Isolation Garment Web Assembly for Faster Low-Scrap Production
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Solution Overview
Problem
Existing methods for manufacturing isolation garments are slow and labor-intensive, requiring significant manual input and resulting in high scrap material waste.
Innovation Solution
An apparatus and method involving a bonding unit, torso cutting unit, applicator, and transfer unit to create continuous isolation garment webs by forming underarm seams, cutting discrete torso pieces, applying coupling material, and transferring them onto continuous shoulder webs, minimizing manual labor and scrap.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If automated systems are used to combine material webs, then production speed is improved, but the products lack sleeves and require manual finishing
Solution Approach 1:
The isolation garment is divided into multiple separate web pieces (front web, back web, sleeve webs) that are manufactured independently and then assembled. This segmentation allows each component to be produced continuously by automated systems while the assembly of pre-cut pieces reduces manual finishing requirements.
Solution Approach 2:
Sleeve webs are pre-cut and prepared in advance as separate pieces before assembly. The material webs are pre-formed with appropriate shapes and sizes, allowing the automated system to combine them directly into complete garments with sleeves, eliminating the need for post-production sleeve attachment.
2Ease of manufacture
If sequential operations are used for cutting, combining, and folding at different stations, then process organization is improved, but production speed decreases and manual labor increases
Solution Approach 1:
Multiple manufacturing operations are merged into a single integrated apparatus. The cutting unit, bonding unit, and folding unit operate simultaneously in one continuous process, eliminating the need to transfer garments between separate stations and enabling continuous production without manual intervention.
Solution Approach 2:
The manufacturing process operates continuously with material webs fed through cutting, bonding, and folding operations without interruption. The apparatus maintains continuous motion of material through all processing stages, eliminating idle time and manual transfer operations between discrete stations.
3Adaptability or versatility
If manual cutting of garment shapes from material webs is performed, then flexibility in garment design is improved, but production speed decreases and raw material waste increases
Solution Approach 1:
The cutting unit employs dynamic, automated cutting mechanisms that can rapidly adjust to different garment patterns and designs. Programmable cutting paths allow the system to accommodate various garment styles while maintaining high production speed and minimizing material waste through optimized nesting and cutting sequences.
Solution Approach 2:
The automated cutting system can rapidly change parameters such as cutting patterns, material feed rates, and blade positions to accommodate different garment designs. This parametric control enables design flexibility without sacrificing production efficiency, as changes are made through software programming rather than manual reconfiguration.
4Reliability
If manual bonding and folding operations are performed, then quality control is improved, but production speed decreases and manual labor increases
Solution Approach 1:
The bonding unit performs automated bonding operations where the apparatus itself applies adhesive or heat-bonds the web pieces together without manual intervention. The folding unit similarly automates the folding process, with the system self-regulating bond strength, fold precision, and pressing pressure to maintain quality standards while enabling continuous high-speed production.
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
Facilitates rapid production of isolation garments with minimal manual input and reduced scrap material, enhancing efficiency and reducing production time.
Implementation Method 1
a bonding unit configured to create underarm seams between first shoulder web panels and second shoulder web panels
Implementation Method 2
a bonding unit configured to create underarm seams between first shoulder web panels and second shoulder web panels
Implementation Method 3
an applicator configured to apply a coupling material onto at least one of the first shoulder panels of the continuous shoulder web and the discrete torso pieces
Data Source
AI summary
An apparatus for executing a method of manufacturing multi-piece open-back isolation garments (10) includes machinery for creating discrete torso web pieces (12) from a continuous torso web, combining the discrete torso pieces with a continuous shoulder web (14), and cutting the combined torso and shoulder web structure to form the isolation garments. The isolation garments may be used as protection from potentially hazardous or unclean materials in a variety of different environments.