| 孙春林,赵建华,文海平,李荣祖.7300/1700二手纸机维保与改造实践[J].中国造纸,2026,45(7):199-208 |
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| 7300/1700二手纸机维保与改造实践 |
| Maintenance and Upgrades Practice of a 7300/1700 Second-hand Paper Machine |
| 收稿日期：2026-03-31 修订日期：2026-04-22 |
| DOI：10.11980/j.issn.0254-508X.2026.07.023 |
| 关键词: 二手纸机 夹网 维保与改造 |
| Key Words:second-hand paper machine gap former maintenance and upgrades |
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| 摘要:本文介绍了某造纸企业7300/1700二手纸机流浆箱、夹网成形部、压榨部、干燥部、施胶部、压光部、卷取部及引纸系统等主要部件的维保和改造方案，并阐述了其中独特的结构设计。对干燥部及其他局部位置实施了升级改造；改造后纸机运行良好，项目对二手纸机搬迁改造具有较好的指导意义。 |
| Abstract:This paper introduced maintenance and rebuild plans for the main sections of the 7300/1700 second-hand paper machine， including the headbox， gap former section， press section， drying section， sizing section， calender， reeler， and tail threading system， and elaborated on the ingenious structural designs. In addition， upgrades were carried out on the drying section and other local parts. After the upgrades， the paper machine ran well. The project provided a good reference for the relocation and modification of second-hand paper machines. |
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