Packaging Conveyor Dynamics for Continuous Article Loading
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Solution Overview
Problem
The automated assembly of outer packaging with groups of articles, such as beverage crates or cartons, is typically discontinuous, leading to low output due to frequent interruptions in the conveying process to insert or remove articles.
Innovation Solution
A handling and packaging device with a first conveyor section for transporting articles in a mass flow and a second conveyor line for outer packaging, equipped with a gripper head and retaining elements, allows for continuous or intermittent transport and simultaneous loading/unloading of articles into/from outer packaging, reducing disruptions and increasing throughput.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If the conveyor is stopped for each filling operation to insert articles into outer packaging, then the articles can be accurately placed into the packaging, but the throughput and productivity are reduced due to frequent interruptions
Solution Approach 1:
The conveyor system is designed with variable speed capability, allowing it to dynamically adjust between continuous operation and temporary deceleration for filling operations. The first conveyor section maintains continuous high speed for article transport, while the second conveyor section can be slowed down selectively when outer packaging needs to be filled, eliminating the need to stop the entire system.
Solution Approach 2:
The conveyor system is divided into two independent sections: a first conveyor section for continuous article transport and a second conveyor section for outer packaging transport. This segmentation allows each section to operate at different speeds independently, enabling the article conveyor to maintain high throughput while the packaging conveyor slows down only when needed for filling operations.
2Productivity
If the conveyor runs continuously without stopping, then the throughput is maintained, but it becomes difficult to accurately position and fill outer packaging with articles
Solution Approach 1:
The second conveyor section is equipped with variable speed control that allows it to decelerate temporarily when outer packaging arrives at the filling position. This dynamic speed adjustment provides sufficient time for accurate article placement while maintaining overall continuous operation and high throughput.
Solution Approach 2:
The system uses sensors and control mechanisms to detect when outer packaging is approaching the filling position, allowing the conveyor to prepare for deceleration in advance. This preliminary action ensures smooth transition to slower speed for accurate filling while minimizing disruption to the overall continuous flow.
3Reliability
If the conveyor is stopped frequently for filling operations, then articles can be properly inserted into outer packaging, but the processing time increases and efficiency decreases
Solution Approach 1:
The conveyor system uses dynamic speed modulation instead of complete stops. The second conveyor section temporarily reduces speed during filling operations to ensure proper article insertion, then immediately resumes normal speed. This approach maintains reliability of insertion while minimizing time loss compared to frequent complete stoppages.
Solution Approach 2:
The system maintains continuous operation of both conveyor sections, with only temporary and localized speed reductions in the second section during filling. This ensures that article transport continues uninterrupted while packaging filling occurs, eliminating idle time and maintaining continuous productive action throughout the system.
Data Source
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AI summary
The invention relates to a handling and/or packaging device (10) for repackaging groups of articles, comprising a first conveyor section (12) for transporting a plurality of articles (14) in a mass flow and/or in sequential transport in a defined and/or changing conveying direction, and a second conveyor section (18) located near and/or parallel to the first conveyor section (12) for successively transporting at least two outer packages (20), each designed and prepared to receive or transport at least one group of articles (14). The device also includes a handling device (22) associated with the conveyor sections, comprising at least one gripper head (24) for handling each group of articles.The second conveyor section (18) is assigned at least one retaining element (26), wherein at least two adjacent or successive outer packagings (20) on the second conveyor section (18) are coupled or can be coupled together at least phasewise before or during the loading of the outer packagings (20) with the article group or the removal of the article group from the outer packagings (20) by means of the at least one retaining element (26), and wherein the at least two coupled outer packagings (20) on the second conveyor section (18) can be moved relative to the transport speed of the second conveyor section (18).