Tray Loading System with Automatic Mode Switching
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Solution Overview
Problem
Conventional tray loading systems require manual reconfiguration to change between loading regimes, leading to potential errors where good components are mistakenly loaded into bad trays, compromising the integrity of the loading process and potentially resulting in costly retesting or assembly of faulty components.
Innovation Solution
A tray loading system with a configurable bin and an electrically actuatable bin key that automatically switches between operating modes based on the presence of trays, ensuring that only appropriate trays are loaded, preventing good components from being mistakenly loaded into bad trays.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If manual reconfiguration is used to change between loading regimes, then the system can be reconfigured, but errors occur where good components are mistakenly loaded into bad trays
Solution Approach 1:
The bin key assembly automatically switches between first and second configurations based on the presence or absence of trays in the tray loading bin, eliminating manual reconfiguration. The system self-adjusts by detecting tray presence and autonomously changing the bin key position to prevent loading errors
Solution Approach 2:
The system uses feedback from tray presence detection to automatically control bin key positioning. When trays are present, the bin key is positioned to allow loading; when trays are absent, the bin key switches to prevent loading, ensuring the system adapts based on real-time conditions
2Adaptability or versatility
If manual reconfiguration is required, then system flexibility is maintained, but costly retesting and assembly of faulty components may result
Solution Approach 1:
The bin key assembly proactively switches to the appropriate configuration before loading errors can occur. By automatically positioning the bin key based on tray presence, the system prevents faulty component assembly and eliminates the need for costly retesting
3Productivity
If the bin key is always accessible, then loading operations are efficient, but good components may be mistakenly loaded into bad trays
Solution Approach 1:
The bin key assembly dynamically changes its accessibility based on operating conditions. It automatically transitions between accessible and inaccessible states in response to tray presence, allowing the system to optimize between productivity and reliability depending on the current loading regime
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 reduces the likelihood of loading errors by automatically adjusting to the correct mode, ensuring that components are correctly segregated and reducing the need for costly retesting and maintaining the integrity of the loading process.
Implementation Method 1
an operating mode switching assembly adapted to automatically change from the second operating mode to the first operating mode in response to an operation associated with removal of loaded trays of the first configuration from the tray loading bin
Implementation Method 2
a solenoid assembly adapted to extend and retract the bin key
Data Source
Figure 1A
Figure 1B
Figure 2~3
AI summary
In described examples, a tray loading system (18) for tested electronic components (111, 113) includes a tray loading bin (36) adapted to prevent trays of a first configuration (20) from being operably received in a first bin operating mode and to operably receive trays of the first configuration (20) in a second bin operating mode. The system (18) also includes an operating mode switching assembly adapted to automatically change from the second operating mode to the first operating mode in response to an operation associated with removal of loaded trays of the first configuration (20) from the tray loading bin (36).