RE: [CAD_CAM_EDM_DRO] Linear actuators- stepper motors

Hi Dan,

I'm guessing you mean .000125" per step! Sounds like 200 step/rev, 40 tpi
shaft.

Alan KM6VV

> -----Original Message-----
> From: CAD_CAM_EDM_DRO@yahoogroups.com
> [mailto:CAD_CAM_EDM_DRO@yahoogroups.com] On Behalf Of danmauch
> Sent: Tuesday, July 19, 2005 10:27 AM
> To: CAD_CAM_EDM_DRO@yahoogroups.com
> Subject: [CAD_CAM_EDM_DRO] Linear actuators- stepper motors
>
> The dry spell is over. I have another oportunity to pick up some
> Linear stepper motors.
> They are The Haydon Linear Actuator part number E43H4n-048 They are
> basically the type that has a external linear shaft with get this a
> resolution of .00012 step per inch. 5V, 1.8 degrees per step length
> of travel of shaft is 5-5/8"
> see http://www.hsimotors.com/hybrid/Size17-External.htm for details.
> The speed torque curve shows the thrust at 160 lbs 200 steps per
> second and a nice 60lbs at 1200 steps per second.
> If you ever wated to build a nice EDM machine like the one that I
> sell plans for this looks like a great little motor for such
> applications. It looks like it would also be great for a Z axis for
> a plasma cutter and the THC.
> It could also be used in lieu of existing shafts on mini/micro mills
> Any linear motor tends to be very expensive but I can sell them for
> $20 each plus s/h. If you ever think you going to have an
> application where you need an external linear drive then this is
> your chance at a great price. Please contact me off line. I need to
> let the seller know how many motors I need by thursday.
>
> Dan
> www.catronics-cnc.com
> low cost stepper, servo motors and cases for G201/G210/G320/G340
> drives
>
>