My thoughts immediately jump to a vibratory feeder bowl. There are MANY sources for those, but they are all custom built for the product to be handled.
But before you proceed too far you should do a little math. Exactly how much labor cost will be saved? How much will productivity be increased? What will the financial benefit be of this investment over what period of time? How soon does management want to see the return on their investment? Are they looking for a 3 year payback? 5 year? 1 year? 6 months? The answer to these questions will tell you how much money you have available to spend. That will guide you in your discussions with vendors.