Mazak Micro Slant 15 Retrofit

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4 years 6 months ago #239213 by tommylight
Who's hungry?
:)

ASUS ROG Crosshair VIII Impact - AMD X570
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4 years 6 months ago #239606 by tommylight
Here is the aftermath of the infestation, the black cable under the thin gray one is missing a complete chunk of 10-15cm ! The foot pedal must be dismantled and wires changed as they are cut at the sleeve entry, others look doable so far. Oh joy ... :)



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4 years 6 months ago #239649 by RotarySMP
Good that you could localise the damage. At least now you know what you need to fix.
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4 years 2 weeks ago #253992 by tommylight
Guys, thank you for the support, but i aint fixing it ! :)
3 or 4 days ago i got P.O. at myself for some things.... mainly for investing everything on new machines and the second shop so now i am totally and utterly broke, to the point that i had to ask my mom for money for coffee and cigarettes!
OUCH, that did hurt a lot. :)
So, whenever i get P.O. i work ... lately this has been happening a lot, as a result i have 2 new small "scratcher" machines and another refurbished one finished, finished all 3 of new plasma machines, a monster 3D printer, a smaller 3D printer, another even smaller 3D printer ....
Getting off track ...
The end result of all of the above?
Yanked out the old controller board and PC, any cable that i deemed unworthy, did so much cardio in two days getting under, over, up, above, sideways, anyway and anywhere possible around and inside the machine chasing cables, wires, sensors, .... found another big transformer, an index sensor for Z axis, figured out some more stuff, figured out i need to figure out a lot more, like a LOT more ! :)
And while figuring out the stuff, found out i need sinking outputs while everything i have has sourcing ones, need active low inputs while everything i have is active high! Oh joy ! Anyone have a sudden urge to send me a Mesa 7i72?
Already installed the new PC, Mesa 7i92 borrowed from one of the plasma machines, Mesa 7i77, Mesa 7i84 on the front panel is installed and wired and all buttons and switches working, even the bloody MPG encoder is working after a lot of "signal shaping" as it is one of those pesky +-12V powered ones so 2 resistors and 2 capacitors later it was working but Mesa 7i84 did not care as the output voltage seen from Mesa was +14V and +17v (don't ask) and that warranted use of a resistor and 3 of 5V zener diodes (the next value i had was 33V) in reverse for each output and Mesa was very happy counting all of the ... 25 pulses per rotation ! Yayy :)
Roughly over 60 relays, ~15 circuit and thermal breakers, 2 very big transformers and a puny 1KW one not counting those on the drives, plenty of wires thicker than my fingers, ALL wires come in total of 3 colors - blue-red-black but all of them labeled good bless their souls, ... i am forgetting something... oh yeah, STOP TYPING !!!
:)
Plenty of pictures of connectors and wires so not posting that till i have something worth looking at.

ASUS ROG Crosshair VIII Impact - AMD X570
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4 years 2 weeks ago #254139 by tommylight
This is my latest "masterpiece", 14 of 2N2222 transistors with 14 of 2.7KOhm resistors stuck on an arduino nano break out board to invert the outputs from Mesa 7i77 and 7i84. Took 2 afternoons, mostly scavenging resistors, luckily i had over 40 transistors and 4 of those arduino boards.
Now to make another one and hope and pray i do not need any more of those.
Getting old, glasses are mandatory, but still not as before, damn it i had perfect eyesight! :)
Just in case, check what manufacturer made those 2N2222 as i had to desolder everything once, OnSemi manual has the wrong pinouts for my version!



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4 years 2 weeks ago #254141 by andypugh
I use a bench magnifier for soldering, I prefer it to spectacles.
But then I am in denial that I need spectacles.
It's just for convenience that I have bifocal safety glasses and lenses in my welding helmet.

The latter are a _real_ boon for TIG. and very cheap from eBay. The best search term seems to be "welding dioptre"
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