My DIY printer November 09, 2013 06:20AM |
Registered: 10 years ago Posts: 61 |
Re: My DIY printer November 09, 2013 11:57AM |
Registered: 11 years ago Posts: 1,049 |
Re: My DIY printer November 09, 2013 02:59PM |
Registered: 10 years ago Posts: 61 |
Re: My DIY printer November 09, 2013 09:42PM |
Registered: 11 years ago Posts: 248 |
Quote
Vince
My mendel has two z motors and they somehow seem to get out of step quite regularly, fortunately not during a print, just between. I was determined to lock these new ones together and reduce the hassle.
I was thinking of using the 8825s for drive but will take a look at Core, thanks.
Re: My DIY printer November 09, 2013 11:28PM |
Registered: 11 years ago Posts: 1,049 |
Re: My DIY printer November 10, 2013 05:10AM |
Registered: 10 years ago Posts: 61 |
Quote
woo
Quote
Vince
My mendel has two z motors and they somehow seem to get out of step quite regularly, fortunately not during a print, just between. I was determined to lock these new ones together and reduce the hassle.
I was thinking of using the 8825s for drive but will take a look at Core, thanks.
classic reprap mistake. set Z axis to full step and its solved.
Re: My DIY printer November 10, 2013 05:18AM |
Registered: 10 years ago Posts: 61 |
Re: My DIY printer November 10, 2013 04:40PM |
Registered: 11 years ago Posts: 248 |
Quote
Vince
Quote
woo
Quote
Vince
My mendel has two z motors and they somehow seem to get out of step quite regularly, fortunately not during a print, just between. I was determined to lock these new ones together and reduce the hassle.
I was thinking of using the 8825s for drive but will take a look at Core, thanks.
classic reprap mistake. set Z axis to full step and its solved.
Woo, do you have a link for that classic mistake? I guess thats driver links and a bit of recalibration then?
Re: My DIY printer November 15, 2013 09:39AM |
Registered: 12 years ago Posts: 972 |
Re: My DIY printer November 18, 2013 03:36PM |
Registered: 10 years ago Posts: 61 |
Re: My DIY printer November 19, 2013 05:33PM |
Registered: 10 years ago Posts: 273 |
Re: My DIY printer November 20, 2013 05:47AM |
Registered: 10 years ago Posts: 61 |
Re: My DIY printer December 05, 2013 04:32PM |
Registered: 10 years ago Posts: 61 |
Re: My DIY printer December 05, 2013 04:38PM |
Registered: 12 years ago Posts: 972 |
Re: My DIY printer December 05, 2013 05:39PM |
Registered: 10 years ago Posts: 61 |
Re: My DIY printer December 05, 2013 06:11PM |
Registered: 11 years ago Posts: 1,049 |
Re: My DIY printer December 27, 2013 09:10AM |
Registered: 10 years ago Posts: 474 |
nice-looking machine I built a large heavy machine that's why I chose Mach 3 as control software and larger stepper motors and drivers and just use external temp controllers for hot end and bed. It worked very well here are a few picturesQuote
Vince
I have poped the jumpers back on and slowed down the Z rate and it seems ok now. However I am courious why I had no movement at all when full stepping. I have only done a rough calibration so far but guess its inside 10%.
Also now getting x axis slippage. Might be power or a slipping grubscrew. Anyway, some recoganisable things comming off my massive DIY printer so I will have a tinnie to celibrate.
Another thing.
My print bed is two 6mm glass sheets with nichrome wire in between. Lots as thermal mass. The temp overshoots by about 8 deg before it stabalises. Have tried adjusting D and P in the PIDs. I think 'I' is self tuning it that right? (repetier)
Advice on PID settings for a heavy bed would be welcome.
Thanks
Re: My DIY printer December 27, 2013 09:55AM |
Registered: 10 years ago Posts: 61 |
Re: My DIY printer December 28, 2013 02:01AM |
Registered: 10 years ago Posts: 474 |
Re: My DIY printer January 04, 2014 10:12AM |
Registered: 10 years ago Posts: 474 |
Re: My DIY printer January 04, 2014 12:28PM |
Registered: 10 years ago Posts: 61 |
Re: My DIY printer January 05, 2014 10:08AM |
Registered: 10 years ago Posts: 474 |