Battery Winder Mandrel Feeding with Notch Alignment and Tape Application
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Solution Overview
Problem
Existing mandrel feeding devices in battery manufacturing require manual intervention for adjusting the position of a notch on the mandrel and applying double-sided adhesive tape, leading to low automation and reduced efficiency.
Innovation Solution
A mandrel feeding device with a dispensing station, adjusting station, and adhesive application station, equipped with a transferring apparatus, adjusting apparatus, and adhesive application apparatus, which automates the process of positioning the mandrel notch and applying adhesive, using mechanisms like holding structures, adjusting mechanisms, and adhesive application mechanisms to facilitate high-automation mandrel feeding.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Extent of automation
If manual intervention is used to adjust the position of the notch on the mandrel and to apply the double-sided adhesive tape, then the device complexity is reduced, but the extent of automation and productivity deteriorate
Solution Approach 1:
The mandrel feeding device is divided into multiple functional modules: a dispensing module for providing mandrels, an adjusting module for rotating the mandrel to position the notch, and an adhesive application module for applying double-sided adhesive tape. Each module operates independently but coordinates through the transferring apparatus, achieving high automation while keeping individual modules relatively simple.
Solution Approach 2:
The transferring apparatus serves multiple functions: it transfers mandrels from the dispensing module to the adjusting module, then to the adhesive application module, and finally to the winding mechanism. This multi-functional component reduces the need for separate handling mechanisms for each operation, automating the entire process without proportionally increasing device complexity.
2Productivity
If manual intervention is used to adjust the position of the notch on the mandrel and to apply the double-sided adhesive tape, then the device complexity is reduced, but the productivity deteriorates
Solution Approach 1:
The dispensing module continuously provides mandrels to the transferring apparatus, which continuously transfers them through the adjusting and adhesive application modules to the winding mechanism. This continuous flow of mandrels through all stations eliminates idle time and manual intervention delays, significantly improving feeding efficiency while the modular design keeps complexity manageable.
Solution Approach 2:
The adjusting module performs preliminary rotation of the mandrel to position the notch before the mandrel reaches the winding mechanism. Similarly, the adhesive application module applies the double-sided adhesive tape in advance. These preliminary actions ensure that when the mandrel arrives at the winding station, all preparatory work is complete, enabling immediate winding operation and improving overall productivity.
3Manufacturing precision
If manual intervention is used, then the device complexity is reduced, but the manufacturing precision deteriorates
Solution Approach 1:
The adjusting module includes a detector that monitors the position of the notch on the mandrel during rotation. When the notch reaches the predetermined position, the detector signals the adjusting module to stop rotation. This feedback mechanism ensures precise alignment of the notch with the winding needle, achieving high manufacturing precision through automated control rather than manual adjustment.
Data Source
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AI summary
Disclosed is a mandrel feeding device and a battery winder. The mandrel feeding device has a dispensing station, an adjusting station and an adhesive application station. The mandrel feeding device includes: a transferring apparatus capable of moving to the dispensing station, the adjusting station, and the adhesive application station; a dispensing apparatus provided at the dispensing station and configured for storing mandrels and sequentially outputting mandrels one by one, wherein the transferring apparatus, when moved to the dispensing station, is capable of receiving the mandrels output by the dispensing apparatus; an adjusting apparatus provided at the adjusting station and configured for causing a mandrel, which is transferred to the adjusting station by the transferring apparatus, to rotate, until the positioning portion of the mandrel is located at the preset position; an adhesive application apparatus provided at the adhesive application station and configured for applying a double-sided adhesive layer onto a mandrel transferred to the adhesive application station by the transferring apparatus; a feeding apparatus configured for gripping a mandrel on the transferring apparatus and transferring gripped mandrel to a winding mechanism.