Stacking type goods checking tunnel machine, tunnel machine system and checking method and device

The embodiment of the invention provides a stacking type goods checking tunnel machine, a tunnel machine system and a checking method and device, and belongs to the technical field of radio frequency identification. The tunnel machine comprises a read-write control module, a signal receiving and transmitting module and a moving assembly, the signal receiving and transmitting module is connected with the read-write control module, the read-write control module and the moving assembly are arranged in a shell, and the signal receiving and transmitting module is arranged on the moving assembly; the read-write control module is used for generating a first electric signal in response to the signal generation instruction, and radiating the first electric signal to a preset radiation direction through the signal transceiving module; the signal transceiving module is further used for receiving a second electric signal and transmitting the second electric signal to the read-write control module, and the second electric