400 first graphs

finally switched to a normal print head and got adxl hooked up.
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13 Replies
Lemcott
LemcottOP12mo ago
I have no idea if this is any good/....
shaper_freq_x: 67.8
shaper_type_x: zv
shaper_freq_y: 38.6
shaper_type_y: zv
shaper_freq_x: 67.8
shaper_type_x: zv
shaper_freq_y: 38.6
shaper_type_y: zv
my max accels are no where near 5800 yet lol ... Supposedly my x axis is good, but y axis is wrong? Is the default adxl config for the V-core in RatOS wrong? For an Eva that is
Kosmák
Kosmák12mo ago
This is like the best graph I have seen in a while
Prav
Prav12mo ago
graphs look great, to get higher Y you would need to - reduce weight of the gantry - increase gantry stiffness - tension the belts more with first 2 being more effective. don't use zv shaper, it works on very narrow band of frequencies, and the frequencies won't be identical for every toolhead position in every printing condition, so MZV is safer bet for little cost.
Lemcott
LemcottOP12mo ago
Someone in another discord said there was no movement in my y and I need to adjust my axes_map
Prav
Prav12mo ago
😆
Lemcott
LemcottOP12mo ago
Took me a bit to see it lol
Prav
Prav12mo ago
it doesn't matter, as long as the adxl is aligned with axis it's fine. it works even if adxl Z is pointing in the direction of the Y axis
Lemcott
LemcottOP12mo ago
Oh, yeah I guess that's true, huh? The only difference if I switch that is what the graph labels it. The data is still good, just mislabeled
Prav
Prav12mo ago
yup
Lemcott
LemcottOP12mo ago
Honestly the most confusing bit about this is this is literally the first time I've ever physically hooked up an adxl and everything I know in theory says I should've worked harder to get this result?
Prav
Prav12mo ago
if you put the frame square, and all the idlers have correct height that 95% of the success. last 5% is getting belts tensioned the same. most people that get "ugly" graphs have some mechanical issue in early stages of the build that haunts them later on
mateo165
mateo16512mo ago
😜
mateo165
mateo16512mo ago
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