Packaging Reel Hub Insert for Visible Component Marking
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Solution Overview
Problem
Existing tape and reel packaging systems for electronic components face challenges in automated quality control due to the component marking being covered by the leader tape length, requiring manual unwinding and inspection.
Innovation Solution
The introduction of a hub insert that increases the diameter of the central hub in the packaging reel, allowing the component marking to be visible without unwinding the tape, and enabling automated quality control through OCR functionality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the leader tape length is increased to meet industry standards, then the packaging reel complies with IEC60286-3 and EIA481 standards, but the component marking becomes covered and invisible for quality control
Solution Approach 1:
The patent changes the dimensional parameter of the central hub diameter. By increasing the hub diameter, the tape is wound at a larger radius, which reduces the amount of tape (leader length) that covers the component marking area, making the marking visible for quality control while still meeting industry standard requirements
2Measurement precision
If manual unwinding of the carrier tape is performed to check component markings, then quality control can be performed, but the process becomes labor-intensive and time-consuming
Solution Approach 1:
The patent makes the component marking automatically visible through the hub insert design, eliminating the need for manual unwinding operations. The system serves itself by providing visible markings in the normal wound state, enabling direct visual or automated optical inspection without labor-intensive manual operations
3Ease of operation
If the hub diameter is increased using a hub insert, then the component marking becomes visible without unwinding, but the device structure becomes more complex
Solution Approach 1:
The patent divides the hub into two separate components: the original central hub and an additional hub insert. This segmentation allows the hub insert to be added only when needed for visibility requirements, without permanently modifying the basic reel structure. The modular approach maintains simplicity while providing enhanced functionality when required
Data Source
AI summary
The disclosure relates to an electronic component packing reel for a tape and reel packaging system and the electronic components are supported in pockets of a carrier tape wound around the reel, the packing reel includes: a central hub; two wall elements attached on both sides of the centrale hub defining a retaining space for retaining the carrier tape wound around the central hub; a hub insert arranged for placement of the hub insert over the central hub, the hub insert having an outer rim diameter for increasing a diameter of the central hub, and the hub insert includes at least two sections having mating locking means for interlocking the sections upon placement of the hub insert over the central hub.