Patent ID: 11344939

Abstract:
Device (1) for calibrating and straightening hollow components, preferably welded pipes (2), the device (1) being substantially composed of a frame (5) having two side stands (6, 7), a lower cross member (8) and an upper cross member (9), a ram (10) being provided, said ram (10) being movable toward the lower cross member (8) and back by means of a pressure-operable cylinder assembly (12) supported on the upper cross member (9), and a calibrating and straightening tool (11a) being provided between the lower cross member (8) and the ram (10), wherein the calibrating and straightening tool (11a) is changeably disposed on the lower cross member (8) and on the ram (10) and can be replaced with a bending tool (11b) for bending the lateral ends (3) of sheets (4) to produce pipes (2).