Profile bending machine for the straight-cut profile roll bending machine, the machine's two side roller main drive roller, can also be three working rollers for the main transmission roller, the position of the roller fixed, the lower roller clamping workpiece to prevent cross-sectional deformation, two side rollers corresponding to the upper roller straight lift movement, hydraulic control, displacement digital display, is conducive to control the profile forming The two sides have numerical control roller and twisting correction device, which is advantageous to ensure the roll quality of the asymmetric section profile and the molded double curved workpiece.