Stepper motors and linear scale closed loop setup?

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8 years 1 month ago #117578 by gantarone
HI,
any news about Y axis?

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8 years 3 weeks ago #118665 by gantarone
Hi, can you share your latest .ini and .hal files?
Thank you!!!

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8 years 3 weeks ago #118669 by Hakan
Sure, I can do that.

File Attachment:

File Name: zx45_2018-10-11.ini
File Size:8.64 KB

File Attachment:

File Name: zx45_2018-10-11.hal
File Size:12.07 KB


These are the files I am running with right now.
I am still adjusting the P D parameters. Seems a bit sensitive to vibrations at hard rough cutting but works very nicely for fine cutting.

There is a rebuild of Y-axis, to remove backlash as far as possible, coming in a month or so.
The following user(s) said Thank You: gantarone

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8 years 3 weeks ago #118670 by gantarone

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8 years 1 week ago - 8 years 1 week ago #119389 by gantarone
I wanted to say Thanks Hakan !!!! I made only a few changes and it works great !!!The backlash problem is solved!!!!!
now I have only a few problems one the feedrate that does not change .... but I think there is some mistake made by me that I will correct soon , other is pendant XHC-HB04 because is XHC-HB04-6 I think I'll have to recompile the driver ....

I lost some time to understand linuxcnc but I must say that it is the best system for me
Last edit: 8 years 1 week ago by gantarone.

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8 years 6 days ago #119484 by Hakan
You know, the Political Correct answer is to fix the mechanical backlash :)
Having said that I must say I am quite happy with the performance of my milling machine now. Had to reduce the P parameter and have removed the D parameter. They caused interference when rough milling.

Thank you for sharing your findings. I hope you can find the feed issue. I can here run as fast as the machine can go, no restrictions that are caused by the scales and the feedback loop.

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