Patent ID: 8640520

Claim:
A bending device comprising: a die frame of which a mounting space is formed therein; a fixed frame fixed to a side of the die frame; a moving frame movable along a guide rail, which is disposed to a lower portion of the die frame, and disposed corresponding to the fixed frame; a moving cylinder that is disposed to the other side of the die frame and selectively moves the moving frame toward the fixed frame; fixed and moving laminated moldings comprising a plurality of molding plates layered between support plates, disposed forward and rearward of the fixed and moving frame, respectively; an arrangement means that arranges the fixed and moving laminated moldings; upper and lower compression moldings disposed corresponding to upper and lower surfaces of the fixed and moving laminated moldings; and pressing cylinders disposed to an upper portion of the fixed frame and the moving frame, respectively, and of which an operating rod is connected to the upper compression moldings, respectively, wherein: the plurality of molding plates of the fixed laminated molding are layered to be slidable up and down, respectively; and the plurality of molding plates of the moving laminated molding are layered to be slidable up and down, respectively, wherein the arrangement means comprises: an arrangement slot formed along up and down directions of the fixed and moving laminated moldings, respectively; an arrangement bar inserted into each arrangement slot; and an arrangement cylinder, of which an operating rod is connected to both ends of the arrangement bar respectively, selectively moves the arrangement bar up and down.