switch the nozzle stand,and make your printing perfect!
You have seen a 3D printer with either single –nozzle or dual-nozzle extruder, poly- nozzle is very rare, however. Recently, a German engineer, Cem Schnitzier released a set of schematic diagram of his new 3D printer nozzle, the designers was hoping that if it can be implemented, the printers can switch the nozzle freely […]