re:Re: maxnc/sherline

What kind of drives are you using. Bipolar chopper drives should
have a current limit set. Also what kind of power supply. Regulated
supplies make bad chopper drive supplies because they dont have a big
enough capasiter in the output....Why dont you give a little more
info about your setup. Also guage of wire to drive and lenght of run
from power supply.

--- In CAD_CAM_EDM_DRO@egroups.com, "tauseef " <alieron@h...> wrote:
> hey guys! thank you for the wonderful welcomes and its GREAT to be
a
> part of this wonderful group!!
>
> Thanks for the tips and suggestons Ballendo and Tim (and others).
>
> I am not using the locking nut on the z-axis and have put the
motors
> on just as the instructions from sherline say, so that can't be the
> prob heheee. I tried last night to move the XYZ axis by hand and
they
> are smooth as silk :) I adjusted the Z axis also as suggested by
> sherline and everthing works well. The motors are very new, my
> brother bought them about 2 years ago in hopes to make a light
> drill/engraving machine but never found the time to. Now that I
have
> the mill he "gave" me the motors to try. I just think they just are
> not strong enough.
>
> I am plannig right now to counterbalance the z axis as you guys
have
> mentioned. I always wondered about all that weight up front but did
> not want to "modifly" my new machine. Now that I have seen some
pics
> of it, its much eaiser :) I like the idea of putting the motor
behine
> the z-axis and then maybe I will add spings later. I can send pics
> but can someone tell me how I send them to the "file" folder?
>
> You mentioned that the 2amp power supply maybe buring out my 1amp
> motors? Don't the motors draw as much amps as they need even if you
> give them a more amp power supply. If stalled will they not draw
MAX
> amps regardless of the powersupply?
>
> I spoke with Dan at camtronics and he suggested I use a 10 amp
> powersupply for the 180 oz/in 2 amp motors I plan to use. Will this
> not cause the same problem? I do not doubt what Dan has said but am
> wondering.
>
> thanks again guys!
> taus