Foil Conveying and Compression for Battery Recycling Recovery
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Solution Overview
Problem
The manual collection of cleaned foils from old battery cells results in low collection efficiency and increased recycling costs during the recycling process of secondary batteries.
Innovation Solution
A foil recovery apparatus comprising a base, a conveying device with a conveyor belt and rollers, and a collecting device with a storage bin and pressing mechanism, designed to automate the collection and dewatering process of aluminum and copper foils, ensuring efficient foil recovery.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual collection of cleaned foils is used, then operation simplicity is maintained, but collection efficiency is low and recycling costs increase
Solution Approach 1:
The collecting device automatically performs foil collection, compression, and storage without manual intervention. The conveying device transports foils automatically from the cleaning area to the storage bin, and the pressing plate automatically compresses the foils, enabling the system to serve itself and eliminate the need for manual collection operations
Solution Approach 2:
The patent replaces manual mechanical collection with an automated mechanical system consisting of a conveying device with rollers and a collecting device with a pressing mechanism. This substitution of manual labor with automated mechanical systems resolves the contradiction by improving collection efficiency while maintaining reasonable device complexity through straightforward mechanical design
2Productivity
If manual foil collection is used, then equipment investment is reduced, but recycling costs increase due to low efficiency
Solution Approach 1:
The collection system is divided into distinct functional modules: a conveying device with multiple rollers for transport, a collecting device with a storage bin and pressing plate for compression, and a controlling device for coordination. This segmentation allows each module to be manufactured and assembled independently, facilitating easier implementation while achieving high collection speed through automated operation
Solution Approach 2:
The system changes the operational parameters from manual handling to automated mechanical operation. The conveying rollers provide continuous motion at controlled speeds, and the pressing plate applies automated compression forces, transforming the collection process from slow manual operations to rapid automated cycles, thereby improving productivity while maintaining manufacturing feasibility
3Ease of operation
If foils are not compressed during collection, then device complexity is reduced, but storage space requirements increase and handling efficiency decreases
Solution Approach 1:
The compression function is merged into the collecting device itself, where the pressing plate is integrated with the storage bin structure. This merging of storage and compression functions into a single unit resolves the contradiction by improving handling efficiency through automated compression without significantly increasing overall device complexity, as the pressing mechanism shares the same structural space as the storage container
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The apparatus enhances foil collection efficiency and reduces recycling costs by automating the process, improving the handling and dewatering of foils from old battery cells.
Implementation Method 1
a conveyor belt... driven around the first conveying roller and the second conveying roller for transmission
Implementation Method 2
the pressing plate is operable to enter the receiving cavity through the first opening to compress the foil within the receiving cavity
Data Source
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AI summary
A foil recovery apparatus is provided and includes a base, a conveying device, and a collecting device. The conveying device includes a conveyor belt and a first roller set. The first roller set includes a first conveying roller and a second conveying roller. The conveyor belt is driven around the first conveying roller and the second conveying roller for transmission. The collecting device includes a storage bin and a carrying platform. The storage bin includes a pushing plate and defines a receiving cavity. The storage bin defines a first opening. The pushing plate and the first opening are located on two opposite sides of the receiving cavity, respectively, and the first opening is opposite to the pushing plate. The carrying platform includes a pressing plate. The storage bin is disposed at one side of the second conveying roller away from the first conveying roller.