Onion End Cutting Machine

Putting one by one onion on onion ends cutter by hand is really a work, can we have some easier alternative?

Because to ensure onion ends cutting machine good cutting effect, it really need one workers to help adjust each onion position, there can be a lifting conveyor with hopper to convey up each onion , and then it will be a little easier for workers just adjust position, no need to put on one by one.