Conveyor Belt Roll Spacing for Fast Belt Replacement
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Solution Overview
Problem
Existing conveying systems face challenges in efficiently and simply attaching or replacing conveyor belts due to complex mechanisms for adjusting the distance between rotating elements, which is crucial for effectively tensioning the belt.
Innovation Solution
The system incorporates filler pieces and a removable spacer element to determine the operating distance between rotating elements, allowing for easy attachment of conveyor belts without the need for additional active setting, and the spacer element ensures the belt is within a desired tension range by predetermining the distance, thus simplifying the process.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If a complex adjusting mechanism is used to change the distance between drive rolls, then the belt tension can be precisely controlled, but the device complexity increases and the ease of operation deteriorates
Solution Approach 1:
The adjusting mechanism is segmented into discrete, standardized spacer elements of different thicknesses. Instead of a continuous complex adjustment system, the distance between drive rolls is adjusted by selecting and installing specific spacer elements, simplifying the overall mechanism while maintaining precise tension control.
Solution Approach 2:
The spacer elements are designed as simple, inexpensive, and potentially replaceable components. These basic spacing elements can be easily installed or removed to adjust belt tension, eliminating the need for complex permanent adjustment mechanisms.
2Manufacturing precision
If a complex adjusting mechanism is used to change the distance between drive rolls, then the belt tension can be precisely controlled, but the ease of repair and maintenance deteriorates
Solution Approach 1:
The adjustment system is divided into independent spacer elements that can be individually accessed and replaced. When belt replacement or tension adjustment is needed, only the relevant spacer element needs to be removed, simplifying maintenance procedures compared to complex integrated adjustment mechanisms.
Solution Approach 2:
The spacer elements can be extracted or removed from the system independently to facilitate belt replacement or tension adjustment. This extraction capability allows maintenance personnel to quickly access and replace components without disassembling complex adjustment mechanisms.
3Device complexity
If the distance between rotating elements is fixed, then the construction is simpler, but the ability to tension the belt properly is lost
Solution Approach 1:
The system transitions from a completely fixed distance to a dynamically adjustable distance using simple spacer elements. The spacers allow the distance between drive rolls to be changed as needed for belt tensioning, while maintaining simplicity compared to complex adjustable mechanisms.
4Productivity
If multiple conveying units are used in a train, then the conveying capacity increases, but the time and resources required for belt maintenance across all units increase
Solution Approach 1:
Each conveying unit in the train has independent, standardized spacer elements for belt tension adjustment. This segmentation allows maintenance to be performed on individual units without affecting others, enabling parallel maintenance operations across multiple units and reducing total downtime.
Solution Approach 2:
The spacer element design is universal and standardized across all conveying units in the train. This universality allows maintenance personnel to use the same tools and procedures for belt tensioning and replacement across all units, improving efficiency when maintaining multiple units.
Data Source
Figure 1a~1b
Figure 1c~2
Figure 3~4
AI summary
The invention relates to a conveying system comprising a plurality of conveying units comprising a chassis, a first and second roll¬ shaped rotating element (16, 18), a conveyor belt passed around the rotating elements (16, 18), which forms a supporting surface for a product, a first filler piece (20), wherein the first filler piece (20) is connected to the first rotating element (16) in such a way that the first filler piece (20) and the first rotating element (16) are jointly displaceable towards and away from the second rotating element (18), a second filler piece (22) which is fastened to the chassis between the first filler piece (20) and the second rotating element (18), and a removable spacer element (32) which, in use, is provided in a fitting manner between the first and second filler piece (20, 22), wherein a predetermined operating distance between the first and second rotating element (16, 18) is determined as a result of the placing of the spacer element (32) between the first and second filler piece (20, 22).