Collecting box structure

The utility model discloses a collecting box structure which comprises a collecting box body, movable grooves are formed in the two sides of the inner wall of the collecting box body, movable blocks are connected into the two movable grooves in a sliding mode, a filter screen is fixedly installed between the two movable blocks, and a sorting mechanism is fixedly installed at the top end of the collecting box body. According to the collecting box structure, due to the fact that the filter screen and the sorting mechanism are arranged, waste generated after sheet metal technology production is conveyed into the collecting box body through the feeding hopper, the filter screen in the collecting box separates large-size waste from small-size waste, the waste is separated from the small-size waste, and the waste is separated from the small-size waste through the sorting mechanism. When the lifting air cylinder stretches out and draws back, the lifting air cylinder drives the magnetic strips with the holes on the m