During the production and processing of small bread cakes, it needs to be cooled for a long time, and then the next step of packaging and processing after cooling. In the process of cooling and conveying small bread cakes, the support of cooling equipment is required. For small quantities, simple linear cooling conveyors can be used for conveying or tray brackets for natural cooling, and it takes 10-30 minutes. However, if the output per hour is more than 500 kg, or more than 2 tons per hour, special food cooling and conveying equipment is required for cooling in a short time, such as a spiral cooling tower.