Temperature and humidity self-regulating efficient tobacco shred drying device and using method

The invention discloses a temperature and humidity self-regulating efficient tobacco shred drying device and a using method, and relates to the technical field of tobacco shred drying. Relates to the technical field of tobacco shred drying. The device specifically comprises a drying roller, a feeding port is formed in one end of the drying roller, a discharging port is formed in the other end of the drying roller, a preheating dehydration section, a negative pressure dust removal section and a temperature and humidity regulating section are sequentially arranged in the drying roller from the feeding port end to the discharging port end, high-density steam spraying holes are formed in the preheating dehydration section, medium-density steam spraying holes are formed in the negative pressure dust removal section, low-density steam spraying holes are formed in the temperature and humidity regulating section, and high-temperature steam sprayed by the high-density steam spraying holes, the medium-density steam spr