spiral freezer on sales, suitable for low temperature treatment of several shoe pieces, and includes a machine, a freezing device and a conveying device. The freezing device is arranged on the machine, and includes a machine that cooperates with the machine to form a A shell of the refrigerating space and a refrigerating unit capable of supplying cold air to the refrigerating space. The shell has an inlet and an outlet communicating with the refrigerating space. The conveying device is arranged on the machine and includes at least two Supporting bodies arranged at intervals in the refrigerating space, a spiral track located in the refrigerating space and spirally surrounding the support body in sequence along the height direction, several connected to the spiral track and the support A connecting support between the bodies, a conveyor belt unit movably arranged on the track and available for the shoe pieces to be set, and a drive unit capable of driving the conveyor belt unit to move along the track.

The above is a brief introduction to some knowledge about spiral freezer on sales.