Sealer Usage Management via Drum Replacement Detection

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Solution Overview

Problem

Manual management of sealer usage in vehicle body painting leads to issues such as missed applications, insufficient amounts, excessive usage, and difficulty in identifying the cause of quality problems, resulting in reduced durability, safety, and profitability.

Innovation Solution

A smart sealer management system using sensors to detect sealer drum replacement and usage, calculating actual usage, and comparing it to set standards to prevent excessive or insufficient usage, with a management server for real-time monitoring and autonomous adjustment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual management of sealer usage is used, then operation simplicity is maintained, but measurement precision and reliability of sealer application are deteriorated

Engineering Contradiction:
Improvesealer usage measurementVSAvoidmanagement system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces manual mechanical management with an automated sensing and control system. Sensors detect sealer drum replacement and usage quantities, automatically transmitting data to a management server that calculates and monitors sealer usage, eliminating manual recording and improving measurement precision.

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

Solution Approach 2:

The sealer application device performs self-monitoring through integrated sensors that automatically detect drum replacement and usage quantities. The system self-calculates sealer usage based on sensor data without requiring external manual intervention, improving both precision and operational efficiency.

Inventive Principle:
Principle #25Self-service

2Reliability

If manual management of sealer usage is used, then ease of operation is maintained, but reliability of sealer application is deteriorated

Engineering Contradiction:
Improvesealer application reliabilityVSAvoidusage management ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The management server receives real-time data from sensors about sealer drum replacement and usage quantities, automatically compares actual usage with standard usage values, and generates alerts when deviations occur. This closed-loop feedback system ensures reliable sealer application by continuously monitoring and correcting usage patterns.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

Manual monitoring and recording operations are replaced by an automated electronic system that uses sensors to detect usage, a controller to calculate consumption, and a server to manage data. This substitution improves reliability by eliminating human error while the system remains operationally simple through automatic operation.

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

3Reliability

If excessive sealer application is performed to avoid missing applications, then reliability is improved, but loss of substance increases

Engineering Contradiction:
Improvesealer application reliabilityVSAvoidsealer material waste
Core Design Contradiction:
ReliabilityVSLoss of substance

Solution Approach 1:

The system provides real-time feedback on actual versus standard sealer usage through the management server. When usage deviates from standards, the system generates alerts that enable corrective action, preventing both excessive application and missed applications, thus optimizing material usage while maintaining reliability.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system dynamically adjusts monitoring parameters based on actual usage patterns detected by sensors. By tracking precise usage quantities and comparing them against standardized values, the system identifies deviations and enables parameter adjustments to optimize sealer application, reducing waste while ensuring adequate coverage.

Inventive Principle:
Principle #35Parameter changes

4Loss of information

If manual management of sealer usage is used, then device complexity is reduced, but loss of information increases

Engineering Contradiction:
Improvesealer usage dataVSAvoidmanagement system complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

Manual data recording and tracking are replaced by an automated electronic information system. Sensors automatically detect and transmit usage data to a management server that stores, processes, and analyzes the information, eliminating data loss associated with manual methods while the system operates transparently without adding operational complexity.

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

Solution Approach 2:

The management server acts as an intermediary that collects, processes, and stores sealer usage information from multiple sources. It consolidates data from sensors, calculates usage quantities, compares with standards, and generates reports, preventing information loss through centralized digital management while maintaining system simplicity through automated processing.

Inventive Principle:
Principle #24Intermediary (Mediator)

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

Ensures accurate sealer application, prevents waste, and improves reliability and profitability by automatically managing sealer usage, reducing errors and material costs.

Implementation Method 1

a first sensor for detecting absence of a sealer inside a sealer drum being used in the pump

Methodology Applied
Scientific EffectPosition detection:

Implementation Method 2

a second sensor for detecting whether the sealer drum has been replaced

Methodology Applied
Scientific EffectPosition detection:

Data Source

PatentUS20260008076A1Smart sealer management system and method
Publication Date: 2026.01.08 HYUNDAI MOTOR CO LTD
  • US20260008076A1 patent drawing
  • US20260008076A1 patent drawing
  • US20260008076A1 patent drawing

AI summary

A sealer management system processes a method for monitoring a sealer usage. The sealer management system includes: an application unit for applying a sealer to a vehicle body; a pump for supplying the sealer to the application unit; a first sensor for detecting absence of a sealer inside a sealer drum, and a second sensor for detecting whether the sealer drum has been replaced; a sealer application device including an application controller that recognizes when the sealer drum is replaced based on the detection information of the first sensor and the second sensor, and calculates the actual sealer usage by counting the number of times of the replacement of the sealer drum; and a management server that compares the actual sealer usage obtained from the sealer application device with a set standard sealer usage to determine whether a sealer usage failure event occurs.