Re: need a transformer

--- In CAD_CAM_EDM_DRO@yahoogroups.com, "Jessie" <rebel307@...> wrote:

>
> Jon,
> The steppers are on a 2:1 ratio with the screws. That works out
> too 20,000 steps per inch with microstepping and 40,000 on the Z
> cause its geared down even more. The motors when they take off and
> run, run smooth as silk. I did all the tuning on the geckos, got
> compentation for the bigger motors set, got the trimpot set to run
> as smoothly as possable. In mach2 enhanced pulsing is on, motor
> ramping is set on the Z as low as possable. On the X&Y it dont have
> to be so picky about the ramping but on the Z I can set it to 5IPM
> with nothing but ramping and it still stalls. Zaxis also has air
> assist.
> The computer, AMD athalon XP 2000+ 256megs ram. Kernel speed runs
> smoothly at 45K. Also the computer is setup just for mach2, nothing
> else installed its on a clean install of XP. I tried slowing it to
> 25K and still no help. I havnt got the machine up and going at the
> moment cause I just moved, need to assemble everything into the new
> shop. This computer is an Athalon64 3800+ and it might go into the
> shop on the mill if I build another machine for personal use. So far
> havnt seen the need for a new computer here.
>
> Jessie

If it stalls so easily, I would put a hand crank on it and verify that
the axis moves freely.

Dave