Welding gun head

The utility model relates to the technical field of welding equipment, in particular to a welding gun head which comprises a connecting rod, one end of the connecting rod is connected with a shading protective cover, an observation opening is formed in the inner wall of the shading protective cover, a smoke suction pipe opening is formed in the inner side of the shading protective cover, and the other end of the connecting rod is connected with a conduction pipe. The other end of the conduction pipe is connected with a cleaning tank, an opening and closing door is arranged on the surface of the cleaning tank, a filter screen is arranged in the cleaning tank, activated carbon is arranged below the filter screen, a filter opening is formed in one side of the activated carbon, and an air transmission pipe is arranged on one side of the filter opening. Compared with the prior art, the welding gun head has the advantages that a welding needle can enter a working state by pulling a button when the welding gun is us