Reconfigurable Fabric Frame for Sewing Machine Stitch Precision
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Solution Overview
Problem
Maneuverable sewing machines face challenges in precisely guiding a needle along a predetermined path on a fabric frame, especially when the machine can be maneuvered in any direction, as conventional fabric frames often restrict the use of long rulers, leading to potential straying from the desired stitch path.
Innovation Solution
A reconfigurable fabric frame with interchangeable configurations allows the backing pole to be positioned higher than the quilt-top pole in one configuration, enabling a long ruler to extend over the backing pole and assist in precise stitching, and lower in another configuration to facilitate easier access and avoid collisions with the sewing machine.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If the backing pole is positioned higher than the quilt-top pole, then a long ruler can extend over the backing pole to assist in precise stitching, but the sewing machine operator may collide with the high backing pole
Solution Approach 1:
The fabric frame allows dynamic reconfiguration of pole heights, enabling the operator to switch between a high backing pole configuration (for precise stitching with long ruler) and a low backing pole configuration (for safe operator movement), thus adapting the system structure to different operational requirements
2Adaptability or versatility
If the fabric frame configuration is fixed, then the structure is simple, but it cannot accommodate different stitching requirements requiring different pole arrangements
Solution Approach 1:
The fabric frame is segmented into independently adjustable components (backing pole, quilt-top pole, side rails) that can be repositioned and reconfigured in different heights and positions, allowing the frame to adapt to various stitching requirements while maintaining manageable structural complexity through modular design
Data Source
AI summary
Reconfigurable fabric frame for a maneuverable sewing machine. In one example embodiment, an example reconfigurable fabric frame may include a take-up pole, an idler pole, a backing pole, a quilt-top pole, and side rails. The side rails may include take-up pole attachment locations, idler pole attachment locations, backing pole attachment locations, and quilt-top pole attachment locations. The side rails may be reconfigurable between a first configuration and a second configuration. In the first configuration, the backing pole attachment locations may be higher than the quilt-top pole attachment locations. In the second configuration, the backing pole attachment locations may be lower than the quilt-top pole attachment locations.