Vibrating Feed Channel for Uniform Electrode Material Discharge

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Solution Overview

Problem

Conventional feeding apparatuses used in the manufacturing of electrode plates for batteries lack consistency and uniformity in material discharge, affecting the quality of the electrode plates produced.

Innovation Solution

A feeding apparatus utilizing mechanical vibration to convey and discharge materials through a material conveying channel, where the amplitude direction of vibration forms acute angles with gravity and horizontal directions, ensuring even distribution and improved consistency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If conventional feeding apparatuses are used for material discharge, then the structure is simple, but the uniformity and consistency of material discharge deteriorates

Engineering Contradiction:
Improveuniformity and consistency of material dischargeVSAvoidstructure complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent applies mechanical vibration to the feeding apparatus to improve material discharge uniformity and consistency. The vibration mechanism prevents material bridging and ensures steady flow through the discharge outlet, directly addressing the manufacturing precision issue while adding controlled complexity to the device structure.

Inventive Principle:
Principle #18Mechanical vibration

2Manufacturing precision

If mechanical vibration is applied to convey material, then the uniformity of material discharge is improved, but the device complexity increases

Engineering Contradiction:
Improveuniformity of material dischargeVSAvoiddevice complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The feeding apparatus incorporates a vibration motor or eccentric mechanism that generates mechanical vibrations during operation. This vibration is transmitted to the material channel to prevent material bridging and ensure uniform discharge, improving manufacturing precision at the cost of increased device complexity.

Inventive Principle:
Principle #18Mechanical vibration

Solution Approach 2:

The patent transforms the static feeding structure into a dynamic system by introducing vibration. The vibration frequency and amplitude can be adjusted to optimize material flow characteristics, allowing the device to adapt to different material properties and discharge requirements, thereby improving uniformity while managing complexity through controllable parameters.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If material is conveyed through a long material conveying channel, then the feeding inlet can be positioned away from the discharging outlet, but the material discharge consistency deteriorates

Engineering Contradiction:
Improvepositioning flexibilityVSAvoidmaterial discharge consistency
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The vibration mechanism is applied along the material conveying channel to maintain material flow consistency over long distances. The vibration prevents material from settling or bridging in extended channels, ensuring that discharge consistency is maintained regardless of channel length or inlet-outlet positioning.

Inventive Principle:
Principle #18Mechanical vibration

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

Enhances the uniformity and consistency of material discharge, resulting in higher quality electrode plates with more even material application on substrate surfaces.

Implementation Method 1

a vibration generator disposed at the material conveying channel, where the vibration generator is configured to generate mechanical vibration to induce the mechanical vibration of the feeding apparatus, and the material entering the material conveying channel through the feeding inlet is conveyed to the discharging outlet under the action of the mechanical vibration

Methodology Applied
Scientific EffectMechanical vibration: Vibration

Implementation Method 2

the material entering the material conveying channel through the feeding inlet is conveyed to the discharging outlet under the action of the mechanical vibration and falls out of the feeding apparatus through the discharging outlet under the action of gravity

Methodology Applied
Scientific EffectGravity: Gravitation

Data Source

PatentEP4364859B1Feeding apparatus and substrate processing device
Publication Date: 2025.12.31 CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
  • EP4364859B1 patent drawingFigure 1~2
  • EP4364859B1 patent drawingFigure 3
  • EP4364859B1 patent drawingFigure 4

AI summary

A feeding apparatus and a substrate processing device are provided. The feeding apparatus (60) includes: a material conveying channel (61) including a feeding inlet (611) and a discharging outlet (612), where the feeding inlet (611) is closer to a first end (613) of the material conveying channel (61) than the discharging outlet (612), and the discharging outlet (612) is closer to a second end (614) of the material conveying channel (61) than the feeding inlet (611), the first end (613) and the second end (614) being two opposite ends of the material conveying channel (61); and a vibration generator (62) disposed at the material conveying channel (61) and configured to generate mechanical vibration to induce the mechanical vibration of the feeding apparatus (60), and a material (50) entering the material conveying channel (61) through the feeding inlet (611) is conveyed to the discharging outlet (612) under the action of the mechanical vibration and falls out through the discharging outlet (612) under the action of gravity. Since the discharging is implemented through mechanical vibration, the feeding apparatus has better discharging consistency.