That is why I said you need thin CA in your other thread. You assemble the entire aileron, all hinges both sides. Deflect the aileron and apply 3 or 4 drops to where each hinge is located. The CA hinges are designed to allow thin CA to wick into the rest of the hinge from the center which is the only place you can get at the hinge when it is put together.
Read the article flynte posted.