Dr. blade cleaning device for coloring machine of rotary printer and method

摘要

The dye is pumped back into the dye tank by a discharge line or discharge lines to clean the doctor blade of the rotary printer colorator. The solvent means are then pumped into the dye chamber by a feed line or feed lines, and are introduced into the dye tank for a certain time by the discharge line. The solvent means soiled by the dye is then pumped into the waste tank for a predetermined time. The supply of the solvent means from the solvent means tank is stopped and then the solvent means are pumped into the waste tank. Subsequently, a clean solvent means is pumped into the dye chamber using a supply line, where the suction line is blocked at the solvent means tank, and the solvent means is pumped into the washing circulation line closed by the supply and discharge lines for a period of time. do. Finally, the solvent means transferred into the circulation line flows into the waste tank.