Window Laminate Edge Cutting for Flat Functional Layer Alignment
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Solution Overview
Problem
Conventional window laminates suffer from non-uniform flatness of functional layers and assembly tolerances due to inclined portions at the edges, which affect the quality and coupling with other parts.
Innovation Solution
The window laminate is designed with functional layers having side ends that form a cut vertical plane identical to the base layer, achieved by forming the layers larger than the target size and cutting inward from inclined portions to ensure uniform thickness and minimize assembly tolerances.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If functional layers are formed by printing process or photolithography process, then the window laminate can be manufactured with functional layers, but inclined portions are formed at the edges causing non-uniform flatness
Solution Approach 1:
The inclined portions formed at the edges during printing or photolithography are removed through cutting. The functional layers are cut to expose the side ends of the base layer, eliminating the inclined portions that cause non-uniform flatness while preserving the functional layers' core functions.
Solution Approach 2:
The functional layers are formed larger than the target size during the printing or photolithography process, and then excess material is removed by cutting. This preliminary over-formation allows the cutting process to eliminate inclined portions and achieve uniform flatness at the final dimensions.
2Ease of manufacture
If functional layers are formed by printing process or photolithography process, then the window laminate can be manufactured with functional layers, but side end steps cause tolerance in lateral coupling
Solution Approach 1:
The side end steps causing assembly tolerance are removed by cutting the functional layers. This exposes the side ends of the base layer, creating a flush surface that eliminates steps and reduces tolerance in lateral coupling with other parts.
Solution Approach 2:
The functional layers are formed larger than the target size, allowing subsequent cutting to remove excess material and create precise, step-free edges. This preliminary over-formation enables accurate dimensional control for assembly tolerance reduction.
3Manufacturing precision
If functional layers are formed larger than target size and then cut inward, then uniform flatness is achieved, but additional cutting process is required
Solution Approach 1:
The functional layers are formed larger than the target size during the initial printing or photolithography process. This preliminary over-formation is intentional, allowing the subsequent cutting process to precisely define the final dimensions and eliminate inclined portions, achieving uniform flatness.
Solution Approach 2:
The excess functional layer material extending beyond the target size is removed through cutting. This extraction of excess material is necessary to achieve uniform flatness by eliminating inclined portions and creating precise, step-free edges for assembly.
Data Source
AI summary
A window laminate includes a base layer and a functional layer formed on the base layer, in which at least one side end of the functional layer forms an identical line with a corresponding side end of the base layer. The identical line of the side ends of the base layer and the functional layer forms a cut vertical plane.