Patent ID: 8544985

Claim:
An image forming apparatus, comprising: a print head unit including a plurality of head chips arranged in a row in a widthwise direction of a supplied printing medium to eject ink to form an image on the supplied printing medium; a wiping unit including a plurality of wiper members arranged in a row in the widthwise direction of the printing medium and a support member to support the plurality of wiper members, the wiping unit positioned below the print head unit and movable upwardly toward the print head unit and downwardly away from the print head unit; an ink discharging unit to accommodate and discharge ink spitted from the print head unit, the ink discharging unit comprising a spittoon in the support member to guide ink spitted from the print head unit to an ink accommodating unit; an elevating driving unit to move the wiping unit upwardly and downwardly between at least two positions of a first forward position which is a wiping standby position, a second forward position which is a scrapping position, and a retracted position; the widthwise direction of the printing medium driving unit to move the wiping unit back and forth in a width-wise direction when the wiping unit is positioned in the first or second forward positions; a scrapping unit which is disposed to a lower part of the print head unit to move between a second standby position and a cleaning position, and cleans the plurality of wiper members; a scrapping driving unit which drives the scrapping unit so that the scrapping unit configured to move between the cleaning position and the second standby position; and a capping unit which is located below the print head unit to move between a third standby position and a capping position capping the head chip surface of the print head unit.