Re: [CAD_CAM_EDM_DRO] Hardinge HNC resolver - encoder signal conversion

I'm about to do the same thing to an HNC, but I've decided to replace the
resolvers with encoders, rather than convert the resolver signal to
quadrature. The reason is cost, converter boards cost ~$300/axis...

Matt

On Saturday 17 May 2003 15:10, machinist24540 wrote:
> Hello, All.
> I have been wanting to upgrade my Hardinge HNC chucker for some time
> now. The problem I have run in to is the resolvers. No one seem to
> have a kit for to accept feedback from them and centroids kit is
> $17K. Far more than is feasible for me. I spoke with a gentelman
> yesterday and he said that you could buy a converter that would
> convert the resolver signal to quadrature encoder signal. Then I
> could run a servo driver as the lathe has servo motors.
> Has any one ever tried this? Any input is welcome.
> Thanks in advance,
> John