Production program: 300 working days per year, 3 shifts 24 hours a day, with 80% of equipment actuate rate;Cycle of a finished crankshaft produced by the whole production line: ≤120s/ piece;The average processing cycle of four cylinder models (excluding manipulator reloading time): <110s;Refueling cycle of manipulator: ≤10s (excluding the opening and closing time of the roof door of the machine tool);Switchover time of various manipulators: Roughly 8h;The refueling rhythm of the three-cylinder crankshaft is the same as that of the four-cylinder crankshaft;Changeover: Manual adjustment.