| 摘要 |
PROBLEM TO BE SOLVED: To highly accurately register the land part of a printed board and the opening part of a screen mask by a method wherein the development of a board registering error by the movement of a table is suppressed. SOLUTION: This creamy solder printing machine is equipped with a means such As a screen mask 4, a color camera 5, which observes a board 1 through the openings of the screen mask 4, a finer line-generating and distance-image converting part 12 or the like and a controlling part 14, which calculates the quantity of slippage between the measured position of the opening part of the mask and that of a standard object, so as to measure the quantity of slippage of the printed board 1 together with that of the opening part of the screen mask 4 when the printed board 1 is abutted against the screen mask 4. |
