Multi -functional simple and easy swan neck system

The utility model relates to an elbow pipe device specifically is a multi -functional simple and easy swan neck system. Mode structure under mode structure and the punching press is connected with power device on the mode structure in the punching press including the punching press in, the punching press on mode structure below be equipped with mode structure under the punching press, the mode structure includes first cardboard (1) in its punching press, the welding is in first clamp plate (2) of first cardboard (1) below and set up in inside second clamp plate (3) of first clamp plate (2), and first clamp plate (2) have formed U type track with second clamp plate (3) lower extreme, second cardboard (8) top symmetrical have curb plate (7), be equipped with gyro wheel (4) inside the cell body that forms between second cardboard (8) and curb plate (7), be equipped with axle pad board (5) between gyro wheel (4) and curb plate (7), and be equipped with circular track on gyro wheel (4). Its beneficial effect lies