Battery Paste Hopper Control for Precise Volume and Pressure

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Solution Overview

Problem

Existing lead-acid battery manufacturing processes lack efficient automation for controlling the volume and pressure of battery paste application to lead or lead alloy metal grids, requiring manual adjustments and resulting in suboptimal paste distribution.

Innovation Solution

A battery paste application hopper assembly with automated control using servomotors to adjust the clearance between rollers and a scraper bar, enabling precise regulation of paste volume and pressure output, integrated with a frame, belt, and motor-driven rollers for efficient paste distribution.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If manual adjustments are used for paste application, then device complexity is reduced, but manufacturing precision and productivity deteriorate

Engineering Contradiction:
Improvedevice complexityVSAvoidpaste distribution precision
Core Design Contradiction:
Device complexityVSManufacturing precision

Solution Approach 1:

The patent replaces manual mechanical adjustments with an automated control system that uses servomotors and feedback mechanisms to control paste application parameters, thereby improving precision without significantly increasing overall system complexity

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system automatically adjusts paste application parameters such as volume and pressure through feedback control, enabling precise manufacturing without requiring complex manual intervention mechanisms

Inventive Principle:
Principle #35Parameter changes

2Device complexity

If manual adjustments are used for paste application, then device complexity is reduced, but productivity deteriorates

Engineering Contradiction:
Improvedevice complexityVSAvoidmanufacturing efficiency
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The system incorporates feedback control that allows the paste application machine to automatically monitor and adjust its own operation parameters, eliminating the need for continuous manual intervention and thereby improving productivity

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent implements feedback mechanisms that automatically regulate paste flow and application parameters based on actual process conditions, enabling continuous optimized operation without manual adjustments and improving manufacturing efficiency

Inventive Principle:
Principle #23Feedback

3Manufacturing precision

If automated control is implemented for paste volume and pressure, then manufacturing precision is improved, but device complexity increases

Engineering Contradiction:
Improvepaste volume and pressure control precisionVSAvoidautomation system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent replaces complex manual control mechanisms with automated servomotor-driven systems that use electronic feedback control, achieving high precision through software-based regulation rather than complex mechanical adjustments

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

4Productivity

If automated control is implemented for paste application, then productivity is improved, but device complexity increases

Engineering Contradiction:
Improvemanufacturing efficiencyVSAvoidautomation system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system automatically monitors and adjusts its own operation through feedback control mechanisms, eliminating the need for operator intervention and improving productivity without requiring overly complex control systems

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent implements feedback loops that automatically regulate paste application parameters based on real-time process data, enabling continuous optimized operation and improved productivity through relatively simple automated control

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20230378419A1Battery paste application hopper with automated control of paste feed parameters
Publication Date: 2023.11.23 WIRTZ MFG CO INC
  • US20230378419A1 patent drawing
  • US20230378419A1 patent drawing
  • US20230378419A1 patent drawing

AI summary

A battery paste application machine is equipped with a battery paste application hopper assembly. The battery paste application machine can be employed in a larger manufacturing operation to produce lead-acid batteries. The battery paste application hopper assembly furnishes automated control of one or more parameters of battery paste delivery. Volume of battery paste at the time of delivery can be automatically controlled, pressure of battery paste at the time of delivery can be automatically controlled, or both volume and pressure can be automatically controlled. Depending on the parameters controlled, the battery paste application hopper assembly can include a housing, a paste delivery roller, a feed roller, a scraper bar, a first actuator, and/or a second actuator.