Discharging device for dry-jet wet spinning machine and use method of discharging device

The invention relates to a discharging device for a dry-jet wet spinning machine and a using method thereof.The discharging device for the dry-jet wet spinning machine is arranged at a discharging port of the dry-jet wet spinning machine and used for discharging spinning liquid at the discharging port into a fiber shape, the discharging device comprises a conveying part and a discharging part, the conveying part is communicated with the discharging port, and the discharging part is communicated with the discharging port. The nozzle is used for receiving and conveying spinning solution; and the discharging part communicates with the discharging end of the conveying part. The discharging part comprises a discharging assembly and a discharging plate; the discharging assembly communicates with the discharging end of the conveying part, the discharging assembly is provided with a containing cavity for containing a spinning solution, the spinning solution flows into the containing cavity from the conveying part, an