Conveyor With Laterally Shiftable Lower Deck
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Solution Overview
Problem
Conventional stacking apparatuses face issues with scrap material interference in the transport path, leading to alignment problems, jams, and non-uniform stacks, particularly due to incomplete cuts and excess scrap material being carried into the final stack, which is undesirable for applications like food packaging.
Innovation Solution
A conveyor system with a modular lower conveyor deck featuring adjustable wheel positions relative to the upper belt deck, allowing optimal sheet support and scrap removal by ensuring wheels are positioned away from notches or gaps, facilitating easier scrap dislodgment and improved sheet control through coordinated belt and wheel contact surfaces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a conventional conveyor with fixed upper and lower decks is used, then the structure is simple and stable, but scrap material interferes with the transport path causing alignment problems, jams, and non-uniform stacks
Solution Approach 1:
The lower conveyor deck is made laterally shiftable relative to the upper conveyor deck, transforming a static structure into a dynamic one. This allows the lower deck to be repositioned to avoid scrap material accumulation zones, thereby maintaining reliable transport by adapting to varying scrap generation patterns during die cutting operations
Solution Approach 2:
The conveyor system is divided into independently adjustable upper and lower decks, with the lower deck capable of lateral movement. This segmentation allows the lower deck to be optimally positioned relative to the upper deck to prevent scrap interference, resolving the contradiction between structural simplicity and transport reliability
2Object-affected harmful factors
If the lower conveyor deck is made laterally shiftable to reduce scrap interference, then scrap removal improves, but the device complexity increases
Solution Approach 1:
The lower conveyor deck incorporates lateral shifting capability through adjustable positioning mechanisms, enabling dynamic repositioning to eliminate scrap interference. While this adds some complexity, it provides a targeted solution that directly addresses scrap removal without requiring complete system redesign
Solution Approach 2:
The laterally shiftable lower deck serves multiple functions: it maintains sheet support, enables scrap removal by repositioning away from accumulation zones, and allows adaptation to different sheet sizes and scrap patterns. This multi-functionality justifies the added complexity by consolidating several requirements into a single adjustable component
3Adaptability or versatility
If fixed wheel positions are used on the lower conveyor deck, then the structure is simpler, but the conveyor cannot adapt to varying sheet shapes and sizes
Solution Approach 1:
The lower conveyor deck features adjustable wheel positions that can be laterally shifted to accommodate different sheet dimensions and shapes. This dynamic positioning capability allows the same deck structure to adapt to varying production requirements without requiring multiple specialized decks
Solution Approach 2:
The adjustable lower deck with laterally shiftable wheels serves as a universal support mechanism for various sheet sizes and configurations. By combining the support function with lateral adjustment capability, the system achieves versatility while maintaining a relatively compact and integrated structure
Data Source
AI summary
A conveyor for transporting sheets along a path from an input end to a discharge end includes a main frame, an upper conveyor deck supported by the main frame and having a plurality of belts and a lower conveyor deck supported by the main frame and having a plurality of wheels supported by a plurality of shafts. The transport path is defined by the contact surfaces of the plurality of belts in the first contact region and the contact surfaces of the plurality of wheels in the second contact region, and the conveyor is configured such that the sheets make direct contact with the contact surfaces of the plurality of belts and make direct contact with the contact surfaces of the plurality of wheels when the sheets move along the transport path. The lower conveyor deck is shiftable laterally relative to the upper conveyor deck.