the table, in this > case the one with the noisy bearings but it still rolls dead free. > > With the inverter set to 90 hertz and its

Re: [Emc-users] I did hit a lick today

On 07/22/2016 03:54 PM, Gene Heskett wrote: > Thats one of the reasons I thought the 627 was the better device. Then I > recalled that the index pulse resets the encoder counter, and it seems > to me that the unit used for an index pulse would have its stuff all in > one sock by the second time

Re: [Emc-users] Semi OT: Can't measure Index pulse on encoder

On 07/22/2016 07:45 AM, Leonardo Marsaglia wrote: > > I see. Didn't know or remember that halscope worked on the base thread. > Well, something new I'm learning about LinuxCNC :) > When you start Halscope, you select the thread to attach the sampler to. Jon

Re: [Emc-users] I did hit a lick today

On 07/22/2016 05:25 AM, TJoseph Powderly wrote: > Hi Gene > some reports on ATS-667 > " What I found is that the polarity of the output is not the same when > the unit is powered with a tooth in sensing range as it is when a tooth > is not there! " > > These sensors do NOT detect the presence of

Re: [Emc-users] EDM with continuous wire?

On 07/21/2016 12:16 AM, Gene Heskett wrote: > On Thursday 21 July 2016 00:00:12 TJoseph Powderly wrote: > >> Gene >> once again your post title ran me off as i took it to be correct >> your post is titled 'continuous wire' >> not disk, hahaha >> > My bad Tomp, I thought about it, but understood

Re: [Emc-users] Semi OT: Can't measure Index pulse on encoder

On 07/13/2016 08:56 AM, Leonardo Marsaglia wrote: > Hello to all. > > We just tested some Heindenhain encoders and as happened with other > encoders we can't sense the index pulse. We tried to detect it with a 20 > nano seconds period on a digital scope but nothing happens. All the other > pulses

Re: [Emc-users] Need some advice on where to buy shim stock in custom widths

On 07/12/2016 04:31 PM, Gene Heskett wrote: > > So the question is: Who is likely to be able to supply this stuff 0.010" > thick by 0.400 wide? Brass or SS would be a never mind. > > I think McMaster-Carr and MSC stock kits of brass shim stock with about 15 thicknesses (.010" definitely in the

Re: [Emc-users] Any Interest or Ideas for a Linuxcnc Fest 2016 ?

On 06/22/2016 01:09 PM, Stuart Stevenson wrote: I laboriously converted one of my C programs for generating G-code to Python, as an attempt to make it into a G-code wizard. I might like to work with one of the Python gurus to critique what I've done and eventually convert all of my c

Re: [Emc-users] A friend bought an old Monarch lathe

On 06/18/2016 12:39 PM, James Isaac wrote: > - The three jaw chuck is reported to be missing parts. If the chuck is old, and well-used, it would be good to just buy a new chuck. Phase-II makes some very nice chucks at affordable prices. No need to do anything until other issues are

Re: [Emc-users] Any Interest or Ideas for a Linuxcnc Fest 2016 ?

On 06/15/2016 10:48 AM, Stuart Stevenson wrote: > Gentlemen, > I propose the week of Oct 3rd through whenever the last person leaves. > Check your schedules against these dates and let the list know if you have > conflicts. I just got back from the CNC Workshop in Dearborn. Gave an all-day

Re: [Emc-users] test

On 06/11/2016 03:19 PM, Gene Heskett wrote: > On Saturday 11 June 2016 07:04:07 John Thornton wrote: > >> people using thunderbird what shows up in the correspondents field of >> this email? >> >> JT > I am not using t-bird John, a long standing dislike for the difficulty in > adding new folders

Re: [Emc-users] M codes

On 05/27/2016 06:16 PM, Matthew Hubbard wrote: > Hi allI am in the process of doing a retrofit on an old yuasa cnc mill. The > machine has a relay board that i can interface with that executes m codes. > For example if i ground the coil of the relay (momentarily) for the M3 relay, > the

Re: [Emc-users] linux forum

On 05/26/2016 11:45 AM, Nicklas Karlsson wrote: > You could tell your E-mail software to put these E-mails in a separate sub > folder? > > Yes, I do this with Thunderbird. All the various mail lists get sorted into a couple dozen folders based on some text in the subject line. Makes it much

Re: [Emc-users] Affordable DC treadmill motor PWM power supply?

On 05/26/2016 01:16 AM, Gregg Eshelman wrote: > Is there a sub $100 PWM DC motor power supply suitable for treadmill motors, > with a rheostat control for manual speed setting plus a CNC control input, > with a switch connection to select between them? KB electronics makes those sorts of

Re: [Emc-users] linuxcnc and raspberry pi3

On 05/22/2016 11:39 AM, Gene Heskett wrote: > > See this jpg, I am sofware stepping on that machine yet. >> And now with turbo on. >> Much better! >> And I think there is still space :) >> >> That is respectable, in line with many X86 systems. Jon

Re: [Emc-users] linuxcnc and raspberry pi3

On 05/22/2016 11:11 AM, W. Martinjak wrote: > > And now with turbo on. > Much better! > And I think there is still space :) > > Umm, 33 u7s jitter on a 25 us thread doesn't sound all that great! Now, if you don't need a base thread, 30 us jitter on the servo thread could be usable in many

Re: [Emc-users] Plasma Mistake

On 05/19/2016 08:13 AM, Jim Craig wrote: > > Don't ever forget to hook up the ground to the plasma cutter! > > One suggestion is to run an EXTRA ground cable from the plasma power supply to the machine table. Not the base of the frame, but the actual table the work sits on, if that moves.

Re: [Emc-users] Need some advice

On 05/15/2016 12:06 AM, Gene Heskett wrote: > This makes me think I should only have a couple hundred > for eats etc, and put the rest on the card. But how much > would getting that sort of sheckles from a strange ATM > cost, or should I get a bank draught, payable to the > seller? Something

Re: [Emc-users] Cutting cast iron with a dry diamond blade

On 05/09/2016 09:08 PM, Gene Heskett wrote: > > So I guess my assumptions are fairly correct, eg turn it slow enough not > to spew sparks, and don't force it. The latter I am doing but at very > low rates of feed, and motions that limit the rims contact with a wide > area of the casting. The

Re: [Emc-users] Test

On 05/08/2016 06:59 AM, John Thornton wrote: > My replies to the list show up to me as from "EMC Mailing List" > lately... I wonder what is up with that? > > This one did not! Jon -- Find and fix application performance

Re: [Emc-users] Copying an installation

On 05/07/2016 11:35 AM, Gene Heskett wrote: > The only problem I've had with just moving the drive, is > convincing udev to leave the name of the eth0 port the > hell alone. Everytime you move the drive to a different > box, it thinks the discovered ethernet port(s) are new, This will also

Re: [Emc-users] Copying an installation

On 05/07/2016 10:34 AM, Danny Miller wrote: > So as per previous thread, I may be moving this to another PC. And > probably change to an SSHD. > > I spent a ridiculous amount of time getting the OS and LinuxCNC RT > installed and configured. And I didn't do all of it myself so it's not > a

Re: [Emc-users] Realtime Error ?

On 05/06/2016 09:12 AM, Jim Craig wrote: > I have set up my router with my new computer. This computer runs at > about 25ms jitter on the base thread for hours with 2 glxgears running, > moving windows, copying files etc. I hope that is 25 us, not ms. 25 us is not great, as it causes a 2.5%

Re: [Emc-users] Appropriate PCs

On 05/06/2016 01:55 AM, Danny Miller wrote: > I understand the computational requirements are not stressful, but I > know some have management issues. > > Right now I have a old Dell computer with one of the chipsets > specifically listed as "bad". I'm running Linux RT and LinuxCNC 2.7.4 > with a

Re: [Emc-users] SSR Issues, Thyristor dv/dt

On 05/03/2016 12:39 PM, andy pugh wrote: > On 3 May 2016 at 18:16, Jon Elson <el...@pico-systems.com> wrote: >> Are these name-brand SSRs >> or some china noname units you got on eBay? > Well, the labels say "Fotek" but then the labels are peeling off, and >

Re: [Emc-users] SSR Issues, Thyristor dv/dt

On 05/03/2016 07:46 AM, andy pugh wrote: > On 3 May 2016 at 13:37, Gene Heskett wrote: >>> And does the "fail to turn off" problem description include not >>> turning off ever again, even when removed from the circuit and from >>> all power? >> Generally yes, its an avalanche

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