With a simple 2 to 1 double-purchase pulley, you can lift a pole lathe fairly easily. If you have height, and you are short of space ( or you just like having fun hoisting things) you can do this:
Fit a stop-block to your line below the pulley. The wood tied to the line stops the line running all the way thru the top pulley.
Pass that through your lathe-bed.
(I'd remove the tools before sending the lathe up in the air. Falling chisels are not pretty.)
Hoist away.
Here is the arrangement at the apex of the roof: