Rectangular and square section tubes bending machine, has bridge moving in vertical direction, tube pressed against base to form required curvature, gears from crank fixed in bridge by motor, and rollers adjustable by regulating screws

摘要

The machine has a bridge fixed on a body for forming central and main blocks. Two channeled rollers of a semicircular section are provided in the body, and a third roller is fixed in the bridge that moves in vertical direction. A tube is pressed against a base to form required curvature. Gears from a crank are fixed in the bridge by a simple motor. Rollers are adjustable by regulating screws.