Composite Glue Coating for Reflective Materials
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Solution Overview
Problem
Existing fancy reflective cloth production methods lack efficiency and versatility, resulting in materials with uneven hand feel and obvious seams, and are limited in design and functionality, such as air permeability and sweat absorption.
Innovation Solution
A composite glue coating device that enables batch production of reflective materials with high tear resistance and comfort, featuring a system with a composite glue roller, glue coating roller, glue sink device, and glue scrapping device, allowing for local glue coating and geometric pattern formation on the bead planting film, ensuring seamless integration with substrates and reversible use of glass beads.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional single-color reflective material is used, then production process is simple, but design versatility and functionality are limited
Solution Approach 1:
The reflective material is segmented into multiple layers including a base fabric layer, a middle layer with geometric patterns, and a top reflective bead layer. This segmentation allows different regions to have different functions - the geometric pattern layer provides design versatility while the reflective bead layer maintains the retroreflection function, resolving the contradiction between design complexity and production simplicity
Solution Approach 2:
Different regions of the reflective material are assigned different properties: the geometric pattern areas provide decorative functionality while the reflective bead areas provide optical functionality. This local differentiation enables the material to achieve both design versatility and maintain a relatively simple production process by applying different treatments to different zones
2Reliability
If glass beads are applied to fabric surface, then retroreflection function is achieved, but hand feel becomes uneven and seams become obvious
Solution Approach 1:
The glass beads are nested within a multi-layer structure where they are embedded in a middle layer that is itself attached to the base fabric. This nesting approach distributes the beads more evenly and prevents them from creating obvious seams or uneven hand feel on the fabric surface, while maintaining the retroreflection function
Solution Approach 2:
The invention uses a composite structure combining base fabric, geometric pattern material, and glass bead layer. This composite material approach allows the different components to work together - the base fabric provides structural support, the geometric layer provides design elements, and the glass beads provide retroreflection, while the composite structure masks surface unevenness
3Productivity
If batch production is implemented, then production efficiency increases, but control over pattern precision and quality consistency becomes more difficult
Solution Approach 1:
The geometric pattern layer is prepared in advance as a separate component before being combined with the base fabric and reflective beads in the batch production process. This preliminary preparation allows for precise pattern creation in a controlled setting, which is then replicated consistently during batch production, maintaining both efficiency and precision
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 method achieves high production efficiency, clear patterns, and batch production of reflective materials with consistent hand feel, seamless reflective points, and enhanced functionality like air permeability, while reducing production costs and environmental impact.
Implementation Method 1
by applying the optical principle that light is regressed after refracted and reflected in the glass beads
Implementation Method 2
light is regressed after refracted and reflected in the glass beads
Implementation Method 3
the glue coating roller rotates to coat the plating layer of the bead planting film with the glue inside the glue moving grooves
Data Source
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AI summary
A composite glue coating device and a preparation method for a fancy reflective material using the same, which relates to the technical field of reflective material production. The composite glue coating device comprises a composite glue roller (1), a glue coating roller (2), a glue sink device (3) and a glue scrapping device (4). The composite glue roller (1) and the glue coating roller (2) are arranged as a clamping roller set and a bead planting film passing interval (L) is formed between the composite glue roller (1) and the glue coating roller (2). The glue scrapping device (4) is connected with a scraper of the glue coating roller (2). A plurality of glue moving grooves (5) are evenly distributed on the glue coating roller (2). The glue coating roller (2) is connected with the glue sink device (3) and is glue immersed. The glue coating roller (2) rotates to transfer the glue (9) inside the glue sink device (3) into the glue moving grooves (5) and to coat the plating layer (13) of the bead planting film (6) with the glue (9) inside the glue moving grooves (5). The composite glue coating device can realize the batch production and the production efficiency is high. The reflective material produced has high tear resistance and comfort degree, with the fancy part being reflective and the rest as non-reflective. The reflective part has the same hand feeling with the rest substrate part, without obvious uneven feeling, and the reflective points are seamlessly connected with the substrate.