Modular Cabinet Hidden Pin Joining System for Fast Custom Assembly
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Solution Overview
Problem
Existing cabinetry solutions either require high costs and time for custom designs or lack aesthetic appeal with pre-fabricated stock systems, failing to provide a cost-effective and visually desirable modular cabinet system that can be easily assembled during installation.
Innovation Solution
A modular cabinet system utilizing grooves or channels machined into wood pieces for hidden clamping, allowing pieces to be securely joined without visible fasteners, using CNC drill bits to create specific grooves and channels for efficient assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Shape
If custom cabinetry is manufactured to provide aesthetic appeal and functional customization, then the visual desirability and functional fit are improved, but the cost and installation time increase significantly
Solution Approach 1:
The cabinet system is divided into modular components (sides, shelves, back panels, face frames) that can be independently manufactured and then quickly assembled using standardized grooves and hidden clamps, enabling custom configurations without custom manufacturing for each piece
Solution Approach 2:
Grooves are pre-machined into all cabinet components during manufacturing, and hidden clamps are designed to be inserted from the rear during assembly, allowing workers to quickly join pieces without complex fastening operations or visible hardware
2Strength
If traditional fastening methods are used to join cabinet pieces, then structural strength is achieved, but visible fasteners compromise aesthetic appearance
Solution Approach 1:
The fastening function is extracted from visible locations and relocated to the rear of the cabinet assembly, where hidden clamps engage grooves from the back, providing structural connection without compromising the visual appearance of the front-facing surfaces
Solution Approach 2:
Grooves act as intermediaries that receive and conceal the clamping action of hidden clamps, allowing strong mechanical joints to be formed while keeping all fastening hardware invisible from the aesthetic surfaces of the cabinet
3Productivity
If pre-fabricated stock cabinet systems are used to reduce cost and installation time, then ease of assembly is improved, but customization and aesthetic appeal are limited
Solution Approach 1:
The hidden clamp and groove system serves multiple functions: it provides strong structural joints, maintains aesthetic appearance by hiding fasteners, and enables rapid assembly of custom-configured cabinet layouts, combining the benefits of stock and custom systems
Solution Approach 2:
The system allows customization through variation in configuration (number, size, and arrangement of modular pieces) rather than requiring custom manufacturing, achieving adaptability through combinatorial assembly of standardized components
Data Source
AI summary
The present invention includes a system for quickly and simply manufacturing semi-custom cabinetry utilizing a hidden pin joining system. The hidden pin joining system allows panels of the cabinet to quickly and securely join together, with significant load bearing ability. The different joining pin designs allow for different ways of discretely joining pieces together to create custom cabinetry during installation. The specially designed drill bits allow the system to work seamlessly. Using CAD/CAM machinery, the drill bits can cut stock pieces that can be taken to installation sites, and formed into custom cabinetry for kitchen, closets, or any other desired shelving units.


