Automotive Key Copying Kiosk for Accurate Imaging and Pairing
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Solution Overview
Problem
Existing key duplication systems face challenges in accurately capturing and replicating information from master keys, especially for vehicle keys, due to issues with positioning and wear, leading to errors and incompatibility across different vehicle brands and models.
Innovation Solution
A user-interface driven system with a kiosk or stand-alone key cutting machine that assists users in entering key identifying information, accurately positioning the master key for imaging, and selecting the correct key blank for cutting, using a combination of vision systems and programming tools to ensure precise duplication and pairing with vehicles.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a vision system is used to capture key information, then automation and productivity are improved, but positioning accuracy and measurement precision deteriorate due to parallax, shadows, and orientation issues
Solution Approach 1:
A transparent plate with machine-readable code is introduced as an intermediary between the key and the vision system. The plate is positioned at a known, fixed distance from the imaging device, serving as a reference medium that eliminates parallax and positioning errors while maintaining automation.
Solution Approach 2:
The transparent plate with encoded positioning information is prepared in advance and placed in a predetermined position relative to the imaging device. This preliminary setup establishes a fixed reference frame before the key duplication process begins, ensuring consistent measurement conditions.
2Manufacturing precision
If professional locksmiths perform key cutting, then manufacturing precision is improved, but device complexity and operational difficulty increase
Solution Approach 1:
The system enables customers to perform key duplication themselves through automated vision capture and computer-controlled cutting. The machine-readable code on the transparent plate provides self-guiding information to the system, eliminating the need for professional operators while maintaining cutting precision.
Solution Approach 2:
Manual locksmith skills are replaced with an automated system combining vision technology and computer-controlled cutting. The machine-readable code substitutes for human expertise in interpreting key characteristics, transferring the intelligence from the locksmith to the machine.
3Device complexity
If traditional key scanning methods are used, then simplicity is maintained, but reliability deteriorates due to positioning errors and image quality issues
Solution Approach 1:
The transparent plate acts as a reliable intermediary that standardizes the imaging process. By placing the plate at a fixed, known distance from the imaging device, it eliminates variability in image quality while adding minimal complexity to the overall system.
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
The system enables unsupervised or semi-supervised key cutting and vehicle pairing, increasing accuracy and reducing costs by allowing users to efficiently select and cut keys without highly trained professional assistance, while minimizing waste and frustration associated with incorrectly cut keys.
Implementation Method 1
capturing by a vision system a set of images of the master key, determining a feature location of the master key, and targeting a laser
Implementation Method 2
scaling and laser positioning for a laser-based image capture device, or focus and zoom distance for a (charge couple device) CCD-type photo sensor image capture device
Data Source
AI summary
A kiosk-based system provides enhanced processes for replicating or copying keys including automotive keys and including transponder keys requiring programming. A set of user interfaces guides users through master key identifying, key blank selecting, master key scanning and duplicate key cutting processes as well as programming programmable keys. The invention provides a Quick Reference redundancy to add an additional layer of accuracy to avoid errors in selecting key blanks and in cutting selected key blanks. The system creates a copy or duplicate of a master key based on a captured image of the master key and stored key data.