Homemade Tool Post Grinder

Instead i bought a dumore tool post grinder for my immediate need.

Homemade tool post grinder.

I needed a grinder for my lathe but the ones to buy were too expensive ore too large for me. Cylindrical parts can be machined and finish ground in the same set up. Dumore tool post grinders can be mounted on the compound of a lathe in a matter of minutes and have also been mounted on other machine tools including planers. Homemade bench grinder tool post constructed from steel plate bar stock threaded rod nut and washer.

Reason i was going to make one is that replacement spindles for tool post grinders are available pretty reasonable but they only hold stones on threaded arbors and i wanted to be able to hold drills endmills or arbors for stones. So i just built one myself. A dumore tool post grinder turns a standard lathe into a versatile accurate internal and external grinder. First mount the tool post grinder in the lathe tool post or quick change bit holder.

Next take some 3 4 wide metal pipe strap and bend it into a u shape centered on one of the 1 4 holes around the dremel body. Here you can see a few pictures of. You want to mount the grinder with the holder as close to the face block as possible.