Screen Protector Alignment Frame for Controlled Release Film Pulling
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Solution Overview
Problem
Conventional manual screen protector application methods are inefficient, require high technical proficiency, and the existing screen protector applicators have complex structures that increase manufacturing costs.
Innovation Solution
A screen protector application structure with a limiting frame and snap fastener, including a first and second stopping plate, avoidance surface, and snap-fit portions, which ensures controlled film pulling and snap-in connections to prevent misalignment and structural looseness, while using a screen protector application box for enhanced stability and reusability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a complex structure is employed to achieve simple screen protector application effect, then application quality is improved, but manufacturing cost significantly increases
Solution Approach 1:
The frame is divided into first and second stopping plates with distinct functions: the first stopping plate prevents the protective film from moving away from the screen, while the second stopping plate prevents the release film from passing through. This segmentation allows each component to be simple yet effective, reducing overall structural complexity while maintaining application quality
Solution Approach 2:
The first avoidance surface acts as an intermediary element that guides the release film during the pulling process. By providing a controlled path for the release film to pass through, it simplifies the overall mechanism needed to achieve precise film application without requiring complex guiding structures
2Ease of operation
If conventional manual screen protector application method is used, then operational flexibility is maintained, but efficiency is low and technical proficiency requirement is high
Solution Approach 1:
The structure enables self-service operation where the frame automatically guides the film application process. The stopping plates and avoidance surfaces work together to automatically control film movement and positioning, eliminating the need for operators to have high technical proficiency while maintaining operational flexibility and significantly improving efficiency
Solution Approach 2:
The frame is pre-configured with stopping plates and avoidance surfaces that establish the correct film position and pulling path before the application process begins. This preliminary arrangement ensures that the film is correctly positioned and guided throughout the application process, improving efficiency without requiring complex real-time adjustments by the operator
3Device complexity
If the release film is pulled out through a simple opening, then structural simplicity is maintained, but misalignment and structural looseness occur
Solution Approach 1:
The first avoidance surface is specifically designed with particular geometric characteristics at the critical location where the release film passes through. This localized geometric feature provides precise guidance and alignment for the release film without requiring the entire opening structure to be complex, thereby maintaining overall simplicity while ensuring alignment accuracy and preventing structural looseness
Data Source
AI summary
A screen protector application structure includes a limiting frame configured to cover a smart terminal, where the limiting frame has a first placement space for placing a release film and a protective film, and a second placement space for placing the smart terminal, a first opening configured for the release film to pass is formed between the first placement space and the second placement space, a first avoidance surface is disposed at the first opening and is configured to allow the release film to be pulled out from the first opening, and a distance between a lowest point of the first avoidance surface and a screen of the smart terminal is smaller than a thickness of the protective film. By optimizing the limiting structure, the present disclosure improves screen protector application accuracy and consistency, and maintains low structural manufacturing cost.