| 摘要 |
PROBLEM TO BE SOLVED: To stably keep high quality printing regardless of an increase and decrease in printing quantity. SOLUTION: An ink jet printer is formed so that ink is ejected to a printing medium from each of the ink jet nozzles 52 connected to an ink chamber 53 while always supplied to the ink chamber 53 of a nozzle head 50 to apply printing to the printing medium and a printing quantity detection means 80, an ink temp. adjusting means 70 'heater (ink heating means 71)' and an ink temp. fixing and adjusting control means are provided so as not only to directly or indirectly detect printing quantity but also to adjust the ink temp. in the ink chamber 53 and, regardless of an increase and decrease in printing quantity, the ink temp. (viscosity) in the ink chamber 53 is fixed and adjusted to set ink temp. (viscosity). |
