METHOD AND DEVICE FOR CUTTING OF EDGE OF THICK METAL PLATES Russian patent published in 2014 - IPC B23D31/04 B23D35/00 

FIELD: metallurgy.

SUBSTANCE: distance between upper knife (2) for cutting of wastes or lower knife (3) for cutting of wastes and plane (4) of edge-cutting knives is set before the edge is cut depending on thickness of the corresponding thick metal plates (10) subject to edge cutting by shifting upper knife (2) for cutting of wastes and/or lower knife (3) for cutting of wastes in the shift direction at least with one component across plane (4) of edge-cutting knives.

EFFECT: improving cutting accuracy.

4 cl, 15 dwg