On Monday 18 February 2019 17:07:14 John Dammeyer wrote:

> Let's try this then.
>
> Then there is the Far East solutions like the one in this link.
> <https://www.alibaba.com/product-detail/Low-cost-New-Product-3Axis-4Ax
>is_603 43603384.html?spm=a2700.7724857.normalList.37.3701292eTmjk5p>
>
> John Dammeyer
>
>
Somewhere in the path is a line-wrapper thats ignoreing the <> 
convention. Normally the <> around a link protects it from such 
destruction. IOW it still isn't working.

The reason I'm curious is that I'm in the middle of making a 6040 work 
with LinuxCNC.  And its being difficult regarding the vfd. Mach only 
turns it on and off, apparently from wide open.. That wasn't the first 
problem though, it had only a 24 volt motor psu, which when the 4th axis 
was plugged in, folded back to about 14 volts.  So its now being moved 
by the 28 volt rig I took off the broken HF mill. So I'm in the process 
of building a 2nd interface similar to the one I put on the g0704, which 
has a 5i25, driving a 7i76 so I now have enough I/O to actually run the 
g0704.

And before I can run the spindle on the 6040, I need the spindle hardware 
in the 7i76. Chicken v egg. I did manage to get a usable back panel for 
all the I/0 connectors carved for the g0704 version, but even with the 
spindle down below 5 grand, I had to stop and clean the melted alu out 
of the tool 4 times. And burnt my fingers on the panel despite its 
swimming in cutting oil. Smoking cutting oil.

So I've got misting coolant stuff on order before I try to run another 
duplicate panel for the 6040 but with bigger connectors.

Rounding up enough other stuff to put coolant/mist under control, home 
switches & some other "gingerbread-ish" stuff on it. I'd like to figure 
out how to make an encoder work, but at 24k revs wide open, that will 
take a relatively course encoder. Or a d/a put to work in the 7i76 if I 
can figure out where to hijack the rpms it displays on the vfd panel and 
pipe it back to LCNC. That might take some rs485 monkey business. The 
book mentions it, but the rj45 socket pattern on its pcb is empty.

The software book on this vfd, a 120 volt model, in Chinese, translated 
well in google translate, up to about the 40th page, but there's nearly 
70 pages, and it was just getting good when google decided that's all 
you get for free. :(

FWIW, I tend to agree with 99% of your rant. Seems like we should have a 
stretch based x86 installer by now.

Take care, John.

Cheers, Gene Heskett
-- 
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
Genes Web page <http://geneslinuxbox.net:6309/gene>



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