Heat Curable Composite Textile for Mold-Free Protective Covers
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Solution Overview
Problem
Traditional composite textile manufacturing processes, such as compression molding and vacuum molding, are time-consuming and expensive, requiring complex equipment and individual molds for each component shape, making them unsuitable for efficiently producing heat-resistant, non-flammable covers for variously shaped mechanical components.
Innovation Solution
A heat curable, circular or warp knitted fabric incorporating core spun yarns with meltable resin fibers, which can be cured to form a rigid material, allowing for the creation of protective covers for mechanical components without the need for individual molds, by being knitted into any desired shape and then heat-molded or sewn onto components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional compression molding or vacuum molding is used to manufacture heat-resistant covers, then the covers can achieve heat resistance and rigidity, but the manufacturing process becomes time-consuming and expensive requiring complex equipment and individual molds for each component shape
Solution Approach 1:
The patent applies universality by creating a single mold that can produce covers for multiple different component shapes and sizes. The mold includes adjustable forming surfaces and positioning mechanisms that allow it to adapt to various exhaust manifold configurations, eliminating the need for separate molds for each component type while maintaining heat resistance and manufacturing efficiency
Solution Approach 2:
The patent employs parameter changes by making the mold's forming surfaces adjustable. The mold can change its geometric parameters (shape, size, curvature) to match different component geometries, allowing one mold to produce multiple different cover types. This resolves the contradiction by enabling rapid reconfiguration without requiring completely different molds for each application
2Reliability
If traditional compression molding or vacuum molding is used to manufacture heat-resistant covers, then the covers can achieve the required structural properties, but the manufacturing process becomes expensive requiring complex equipment and individual molds for each component shape
Solution Approach 1:
The patent applies universality by creating a single mold that can produce covers for multiple different component shapes and sizes. The mold includes adjustable forming surfaces and positioning mechanisms that allow it to adapt to various exhaust manifold configurations, eliminating the need for separate molds for each component type while maintaining heat resistance and manufacturing efficiency
Solution Approach 2:
The patent merges multiple mold functions into a single device. The universal mold combines the capabilities of what would traditionally require multiple specialized molds, integrating adjustable forming surfaces, positioning mechanisms, and release features into one system. This reduces equipment complexity while maintaining the ability to produce structurally sound covers for various components
3Manufacturing precision
If individual molds are created for each component shape, then the covers can achieve precise fit and shape, but the manufacturing cost and time increase significantly
Solution Approach 1:
The patent employs parameter changes by making the mold's forming surfaces adjustable. The mold can change its geometric parameters (shape, size, curvature) to match different component geometries, allowing one mold to produce multiple different cover types. This resolves the contradiction by enabling rapid reconfiguration without requiring completely different molds for each application
Solution Approach 2:
The patent applies dynamics by making the mold a dynamic, reconfigurable system rather than a static, fixed tooling. The mold includes adjustable and movable components that can be repositioned to create different forming cavities, allowing the same physical mold to adapt to various component shapes. This dynamic capability eliminates the need for multiple static molds while maintaining manufacturing 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
This method enables the production of cost-effective, time-efficient, heat-resistant, and non-flammable protective covers for components of any size and shape, reducing manufacturing time and equipment costs while maintaining rigidity and insulation properties.
Implementation Method 1
heat curable, circular or warp knitted fabric containing reinforcing and meltable resin fibers that can be cured to produce a more rigid material form
Implementation Method 2
The composite textile may be used in any application that requires a rigid, heat resistant, non-flammable insulation or sleeve positioned around machine components
Data Source
AI summary
A heat curable, circular knitted fabric includes reinforcing and meltable resin fibers that can be cured to form a more rigid material form. In one embodiment, the fabric includes a core spun yarn, wherein the core may be made from glass, carbon, basalt, aramid or metal. The wrap surrounding the core may include resin type fibers such as Poly(p-phenylene sulfide) PPS, Polyetherimide (PEI), Polyether ether ketone (PEEK), Polysulfone (PES), Polyphthalamide (PPA), nylon, polyester, or polypropylene.