RFID Data Reading Device for Vacuum Filler Order Accuracy
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Solution Overview
Problem
Filling machines in food processing plants face challenges with confusion and incorrect filling due to longer waiting times and multiple production lines producing different products, leading to potential mixing of products and failure to maintain the 'first in, first out' order.
Innovation Solution
A data reading device is integrated into the filling machine to read container data stored on RFID chips or barcodes, controlling the filling process based on this information, ensuring only acceptable products are processed and maintaining the correct order, with the option to connect to a PC network for further data retrieval.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If containers are transported through staging areas with longer waiting times, then productivity is improved by batch processing, but reliability deteriorates due to product mixing and incorrect filling order
Solution Approach 1:
The system performs preliminary actions by storing container data (including production time, product type, and sequence information) in RFID tags or barcodes before the filling process. This allows the control system to pre-plan and enforce the correct filling sequence, ensuring reliability even when containers wait in staging areas for batch processing.
Solution Approach 2:
The system implements feedback by continuously reading container data via RFID or barcode scanners, comparing the actual filling sequence against the planned sequence, and providing real-time alerts or automatic corrections when deviations occur. This ensures that the 'first in, first out' principle is maintained despite batch processing delays.
2Productivity
If multiple production lines produce different products simultaneously, then productivity is improved through parallel production, but reliability deteriorates due to product confusion and mixing
Solution Approach 1:
The system segments product identification by assigning unique RFID tags or barcodes to each container with specific product information (type, batch, production line). This segmentation allows the control system to distinguish between different products even when multiple production lines operate simultaneously, preventing product mixing while maintaining parallel production efficiency.
Solution Approach 2:
The system introduces an intermediary control system that acts as a mediator between multiple production lines and the filling machines. This intermediary reads container data, manages product identification, and coordinates filling operations to ensure that the correct product is filled into the correct container, even when multiple products are being processed in parallel.
3Device complexity
If manual labeling methods are used for container identification, then device complexity is reduced, but loss of information increases due to reading errors and data mismanagement
Solution Approach 1:
The system replaces manual labeling and reading methods with automated electronic identification using RFID tags or barcodes. RFID tags enable contactless, automatic data retrieval without manual intervention, while barcodes provide a simple visual identification system. This substitution eliminates reading errors and data mismanagement associated with manual methods while keeping the overall system relatively simple and cost-effective.
Data Source
Figure 1~2
AI summary
The invention relates to a filling machine (2) and a method for filling foodstuffs, wherein the filling machine is fed with containers (1) in which a foodstuff is stored and comprises a machine control (3). To ensure correct operation of the filling machine, the filling machine includes a data reading device (4) that receives container data stored in a storage device (10) on the respective container (11), wherein the machine control (3) is designed such that the filling process is carried out depending on the read container data.