| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a screen printing device capable of executing mask cleaning with an appropriate cleaning execution pattern at all times during printing operation, and a screen printing method. <P>SOLUTION: In the screen printing, printing operation is repeated while periodically cleaning the mask plate from a lower surface side with a cleaning unit 20. The substrate surface after printing is observed with a camera 17 to determine the printing state with a determination section 40d. In accordance with the determination result and a prescribed cleaning guide, the cleaning execution pattern to be executed by the cleaning unit 20 is updated with a cleaning condition setting section 40c. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
