Long -neck formula straight peen welder

The utility model discloses a long -neck formula straight peen welder, which comprises a gun body, rifle body one end is equipped with the nozzle, and the trap was kept away from to the nozzle one endfixed mounting leads electric nozzle, the rifle body is kept away from one of straight barrel and is served fixed mounting and have the electrode holder, one side fixed mounting of electrode holder has micro -gap switch, micro -gap switch one side is equipped with the rifle bolt of fixed mounting on the electrode holder, and contacts with micro -gap switch on one side of the rifle bolt, one sidethat micro -gap switch was kept away from to the rifle bolt is equipped with the valve ball of fixed mounting on the electrode holder, the output shaft fixed mounting of valve ball has a valve push rod, and valve push rod keeps away from the one end and rifle bolt fixed connection of valve ball, valve push rod one side fixed mounting is kept away from to the valve ball has the spring, the one endfixed mounting that the val