Advancing device for a tube bending machine comprises an auxiliary drive having a front end connected to the main part of the advancing device and a rear end connected to an anchoring part of the advancing device

摘要

Advancing device (52) comprises an auxiliary drive (1) having a front end connected to the main part of the advancing device and a rear end connected to an anchoring part of the advancing device. The anchoring part (2) has a tongs-like clamping device for anchoring to an anchoring rod of a tube bending machine. The auxiliary drive and the clamping device act only when the advancing device is in the operating position. Preferred Features: The auxiliary drive is a hydraulic drive with at least one piston-cylinder unit or has two parallel piston-cylinder units.