Making 12 volt generator field coils

[ndnchf]

Originally Posted by rotorwrench

I've seen those winding machines. I assume you made your own spool to form the coil. It looks like you cut it from the thin ply wood used in cabinet making. Bending the coil to the case contour would be the next job before wrapping it. Looks good.

Yes, I have my son 3D print a form that goes between the slotted plywood pieces. I have a form for the earlier 3-brush fields too. Forming them - I use a generator body cut in half with a form and arbor press. Then each set is test fitted to be sure it fits properly.