MANUAL BENDING MACHINE Russian patent published in 2021 - IPC B21D7/00 B21D11/00 

FIELD: metallurgy.

SUBSTANCE: invention relates to a manual bending machine. The machine contains a handle for rotation, a frame made with the possibility of attaching at least one side shaft, and a push pin movable in the frame, connected to a movable bearing assembly in which the central shaft is installed. The bearing assembly consists of three parallel plates containing a hole for the central shaft to pass through. Two side plates contain bearings and are attached to the front and rear surfaces of the bed. The center plate is fixed between the side plates and its thickness corresponds to the thickness of the bed. The working surfaces of the central and side shafts, designed for bending the workpiece, are located in front of the front plane of the bed. The handle for rotation is fixed on the central shaft behind the back plane of the bed.

EFFECT: invention makes it possible to obtain products of various configurations and sizes on a manually operated machine.

5 cl, 2 dwg, 4 ex