Robotic Wall Assembly With Precise Precast Element Placement
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Solution Overview
Problem
Conventional building construction methods require skilled labor, are time-consuming, lead to material waste, and are costly, making it difficult to construct low-cost, efficient, and resilient housing units, especially in underdeveloped countries, and current insulation methods are inefficient.
Innovation Solution
An automated and robotized construction system using programmable robotic arms with interchangeable tools for assembling and welding floor, wall, and ceiling structures, along with a sliding and rotating platform for precise placement of precast elements, reducing the need for skilled labor and minimizing waste.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional construction methods using skilled labor are used, then construction quality and structural strength can be ensured, but construction cost and time consumption increase significantly
Solution Approach 1:
The patent replaces manual mechanical construction operations with an automated robotic system featuring programmable arms equipped with specialized tools. The robotic arm performs drilling, fastening, and assembly operations that traditionally required skilled carpenters and masons, thereby maintaining construction quality while dramatically reducing labor dependency and construction time.
Solution Approach 2:
The system incorporates automated tool changing capabilities where the robotic arm can independently exchange between different construction tools (drills, fasteners, grout applicators) without human intervention. This self-service feature enables continuous automated construction operations, eliminating the need for skilled workers to manually switch tools and maintain quality control.
2Device complexity
If conventional construction methods are used, then construction can be performed with simple equipment, but material waste increases due to cutting standard lengths
Solution Approach 1:
The system pre-positions construction materials (wood studs, insulation panels, drywall sheets) in precise locations before the robotic arm begins assembly operations. This preliminary arrangement allows the automated system to connect materials exactly as needed without cutting standard lengths, eliminating wood waste while keeping equipment relatively simple.
Solution Approach 2:
The robotic system uses digital blueprints and 3D modeling data to guide construction, creating a virtual copy of the final structure. This digital template enables precise material placement and connection without requiring manual measurement and cutting, reducing material waste while maintaining equipment simplicity through software-driven control.
3Ease of manufacture
If conventional construction methods are used, then construction can proceed with basic tools, but labor cost and time consumption increase
Solution Approach 1:
The patent replaces manual construction operations with an automated robotic system that performs drilling, fastening, grout application, and assembly operations automatically. This substitution maintains construction simplicity in terms of process design while reducing construction duration from months to days by eliminating manual labor bottlenecks.
Solution Approach 2:
The robotic construction system operates continuously without interruption, performing multiple construction tasks in sequence without the breaks, shifts, and coordination delays inherent in manual construction. The system can work around the clock with consistent quality, dramatically reducing construction time while maintaining ease of operation through centralized programmable control.
4Device complexity
If insulation is placed only on the inner side of stud frames, then construction can be simplified, but heat conduction efficiency decreases
Solution Approach 1:
The robotic system pre-attaches insulation panels to the exterior surfaces of stud frames before closing the wall assemblies. This preliminary exterior insulation application prevents thermal conduction through the steel studs while maintaining construction simplicity through automated panel placement and securing operations.
Solution Approach 2:
The system applies insulation specifically at critical thermal bridge locations (stud connections, corner joints, window openings) rather than uniformly throughout. This localized insulation strategy targets areas of highest heat conduction risk, improving energy efficiency while minimizing insulation material usage and maintaining construction simplicity.
Data Source
AI summary
An automated system and method for construction and assembly of walls, floors and ceilings are disclosed. The automated system comprises at least one robotic arm, at least one material gripper tool, at least one sliding, rising and rotating system, and tongue-and-groove interconnection elements.