-feeders: the feeder works by taking up the sheet metal supplied by the decoiler or straightener and regulating the exact quantity that should be furnished to the press at all times. by using cnc technology (numeric compu......-feeders: the feeder works by taking up the sheet metal supplied by the decoiler or straightener and regulating the exact quantity that should be furnished to the press at all times. by using cnc technology (numeric computer control) the process can be parametrized so that it is possible to program maximum speed, acceleration / deceleration and with the position in either millimetres or inches. to see figure -feeder/levelling machine: this machine is an evolution of the above and today most feeders incorporate the levelling function. as its name indicates, its purpose is to level out the sheet metal that, due to the slightly convex morphology, it adopts on the coil. therefore, it is necessary to flatten the sheet metal so that it is absolutely level on reaching the press. otherwise, the quality of finish produced by the feeder-levelling machine would not be obtained.
