| 摘要 |
A nozzle surface cleaning device includes an ink jet head having a nozzle surface with a nozzle disposed therein, a cleaning solution supplying unit that faces the nozzle surface and supplies a cleaning solution, a movement unit that moves one of the cleaning solution supplying unit and the head in longitudinal and traverse directions of the head, and a movement amount control unit that controls a movement amount of at least one of the cleaning solution supplying unit and the head. The movement amount control unit adjusts an amount of the cleaning solution adhering to the nozzle surface by moving them in the traverse direction by using the movement unit in accordance with an uncleanness state of the nozzle surface or an operation history of the head to relatively change a position at which the nozzle surface and the cleaning solution supplying unit face and overlap with each other. |
