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  • beauxnez
  • beauxnez
03 Jan 2025 12:47
cnc sur bordeaux was created by beauxnez

cnc sur bordeaux

Category: Français

bonjour 
des personnes sur bordeaux et allentours pour échangés ,partagés discuté  sur linuxcnc avec une bière ?
  • Peto
  • Peto's Avatar
03 Jan 2025 12:46

Limiting keyboard jog accelerations after 2.7.15->2.9.3 Upgrade

Category: Basic Configuration

Hello,
I upgraded my router from 2.7.15 to 2.9.3 and found out that jogging acceleration limits from XHC-HB04 config are no longer applied to keyboard jogs. MPG jogs are limited by new pins jog-accel-fraction for joints and for axes, tho. I have read a comment to a commit that introduces this change and it confirms, that keyboard jog accelerations are no longer limited. The thing is, that my machine's max accelerations are too scary to be used in manual jogging moves, and I would like to limit them as it was in 2.7.15. 
I did not found any other way to limit the keyboard jogging accelerations other than bringing back the old deprecated mpg-accel script functionality, that muxed the accel values to ini component during jog.
Any thoughts if this could be achieved in other way?
Thank for all feedback.

My setup: (Axis screen, simple servo with stepper outputs to servo drivers from 5i25/7i76 combo)










 
  • Odiug
  • Odiug
03 Jan 2025 12:38

QtDragon PROBE: understanding popup error message

Category: Qtvcp

OK, I found it.
/usr/lib/python3/dist-packages/qtvcp/widgets/probe_routines.py, line 698f:
elif self.data_max_travel < (2 * self.data_side_edge_length - self.data_latch_return_dist):
    return 'Probe_xy_hole failed: Max travel is less then hole diameter while xy_clearance is too large for rapid positioning'

So, it seems that XY TRAVEL needs to be bigger than 2x LENGTH - LATCH RTN.

Setting XY TRAVEL to 15 and LENGTH to 2 (metric) worked for me.

Choosing the right parameters seems tricky to me. Preferably XY TRAVEL should be small, but OTOH I would like to be able to probe larger hole diameters than a few millimeters.
  • CNCGOOS
  • CNCGOOS
03 Jan 2025 12:22
Replied by CNCGOOS on topic encoder to change PWM value to VFD

encoder to change PWM value to VFD

Category: Computers and Hardware

Hello,

You can connect the output of the encoder to 1 input of the Spindelspeed

i do not know witch pannel you use, i am using GMOCAPY

there i have addid following rul in de post gui hal file

net CPenc-01 => gmoccapy.spindle.spindle-override.counts
i think trher is a same art pin in Axis
  • radom
  • radom
03 Jan 2025 11:59
Replied by radom on topic Threading Index Varies With Speed

Threading Index Varies With Speed

Category: General LinuxCNC Questions

will that get somewhere marked as a bug/something to improve in the future or will be forgotten in a week's time?
  • zelo
  • zelo
03 Jan 2025 11:53 - 03 Jan 2025 12:16

Remora - ethernet NVEM / EC300 / EC500 cnc board

Category: Computers and Hardware

BSOD on the video I see your shaft is moving on motor side. Tighten your motor - ball screw coupler.

Oh you did it on purpose. My ADHD kicked too fast :D.

I would check if your timings are properly set in remora config.txt for your driver. You can check my repo since I use similar one DM556T.
I would limit velocity and acceleration on all axis to small one like 10mm/s, reduce microstepping, and increase amperage rating. Basically make everything easy to decrease amount of reasons that it can fail.

Sometimes I get similar sound when the position is oscilating, but that's usually when it flips between two microsteps.
Does the grinding sound keep going when you home that axis?

Also ensure that your logic voltage level is set correctly on DM556 driver if it have switches for that. I know newer DM556T have one.

 
  • BSOD
  • BSOD
03 Jan 2025 11:26

Remora - ethernet NVEM / EC300 / EC500 cnc board

Category: Computers and Hardware

Okay. I'm officially lost. I can't get the stepper motors to work normally. Everything else works or would work with a few configuration changes if the movement was resolved. With the ec300-rt1052.txt configuration, the steppers have the grinding sound you can hear in the linked video.



I disconnected the shaft coupler, it's not a mechanical problem and it occurs on all axes. Since I can't find an ec300 specific DMA configuration, I modified the ec500-rt1052-DMA.txt configuration and used the settings appropriate for the dm556 driver. There is no movement at all with this configuration.
  • tommylight
  • tommylight's Avatar
03 Jan 2025 11:18
Replied by tommylight on topic Some 3D printing advice to start this section

Some 3D printing advice to start this section

Category: Additive Manufacturing

Trident is easier to build and tune, it moves the bed up/down, while 2.4 moves the whole gantry up/down.
As for quality, might be a bit lower due to screw induced wobbling, but i would not worry about it, it is minuscule difference.
As for speed, Trident can be faster if tuned correctly, again not much difference and it will be limited by the hot end anyway, not by the machine.
Go for it ! :)
  • tommylight
  • tommylight's Avatar
03 Jan 2025 11:08
Replied by tommylight on topic Netzwerk abbruch

Netzwerk abbruch

Category: Installing LinuxCNC

Im terminal
ip a
?
Upload the hal and ini files here.
  • tommylight
  • tommylight's Avatar
03 Jan 2025 11:05

Estop all the axes that scroll at low speed, a few hundredths per second

Category: General LinuxCNC Questions

Drive enable MUST be controlled by LinuxCNC.
Since you gave no info on what hardware, there is nothing more to help.
  • my1987toyota
  • my1987toyota's Avatar
03 Jan 2025 11:00
Replied by my1987toyota on topic Some 3D printing advice to start this section

Some 3D printing advice to start this section

Category: Additive Manufacturing

tommylight  have you built a Voron Trident? I am curious on how the Trident and the 2.4 compare as far as performance.
  • Guytou
  • Guytou
03 Jan 2025 10:41
encoder to change PWM value to VFD was created by Guytou

encoder to change PWM value to VFD

Category: Computers and Hardware

Hi,
I have a VFD which speed is controlled by a PWM signal (converted to 0-10Vdc).
PWM generated by a RPI4 on which Linuxcnc is installed (QTDragon)
Now I am willing to use an encoder, such as a KY-040 or EC11 to change the PWM value and so to adjust manually the speed of the VFD.
Has anyone experience with this? How should I modify my HAL file?
Thanks for your inputs.
  • Edi_48
  • Edi_48
03 Jan 2025 10:39
Netzwerk abbruch was created by Edi_48

Netzwerk abbruch

Category: Installing LinuxCNC

Hallo 
ich musste meinen Rechner neu installieren
Softwre : Debian 12, Linuxcnc 2.9.3  und ProbeBasic 4.0
Hardware NiPoGi Mini PC Ιntel Alder Lake-N100(bis zu 3.4GHz) AK1PLUS Mini Computer 16GB DDR4/512GB M.2 SSD, WiFi 2.4G/5G,BT4.2, Desktop PC 4K UHD Dual Display/LAN/VESA 
Ethnet Rialtek, Mesa 7i76e
Mein Proplem ich starte Linuxcnc  und mache einen Ping 10.10.10.10 bekomme eine verbindung.
Starte ich eine Maschine bekomme ich eine Meldung das kein Netzwerk habe , Ping keine antword.
Wenn ich Netzwerk neu starte habe ich wieder einen Ping.
Was kann Ich tun ?

mfg
Hilton
 
  • Odiug
  • Odiug
03 Jan 2025 10:37

QtDragon PROBE: understanding popup error message

Category: Qtvcp

I am using QtDragon and wanted to probe a hole. I started the inside hole probe with the probe tip roughly centered above the hole. I got the following popup:
 
My PROBE settings were:
 

My questions are: What is "Max travel" referring to? Is that "XY" or "XY TRAVEL" or something else? And where do I find "xy_clearance"?

Where was the source for this PROBE panel located? Maybe, I'll figure it out myself.

Kind regards,
Guido
  • Cant do this anymore bye all
  • Cant do this anymore bye all's Avatar
03 Jan 2025 09:09
Replied by Cant do this anymore bye all on topic LinuxCNC on Raspberry Pi 5

LinuxCNC on Raspberry Pi 5

Category: Installing LinuxCNC

Tom, if you had of set out your goals from the beginning, without having to play 20 questions, you would have had an answer in far far less time.

[rant]
This is what makes me somewhat miffed on the forum, getting information out of people to provide a concise answer is like pulling teeth. It's like everything is a state secret. Have people forgotten the art of asking a question ?
[/rant]
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