No matter how high the manufacturing and assembling precision of the flexographic printing machine is, after a certain period of operation and use, the parts will gradually wear out and even be damaged, and will also be corroded due to the working environment, resulting in a decrease in work efficiency and equipment accuracy, or failure to work. Kugirango utange ikinamico byuzuye kuri mashini, usibye gusaba umukoresha gukoresha, gukemura no kubungabunga kandi ubugenzuzi, gusana cyangwa gusimbuza ibice bimwe cyangwa gusimbuza ibice kugirango ugarure imashini muburyo bwiza.