Vacuum Screen Protector Attaching Machine Bubble Prevention
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Solution Overview
Problem
Existing screen protector attaching methods are inefficient and prone to air bubbles, leading to suboptimal attachment quality, which depends heavily on the user's proficiency.
Innovation Solution
A vacuum screen protector attaching machine that utilizes air pressure changes to attach screen protectors, featuring a base, air pump, screen protector attaching section with an airbag, and air tube, which isolates the attaching cavity and reduces air pressure to prevent bubbles and ensure uniform pressure.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If manual screen protector attaching is performed, then the attachment quality depends on user proficiency, but the process is time-consuming and inconsistent
Solution Approach 1:
The patent replaces manual mechanical attachment operations with an automated vacuum system. The vacuum pump creates negative pressure to hold the screen protector in place, eliminating the need for manual positioning and pressing operations. This substitution of mechanical manual operations with a vacuum field achieves consistent attachment quality while reducing time consumption.
Solution Approach 2:
The patent utilizes changes in pressure parameters to achieve screen protector attachment. By creating a vacuum environment (negative pressure) in the attachment chamber, the system automatically secures the screen protector to the device surface. This parameter change from atmospheric pressure to vacuum pressure enables automated, consistent attachment without manual intervention.
2Productivity
If traditional automatic attaching devices are used, then productivity increases, but air bubbles form and attachment quality deteriorates
Solution Approach 1:
The patent creates a vacuum environment (inert atmosphere without air) in the attachment chamber during the bonding process. This vacuum environment prevents air bubbles from forming between the screen protector and the device surface, ensuring high attachment quality. The inert vacuum atmosphere eliminates the harmful factor of air that causes bubble formation while maintaining automated high-speed operation.
Solution Approach 2:
The patent employs a vacuum pump to create negative pressure in the attachment chamber, and uses pneumatic pressure to press the screen protector onto the device surface. The vacuum holds the protector in place during alignment, then controlled pneumatic pressure ensures bubble-free bonding. This pneumatic system enables both high productivity and high attachment quality.
3Manufacturing precision
If vacuum pressure is applied to attach screen protector, then air bubbles are eliminated and attachment quality improves, but the system complexity increases
Solution Approach 1:
The patent uses a flexible vacuum chamber or film that can conform to the device surface and screen protector. This flexible element creates the vacuum seal necessary for bubble-free attachment without requiring a rigid, complex vacuum chamber. The flexible film simplifies the overall system structure while maintaining the vacuum environment needed for high-quality attachment.
Solution Approach 2:
The patent introduces a vacuum chamber as an intermediary environment between the screen protector and the device surface. This intermediary vacuum space allows for controlled attachment conditions that eliminate air bubbles. The vacuum chamber acts as a mediator that manages the air removal process, simplifying the overall system by providing a dedicated controlled environment rather than requiring complex integrated mechanisms.
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
The machine effectively avoids air bubbles and improves the quality of screen protector attachment, providing a uniform and gentle attachment process that enhances user experience and compatibility with various mobile phone types.
Implementation Method 1
the air pump works, and the air of the screen protector attaching cavity is sucked out through the air hole, so that the air pressure of the screen protector attaching cavity decreases
Implementation Method 2
attaching through the change of air pressure, due to the strong fluidity of the gas, the pressure is relatively uniform
Data Source
AI summary
The present application provides a vacuum screen protector attaching machine, wherein the vacuum screen protector attaching machine comprises: a base, an air pump, a screen protector attaching section and an air tube; wherein the screen protector attaching section comprises a screen protector attaching cavity and an upper cover, and the upper cover comprises an airbag; the airbag communicates with one end of the air tube, the one end of the air tube is disposed at a center position of the airbag, the other end of the air tube communicates with an air outlet of the air pump, and the air pump is disposed at the interior of the base; the screen protector attaching cavity is further provided with an air hole, and the air hole communicates with an air inlet of the air pump.