Home Grown Carbide Tool Grinder?

I'm really liking the Baldor carbide tool grinder. I'm not liking the $1300+ price tag. Seems like it would be easy enough to convert a regular bench top grinder into one of these. Has anyone done it? I'm just wondering if the motor and spindles would be able to take it. I'm not sure if a regular grinder is designed the same? I would be happy with the cheapo harbor freight one but it seems as if they quit selling them. With a little tweaking, they seem to work ok for a home shop. So back to...

Home Grown Carbide Tool Grinder?