A web printing machine with paper ejection cooling function

CN224689817UActive Publication Date: 2026-08-28SHANGHAI WENJING PRINTING & PACKAGING CO LTD
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Patent Information

Application Number
CN202522255885.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-24
Publication Date
2026-08-28
Estimated Expiration
2035-10-24

AI Technical Summary

Technical Problem

油墨粘连与蹭脏:未完全固化的油墨在收卷时容易相互粘连,导致印刷品背面蹭上油墨,影响印刷质量

Benefits of technology

本实用新型中,通过设计一种具有出纸冷却功能的卷筒纸印刷机,利用该装置设置了第一冷却辊和第二冷却辊,通过内部循环冷却水对印刷后的纸张进行直接接触式冷却,收卷时,配合电动伸缩杆控制的风扇进行风冷,这种水冷与风冷相结合的方式,能够快速有效地降低纸张表面温度,显著改善油墨固化和纸张定型效果,有效防止油墨粘连、纸张变形的问题,通过第二液压缸驱动轴承座在滑槽内移动,可以调节第二冷却辊与纸张表面的间距,使得装置能够适应不同厚度、不同材质纸张的冷却需求,确保第一冷却辊与第二冷却辊与纸张有效接触的同时,避免过度压迫,提高了冷却的适应性和均匀性。

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Abstract

The utility model relates to paper printing technical field especially is a kind of web printing machine with paper cooling function, including base, in the utility model, by designing a kind of web printing machine with paper cooling function, utilize the device and set up first cooling roller and second cooling roller, directly contact type cooling is carried out to the paper after printing by internal circulation cooling water, cooperate fan cooling by electric telescopic link control, can effectively reduce paper surface temperature quickly, significantly improve ink solidification and paper setting effect, effectively prevent the problem of ink adhesion, paper deformation, by the second hydraulic cylinder driving bearing seat moves in sliding slot, the interval of second cooling roller and paper surface can be adjusted, it is convenient to adapt to the cooling demand of different thickness, different material paper, ensure that first cooling roller and second cooling roller and paper effective contact, avoid excessive oppression at the same time, improve the adaptability and uniformity of cooling.
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