| 摘要 |
A pipe bending machine comprises a longitudinally extending machine frame having an upper side, a feeding carriage movable at an upper side of the machine frame and carrying device for clamping a pipe, a bending head provided on one end of the machine frame and rotatable about a vertical axis, a bending template mounted on the bending head and formed as a multi-level template having a plurality of bending grooves provided with different bending diameters and arranged at different levels, a device cooperating with the bending template for bending a pipe therebetween, the bending template and the displacing carriage with the clamping sleeve being movable relative to one another in a vertical direction and transversely to a longitudinal direction of the machine frame for using one or another of the bending grooves, the bending template being liftable and lowerable in the vertical direction for exchanging the bending grooves, while the feeding carriage being moved transversely in the longitudinal direction of the machine frame. |
