Vertical Storage Lift Ejecting Mechanism for Automated Goods Transfer
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Solution Overview
Problem
Current vertical storage lifts lack automatic transport capabilities for goods from the vertical storage lift to further handling or storage, requiring manual or robotic intervention for delivery to roller tracks or other transport systems, which is inefficient and limits scalability in larger warehouses.
Innovation Solution
A vertical storage lift with a frame structure, tray, storage rack, and elevator system, incorporating ejecting driving means with slots in the tray bottom to allow automatic horizontal transport of goods from the tray to roller tracks, enabling flexible and automatic delivery without manual intervention, and featuring independent driving arrangements for efficient goods handling in multiple directions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If goods are placed on trays in vertical storage lifts, then storage flexibility and speed of delivery to display port are improved, but manual or robotic intervention is required for picking goods from trays, reducing automation efficiency
Solution Approach 1:
The patent introduces roller tracks as intermediary transport elements that extend into the elevator shaft. These roller tracks serve as a mediator between the vertical storage lift and the horizontal transport system, enabling automatic goods transfer without manual intervention. The roller tracks are positioned to receive goods directly from trays as they are ejected from the elevator, creating a seamless automated workflow.
Solution Approach 2:
The patent transitions from purely vertical goods handling to a combined vertical-horizontal transport system. By introducing horizontal roller tracks that extend into the vertical elevator shaft, the system adds a horizontal dimension to the traditionally vertical storage lift operation. This dimensional extension enables automatic goods ejection and transfer, resolving the automation limitation while preserving the speed advantages of vertical storage.
2Device complexity
If vertical storage lifts operate as stand-alone units, then simplicity and cost-effectiveness are improved, but scalability to larger warehouse facilities is limited
Solution Approach 1:
The patent makes the vertical storage lift system multi-functional by integrating it with horizontal roller track networks. The same vertical lift units can serve multiple functions: storing goods, delivering to display ports, and transferring goods to horizontal transport routes for distribution to multiple destinations. This universality enables scalability without increasing individual unit complexity, as the modular vertical lifts can be connected to expanding horizontal transport networks.
Solution Approach 2:
The patent divides the warehouse transport system into separate modular segments: vertical storage lift units and horizontal roller track networks. Each vertical lift remains a simple, cost-effective stand-alone unit, but multiple units can be connected to shared horizontal transport infrastructure. This segmentation allows the system to scale by adding more vertical units that utilize the existing horizontal network, rather than requiring each unit to be a complete standalone system.
3Extent of automation
If goods are transported in opposite direction to load storage racks, then automatic loading is achieved, but system cost and floor space occupation increase
Solution Approach 1:
The patent merges the loading and unloading operations into a single integrated system. The horizontal roller tracks serve dual purposes: they deliver goods to vertical lifts for storage and retrieve goods from vertical lifts for delivery. This consolidation eliminates the need for separate loading and unloading infrastructure, reducing floor space requirements while maintaining full automation capability.
Data Source
Figure 1
Figure 2
Figure 3a~3b
AI summary
A vertical storage lift (1) and a storage and retrieval system 100. The vertical storage lift (1) comprises a frame structure (10), a tray (20) for carrying goods (2), a storage rack (30), and an elevator (40) arranged in the frame structure (10) adjacent to the storage rack (30). The elevator (40) comprises tray carrier means (42) at a bottom (43) of the elevator (40), and storage driving means (44), for transporting the tray (20) between the tray carrier means (42) and the storage rack (30). The vertical storage lift (1) further comprises ejecting driving means (15), arranged in a fixed position at a lower part (13) of the frame structure (10) for transporting the goods (2) away from the tray (20), and the tray (20) comprises a slot (25) in a bottom (21), arranged to receive at least a portion of the ejecting driving means (15), such that a top surface (16) of the ejecting driving means (15) extends above the bottom (21) of the tray (20).