Screen Printing Adapter Device for Platen Edge Support
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Screen printing technologies face issues with wear and damage at the transition between the squeegee or flood bar and the platen, leading to print quality problems and reduced longevity of the screen.
Innovation Solution
A screen printing adapter device that supports the flood bar and squeegee on the mesh screen, providing additional support where there is no platen beneath the screen, and can move with the screen to maintain the off-contact distance, thereby increasing the longevity and quality of the print.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the squeegee or flood bar presses on the screen and moves over the edge of the platen, then the printing operation can be completed, but the screen wears or becomes damaged at the transition and print quality deteriorates near that transition
Solution Approach 1:
The platen is divided into two distinct segments: a solid support platen for the main printing area and a separate adapter platen for the transition zone. This segmentation allows each segment to serve its specific function - the main platen provides stable support while the adapter platen prevents screen damage at the edge transition without interfering with the primary printing operation.
Solution Approach 2:
An adapter platen acts as an intermediary component between the main platen and the screen edge. This intermediate structure provides the necessary support in the transition zone where the squeegee moves over the platen edge, preventing direct contact between the squeegee and the unsupported screen area, thereby eliminating screen damage while maintaining printing productivity.
2Reliability
If the platen has gaps or unsupported areas, then the adapter device can be positioned to provide support, but the device complexity increases
Solution Approach 1:
The adapter platen is designed as a multi-functional component that simultaneously serves as a support structure for the screen, a guide for the squeegee movement, and a protective element for the screen edge. By combining these functions into a single universal component, the solution reduces overall system complexity despite addressing multiple problems in the transition zone.
Solution Approach 2:
The adapter platen modifies the physical parameters of the printing system by extending the supported area into the transition zone and adjusting the off-contact distance in that region. These parameter changes provide necessary screen support without requiring complex mechanical adjustments or multiple separate components, thereby maintaining relative simplicity while improving reliability.
Data Source
AI summary
A screen printing adapter device is disclosed. In an example, the screen printing adapter device includes a body configured as an accessory to a printing board having a tag printing surface. The body is attached to a screen and moves on and off of the printing board along with the screen for a screen printing operation. The body supports areas of the screen for a squeegee that are otherwise unsupported by the printing board. The example screen printing adapter device also includes a shoulder edge of the body shaped to fit adjacent and conform to a shoulder edge of the printing board. The example screen printing adapter device includes a collar edge of the body. In an example, the collar edge of the body is shaped to fit fully around a perimeter of the tag printing surface of the printing board.