MANUAL BENDING DEVICE Russian patent published in 2025 - IPC B21D5/00 B21D7/22 

FIELD: metal forming.

SUBSTANCE: invention relates to metal forming and can be used in manual bending of sheet metal. Device comprises a base on which a support with a matrix is rigidly fixed, a rocker lever and a pressure roller. Device is equipped with clamp consisting of two contour guides outlined along curve, which is equidistant to external surface of matrix. Outer surface of the matrix is outlined along the curve corresponding to the contour of the part after processing. In the lever-rocker there are radial slots in which a pressure roller with a pressure roller and two thrust rollers is installed. Thrust rollers contact their outer surfaces with inner surfaces of contour guides.

EFFECT: possibility to perform sheet metal bending according to the specified template in one pass of the working element.

1 cl, 5 dwg