Re: [Emc-users] robot pulses per degree

2010-12-06 Thread Stuart Stevenson
On Mon, Dec 6, 2010 at 9:32 PM, Stephen Wille Padnos wrote: > Stuart Stevenson wrote: > >> It doesn't matter what microstepping the drive uses - just adjust > >> the scale to suit. The encoder will tell you when you have it > >> right. > >> > > Yes, I adjusted the scale to allow motion. I think 3

Re: [Emc-users] robot pulses per degree

2010-12-06 Thread Stephen Wille Padnos
Stuart Stevenson wrote: >> It doesn't matter what microstepping the drive uses - just adjust >> the scale to suit. The encoder will tell you when you have it >> right. >> > Yes, I adjusted the scale to allow motion. I think .3 * 50 / 128 > will give me the correct movement/encode

Re: [Emc-users] robot pulses per degree

2010-12-06 Thread Stuart Stevenson
On Mon, Dec 6, 2010 at 8:47 PM, Chris Radek wrote: > On Mon, Dec 06, 2010 at 08:04:35PM -0600, Stuart Stevenson wrote: > > Steve, > >Your memory is very good. The only problem is you never knew what I > need > > to know. :) > > I should have a drive with the (I think) required stepping capabi

Re: [Emc-users] robot pulses per degree

2010-12-06 Thread Chris Radek
On Mon, Dec 06, 2010 at 08:04:35PM -0600, Stuart Stevenson wrote: > Steve, >Your memory is very good. The only problem is you never knew what I need > to know. :) > I should have a drive with the (I think) required stepping capability later > this week. > thanks > Stuart It doesn't matter what

Re: [Emc-users] robot pulses per degree

2010-12-06 Thread Stuart Stevenson
Steve, Your memory is very good. The only problem is you never knew what I need to know. :) I should have a drive with the (I think) required stepping capability later this week. thanks Stuart On Mon, Dec 6, 2010 at 6:26 PM, Stephen Wille Padnos wrote: > Stuart Stevenson wrote: > > Chris, > >

Re: [Emc-users] robot pulses per degree

2010-12-06 Thread Stephen Wille Padnos
Stuart Stevenson wrote: > Chris, >Do you remember the pulses/degree for the American Robot? We put a > different drive on the axis 2. It moves slower than the other arms, it gives > a following error after a few degrees, it is noisy. I think the drive does > not have the microstepping required.

[Emc-users] robot pulses per degree

2010-12-06 Thread Stuart Stevenson
Chris, Do you remember the pulses/degree for the American Robot? We put a different drive on the axis 2. It moves slower than the other arms, it gives a following error after a few degrees, it is noisy. I think the drive does not have the microstepping required. It will do 50. We have one ordered