Planar Component Assembly Line for Transportable Dwellings
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Solution Overview
Problem
Traditional stick-built construction methods for dwellings are inefficient in reducing costs and time, and existing foldable transportable dwelling units face challenges in manufacturing and assembly accuracy and speed.
Innovation Solution
A build-up cell system comprising a rectangular foam assembly ready table, a surface assembly ready table, and an assembly bed with an adhesive gantry and lifters to facilitate the precise lamination and assembly of foam and surface panels, using water-activated polyurethane adhesive and misting for enhanced bonding.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional stick-built construction methods are used, then construction flexibility is maintained, but assembly time and labor costs increase significantly
Solution Approach 1:
The construction system is segmented into pre-manufactured enclosure components (walls, floors, roofs) that can be independently fabricated and then rapidly assembled on-site, separating the manufacturing and assembly processes to improve overall productivity
Solution Approach 2:
Enclosure components are prepared in advance through factory manufacturing with pre-applied adhesives and pre-assembled configurations, allowing for faster on-site assembly without requiring complex manual construction processes
2Productivity
If factory manufacturing is implemented, then assembly time and labor costs are reduced, but manufacturing precision and dimensional accuracy must be improved
Solution Approach 1:
Manual measurement and alignment processes are replaced with automated adhesive application systems and precision positioning mechanisms that consistently achieve accurate dimensional tolerances through controlled dispensing and robotic placement
Solution Approach 2:
The adhesive application process uses visual indicators and positioning systems with marked reference points to ensure precise alignment and placement of enclosure components during manufacturing
3Loss of time
If manual assembly processes are used, then equipment complexity is minimized, but assembly time and labor requirements increase
Solution Approach 1:
The assembly system uses moveable gantries and adjustable positioning mechanisms that can dynamically adapt to different component sizes and configurations, providing automated precision assembly without requiring fixed complex infrastructure for each assembly task
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 system significantly reduces the time and personnel required for manufacturing folded, transportable dwelling components while improving dimensional accuracy and structural integrity, enabling faster and more cost-effective construction of dwellings.
Implementation Method 1
using water-activated polyurethane adhesive and misting for enhanced bonding
Implementation Method 2
water-activated polyurethane adhesive and misting for enhanced bonding
Data Source
AI summary
A build-up cell includes a foam assembly ready table for receiving a foam layer, a surface assembly ready table for receiving a first surface panel arrangement, and an assembly bed for receiving a second surface panel arrangement from a first direction and delivering a superposed lamination assembly in a second direction parallel to the first direction. The foam assembly ready table is positioned proximate to the assembly bed on a first side thereof, and the surface assembly ready table positioned proximate to the assembly bed on a second side thereof opposite to the first side thereof. An adhesive gantry straddles the assembly bed and is moveable across the assembly bed in a third direction parallel to the first direction.