Re: [CAD_CAM_EDM_DRO] Mounting a lathe spindle encoder

Chuck,
This should be no problem at all if in fact the enc bearings are ball bearing.
RichD

"Egroupscdh (E-mail)" wrote:

>
> I have a lathe conversion I did on an Emco Maier Super 11 using AHHA!
> drivers and software (Artisan). I am to the point where I need to mount the
> spindle encoder to allow me to do CNC threading.
>
> The Rotary Encoder AHHA! supplied looks to be well made and appears to have
> ball bearings. It's a CUI Stack Inc. model # NSE-10-2MC-635 (.025" shaft ~
> .500" long, body 1.5" diam, face mounted).
>
> My understanding is that I need a 1:1 ratio between the encoder and the
> spindle. I know I can achieve this by using a timing belt with the encoder
> to one side but I'm worried about the side forces on the encoder shaft.
> Should I be concerned about this (I assume I'd be using a fairly small light
> belt so not a lot of tension would be needed)? How have others approached
> this? My max spindle speed is 2,400 RPM.
>
> Cheers,
>
> Chuck Hackett
> "Good judgment comes from experience, experience comes from bad judgment"
> 7.5" gauge Union Pacific Northern (4-8-4) 844
> http://www.whitetrout.net/Chuck
>