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Rex B
 
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DoN. Nichols wrote:
Rex Burkheimer wrote:
OK guys, help me find a gear for my lathe.
Enco 1024
Enco is no help.


I need a compound gear in the quick change gearbox.
This is a 16/32 tooth gear, with a bronze bushing bore of approx 19/32
I do not have a manual, so am using the 110-2034 manual as a reference.
The construction is similar, perhaps the gears are common to my lathe.
In that manual, the part is #45, part number is 3D-2




First off -- you need more information in your article, as I
suggested to the previous request.

Your 19/32" is almost certainly 15.00 mm instead, and we need
other information such as the OD (from which the pitch diameter can
probably be determined), and it possible the detailed tooth form.

Your dimensions should be in metric units, as this machine was
manufactured in a metric country, and all imperial units (such as you r
19/32") will have to be converted to metric before anything meaningful
can be calculated.


Don, I agree, but I was at home, and all my measuring tools and charts
ar at the shop. I was really hoping someone might have a spare one
laying around.

If you have a milling machine and a dividing head, you can
probably turn a ring of similar metal, press fit it, and cut new gear
teeth.


I have both, but don't feel up to that task, unless as a last resort. I
have used the milling machine hardly at all, and the indexer not at all.

People have also been known to weld or braze material into the
broken tooth area and to cut new teeth after setting the index head from
the remaining teeth.


All the teeth are distorted on this one.

I will get more precise measurements and try to figure it out from the
Boston Gear catalog.

Thanks for the input.

Rex