Glue dispensing nozzle for lengthened piezoelectric injection valve

The utility model relates to the technical field of electronic equipment packaging, in particular to an adhesive dispensing nozzle for a lengthened piezoelectric injection valve. The adhesive dispensing nozzle for the lengthened piezoelectric injection valve comprises the adhesive inlet part and the adhesive outlet part, the adhesive inlet part is of a cylinder structure, the adhesive outlet part is of a cone structure, the adhesive inlet part is communicated with the interior of the adhesive outlet part, the axial length of the adhesive outlet part is larger than the maximum radial length of the section of the adhesive inlet part, and the stroke of the adhesive outlet part can be prolonged; the glue outlet part is prevented from being blocked by the glue inlet part and the product carrier, the glue outlet part can conveniently stretch into the surface of the to-be-dispensed product sunken in the carrier to dispense the to-be-dispensed product, or it can be guaranteed that the glue outlet part stretches into