Packaging Container Compactor with Decoupled Guide Ribs
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Solution Overview
Problem
Existing devices for processing compressible and cuttable packaging containers lack the ability to adapt to different container properties, resulting in limited deformation and compacting effects, and conveying efficiency.
Innovation Solution
The device incorporates guide ribs decoupled from the guide surface, adjustable distance between the rotor roller and guide surface, and a design that includes varying tine lengths and slot widths to enhance deformation and compression, ensuring reliable engagement and handling of containers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the distance between the rotor roller and guide surface is increased to handle larger containers, then adaptability to different container types is improved, but the deformation and compaction effect decreases
Solution Approach 1:
The guide surface is segmented into multiple sections (first section, second section, third section) with different functions. The first section accepts containers, the second section performs compaction, and the third section releases containers. This segmentation allows the device to maintain effective compaction force while accommodating different container sizes through selective engagement of different sections.
Solution Approach 2:
The guide surface is made adjustable in its distance from the rotor roller, transforming a static structure into a dynamic one. This allows the distance to be optimized for different container types while maintaining adequate deformation and compaction effects through active adjustment rather than fixed geometry.
2Force
If the slot width in the guide surface is decreased to improve container compression, then compaction effect is improved, but the risk of jamming and fragmentation increases
Solution Approach 1:
Different sections of the guide surface have different slot width characteristics tailored to their specific functions. The first section has wider slots for container acceptance, the second section has optimized slots for compaction, and the third section has slots designed for smooth container release. This local optimization of slot dimensions prevents both jamming and excessive compression in each respective zone.
3Device complexity
If the guide ribs are integrated with the guide surface to simplify structure, then device complexity is reduced, but the interaction between conveyor tines and guide surface is negatively influenced
Solution Approach 1:
The guide ribs are extracted from the guide surface and positioned independently within the slots. This separation allows the guide ribs to be optimized specifically for tine interaction without being constrained by the overall guide surface structure. The ribs can be independently positioned to optimally engage the conveyor tines while the guide surface maintains its adjustable, segmented structure for container handling.
Data Source
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AI summary
The invention relates to a device (1) for the mechanical processing of compressible and cuttable packaging containers (9) that are empty or filled with flowable contents, wherein the device (1) has at least one rotor roller (2) equipped with conveying tines (24, 24') and rotatable about a rotary axis (20) by means of a drive unit (25) and a guide surface (3) opposite the rotor roller (2), wherein by means of rotation of the rotor roller (2) the packaging containers (9) are conveyed between the rotor roller (2) and the guide surface (3) and are thereby opened, emptied, deformed, compacted and, if applicable, also invalidated in the case of returnable containers, wherein the rotor roller (2) has several axially spaced conveying tine arrangements, wherein the guide surface (3) has slots (31) associated with the conveying tine arrangements and wherein the distance between the rotor roller (2) and the guide surface (3) is adjustable.The device (1) according to the invention is characterized in that a guide rib (32) decoupled from the guide surface (3) is arranged radially outside of the radially outer tips of the conveying tines (24, 24') in each of the slots (31).