Variable Color Textile Production via Servo Twisting
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Solution Overview
Problem
Current methods for producing industrial textiles with multiple colors or textures are inefficient, expensive, and lack true randomness, as they require complex setups, re-threading, or blending of colors, which restricts their industrial application and random pattern expression.
Innovation Solution
A method and device that uses multiple colored filaments or coextruded tapes, twisted and redirected through a single guide or needle to achieve random color expression on both sides of the fabric, utilizing a servo-driven twisting mechanism and programmable logic to control the pattern, allowing for efficient production of variable-color textiles with random or predetermined designs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If Jacquard weaving or knitting machines are used to create multi-colored textiles, then multiple colors and patterns can be achieved, but the setup time increases significantly and device complexity increases
Solution Approach 1:
The invention divides the multi-color filament supply into separate component filaments (e.g., first color filament, second color filament) that are individually controllable. Each filament can be independently fed, twisted, and positioned, allowing complex multi-color patterns to be created by controlling individual filament delivery rather than requiring complex mechanical pattern-making devices.
Solution Approach 2:
The invention introduces a new dimension of control by using a twisting mechanism that can rotate and reposition filaments in three-dimensional space before they reach the knitting or weaving point. This twisting dimension allows colors to be expressed in different orientations and positions without requiring multiple needles or guides, thereby reducing device complexity while maintaining pattern versatility.
2Adaptability or versatility
If Jacquard machines are used to create multi-colored textiles, then multiple colors and patterns can be achieved, but production time increases
Solution Approach 1:
The invention enables continuous production of multi-colored textiles by maintaining constant filament feed from multiple sources without interruption. The twisting mechanism continuously repositions filaments as they move through the system, allowing pattern changes to occur during production rather than requiring stops for re-threading or reconfiguration, thereby maintaining high production speed while achieving pattern versatility.
Solution Approach 2:
The invention uses a dynamic twisting mechanism that can adjust filament positions and orientations in real-time during production. This dynamic adjustment allows the system to switch between different color patterns on-the-fly without requiring machine reconfiguration or stopping, enabling both pattern versatility and continuous high-speed production.
3Adaptability or versatility
If multi-dyed threads are used to introduce multiple colors, then color variety is achieved, but true random color expression is lost due to color blending
Solution Approach 1:
Instead of using pre-dyed multi-color threads where colors are blended together, the invention segments the color expression into separate solid-color filaments. Each filament maintains its distinct color identity throughout the process, and the twisting mechanism controls which filament is positioned at the fabric surface at any given moment, achieving true random or controlled color expression without color blending.
Solution Approach 2:
The invention achieves color variation not through changing the color of individual filaments, but through selectively positioning different colored filaments at the fabric surface. The twisting mechanism rotates and repositions filaments to expose different colors at different locations and times, creating dynamic color expression while maintaining the integrity and distinctness of each filament's color.
4Adaptability or versatility
If re-threading is performed to change colors in industrial applications, then color variety is achieved, but additional time and resources are required
Solution Approach 1:
The invention prepares multiple colored filaments for simultaneous use in advance, with each filament already in place and ready for delivery. The twisting mechanism is pre-configured to handle multiple filaments, so when a color change is needed, the system simply adjusts which pre-positioned filament is twisted to the surface, eliminating the need to stop production and re-thread the machine.
Solution Approach 2:
The twisting mechanism serves multiple functions: it not only creates the desired fabric twist but also acts as a color selection device by positioning different colored filaments at the surface. This multi-functionality allows a single mechanism to handle both structural and color variation requirements, enabling rapid color changes without additional re-threading operations.
Data Source
AI summary
Disclosed is a method of producing a variable-color textile, the method comprising: providing a plurality of filaments into a commercial textile-production machine, the plurality filaments having at least a first color and a second color; and twisting at least one of the plurality of filaments to display a first color on a first side of a fabric surface and a second color on an opposite side of the fabric surface.