Saw blade conveying mechanism and automatic welding machine for saw blade with same

The utility model discloses a saw blade conveying mechanism arranged on a welding machine. The saw blade conveying mechanism comprises an installing frame body, a saw blade hold-down device and a saw blade driving device, wherein the saw blade driving device is arranged on one side of the installing frame body, and comprises a driving wheel set and a rotation driving assembly which drives the driving wheel set to rotate; the saw blade hold-down device is arranged on the other side of the installing frame body, and comprises a hold-down wheel set and a movement driving assembly which drives the hold-down wheel set to move towards to the driving wheel set; a saw blade channel for placing a saw blade is arranged between the hold-down wheel set and the driving wheel set. The saw blade conveying mechanism provided by the utility model can automatically convey strip-shaped or annular saw blades, thus creating conditions for automatic welding of the strip-shaped or annular saw blades. In addition, the utility model further discloses an automatic welding machine for the saw blade with the saw blade conveying mechanism.