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  • Aciera
  • Aciera's Avatar
01 Dec 2024 18:50

[OT] Frage zu Spannzangen und Eigenbau-Werkzeug

Category: Deutsch

Mein "Werkzeug" hat einen Durchmesser von 42 mm (oder etwas mehr) und nein, ich kann es leider nicht kleiner machen.


Das dürfte schwierig werden ER zB hat meines Wissens maximal 36mm (ER50).
Das sind schon eher Dimensionen für Spannzangen der WerkSTÜCK spannung (zB F66).
Auf was für einer Spindelaufnahme soll das denn montiert werden?
  • RDA
  • RDA
01 Dec 2024 18:10
Replied by RDA on topic Plasma and Ethercat?

Plasma and Ethercat?

Category: Plasma & Laser

During cutting the hafnium is in molten state. Thats why you do controlled current ramps, to try and keep the hafnium steady.
HT link

”Most of this wear occurs at the start and stop of a cut when the molten hafnium material quickly heats up and cools down, melting then re-solidifying.”
  • royka
  • royka
01 Dec 2024 18:09 - 01 Dec 2024 23:06
Replied by royka on topic Real-Time Kernel with Orange Pi 4 LTS

Real-Time Kernel with Orange Pi 4 LTS

Category: General LinuxCNC Questions

@Hossein74Majidi That's a pity then that it doesn't work. But now LinuxCNC does work with this image you should be able to use the other kernel with another image which works with LinuxCNC.
To compile your own image with Armbian:
- You'll see in the directory patch/kernel/archive wich kernels (rockchip64) has the patches to add the opi 4
- In the this file you can set the kernel version: config/sources/families/include/rockchip64_common.inc
- The rt patch (except for 6.12) you put in the directory patch/kernel/archive/rockchip64-6.*
- Remove the part from the patch where it adds the "localversion" like you see here under, otherwise you'll get an error the moment it will install the kernel in the image
diff --git a/localversion-rt b/localversion-rt
new file mode 100644                                                                                                                                                               index 0000000000000..0efe7ba1930e1
--- /dev/null
+++ b/localversion-rt
@@ -0,0 +1 @@
+-rt5

- In the file below you might want to change the gpu governor to performance (which I didn't):
packages/bsp/rk3399/20-gpu-governor.conf

./compille (optional) EXPERT=yes
If you've done it correctly, after you chose the option that you want to see the kernel config, you'll see the option "Full preemption realtime" in General setup.
  • Muecke
  • Muecke's Avatar
01 Dec 2024 18:03

[OT] Frage zu Spannzangen und Eigenbau-Werkzeug

Category: Deutsch

Gut, dass ich gefragt habe, denn das zeigt mir, dass ich einiges noch nicht verstanden habe.

Zur Verdeutlichung habe ich mir mal ein Bild im Netz gesucht und versucht, die Teile zu benennen, damit ich weiß, was was ist.
A = Werkzeug (Bohrer etc.)
B = ER-Spannzange
C = ER-Spannmutter
D = ER-Spannfutter
 

Mein "Werkzeug" hat einen Durchmesser von 42 mm (oder etwas mehr) und nein, ich kann es leider nicht kleiner machen.

Warum, möchte man darauf verzichten?

Die Spannzangen in Übergröße würde ich versuchen zu vermeiden.


Das wäre für mich ein wichtiger Aspekt.

Die Spannmutter und die Spannzange sind ungefähr bündig.



Ok, dann gibt es verschiedene Dinge, kann man da pauschal Vor- und Nachteile der einzelnen Varianten (OZ, ER, ...) benennen?

Das von dir verlinkte Spannzangenfutter ist OZ und somit nicht passend für ER Spannzangen


 
  • RDA
  • RDA
01 Dec 2024 18:02
Replied by RDA on topic Plasma and Ethercat?

Plasma and Ethercat?

Category: Plasma & Laser

Thanks! I will check this out.
  • Kasper-001
  • Kasper-001's Avatar
01 Dec 2024 18:01
status time, was created by Kasper-001

status time,

Category: Qtvcp

hey there,

i have this problem, that status time is not counting, 
im using fusion 360, it has been counting before

idk if it´s fusion or qtdragon

hope for some advise

merry christmas every one !
 
  • Lcvette
  • Lcvette's Avatar
01 Dec 2024 17:00
Replied by Lcvette on topic probe_basic_lathe vtk_backplot.py error

probe_basic_lathe vtk_backplot.py error

Category: QtPyVCP

need more information on your build, what debian version what kernel version etc... the sim here is working as expected so i would assume the issue is a compatibility problem you are experiencing perhaps or maybe the custom_config.yml file needs to be updated.

have you tested using the simulation version of probe basic?
  • Lcvette
  • Lcvette's Avatar
01 Dec 2024 16:55
Replied by Lcvette on topic Probe basic install error

Probe basic install error

Category: QtPyVCP

compare the sim files that are updated in the config folder to the current machine custom_config.yml file
  • PCW
  • PCW's Avatar
01 Dec 2024 16:25
Replied by PCW on topic Frage wegen Spindelencoder an 7i76

Frage wegen Spindelencoder an 7i76

Category: Deutsch

If you figure out which input does not work, if you have a voltmeter or just an LED
you can trace the signal at the 7I76's  DB25 connector to see if the issue is with the
7I76 or 7I92.
 
  • slowpoke
  • slowpoke
01 Dec 2024 16:07

How to invoke an error message to be displayed in Axis?

Category: General LinuxCNC Questions

Suppose I have a python script running that will detect some sort of error condition, how can I get it to display a message in axis, much like the typical error messages displayed in the bottom right  for example "Can't do G1 without a feedrate"

If I need to do this from HAL, I should be able to get the Python script to activate a HAL pin.

Thanks,
  • WKS-3D
  • WKS-3D's Avatar
01 Dec 2024 15:50
Replied by WKS-3D on topic Frage wegen Spindelencoder an 7i76

Frage wegen Spindelencoder an 7i76

Category: Deutsch

If I plug the complete connector, to which the encoder is connected, from the 7i76 into the 7i85, then it works.
So it can't be the cable or plug.
Possibly the input of the 7i76 is not OK.
  • kworm
  • kworm
01 Dec 2024 15:47
Replied by kworm on topic Leadshine EL8 Servo Drives - EtherCAT

Leadshine EL8 Servo Drives - EtherCAT

Category: Advanced Configuration

Glad you got it working. That is strange that the product code would be different than what the drive software shows. To me that definitely seems like a bug in the drive firmware or setup software. Looking at the ESI file from Leadshine they only show 0x10c2 - 0x10c6 as product codes for the EL8.
  • tommylight
  • tommylight's Avatar
01 Dec 2024 15:21
  • PatJac
  • PatJac
01 Dec 2024 15:17 - 01 Dec 2024 15:21
Replied by PatJac on topic Real-Time Kernel with Orange Pi 4 LTS

Real-Time Kernel with Orange Pi 4 LTS

Category: General LinuxCNC Questions

That's not the mesa I meant, but try otherwise this image with Linux 6.12 rt:
drive.google.com/drive/folders/1BXbeBIY8...7N4Kli9-?usp=sharing

i'll try that image on opi4 non-lts , nice it got 6.12

Royka , my armbian from minimal to cinnamon 25.02 trixie + opi5 + your rt 6.1.75 run linuxcnc with mesa 7i92 like a charm...better latency then my i5 2500 .

Thanks for all . 

 
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