Vertical Loop Track Delivery Vehicle System for Automated Item Sorting
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Solution Overview
Problem
Large organizations face challenges in efficiently and cost-effectively sorting and retrieving items due to the labor-intensive nature of manual processes and the high costs of traditional automated sorting systems, which are often not justified by the volume of mail or items handled.
Innovation Solution
A material handling system featuring a network of delivery vehicles that travel along a vertical loop track to deliver items to specific bins, utilizing semi-autonomous vehicles with onboard power and navigation systems, and a central controller to manage traffic and sorting operations, allowing for both automated and manual sorting configurations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If traditional automated sorting equipment is used, then sorting efficiency is improved, but system cost increases significantly
Solution Approach 1:
The system divides the sorting function into independent modular units: delivery vehicles, destination gates, and control systems. Each vehicle is a self-contained module that can independently transport and deliver items, allowing the system to scale incrementally rather than requiring a complete expensive automated system from the start.
Solution Approach 2:
Delivery vehicles are equipped with onboard power sources and autonomous navigation capabilities, enabling them to operate independently without requiring complex centralized mechanical conveyance systems. The vehicles self-navigate to destinations and self-deliver items through automated gate interfaces.
2Device complexity
If manual sorting is used, then system cost is reduced, but labor intensity and time consumption increase
Solution Approach 1:
The system replaces manual mechanical sorting operations with automated delivery vehicles that use electronic control and onboard propulsion. This substitution eliminates the need for human labor in item transport while maintaining system affordability through the use of simpler, more flexible vehicle-based architecture compared to traditional automated conveyance systems.
3Extent of automation
If traditional automated sorting systems are deployed, then sorting automation is achieved, but adaptability to diverse mail types is reduced
Solution Approach 1:
The system employs dynamic routing where delivery vehicles can be reassigned to different destinations based on real-time needs and item characteristics. The vertical loop track configuration allows flexible path adjustments, and the gate system can dynamically open/close to accommodate different item sizes and types, enabling the system to adapt to diverse mail volumes and categories.
Solution Approach 2:
Delivery vehicles are designed as universal platforms capable of transporting various item types (mail, packages, documents) without requiring specialized equipment. The same vehicle fleet serves multiple destinations and handles different item categories, providing versatility while maintaining automated operation.
Data Source
AI summary
A method and apparatus are provided for sorting or retrieving items to/from a plurality of destinations areas. The items are loaded onto one of a plurality of independently controlled delivery vehicles. The delivery vehicles follow a path to/from the destination areas, which are positioned along the path. Once at the appropriate destination area, an item is transferred between the delivery vehicle and the destination area.