Battery Cell Feeder Using Differential Belt Speeds for Cell Alignment

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Solution Overview

Problem

Existing solutions fail to provide a simple and cost-effective method for aligning cylindrical battery cells during transport, which is essential for proper insertion into battery housings without causing damage to sensitive components.

Innovation Solution

A transport apparatus comprising a series of transport belts driven at different speeds to rotate and align cylindrical components, such as battery cells, as they move from a start region to a target region, ensuring they are properly positioned between adjacent belts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If complex alignment mechanisms are used to align battery cells, then alignment precision is improved, but device complexity and cost increase

Engineering Contradiction:
Improvealignment precisionVSAvoiddevice complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent changes the speed parameter of transport belts to achieve alignment. By driving adjacent transport belts at different speeds, cylindrical components naturally rotate and align themselves between the belts without requiring complex mechanical alignment mechanisms, thus achieving precise alignment with simple device structure

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The cylindrical components align themselves automatically through the speed difference between adjacent transport belts. The components' own cylindrical shape and the differential belt speeds create a self-aligning system that eliminates the need for external alignment mechanisms

Inventive Principle:
Principle #25Self-service

2Productivity

If strong mechanical forces are applied to align components, then alignment speed is improved, but component damage risk increases

Engineering Contradiction:
Improvealignment speedVSAvoidcomponent damage risk
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent applies alignment action in advance during the transport process itself. By creating speed differences between transport belts early in the transport sequence, components begin rotating and aligning immediately, completing alignment before reaching the target position, thus achieving both speed and gentleness

Inventive Principle:
Principle #10Preliminary action

3Manufacturing precision

If multiple transport devices are used to achieve different speeds, then alignment effectiveness is improved, but device complexity increases

Engineering Contradiction:
Improvealignment effectivenessVSAvoiddevice complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent segments the transport system into multiple independently controllable transport belts that can operate at different speeds. Each belt can be driven at a different speed to create the necessary speed differences for alignment, while still being part of a unified transport device structure

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The transport belts serve dual functions: they transport the cylindrical components forward and simultaneously provide the speed differential needed for alignment. This multi-functionality eliminates the need for separate alignment devices, achieving effective alignment without increasing overall device complexity

Inventive Principle:
Principle #6Universality (Multi-functionality)

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

This solution effectively aligns cylindrical components in a simple and cost-effective manner, reducing the risk of damage during transport and ensuring accurate positioning for further processing.

Implementation Method 1

Driving the transport belts at different speeds results in the components being rotated if they are still lying transversely on the transport belts

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS20250171246A1Battery Cell Feeder With Integrated Position Orientation Function
Publication Date: 2025.05.29 BBS AUTOMATION STUTTGART GMBH
  • US20250171246A1 patent drawing
  • US20250171246A1 patent drawing
  • US20250171246A1 patent drawing

AI summary

The present disclosure relates to an apparatus for transporting cylindrical components, in particular battery cells, from a start region to a target region. The apparatus includes a transport device, a drive device, and a filling device. The transport device has a plurality of transport belts that extend from the start region to the target region and are arranged at a distance from one another. The drive device is coupled to the transport belts and is designed to drive the transport belts, in particular adjacent ones of the transport belts, at different speeds, so that the components each lie between two adjacent ones of the transport belts, at least in the target region. The filling device deposits components in random orientations onto the transport belts in the start region. The present disclosure also relates to a method for aligning cylindrical components.