Ormerod 2 problems December 27, 2016 01:32PM |
Registered: 8 years ago Posts: 60 |
Re: Ormerod 2 problems December 27, 2016 04:38PM |
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Re: Ormerod 2 problems December 28, 2016 03:15AM |
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Re: Ormerod 2 problems December 28, 2016 10:18AM |
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kpapr1
Thanks a lot dc42. I will upgrade the firmware, reduce extruder motor current, increase nozzle temp + ambient temp and see how it goes.
My config file says extruder motor current is 900mA, reduce this to 700mA say?
Re: Ormerod 2 problems December 28, 2016 10:25AM |
Registered: 8 years ago Posts: 60 |
Re: Ormerod 2 problems December 28, 2016 10:33AM |
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Re: Ormerod 2 problems December 28, 2016 12:25PM |
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kpapr1
I went back to zero and printed the snowman. I have attached 2 pics of it (from & back). Any thoughts would be welcome.
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I have also noticed that printing speed was slower that my other prints, so any recommendations on printing speed is welcome.
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I currently use slic3r and default settings (see pic). Also, my config file part for speed is below.
M556 S75 X0 Y0 Z0 ; Axis compensation here
M201 X500 Y500 Z15 E500 ; Accelerations (mm/s^2)
M203 X15000 Y15000 Z100 E3600 ; Maximum speeds (mm/min)
M566 X200 Y200 Z30 E20 ; Minimum speeds mm/minute
Re: Ormerod 2 problems December 28, 2016 12:33PM |
Registered: 10 years ago Posts: 1,230 |
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kpapr1
Thanks a lot for the info, if I get the printer to print decent I will invest on a spring loader. Can you please tell me where I can get it from? Thanks!
Re: Ormerod 2 problems December 28, 2016 01:36PM |
Registered: 8 years ago Posts: 60 |
Re: Ormerod 2 problems December 28, 2016 02:33PM |
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Re: Ormerod 2 problems December 29, 2016 06:31AM |
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Re: Ormerod 2 problems December 29, 2016 07:23AM |
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kpapr1
Should I increase the extrusion factor from the web interface? Maybe set it to 115% ???
Re: Ormerod 2 problems December 29, 2016 07:26AM |
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Re: Ormerod 2 problems December 29, 2016 01:23PM |
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Re: Ormerod 2 problems December 29, 2016 02:21PM |
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kpapr1
Hi Erik, I did the G92 Z0 thing and things got better! I think I'm on the right track now, thanks a lot for your help!
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Still not perfect but that's OK, it's really cold now (it's snowing) and the heating element can't increase temp to more than 10 degrees.
Re: Ormerod 2 problems December 29, 2016 03:15PM |
Registered: 8 years ago Posts: 60 |
Re: Ormerod 2 problems December 30, 2016 12:16PM |
Registered: 8 years ago Posts: 60 |
Re: Ormerod 2 problems December 30, 2016 03:11PM |
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Re: Ormerod 2 problems December 31, 2016 05:35AM |
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Re: Ormerod 2 problems December 31, 2016 06:18AM |
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kpapr1
1) at the point where the beginning and end of a circle come together there is always a bit more material (it looks like a bump), does this have to do with the retraction setting?
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2) some very small holes - 1mm diameter - where partially or almost fully covered with material, is 1mm too much to ask for, or is it related to temperature and fine adjustment of extraction factor?
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http://hydraraptor.blogspot.fi/2011/02/polyholes.html
Polyholes
When Reprap machines print holes they tend to come out undersized, even if the linear dimensions of an object are spot on. There are several effects that all make holes smaller than they should be: -
Faceting error
When CAD systems convert cylinders to triangles they produce a polygonal prism, so holes represented in an STL file are polygons with their vertices on the circumference of the original circle. That means the sides of the polygon are inside the circle, shrinking it by cos(π / n).
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I feel the need to thank you all again for your help, I was about to throw my printer away!
Re: Ormerod 2 problems December 31, 2016 10:06AM |
Registered: 8 years ago Posts: 60 |
Re: Ormerod 2 problems January 05, 2017 02:10PM |
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Re: Ormerod 2 problems January 06, 2017 08:08AM |
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Re: Ormerod 2 problems January 06, 2017 12:08PM |
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