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  • rodw
  • rodw's Avatar
Yesterday 15:33
Replied by rodw on topic screen blanking

screen blanking

Category: Gmoccapy

Depending on the desktop you use, you should be able to disable the screensaver under power settings from the menu.
  • workshop54
  • workshop54
Yesterday 15:15

Escalation of a Maho MH400E Retrofit (LinuxCNC + EtherCAT)

Category: Milling Machines

I was never able to figure out if it was the drive or the motors, I just kept getting weird results. I also know a guy who might need an Indramat drive and I already sent him a message.
  • Surmetall
  • Surmetall's Avatar
Yesterday 14:47

Escalation of a Maho MH400E Retrofit (LinuxCNC + EtherCAT)

Category: Milling Machines

That’s not the point of no return, it’s the point of no concern!
Getting rid of thw old sh** drivers is one of the best things you can do.
I love old machines and mechanics, but 1980s servo controllers and PCs can drive you crazy after 45 years.I retrofitted an old DECKEL FP3NC with LinuxCNC and new AC Servos a few years ago. It runs like charm.Today I would use EtherCAT Delta Servos and the cabinet would be about the size of a shoebox.
  • Cooped-Up
  • Cooped-Up
Yesterday 14:44

CNC Rotary Table with Standalone Controller for Gear Hobbing

Category: Basic Configuration

I did a similar thing a few years back, I used Clough42's Electronic lead screw project and made a few changes to the program to make this work for my needs. all I needed to do was mount an encoder and put a motor on one of my dividing heads. I have since taken apart the electronics as I needed them for other projects but I am now using the DR-DRO Raspberry Pi-based rotary controller for stuff like this. The DR-DRO is much more flexible to do crazy stuff on manual machines. I am thinking about doing the same setup on my mh800e that is retrofitted to linuxcnc
  • Cooped-Up
  • Cooped-Up
Yesterday 14:30

Escalation of a Maho MH400E Retrofit (LinuxCNC + EtherCAT)

Category: Milling Machines

Oh man! I will definitely follow this project, it will be interesting to see the changes! when you trouble shot the indramat did you try switching the motors with there respective "channels" to see if it was a motor or drive issue? I guess it doesnt really matter now that the cabinet is empty haha. I know a guy that might need an indramat drive lol
  • Cooped-Up
  • Cooped-Up
Yesterday 14:26
Replied by Cooped-Up on topic Maho MH800e Retrofit Project

Maho MH800e Retrofit Project

Category: Milling Machines

I have had a bit more time to work on the machine now that I have put my tractor back together and it is out of the way, I have mostly been messing around with the gear shifting program. It is the one RotarySMP used, I have found that the program had been forked for a MH600e which is more similar to the setup that I have so that is what I am using now. I have been able to get the programs simulator to try to shift the gearbox but i havent figured out how to add the cam position switches to the logic so it doesnt know where it is going it just moves the cams.
  • tommylight
  • tommylight's Avatar
Yesterday 13:37
Replied by tommylight on topic MESA 1I76EU Firmware

MESA 1I76EU Firmware

Category: General LinuxCNC Questions

Replied to other topic with seemingly same content.
  • tommylight
  • tommylight's Avatar
Yesterday 13:34
Replied by tommylight on topic MESA 7i76eu Firmware

MESA 7i76eu Firmware

Category: Driver Boards

Mesa 7i76EU comes with firmware loaded and ready to run, just use the included PncConf or MesaCT wizards to make a configuration for your machine.
  • tommylight
  • tommylight's Avatar
Yesterday 13:29

Is this QTPlasmac Expected behaviour - Cycle Start and Jog disabled.

Category: Plasmac

I have no power for the last 3 days so using the phone makes it dificult to quote stuff with this editor, but in short:
-i have PlasmaC in daily use in over 10 machines, users got used to occasional stops and are OK with it, luckily rareley happens, i think it is 2.8.4 version.
-i have probably over 20 machines using the old hal THC i cobbled together, in daily use, never fails
-i had 2 machines plus mine using QtPlasmaC, had to switch back to PlasmaC. This was a year or two back, so i will give this another try when i get a chance.
-you and Phill are doing a magnificent job of supporting and fixing this, instantly, utmost respect
-PlasmaC has 4 or 5 ways of disabling the THC, most are useless, except VAD, and void lock sometimes. Right now i can not think of any other valid use case. BTW default should be at 60-70%, not at 95%.
-what should i monitor for the issue where the torch keeps going down till float switch triggers during cut, happens often and ruins the nozzle. More often in QtPlasmaC but that might be just luck
-what should i monitor for the issue where the machine moves to a cut position and just stays there? This happens sometimes even when doing a manual cut where pressing F9 shows the machine running on screen but nothing moves. DRO does not change, machine state does. Again this happens a lot on QtPlasmaC, do not recall this happening on PlasmaC so might be a QT thing. I think these are two issues, one during cutting where the Z axis does not retract properly during normal cutting, and the other stated above where nothing happens.
-i think i have an old config for QtPlasmaC on a laptop for my machine, i can upload that if you think it might help.
-i absolutely have no issues with intelectual property, i do and will post everything i do personally, as can be seen from many posts here, i am strictly Open Source everything, and i did reject any job requiring me to sign an NDA
Ooops, not very short :)
  • xenon-alien
  • xenon-alien's Avatar
Yesterday 12:43 - Yesterday 12:50
Replied by xenon-alien on topic [ Vfdmod ] An easy VFD control over MODBUS RTU

[ Vfdmod ] An easy VFD control over MODBUS RTU

Category: HAL

Can you help me with mb2hal?
Here is my old setup for vfdmod file for Danfoss VLT FC-51
There was only a few commands cw, ccw, stop and frequency.
  • Hakan
  • Hakan
Yesterday 10:56
Replied by Hakan on topic refClockSyncCycles="-1", I got Messages.

refClockSyncCycles="-1", I got Messages.

Category: EtherCAT

I use N100 miniPC with good success. Anyway.

Yes, you have a Realtek network adapter.
 

Please install the r8168-dkms driver
"sudo apt install r8168-dkms"
 
  • workshop54
  • workshop54
Yesterday 10:39

Escalation of a Maho MH400E Retrofit (LinuxCNC + EtherCAT)

Category: Milling Machines

Honestly one of the most terryfying things I have ever done to a machine. Point of no return reached. (Even thought I labeled all the componentens and still have the drawings of the original setup, so I could technically put everything back)

Now I can start to layout the new components in the control cabinet (with cartboard cutouts)

 

 
  • tar_san
  • tar_san
Yesterday 09:47
Replied by tar_san on topic refClockSyncCycles="-1", I got Messages.

refClockSyncCycles="-1", I got Messages.

Category: EtherCAT

Thank you so much.
I had been using N100 PC (or such Atom CPU )  for CNC machine, but this time, I installed LinuxCNC to Dell small PC ( 4 core i5 CPU ) just because of having smaller latency and more CPU power.

I have attached lspci - k output. 
  • endian
  • endian's Avatar
Yesterday 08:39
Replied by endian on topic LinuxCNC S-Curve Accelerations

LinuxCNC S-Curve Accelerations

Category: General LinuxCNC Questions

if calculations are fitted in the servo thread time(which should be 250u as industrial standard) it should be nice to see or try something new ... for 7 phase generator is lcnc waiting many years and it is step to its adulthood

Michel told me to update his code but from my point of view If anybody on anyhardware will want to use it .. it will me close to imposible create a rt stuff for calculations ... I think it has to be splitted to rt and non rt part which will buffering each other for reaching as small as possible servo thread times

I am not expert in that at all...
  • endian
  • endian's Avatar
Yesterday 08:32
Replied by endian on topic Ethercat random jitter fix

Ethercat random jitter fix

Category: EtherCAT

Posting here with some pictures and any stylization is hell, trust me ...

it looks pretty ... reduction of any jitter in the rt system is more than welcome ... pll is very critical stuff for system and it is nice to see its major improvement 

Which driver for network card are you usig for testing it for now? jittering can be produce by generic drivers too i think

I saw it was merged in the master ... we will wait for scott to public new feed or version? 
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