Pipe welding frock

The utility model relates to the field of welding technique, especially, relate to a pipe welding frock, including bottom plate, curb plate, the spacing seat of side, side supporting seat, first supporting seat, second supporting seat, third supporting seat, fourth supporting seat, the 5th supporting seat, the curb plate is fixed on the bottom plate, the spacing seat that inclines is fixed the curb plate top, the collateral branch prop the seat in the incline below of spacing seat, be equipped with first stopper between first supporting seat and the second supporting seat, be equipped with the second stopper between third supporting seat and the fourth supporting seat. The utility model discloses simple structure, carry out the pipe of vertical orientation through incline spacing seat and side supporting seat spacing fixed, carry out the pipe of horizontal direction and elbow through five supporting seats and two spacing seats spacing fixed, can accurate how many partial relative position of assurance pipe to welding quality is high, welds efficiently.