Soldering Apparatus Maintenance Automation

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Solution Overview

Problem

Existing soldering apparatuses require manual estimation and record-keeping for determining the appropriate time for inspection and maintenance of the soldering mechanism, which is prone to human error and time-consuming, especially due to the subjective nature of operator experience and the risk of significant degradation of the soldering iron tip before replacement.

Innovation Solution

A soldering apparatus equipped with a management unit that tracks the operation history, converts it into numerical values, and compares these values to predetermined thresholds, generating a notifying signal for the operator to inspect or replace parts, thereby eliminating the need for manual record-keeping and ensuring timely maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual estimation and record-keeping is used to determine maintenance timing, then operator flexibility is maintained, but human error increases and time consumption increases

Engineering Contradiction:
Improvemaintenance timing accuracyVSAvoidtime for record-keeping
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The soldering apparatus automatically tracks its own usage through the counter unit, which counts soldering operations without human intervention. The management unit then automatically manages maintenance scheduling based on these counted operations, eliminating the need for manual record-keeping by operators.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the manual mechanical record-keeping system with an automated electronic counting and management system. The counter unit electronically records each soldering operation, and the management unit processes this data to determine maintenance timing, substituting human cognitive and manual recording functions with automated electronic systems.

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

2Reliability

If manual tracking of soldering operations is performed, then system complexity remains low, but reliability of maintenance scheduling deteriorates

Engineering Contradiction:
Improvemaintenance scheduling reliabilityVSAvoidcomplexity of tracking system
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The soldering apparatus autonomously monitors its own operational status through the counter unit that automatically counts soldering operations. The management unit then autonomously determines when maintenance is needed based on predetermined thresholds, allowing the system to self-manage its maintenance schedule without external intervention.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The counter unit continuously provides feedback on the number of soldering operations performed. The management unit uses this feedback to compare against predetermined thresholds and automatically generates maintenance notifications when thresholds are reached, creating a closed-loop feedback system that ensures reliable maintenance scheduling.

Inventive Principle:
Principle #23Feedback

3Measurement precision

If operator experience is used to determine maintenance timing, then adaptability to different situations is maintained, but measurement precision of usage deteriorates

Engineering Contradiction:
Improveusage measurement accuracyVSAvoidoperational simplicity
Core Design Contradiction:
Measurement precisionVSEase of operation

Solution Approach 1:

The counter unit automatically and accurately counts each soldering operation performed by the apparatus, eliminating the need for operators to manually estimate or track usage. This self-counting mechanism provides precise usage measurement without requiring operator skill or attention.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the subjective human judgment system with an objective electronic counting system. The counter unit electronically records each soldering operation with precision, substituting the operator's subjective estimation based on experience with an accurate automated measurement system.

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

Data Source

PatentUS10842061B2Soldering apparatus
Publication Date: 2020.11.17 HAKKO CO LTD
  • US10842061B2 patent drawing
  • US10842061B2 patent drawing
  • US10842061B2 patent drawing

AI summary

A soldering apparatus comprises a soldering mechanism and a management unit. The management unit converts operation history of the soldering mechanism into a numerical value, compares the numerical value to a predetermined threshold value, and generates a notifying signal if the numerical value exceeds the predetermined threshold value. The notifying signal may result in cessation of operation of the soldering mechanism. The notifying signal may result in a visual and/or audio reminder to the operator to inspect or replace a part of the soldering mechanism. With the management unit, the operator need not guess or rely on personal experience to determine when to perform an inspection or replacement. Reliance on personal experience can be error prone and lead to inefficiency. The management unit may reduce the possibility of soldering with a degraded soldering tip or other part, which may have an adverse effect on soldering quality.