| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To avoid a problem that a work such as a print substrate is damaged by contacting a peripheral surface of a backup roller or a buff polishing roller at its rear end part when the work is polished between the buff polishing roller and the backup roller. <P>SOLUTION: The polishing device comprises the buff polishing roller B1 for polishing the work P, the backup roller C1 placed to face to the buff polishing roller B1, and conveyance rollers R1-R6 arranged on both front/rear sides of the both rollers B1, C1 in the work conveying direction. A nozzle hole E1 of a gas injection means for blowing gas toward a rear side of the work conveying direction is arranged on a front side of the work conveying direction of the polishing device D1 composed of the buff polishing roller B1 and the backup roller C1. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
