CNC Double Reed Fabrication System
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Solution Overview
Problem
The existing process of manufacturing double reeds for woodwind instruments is time-consuming, costly, and prone to human error, with expensive tooling and varying requirements for different cane types, leading to inefficiencies and waste.
Innovation Solution
A computerized reed fabrication system using a CNC machine with G-code software to control the fabrication of double reeds, allowing for precise adjustment and customization, reducing human effort and increasing yields.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If traditional manual processes with multiple specialized tools are used to manufacture double reeds, then each reed can be hand-crafted with attention to detail, but the process becomes time-consuming, labor-intensive, and expensive
Solution Approach 1:
The patent replaces manual mechanical operations with computerized numerical control (CNC) machinery. The CNC system automates cutting, shaping, and finishing operations that were previously performed manually with specialized tools, thereby maintaining precision while dramatically reducing fabrication time and labor intensity
Solution Approach 2:
The patent implements programmable parameters in the CNC system that allow precise control of cutting depth, feed rate, tool path, and shaping parameters. These programmable parameters enable replication of expert hand-crafting techniques while maintaining consistent precision across multiple reeds and reducing variability
2Ease of manufacture
If multiple expensive specialized tools are used for different stages of reed fabrication, then each tool can be optimized for its specific function, but the overall cost of tooling becomes very high
Solution Approach 1:
The patent employs a multi-functional CNC machining center that can perform cutting, shaping, finishing, and other fabrication operations with a single machine. This consolidates multiple specialized manual tools into one automated system, reducing overall tooling cost while maintaining the ability to perform specialized operations through programmable tool paths and interchangeable CNC tools
3Adaptability or versatility
If manual fabrication processes are used, then operators can adjust for variations in cane material, but human error and fatigue lead to waste and inconsistency
Solution Approach 1:
The patent incorporates feedback mechanisms in the CNC system including sensors that monitor material properties, tool wear, and dimensional accuracy. The system uses this feedback to automatically adjust parameters and compensate for variations in cane material, eliminating human error and fatigue while maintaining adaptability to material variations
Solution Approach 2:
The patent implements preliminary programming of optimal parameters for different cane types and reed specifications. Before fabrication begins, the CNC system is pre-configured with material-specific parameters and tolerance limits, allowing it to automatically adapt to variations in cane material without human intervention during the fabrication process
Data Source
AI summary
A computerized reed fabrication system having an X-Y-Z axes computer numerical controlled (CNC) machine capable of holding a tool bit. The CNC machine operates under the control of CNC software commands. The reed fabrication system further includes a tool bit held by the CNC machine and a reed holder located adjacent that tool bit. Non-transitory computer readable media stores CNC software commands. A computer reads those stored CNC software commands and sends them to the CNC machine. The CNC software commands cause the CNC machine to move the tool bit relative to the reed holder as required to fabricate a double reed from a cut piece of reed cane.