Indoor Localization Control for Accurate Steel Part Association
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Solution Overview
Problem
In the metal processing industry, especially in steel and sheet metal processing, the monitoring and control of manufacturing processes are time-consuming and prone to errors due to the variety of part shapes and processing steps, leading to incorrect part association and subsequent processing issues.
Innovation Solution
A system utilizing an interior localization system with transceiver units and mobile units that transmit and receive electromagnetic signals to determine the position of persons and workpieces, integrating this data into a manufacturing control system for precise tracking and control of processing steps.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If visual comparison with paper-based documents is used for monitoring and control, then device complexity is reduced, but manufacturing precision and reliability deteriorate due to errors in part association
Solution Approach 1:
The patent replaces manual visual inspection with paper-based documents with an automated optical recognition system. Image capture devices and recognition algorithms automatically identify and track workpieces through processing steps, eliminating human error in part association while maintaining manageable system complexity through modular architecture.
Solution Approach 2:
The system creates digital copies of workpiece images and processes them through recognition algorithms. These digital representations are tracked through the manufacturing process, enabling accurate part association without requiring physical document handling or manual visual verification at each step.
2Measurement precision
If manual monitoring of many different part shapes is performed, then measurement precision is maintained through visual inspection, but productivity decreases due to time-consuming operations
Solution Approach 1:
The patent implements continuous automated monitoring where image capture devices continuously capture workpieces as they move through processing steps. The recognition system continuously processes images and updates part association status in real-time, eliminating the discontinuous nature of manual inspection and enabling simultaneous monitoring of multiple workpieces without interrupting production flow.
3Measurement precision
If detailed evaluation of manufacturing processes is required, then measurement precision improves, but loss of time increases due to delayed evaluation in current systems
Solution Approach 1:
The system implements real-time feedback loops where image capture devices continuously monitor workpieces, recognition algorithms immediately process the images, and the manufacturing control system receives instant updates on part association status. This enables detailed evaluation of manufacturing processes without delay, as each processing step is automatically documented and verified in real-time.
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
This system enables continuous, high-detail monitoring of manufacturing processes, reducing errors and increasing productivity by accurately associating persons and workpieces with processing steps, optimizing material flow, and enhancing ergonomics and safety in the manufacturing hall.
Implementation Method 1
providing a plurality of transceiver units permanently installed in the manufacturing hall, at least one mobile unit, and an analysis unit, the transceiver units and the mobile unit being configured to transmit and receive electromagnetic signals
Data Source
AI summary
An interior localization system for manufacturing control, with multiple, fixedly installed transceivers for determining the position of multiple mobile units, the position being determined in particular by evaluating the runtime of electromagnetic (radio) signals. The interior localization system is used to associate one of the mobile units to a person in an industrial manufacturing plant that processes steel and/or sheet metal, to determine the position of the associated person by localizing the associated mobile unit using the interior localization system and to integrate the interior localization system into a manufacturing control system of the industrial manufacturing plant.