RFID Tagging System for Leather Cutting Yield Optimization
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Solution Overview
Problem
The inefficiency in cutting leather for automobile interior components due to the high expense and uniqueness of leather hides, where multiple dies are manually placed to maximize material usage, leading to challenges in tracking piece counts and yield optimization.
Innovation Solution
Implementing an RFID tagging system for both dies and hides to track pattern identities and material areas, allowing for real-time monitoring and alerts on piece counts and yield optimization, ensuring efficient cutting and minimizing scrap.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of substance
If multiple dies are manually placed on hides to maximize material usage, then material utilization is improved, but tracking piece counts and yield optimization becomes difficult
Solution Approach 1:
The system enables automatic self-tracking of piece counts and yield information through RFID tags on dies and hides. The RFID reader automatically polls tags to update piece counts, eliminating the need for manual tracking while maximizing material utilization through automated yield optimization alerts.
Solution Approach 2:
Manual tracking methods are replaced with an automated electronic system using RFID technology. The RFID tags store and transmit information about dies and hides, and the reader automatically collects this data to track piece counts and calculate yield, substituting mechanical/manual processes with electronic automation.
2Measurement precision
If RFID tags are placed on both dies and hides for real-time tracking, then information accuracy is improved, but system complexity increases
Solution Approach 1:
The RFID tags serve multiple functions: they identify individual dies and hides, track piece counts, store area information for yield calculations, and enable real-time monitoring. This multi-functionality reduces the need for separate tracking systems and minimizes overall system complexity despite the added RFID infrastructure.
3Manufacturing precision
If piece counts are tracked in real-time with alerts, then order fulfillment accuracy is improved, but operational time increases
Solution Approach 1:
The RFID reader continuously and automatically polls tags to update piece counts in real-time without interrupting the cutting workflow. Alerts are generated automatically when thresholds are reached, eliminating the need for manual counting operations and ensuring continuous accurate tracking without adding operational delays.
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
Enhances the tracking and management of leather piece cutting, optimizing yield by providing real-time updates and alerts, thus improving the efficiency and accuracy of the cutting process while minimizing waste.
Implementation Method 1
an RFID (Radio Frequency Identification) tag containing information related to a pattern identity associated with each die may be placed onto each die. The RFID tags on dies placed on a hide for cutting may be polled to update a count of each pattern cut or to be cut.
Data Source
AI summary
According to one aspect, a system that includes an RFID (Radio Frequency Identification) tag reader, a plurality of cutting dies, a plurality of RFID tags connectable to the corresponding cutting dies, and a controller including a computer usable program code including program instructions for scanning instruction the RFID tag reader to scan the RFID tags, updating respective piece counts corresponding to specific shapes provided by some of the plurality of cutting dies, and displaying the respective piece counts.