Automated Key Duplication System with Optical Identification
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Solution Overview
Problem
Conventional key duplication systems require trained workers to select and position key blanks accurately, which can lead to inefficiencies and human errors, and lack automation for untrained users.
Innovation Solution
An automated key duplication system that includes a key identification system, a key cutting system, a key blank storage system, and a key blank transfer assembly, allowing untrained users to duplicate keys by identifying master keys, accessing a database to match key blanks, and transferring the appropriate key blanks to a cutting system for duplication.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional key duplication systems are used with manual operation, then trained workers can select and position key blanks, but the system requires trained personnel and is prone to human errors
Solution Approach 1:
The system enables untrained users to operate the key duplication machine independently through automated guidance. The control system provides step-by-step instructions and automatically identifies key blank positions, allowing anyone to use the system without specialized training while maintaining high accuracy through automated detection and positioning mechanisms.
Solution Approach 2:
The patent replaces manual visual inspection and physical positioning with automated optical scanning and mechanical positioning systems. The control system uses image capture devices to identify key blank locations and automatically positions them, substituting human judgment and manual dexterity with automated sensing and actuation mechanisms.
2Extent of automation
If automated key identification systems are implemented, then untrained users can operate the system, but the device complexity increases
Solution Approach 1:
The control system serves multiple functions: it captures images of key blanks, identifies their positions, determines appropriate key blanks to use, provides guidance instructions, and coordinates the duplication process. By consolidating these diverse functions into a single multi-functional control system, the patent manages complexity while achieving high automation.
Solution Approach 2:
The patent introduces a control system as an intermediary between the user and the physical key blank selection process. This intermediary translates user requests into automated actions, managing the complexity of coordination between multiple components while presenting a simple interface to the user.
3Manufacturing precision
If manual key blank positioning is used, then the system structure remains simple, but human errors occur in positioning accuracy
Solution Approach 1:
The system performs preliminary identification and positioning of key blanks before the actual duplication process. The control system captures images, identifies key blank positions, and pre-position them in the appropriate locations, ensuring accuracy is established before the critical cutting operation begins.
Solution Approach 2:
The patent replaces manual positioning with automated mechanical positioning systems that use optical sensors and controlled actuators to place key blanks with high precision, eliminating human error while managing complexity through integrated control mechanisms.
Data Source
AI summary
An automated key duplication system that includes a system housing, a key identification system, a key cutting system, a key blank storage system, a key blank transfer assembly, and a duplicated key retrieval opening is disclosed. The key identification system may be housed at least partially within the system housing and is configured to identify a master key. The key blank storage system comprises a plurality of rods configured to removably couple to a plurality of key carriers. The key blank transfer assembly is housed within the housing is configured to remove one key carrier of the plurality of key carriers from the key blank storage system with the key retrieving apparatus and transport the one key carrier and the key blank coupled thereto from the key blank storage to the key cutting system. The duplicated key retrieval opening is positioned on the housing to receive the one key blank after the one key blank has been cut.