Ink jet recording apparatus

An ink jet recording apparatus comprising:

• a plurality of recording units each of which comprises a long ink jet head and an ink supply section supplying ink to the ink jet head;
• a plurality of supporting frames each of which comprises a first supporting frame supporting the ink jet head and a second supporting frame supporting at least a part of the ink supply section;
• a mount that comprises a plurality of first supporting frame supports supporting both ends of the first supporting frames in a longitudinal direction and a plurality of second supporting frame supports supporting the second supporting frames;
• and
• a bending correction unit that are provided on the second supporting frames and apply pressing forces or tensile forces to at least a part of the first supporting frames to correct bending of the first supporting frames in a case in which the first supporting frames are supported by the first supporting frame supports.