Loading device for coating process

A loading device comprising:

• a base comprising:
• an outer frame defining a first through hole at the center thereof, and
• an disk-shaped inner frame rotatably received in the first through hole and coaxial with the outer frame;
• a loading plate defining a plurality of loading holes for fixing a plurality of elements;
• and
• a reversing assembly connecting the loading plate to the inner frame and configured for driving the loading plate to reverse relative to the inner frame, and comprising:
• two reversing motors opposite to each other and fixed on the inner frame;
• two reversing shafts opposite to each other and positioned in a straight line, one end of each reversing shaft coupled with a corresponding reversing motor, the other end of each reversing shaft fixed on the loading plate, the two reversing shafts capable of being driven by the two reversing motors to reverse the loading plate relative to the inner frame.