Pipe bending machine with rear calender and its respective calendering procedure

摘要

A machine to bend pipes and the like comprising a bed (1) having, at one of its ends (2), a plate (3) capable of moving along the X-axis parallel to the table on which the bed (1) is located, a bending head (4) connected to the plate (3), said bending head (4) being capable of moving along the Z-axis orthogonal to the table on which the bed (1) is located, equipped with at least one bending arm (5), at least one bending die (6), at least one calendering jig (7), and means (8) to feed the pipe (9) wherein said calendering jig (7) has a position (P) located before the bending die (6) as moving in the feeding direction (D) of the pipe (9).