Switch-Controlled Height Conveyor for Rotary Press
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Solution Overview
Problem
The existing systems for handling products from a rotary press face interruptions and production rejections when changing reception containers, as they require stopping the press to maintain a dust-free environment and prevent product damage, leading to operational breakdowns and potential leakage.
Innovation Solution
A device with a switch-controlled conveying system that allows products to be buffered and continuously supplied to the loading region, enabling uninterrupted operation of the rotary press during container changes, using a vibration-excited vertical conveyor and sealed conveying paths within an isolator.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the rotary press is stopped to replace the reception container, then the dust-free environment is maintained and product damage is prevented, but the production continuity is broken and operational efficiency decreases
Solution Approach 1:
The conveying system is segmented into multiple independent conveying means (first conveying means leading to isolator, second conveying means leading to reception container). This allows the system to switch between different conveying paths without stopping the rotary press, maintaining production continuity while ensuring dust-free handling in the isolator section.
Solution Approach 2:
The isolator acts as an intermediary sealed chamber between the rotary press and the reception container. Products are conveyed through this intermediate sealed environment, allowing container replacement outside the isolator without compromising the dust-free zone or requiring press shutdown.
2Manufacturing precision
If the rotary press is stopped to replace the reception container, then product damage is prevented, but operational breakdown occurs and production time is lost
Solution Approach 1:
The system maintains continuous product flow from the rotary press through the isolator via the first conveying means. The switch between conveying means allows container replacement without interrupting the continuous action of product conveyance, preventing production downtime while ensuring products are not damaged during the switching operation.
Solution Approach 2:
The switch is positioned and configured to enable preliminary routing of products through the isolator before container replacement is needed. This preliminary arrangement ensures that products are already in a controlled environment, allowing safe container replacement without risking product damage or requiring press shutdown.
3Object-affected harmful factors
If the flap is closed during container replacement to maintain security, then dust leakage is prevented, but product material may escape uncontrolled and production is interrupted
Solution Approach 1:
The system segments the sealing function into the isolator chamber and the switch mechanism. The isolator maintains the dust-free environment with its sealed structure, while the switch allows controlled redirection of products. This segmentation enables container replacement without closing the main isolation flap, preventing dust leakage while maintaining operational continuity.
4Area of stationary object
If a height conveyor is used to save space, then the footprint is reduced, but the system becomes more complex and harder to control during container replacement
Solution Approach 1:
The switch serves multiple functions: it routes products to either the second conveying means (for normal operation) or the third conveying means (for isolator feeding during container replacement). This multi-functionality allows the compact height conveyor arrangement to be controlled effectively without increasing overall system complexity, maintaining space efficiency while enabling flexible operation during container replacement.
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 ensures continuous production by buffering products during container replacement, preventing operational breakdowns and maintaining a dust-free environment, thus enhancing operational efficiency and safety.
Implementation Method 1
the height conveyor is a vertical conveying path excited to vibration
Data Source
AI summary
A device for stopping a continuous product stream of the products of a rotary press, with a height conveyor which has a lower loading region to which the products are supplied via a first conveying means, and an upper delivery region, from which the products are conveyed to a reception container via a second conveying means, wherein on the downstream side of the delivery region of the height conveyor a switch is assigned to the second conveying means, a third conveying device being connected to this switch, the lower end of which is assigned to the loading region of the height conveyor, so that the products are supplied to the second or third conveying means depending on the condition of the switch