Automated Stacking Device for Folded Leaflets
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Solution Overview
Problem
Existing methods for stacking and packaging folded products, such as patient information leaflets for pharmaceuticals, are labor-intensive and lack sufficient automation, leading to inefficiencies and increased susceptibility to errors.
Innovation Solution
A method and device that automatically stack and package folded products by forming them upright, using guide devices to maintain alignment and support, and a pushing device to transfer them into receptacles without manual intervention, optimizing time and reducing labor costs.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual stacking and packaging methods are used, then labor flexibility is maintained, but time consumption and labor intensity increase significantly
Solution Approach 1:
The folded products are arranged upright on support elements that automatically position them during conveyance. The support elements themselves perform the stacking function by their geometric design, eliminating the need for manual intervention in the stacking process.
Solution Approach 2:
The patent replaces manual mechanical operations with an automated conveyance system that uses support elements to automatically position and stack folded products. The pushing device then mechanically transfers stacks to receptacles, substituting human labor with automated mechanical systems.
2Productivity
If automated stacking devices are introduced, then productivity increases, but device complexity increases
Solution Approach 1:
The device is divided into distinct functional modules: a conveyance device for transporting folded products, support elements for positioning, and a pushing device for transfer. This segmentation allows each component to perform a specific function simply, reducing overall system complexity while maintaining high productivity.
Solution Approach 2:
The support elements utilize the vertical dimension by arranging folded products upright rather than flat. This dimensional change enables compact stacking and efficient use of space, increasing productivity without requiring a proportionally complex horizontal arrangement system.
3Loss of time
If folded products are stacked immediately after folding, then time efficiency improves, but alignment precision may deteriorate
Solution Approach 1:
The folded products are preliminarily positioned upright on support elements during the conveyance process, before final packaging. This preliminary alignment action ensures proper orientation is established early, maintaining precision while enabling immediate subsequent packaging without additional handling time.
Solution Approach 2:
The support elements act as intermediaries between the folding machine and the final packaging receptacle. They maintain alignment and positioning of folded products during transport, ensuring manufacturing precision is preserved while enabling continuous flow and immediate packaging.
4Manufacturing precision
If support elements are used to hold stacks, then positioning accuracy improves, but device complexity increases
Solution Approach 1:
The support elements are simple, inexpensive components that can be easily replaced or adjusted. Their simplicity reduces device complexity while still providing sufficient positioning accuracy for the stacking operation. The elements are designed for straightforward integration into the conveyance system.
Data Source
AI summary
A device for stacking and packaging folded products includes a conveying device that conveys a stack of folded products, which folded products are arranged in an upright position in a row, in a transport direction to a delivery area above a receptacle on at least one support element, which supports the stack in the delivery area perpendicularly to the transport direction. The stack is released perpendicularly to the transport direction by shifting or pivoting the at least one support element. A pushing device pushes the stack of folded products out of the delivery area perpendicularly to the transport direction and into the receptacle.