| 摘要 |
PURPOSE: A roll printing device is provided to improve precision by performing printing on a substrate to correct an error. CONSTITUTION: A roll printing device includes a base, a dispense, a gravure roll, a blanket roll(7), a first stage(9), a second stage(11), and a recognizing unit(13). The dispenser is installed in the base. The gravure roll is installed on the base and has a pattern on the outer surface thereof. Printing liquid is spread by the dispenser on the outer surface of the gravure roll. The blanket roll is installed in the base. The printing liquid is spread from the gravure roll to the blanket roll. The first stage is installed in the base and moves along the base as a sub-substrate which can spread a reference alignment mark when the blanket roll is lifted. |
