Bedding Foundation Assembly With Frame-Sensing Wire Grid Stapling
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Solution Overview
Problem
Existing methods for assembling bedding foundations with wire grids and frames require manual assembly and lack efficient automation, leading to inefficiencies and inconsistencies in securing the wire grid to the frame.
Innovation Solution
A machine and method for assembling bedding foundations that includes a sensing system to determine frame size, a stapling assembly with multiple staplers and a wire gripper, and a carriage system to advance the foundation, ensuring precise and automated attachment of the wire grid to the frame using a pneumatic or hydraulic distribution system.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual assembly methods are used for securing wire grid to frame, then flexibility and adaptability are maintained, but productivity is low and manufacturing precision is inconsistent
Solution Approach 1:
The assembly machine is divided into distinct functional sections: a first section with sensing systems for frame size detection, a second section with stapling assemblies for securing operations, and a third section for foundation advancement. This segmentation allows each section to perform its specific function efficiently while maintaining overall system manageability and productivity.
Solution Approach 2:
The sensing system automatically detects frame size and adjusts stapling operations without manual intervention. The system self-regulates the stapling process based on detected parameters, eliminating the need for manual setup and adjustment while maintaining high productivity and consistent precision.
2Manufacturing precision
If automated stapling systems are implemented, then productivity and manufacturing precision are improved, but device complexity increases
Solution Approach 1:
The stapling assembly is designed as a multi-functional unit that can handle different frame sizes and configurations through automated adjustment. The same stapling mechanism adapts to various foundation types (twin, full, queen, king, California king) without requiring multiple dedicated devices, thereby improving precision across different products while controlling overall system complexity.
Solution Approach 2:
The sensing system provides real-time feedback on frame size and position to the stapling assembly. This feedback loop enables automatic adjustment of stapling parameters to ensure consistent precision across different frame dimensions while eliminating manual intervention and reducing the need for complex manual adjustment mechanisms.
3Reliability
If multiple staplers are used across the wire grid, then manufacturing precision and reliability are improved, but device complexity and use of energy increase
Solution Approach 1:
The staplers operate in a periodic sequence rather than simultaneously, with each stapler activating in turn as the foundation advances through the assembly position. This periodic operation reduces peak energy demands on the pneumatic or hydraulic distribution system while maintaining reliable attachment security through multiple stapling points across the wire grid.
Solution Approach 2:
Multiple staplers are distributed across different positions in the assembly process rather than concentrated in one location. This spatial segmentation allows the pneumatic or hydraulic system to service each stapler sequentially, reducing simultaneous energy consumption while ensuring comprehensive and reliable attachment of the wire grid to the frame at multiple points.
Data Source
AI summary
An apparatus for assembling a bedding foundation having a grid formed from rows of spring modules and a frame to support the grid may include a first portion including a sensing system configured to determine a size of the frame, a second portion including a stapling assembly having a plurality of staplers and a wire gripper coupled to each of the staplers, and a third portion configured to receive the bedding foundation and advance the bedding foundation relative to the first portion and the second portion.