STRIP STRAIGHTENING MACHINE Russian patent published in 2012 - IPC B21D1/02 

FIELD: process engineering.

SUBSTANCE: invention relates to metal forming, particularly, to strip straightening machine. Diameters of feed and straightening rolls are identical. Feed rolls are arranged at the distance of a step from the centre of the first straightening roll along direction of straightening. Note here end thrust bearing with flexible element made of polyurethane polymer to rule out strip deformation by feed rolls are arranged between top feed roll pad bearing surface and pressure screw.

EFFECT: ruled out lengthwise curling and variable-sign camber.

2 cl, 4 dwg