The 6-axis robotic arm adopts high-strength aluminum alloy material and precision casting process, which has the advantages oflight weight, high rigidity, strong load-bearing capacityand long service life, and can realizeflexible movement in 360 degrees without dead angle, adapting to complex welding positions such asplane welding, vertical welding, horizontal welding, overhead welding and curved surface welding, and easily completing various complex welding tasks that are difficult for manual operation.