Tray Flipper Automation for Order Fulfillment
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Solution Overview
Problem
Materials handling facilities face inefficiencies in consolidating and tracking items due to the manual handling of thousands of items, which can lead to delays and errors in order fulfillment and compliance with consumer expectations.
Innovation Solution
The implementation of tray flipper automation tools, equipped with a flip arm, tamper arm, drive system, and controller, which can detect tray alignment, secure contents, and rotate trays to invert items for inspection and handling, facilitating automated consolidation and tracking.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual handling of items is used for consolidation and inspection, then flexibility and simplicity are maintained, but productivity and accuracy deteriorate due to delays and errors in order fulfillment
Solution Approach 1:
The system uses vision sensors and controllers to automatically detect, identify, and sort items without human intervention. The tray flipper autonomously flips trays to access items on bottom shelves, and the controller automatically directs items to appropriate destinations based on order requirements, enabling the system to serve itself rather than requiring manual handling for each operation.
Solution Approach 2:
Manual mechanical handling operations are replaced with an automated control system that uses vision sensors, processors, and electronic controllers to detect items, determine their destinations, and direct tray flippers to sort them. This substitution of manual mechanical operations with automated sensing and control systems increases productivity while managing complexity through integration.
2Manufacturing precision
If automated tray flipping is implemented, then inspection accuracy and consolidation precision are improved, but device complexity increases due to multiple arms and control systems
Solution Approach 1:
The tray flipper is divided into distinct functional segments: a flip arm for rotating trays, a separate tamper arm with a tamper plate for securing items, and an adhesion tool for gripping. This segmentation allows each component to perform its specific function efficiently while being controlled as an integrated unit, improving precision without requiring a monolithic complex structure.
Solution Approach 2:
The tray flipper system performs multiple functions using a unified mechanical structure: it can flip trays to access items, use the adhesion tool to grip and hold trays, deploy the tamper plate to secure items during handling, and rotate trays to various positions. This multi-functionality reduces the need for separate specialized devices, managing complexity while achieving high precision in item consolidation and inspection.
3Reliability
If manual item tracking is used, then system simplicity is maintained, but reliability deteriorates due to errors in order fulfillment and compliance
Solution Approach 1:
The system incorporates vision sensors that continuously detect items on conveyor belts and trays, providing real-time feedback to the controller. The controller processes this visual information to identify items, determine their intended destinations based on order requirements, and automatically direct tray flippers to sort them correctly. This closed-loop feedback system ensures high reliability in order fulfillment by continuously monitoring and correcting the sorting process.
Solution Approach 2:
The controller acts as an intermediary between the vision sensors and the physical sorting operations. It receives visual data from sensors, processes the information to determine item destinations, and translates this into control signals for tray flippers and other actuators. This intermediary layer enables reliable automated tracking and sorting by mediating between sensing and actuation, managing the complexity of coordinating multiple components.
Data Source
AI summary
Tray flipper automation tools are described. In one example, a tray flipper includes a flip arm positioned along a conveyor, a tamper arm, a drive system, and a controller. The controller is configured to detect alignment of a tray on the conveyor with the flip arm, direct the drive system to rotate the tamper arm to a position over the tray, and actuate a tamper plate of the tamper arm to secure contents in the tray. The controller is also configured to rotate the tamper arm and the flip arm, with the tray secured between them, to an inverted position off of the conveyor. Items positioned within the tray can be flipped over when the tamper arm and the flip arm rotate away from the conveyor. The flip arm and tray can then be rotated back, leaving the items resting on the tamper plate for inspection and materials handling steps.