| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a lock member for mounting a printing plate in which a damaged area generated by the vibration of the plate cylinder during printing can be easily identified, and a plate cylinder comprising the same.SOLUTION: A lock member 52 for mounting a printing plate comprises: a shaft member 56 which is formed in a rod shape extending along a printing plate mounting groove 12 and accommodated in an accommodation part 11 so as to be in parallel with the printing plate mounting groove 12; and a bearing member 60 provided so as to be positioned between the inner wall of the accommodation part 11 and the periphery of the shaft member 56. The shaft member 56 has a lock part 58 capable of locking the other end part 2b of a printing plate 2 and is provided in an axially rotatable manner in a direction of pulling or loosening the printing plate 2 in the accommodation part 11. The bearing member 60 is formed of a resin material that is softer than each material forming a plate cylinder body 10 and the shaft member 56.</p> |
