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If at all possible, could the answer come with intermediate steps
shown? Since I'm working towards a Mendel at some point, I'm eager to
see how those sorts of calibration calculations work.
-ethan
On Jan 5, 5:16 pm, Rick Pollack <r...@makergear.com> wrote:
> But to answer your mm/step question:
>
> pitch diameter of standard X & Y pulley = 10.8204mm (0.426")
> pulley circumference = 2 * pi * 5.410 = 33.9932891 mm
> rounded: 34mm / 400 steps = ~0.085mm / step
> or 400 steps / 33.9932 mm = 11.767 (the scale value for X&Y in machines.xml)
>
>
>
> On Tue, Jan 5, 2010 at 6:39 PM, Ethan Dicks <ethan.di...@gmail.com> wrote:
> > On Tue, Jan 5, 2010 at 6:23 PM, rbisping <wizzman6...@yahoo.com> wrote:
> > > Ive been looking at installing a stepper based extruder on my makerbot
> > > and it appears that i will have to switch to the mendel firmware to do
> > > so. My real question is what are the steps per mm on each axis on a
> > > makerbot. havent been able to find that number anywhere. If i have to
> > > i can work it out by trial and error but was hoping that someone at
> > > makerbot would have the numbers already.
>
> > If at all possible, could the answer come with intermediate steps
> > shown? Since I'm working towards a Mendel at some point, I'm eager to
> > see how those sorts of calibration calculations work.
>
> > -ethan
>
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>
> - Show quoted text -
How did you calculate the pitch diameter of the pulleys? A caliper
while the belt was tensioned less some factor?
Go!
=ml=
On Jan 5, 5:16 pm, Rick Pollack <r...@makergear.com> wrote:
> But to answer your mm/step question:
>
> pitch diameter of standard X & Y pulley = 10.8204mm (0.426")
> pulley circumference = 2 * pi * 5.410 = 33.9932891 mm
> rounded: 34mm / 400 steps = ~0.085mm / step
> or 400 steps / 33.9932 mm = 11.767 (the scale value for X&Y in machines.xml)
>
> On Tue, Jan 5, 2010 at 6:39 PM, Ethan Dicks <ethan.di...@gmail.com> wrote:
> > On Tue, Jan 5, 2010 at 6:23 PM, rbisping <wizzman6...@yahoo.com> wrote:
> > > Ive been looking at installing a stepper based extruder on my makerbot
> > > and it appears that i will have to switch to the mendel firmware to do
> > > so. My real question is what are the steps per mm on each axis on a
> > > makerbot. havent been able to find that number anywhere. If i have to
> > > i can work it out by trial and error but was hoping that someone at
> > > makerbot would have the numbers already.
>
> > If at all possible, could the answer come with intermediate steps
> > shown? Since I'm working towards a Mendel at some point, I'm eager to
> > see how those sorts of calibration calculations work.
>
> > -ethan
>
> > --
> > You received this message because you are subscribed to the Google Groups
> > "MakerBot Operators" group.
> > To post to this group, send email to make...@googlegroups.com.
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On Jan 6, 8:30 am, Rick Pollack <r...@makergear.com> wrote:
> @Miles - from the supplier.
> SPD-SI<https://sdp-si.com/eStore/PartDetail.asp?Opener=Group&PartID=59412&Gr...>in
> here<http://pleasantsoftware.com/developer/3d/2009/10/12/steptruder-aka-pr...>.
> (but for some reason it is not loading properly for me - just keeps loading
> and reloading...hmmm).
>
> Rick
>
> > <makerbot%2Bunsu...@googlegroups.com<makerbot%252Buns...@googlegroups.com>
>
> > > > .
> > > > For more options, visit this group at
> > > >http://groups.google.com/group/makerbot?hl=en.
>
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>
>
>
> KL23H51-24-8B.pdf
> 212KViewDownload
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