In waste recycling, beverage bottles, cans, and oil drums occupy a lot of space. During the recycling process, transportation is inconvenient, and these things are hollow and can be compacted to save space. The can flattening machine is a mechanical device for compressing cans and beverage bottles. The can flattening machine adopts two pairs (4) pairs of rollers to achieve flattening work by rolling. The cans can be flattened and flattened. It is a processing equipment that can reduce space occupation and is convenient to transport. Pour a large number of aluminum or iron cans into the machine and automatically flatten them individually. This machine can press the raw materials into flakes, saving space and facilitating transportation.