Automatic Splicing Device Reel Recognition Accuracy
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Solution Overview
Problem
Existing automatic splicing devices fail to reliably connect the correct reels of carrier tapes, leading to misrecognition and reduced production efficiency in component mounters due to incorrect reel recognition.
Innovation Solution
An automatic splicing device equipped with a tape connecting mechanism, reading device for identification information, communication device for data exchange with the component mounter or host computer, and a control device to manage the connection process, ensuring accurate matching and prevention of misrecognition by detecting empty cavities and verifying reel information.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If manual reel recognition and connection is performed by operator, then flexibility and adaptability are maintained, but misrecognition occurs leading to reduced production efficiency
Solution Approach 1:
The system implements feedback by reading identification information from reels, comparing it with expected component types, and providing verification to prevent misrecognition. The barcode reader and control device create a closed-loop system that confirms reel identity before allowing connection, thereby improving reliability without sacrificing productivity
Solution Approach 2:
The patent replaces manual mechanical reel handling and visual recognition with automated optical scanning (barcode reader) and electronic control. This substitution eliminates human error in reel identification while maintaining operational flexibility, resolving the contradiction between reliability and productivity
2Productivity
If automated splicing is implemented without verification, then productivity increases, but reel misrecognition leads to incorrect connections
Solution Approach 1:
The system performs preliminary verification by reading and validating identification information from reels before the actual splicing operation. This advance check ensures that only correctly identified reels are connected, maintaining high connection accuracy while enabling automated high-speed splicing
Solution Approach 2:
The control device receives feedback from the barcode reader about reel identification and uses this information to control whether the splicing mechanism operates. This feedback loop ensures that automated splicing only occurs when reel identity is confirmed, preventing incorrect connections while maintaining productivity
3Reliability
If reel identification verification is added to prevent misrecognition, then connection reliability improves, but device complexity increases
Solution Approach 1:
The control device serves multiple functions: it controls the splicing mechanism, manages the barcode reader, validates identification information, and coordinates the overall operation. By making the control device multi-functional, the system improves reliability through verification without adding separate dedicated components for each function
Solution Approach 2:
The barcode reader acts as an intermediary between the physical reel and the control system, converting physical identification marks into electronic data that can be verified. This intermediary simplifies the verification process compared to direct mechanical or optical comparison methods, improving reliability while limiting complexity growth
Data Source
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Figure 3A~3B
AI summary
An automatic splicing device (20) provided with a reading device (30) configured to read identification information affixed to each of a first reel (11) around which first tape (Tc) is wound and a second reel (11) around which the second tape Tc is wound, the identification information recording information of each of components (e) stored in cavities (Ct) in each of the first tape (Tc) and the second tape (Tc); a communication device (40) configured to communicate with the reading device (30) and a component mounter (M) or a host computer (HC) connected to the component mounter (M) such that communication is possible; and a control device (100) configured to control the tape connecting mechanism (W) and the communication device (40).