Elastic Latching Elements for Substrate Magazine Retention
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Solution Overview
Problem
Conventional substrate magazines often result in substrate slippage and damage during transport due to inadequate edge support, leading to component damage and difficulties in correct removal.
Innovation Solution
The substrate magazine incorporates elastically displaceable latching elements that extend over guide rails, blocking substrates in their initial state and releasing upon deformation, ensuring secure holding and preventing substrates from being pushed or slid out of position.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If substrates are placed on guide rails without latching elements, then the structure remains simple and cost-effective, but substrates may slip or be pushed during transport
Solution Approach 1:
The latching elements are designed to be automatically activated by the substrate itself during insertion. When a substrate is placed on the guide rails, its weight and positioning automatically trigger the latching mechanism to engage, eliminating the need for separate actuation systems or complex control mechanisms.
Solution Approach 2:
The latching elements serve as intermediary components between the guide rails and the substrate. They provide a mechanical interface that transfers the substrate's weight to the guide rails while preventing lateral movement, effectively mediating the interaction between the substrate and the magazine structure.
2Reliability
If latching elements are added to guide rails, then substrate slippage is prevented, but manufacturing complexity increases
Solution Approach 1:
The latching elements are designed as thin, flexible components that can be easily attached to the guide rails. Their slender profile allows them to be integrated into the existing magazine structure with minimal additional manufacturing steps, maintaining ease of assembly while providing reliable substrate retention.
3Quantity of substance
If multiple substrates are stored in drawers, then storage capacity increases, but substrates may be pushed onto each other during transport
Solution Approach 1:
The latching elements are positioned to engage with substrates before transport begins. By securing each substrate individually on the guide rails prior to movement, the system prevents the harmful effect of substrates being pushed onto each other during transport, even when multiple substrates are stored in the same drawer.
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
This solution provides secure mechanical retention of substrates during transport, preventing accidental shoving or sliding, thus protecting components and facilitating reliable removal, while being cost-effective and structurally simple.
Implementation Method 1
at least one elastically displaceable latching element (14) is assigned to each drawer (10), which, in a first, unloaded state, extends at least partially over the sliding surface (12) and, in a second, elastically deformed state, releases the sliding surface (12)
Data Source
AI summary
A substrate magazine for a substrate insertion system, having a frame in which several drawers for receiving in each case at least one flat substrate are arranged one above the other. Each drawer is formed by two guide rails, arranged in parallel and at a distance from one another at the same height as that of the frame, each with a sliding surface on which a substrate lying on the edge can be displaced. At least one elastically displaceable latching element is assigned to each drawer. In a first, unloaded state, the at least one latching element extends at least partially over the sliding surface of one of the guide rails of the drawer and, in a second, elastically deformed state, releases the sliding surface.