Re: XYLOTEX VS GECKO DRIVE ??

I am using the gecko with 35v and 4amp for the whole cnc.. Do you
think with 24v the xylotec with run for long period of time? and for
how long before it get hot?

luis .



--- In CAD_CAM_EDM_DRO@yahoogroups.com, "jeffalanp" <xylotex@h...>
wrote:

>
> Hi Dave,
> I don't think Luis specified his voltage. If he *was* running

at

> 30V or below, then yes, the Xylotex would probably be just as
> effective (when using a good fan) as the Gecko, since they are both
> microstepping bipolar drives (just as a pickup truck and a 18-

wheeler

> can both easily carry a bale of hay(see below)). 30V though, is at
> the top end of the voltage rating for the Xylotex (and near the
> bottom for the Geckos). A machine the size and weight of a Taig, I
> beleive, it right at the limit of the present Xylotex three axis
> drive capability (while maintaining quick feed rates), and Luis is
> wondering (I think), is it too close to the edge.
>
> So, Luis, what voltage were you using when you got your speed
> ratings? Knowing this will allow a better evaluation of the

question

> at hand.
>
> Jeff
> http://www.xylotex.com
>
> --- In CAD_CAM_EDM_DRO@yahoogroups.com, "turbulatordude"
> <davemucha@j...> wrote:
> > I am not sure if this is exactly correct.
> >
> > if you have a small mill (sherline) and if you have small motors
> and
> > if you are running a 30 volt power supply.....
> >
> > then will one work better at 2 amps and 30 volts ?
> >
> > yes the Gecko can do 7 amps and 70 volts, but if you are running

at

> > 2amps/30V does one work better than another ?
> >
> > Dave
> >
> >
> >
> > --- In CAD_CAM_EDM_DRO@yahoogroups.com, "jeffalanp"

<xylotex@h...>

> > wrote:
> > > Hi Luis,
> > > Trying to compare the Xylotex drive with the Geckodrive is

like

> > > trying to compare a pickup truck with an 18-wheeler. They both
> can
> > > haul goods, but their capabilities are vastly different. With
> the
> > > Xylotex you get three axes capable of driving a small CNC mill
> like
> > a
> > > Sherline or Taig. With a single Gecko, you can run an axis on

a

> > > Bridgeport. The typical power output the Xylotex is 24V-30V at
> > upto
> > > 2.5A (a fan is recomended). The Gecko can ouput 70V-80V at 7
> > Amps.
> > >
> > > The Xylotex will get hot if you run it at full current and
> > maximum
> > > voltage, but, if you ran the Gecko at full current and maximum
> > > voltage it would get hot too. The difference is that full
> current
> > > and maximum voltage for the Xylotex is a light load for the

Gecko.

> > >
> > > I think the maximum motor size for the Xylotex drive is
> > somewhere
> > > in low to mid 200 oz./in. (200 to 250) range. The higher

torque

> > > required, the slower your high end speed will be. Some people
> have
> > > used 300 oz.in. motors with good results (although I don' know
> what
> > > their high end speed was).
> > >
> > > If your motor requirements are about 250 oz./in or less, then
> the
> > > Xylotex may be a good candidate for the job, otherwise you

would

> be
> > > better off going with the Geckos. You will need to decide the
> kind
> > > of torque need for the job, the kinds of speeds needed, and

then

> > > choose an appropriate motor. Once this has been done you can
> then
> > > choose the drive capable of driving the motor.
> > >
> > > What it really comes down to is dollars and sense. Can the
> Xylotex
> > > do the job required (thus saving quite a bit of money), or are
> you
> > > going to have to continue saving up money to spring for the
> Geckos?
> > >
> > >
> > > Jeff
> > > http://www.xylotex.com
> > >
> > > --- In CAD_CAM_EDM_DRO@yahoogroups.com, "luisguillermo98"
> > > <luisguillermo98@y...> wrote:
> > > > I have Gecko 210 with 2am steppers on an sherline, I can get

30

> > to
> > > 40
> > > > ipm before loosing steps. I am wondering If I can get the

same

> > > speed
> > > > with a Xylotex board on my new Taig?.
> > > >
> > > > Can someone tell me if Xylotex can work for long hours in a
> daily
> > > > base (8 hours/day)? or it gets hot easily?
> > > >
> > > > What type of stepper I can use for best result, amp, volt?
> > > >
> > > > what will be the fastest speed that Xylotex can achieve with
> load
> > > > (with slide table)?
> > > >
> > > >
> > > >
> > > > Luis..