Reverse Offset Printing Cliché Roll Cleaning Mechanism
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Current methods for forming electronic material patterns are inefficient and lack the capability to produce finer scales, necessitating improved apparatuses and processes for enhanced process efficiency.
Innovation Solution
A reverse offset printing apparatus and method utilizing a blanket roll, a cliché roll with an uneven unit for pattern formation, and a cleaning unit with a cleaning solution injection and vacuum suction to continuously clean and reuse the cliché roll, allowing for continuous or intermittent-continuous printing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional printing methods are used, then printing can be performed, but process efficiency is low and finer scale patterns cannot be formed
Solution Approach 1:
The patent inverts the traditional offset printing process by using a cliché roll with uneven units that directly contact the blanket roll to remove printing composition, rather than using a traditional cliché plate. This inversion enables continuous operation and finer scale pattern formation while maintaining printing quality
Solution Approach 2:
The patent implements continuous printing operation by using a roll-type cliché structure that can continuously remove printing composition from the blanket roll without interruption. The cleaning unit continuously cleans the cliché roll surface, enabling uninterrupted production and significantly improving process efficiency
2Productivity
If the cliché roll is used continuously, then productivity improves, but the cliché roll requires frequent cleaning to maintain quality
Solution Approach 1:
The cleaning unit is integrated into the continuous printing process, continuously cleaning the cliché roll surface as it rotates. This continuous cleaning action maintains printing quality without interrupting the printing operation, balancing productivity with quality maintenance
Solution Approach 2:
The cleaning unit automatically cleans the cliché roll during operation without requiring manual intervention or stopping the printing process. The system serves itself by maintaining the cliché roll surface condition through automated cleaning, reducing operational complexity
3Extent of automation
If manual cleaning of the cliché roll is used, then cleaning can be performed, but process efficiency decreases and automation is limited
Solution Approach 1:
The cleaning unit automatically performs cleaning operations without human intervention, integrating cleaning functions directly into the printing system. This automation eliminates manual cleaning steps and significantly improves both productivity and process efficiency
Solution Approach 2:
The automated cleaning unit operates continuously during the printing process, maintaining the cliché roll surface without interrupting production. This continuous automated cleaning enables fully automated printing operations while maintaining high productivity
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Significantly improves process efficiency by enabling continuous operation and fully automated printing, maintaining printing quality through effective cleaning and reuse of the cliché roll.
Implementation Method 1
a vacuum suction unit; and a printed unit equipped with a printed material, and provided to transfer the printing composition pattern on the blanket roll to the printed material
Data Source
AI summary
The present specification describes a reverse offset printing apparatus and a method.