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  • spumco
  • spumco
15 Oct 2024 13:17
Replied by spumco on topic Probe Basic - intermittent erratic probing

Probe Basic - intermittent erratic probing

Category: QtPyVCP

Not at the mill now, but here are the parameter values I was fiddling with last night:

Traverse: 50-60ipm
Slow probe: 1-4ipm
Fast probe: 15-25ipm
XY back-off clearance: 0.025"-0.050"
Z back-off: 0.025"-0.050"

I can certainly test other values tonight - perhaps start with slow=0, and fast=10ipm?
  • Lcvette
  • Lcvette's Avatar
15 Oct 2024 12:55
Replied by Lcvette on topic Probe Basic - intermittent erratic probing

Probe Basic - intermittent erratic probing

Category: QtPyVCP

the nature of tripod probes, seems that a faster approach speed yields a more positive switch occurence and less chance of a bounce. its not constrained to linuxcnc, this is a known issue on many control systems. on my machine i use only a single touch with fast feedrate and a feed of 8-10ipm. as long as the calibration is done at the same speed it yields extremely consistent precision and repeatability, +/-0.0001"

the xy clearance is also important, you should have enough distance to allow the probe to be moving at speed and not contact during acceleration. post a screenshot of your probing parameters and i can take a look.

fwiw, wired probes have much less of a chance of having issues, i have found that the wireless probes can false trigger, depending on the type, an IR type isn't great around flourescent lights and radio type can pickup interference. the higher end probes typically use a combination of both to minimize false triggers and interference issues. cheaper ones are typically a single layer type.
  • Muecke
  • Muecke's Avatar
15 Oct 2024 12:52
Replied by Muecke on topic Age of the website and forum

Age of the website and forum

Category: Forum Questions

Thanks to @JT! I didn't realise it was all down to one person!
I only have a small website without a forum and that's a lot of work. Thank you for doing all this and keeping it running.

Just installing and setting it up is not enough, as you say, there is a lot of work to be done.

I've read a lot in the forum and I think I've also read that one or two people have offered to set up a new forum, but I can't find it anymore.

Installing and setting up a forum should be quite easy, the only question is on which server to do it and who will take over the maintenance in the future. (Unfortunately, I don't have the time (or the knowledge) to take over the maintenance)

I can ssh into the forum as root and upgrade the OS and I do that when I think about it.

I don't understand that.

Translated with DeepL.com (free version)
 
  • hans48
  • hans48
15 Oct 2024 12:48
Replied by hans48 on topic Ein Neuling sucht Hilfe

Ein Neuling sucht Hilfe

Category: Deutsch

Hallo
Da ich keine Antworten von der letzten Anfrage bekommen habe versuche es nochmal.
Mein Problem ist das ich in Linxcnc unerfahren bin. Leider ist die Hilfe sehr bedürftig. Einige Probleme z.B. Not-aus hatteich erfolg, aber andere Probleme sind missverstanden worden. ich habe geschrieben das das Referenzierren sich durchführen lässt.
Es gibt das Problem das sich die X-Achse im Jog-Mode nicht bewegt die Motoren geben sehr wohl Pfeiftöne von sich, ich kenne das von früheren Versuchen mit einer anderen Steuerung da habe ich die Geschwindigkeit Reduziert und sie sind gelaufen und das wollte ich auch mit der Linuxcnc machen. Habe das Programm Stepconfig Schrittmotor lt Video von Tala geladen und wollte die vorhandene (nicht neue) laden aber die scheint es nicht zu geben Neu anlegen wollte ich nicht. Ich muß die Motoren langsammer machen aber wie???
Das nächste Problem ist das sich die y-Achse nach der Reerrent - Fahrt nicht mehr ins Minus ( bei Ref. wird nach Re gefahren Positiv) nach Rechts kann mann Fahren (Endschalter wird überfahren) und mann kann wieder zurückfahren bis Anzeige Null ist.
Einer aus dem Forom hat den Computer Aufgesetzt und das ganze Programiert womit ich mich Bedanken möchte.
So langer Roman vielleicht erbarmt sich jemand und hilft mir weiter.
Gruß Hans
  • Muecke
  • Muecke's Avatar
15 Oct 2024 12:40

Customization of the icon for the LinuxCNC website

Category: Forum Questions

Hello,

I mean the favourites icon of the website, the one that is displayed in the browser, or for a link that you have saved in your favourites.

Insert the following code in the
<head>
section of your pages:
[code]<link rel="icon" type="image/png" href="/favicon-48x48.png" sizes="48x48" />
<link rel="icon" type="image/svg+xml" href="/favicon.svg" />
<link rel="shortcut icon" href="/favicon.ico" />
<link rel="apple-touch-icon" sizes="180x180" href="/apple-touch-icon.png" />
<link rel="manifest" href="/site.webmanifest" />
[/code]
  • Aciera
  • Aciera's Avatar
15 Oct 2024 12:27 - 15 Oct 2024 12:46
Replied by Aciera on topic Age of the website and forum

Age of the website and forum

Category: Forum Questions

I think most of the assumptions made about the devs is not correct. While I have the keys to do upgrades I don't have the knowledge to do that. I also don't have the knowledge to create a new bubble with more recent OS. Out of concerns of not breaking the forum I choose to not try any major upgrade. The devs that set up the forum, wiki and the home page have long since moved on so they can't help.

Thanks for that statement. I was actually not aware of the fact that you have kind of been left with it like that. Reminds me of the situation that the release 'team' actually consists of only a single person who has been trying to resign from that post for a while now.
In that case it would seem the best to just encourage whoever has the motivation to setup a new forum so this one can finally be retired, whether the content can be migrated or not. 

I've never seen offers to migrate the forum only complaints about the editor.


forum.linuxcnc.org/36-using-this-forum-q...ourse?start=0#263279

I read this as an offer (mind you, at that time I was not aware that the forum had been kind of dumped on you):

I would be willing to take on the effort of trialing hosting this forum and migrating the old posts and users, but I would need read-only access to the Kunena DB, attachments, and configuration files. I’ll pay for the VM while I work on this. I figure I run through the import, work out the kinks, let a few people try the new forum, and then we do it all again for real, if we decide we like it.

  • spumco
  • spumco
15 Oct 2024 12:16
Replied by spumco on topic Probe Basic - intermittent erratic probing

Probe Basic - intermittent erratic probing

Category: QtPyVCP

Try using just fast probe and zero out slow probe fr in the parameters page of probe basic, sometimes to slow of a break causes issues

Will do.  Any idea why this is the case?

I forgot to test using the cable (bypassing potential wireless issues) last night, I'll try that as well.

If all else fails, I've got a difference wired probe (ITTP) I could scab in and test to eliminate the probe being the problem.
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