Automated Balloon Assembly Machine Heat Sealing
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Solution Overview
Problem
The manual assembly of balloon envelopes for high-altitude communication networks is time-consuming and lacks consistency due to human error, making it inefficient for large-scale deployment of hundreds of thousands of balloons.
Innovation Solution
A system with a table component and sealing component that includes platforms for heat sealing and airflow units to secure and move sheets of material, allowing for automated and repeatable assembly of balloon gores, with a gantry to support rolls of material and a bonding device to seal and cut the material simultaneously, reducing assembly time and improving consistency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual assembly is used, then flexibility in assembly process is maintained, but assembly time increases and consistency decreases
Solution Approach 1:
The patent replaces manual mechanical assembly with an automated sealing machine that uses heat sealing technology. The sealing component includes a sealing element that applies heat and pressure to bond gores together, eliminating the need for manual stitching or adhesive application. This substitution of manual mechanical operations with automated thermal processing directly increases assembly speed while maintaining consistent bonding quality.
Solution Approach 2:
The sealing machine is designed to automatically position and seal multiple gores in sequence without requiring manual intervention between operations. The system includes automated material feeding mechanisms and positioning systems that guide the gores into place, allowing the machine to service itself through repetitive cycles of heating, sealing, and advancing to the next gore pair.
2Manufacturing precision
If manual assembly is used, then equipment complexity is minimized, but manufacturing precision and consistency deteriorate
Solution Approach 1:
The sealing machine maintains consistent sealing quality by precisely controlling critical parameters including temperature of the sealing element, pressure applied during bonding, and sealing speed. These parameters are maintained within narrow tolerances through automated control systems, ensuring that each seal is identical to the previous one. This parametric control eliminates the variability inherent in manual assembly where human fatigue and skill differences affect consistency.
Solution Approach 2:
The patent replaces manual assembly operations with automated sealing technology that uses controlled thermal and mechanical forces. The sealing element applies uniform heat and pressure across the gore interfaces, creating consistent bonds that are identical regardless of operator skill or fatigue levels. This substitution ensures manufacturing precision while the automated nature of the system maintains this consistency throughout production.
3Productivity
If automated sealing is implemented, then productivity increases, but device complexity increases
Solution Approach 1:
The sealing machine combines multiple functions into a single integrated system: material positioning, heating, sealing, and advancement are all performed by one machine in continuous sequence. The sealing component integrates the heating element, pressure application mechanism, and positioning systems into a unified structure that processes multiple gores without requiring transfer between different devices or manual repositioning, thereby increasing throughput while keeping the system relatively compact.
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 system significantly reduces the time required to assemble balloon envelopes, enhances consistency, and minimizes human error, enabling efficient manufacturing of balloon envelopes for large-scale communication network deployments.
Implementation Method 1
The sealing component may be configured to move along a length of the first platform and to apply a heat seal to bond the first sheet of material to the second sheet material and form a sealed edge
Implementation Method 2
a displacing airflow unit may be positioned adjacent a rear of the sealing device. The displacing airflow unit may be configured to provide a directed stream of air onto a surface of the second sheet of material so as to move the second sheet of material to the first level
Data Source
AI summary
A system for manufacturing a balloon envelope includes a table component and a sealing component. The sealing component includes a first level and a second lower level. The first level further includes first and second platforms. The first platform can provide a work area for sealing respective first and second sheets of material together to form a sealed edge and the second platform may provide a work area for sealing the second sheet of material and a third sheet of material together. The first, second, and third sheets of material respectively form first, second, and third gores of the balloon envelope. The sealing component may be configured to move along length of the first platform and to apply a heat seal to bond the first sheet of material to the second sheet material and form a sealed edge.