If this is a Sherline like the ones I run the motors are 200 steps per rev, the Sherline driver is 1/4 step, and the screws are 20 tpi. I believe that my INPUT_SCALE is 16000 or -16000 to reverse direction.
On Thu, 2008-10-16 at 17:58 -0600, John Thornton wrote: > If you're using the wizard then you need to read the docs for it. The 1.3.9.3 > docs are > for manually setting up EMC. > > http://www.linuxcnc.org/docs/EMC2_Getting_Started.pdf > > Start in the Stepper Quickstart section then read the Stepconf Wizard section. > > In a nutshell you need to know how many steps it takes to move each axis one > unit > (inch or mm). Simple math tells me you need about 416 steps for one inch on > this > axis... There is nothing wrong with tell it to move 1 inch then measure the > amount it > moved and do a little math to figure out how many steps it takes to move 1 > inch. > > John > > On 16 Oct 2008 at 17:17, John Domville wrote: > > > I have read and printed the 1.3.9.3 notes, don't really understand > > them. All I know is that The default steps set up in the config wizard > > are all 200. (For every AXIS) When I tell one of axis to move 1 inch > > (1.000) the actual tool movement is less than half. (around .480) > > That's why I arbitrarily Plugged in twice the value to see what > > happened, (400) and when I cut 1 inch again it came out around(.960) > > But I am told that is not the way to do it. I need to find someone > > with the same 5000 series mill running the same Sherline controller > > and see what his settings are. The motors I have are 1/8 degree. > > > > John > > > > -----Original Message----- > > From: Alex Joni [mailto:[EMAIL PROTECTED] > > Sent: Thursday, October 16, 2008 2:20 PM > > To: Enhanced Machine Controller (EMC) > > Subject: Re: [Emc-users] Calibration of Sherline Mill under CNC > > > > OUTPUT_SCALE is only used on servo systems, and even there it's not > > mandatory. INPUT_SCALE will be dropped in favour of SCALE on stepper > > systems, stepconf already only puts SCALE in a generated ini file. > > More details here: > > http://www.linuxcnc.org/docview/2.2/html//config_ini_config.html > > > > Especially 1.3.9.3 Stepper-related items > > > > Regards, > > Alex > > > > > > ----- Original Message ----- > > From: "Kirk Wallace" <[EMAIL PROTECTED]> > > To: "Enhanced Machine Controller (EMC)" > > <emc-users@lists.sourceforge.net> Sent: Thursday, October 16, 2008 > > 8:56 PM Subject: Re: [Emc-users] Calibration of Sherline Mill under > > CNC > > > > > > > On Thu, 2008-10-16 at 13:27 -0400, John Domville wrote: > > >> Thanks for the information. Where do I check the output scale? > > >> Somewhere in the config file? > > >> > > >> John > > > > > > Yes, in the config_name.ini file in > > > the /home/user_name/emc2/configs/config_name/ directory. > > > Each AXIS section in the file will have a OUTPUT_SCALE. Usually it > > > is used to change the direction the axis moves (or rather, joint) by > > > making it +1 or -1. Stepconf most likely set it for you, but it > > > wouldn't hurt to go through the .ini file to get an idea of how it > > > works. > > > > > > Kirk > > > > > > > > > > ---------------------------------------------------------------------- > > --- This SF.Net email is sponsored by the Moblin Your Move Developer's > > challenge Build the coolest Linux based applications with Moblin SDK & > > win great prizes Grand prize is a trip for two to an Open Source event > > anywhere in the world > > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > > _______________________________________________ Emc-users mailing list > > Emc-users@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > ---------------------------------------------------------------------- > > --- This SF.Net email is sponsored by the Moblin Your Move Developer's > > challenge Build the coolest Linux based applications with Moblin SDK & > > win great prizes Grand prize is a trip for two to an Open Source event > > anywhere in the world > > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > > _______________________________________________ Emc-users mailing list > > Emc-users@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > > > ------------------------------------------------------------------------- > This SF.Net email is sponsored by the Moblin Your Move Developer's challenge > Build the coolest Linux based applications with Moblin SDK & win great prizes > Grand prize is a trip for two to an Open Source event anywhere in the world > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
