Component Mounting System Cycle Time Simulation

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Solution Overview

Problem

Existing component mounting systems lack clear information on the influence of data changes on production cycle time, making it difficult to assess and mitigate potential disruptions in production efficiency.

Innovation Solution

A component mounting method and system that simulate the production cycle time before and after data changes, allowing for comparison and output of results to provide clear information on the impact of data changes, and proposing improvement plans to optimize production efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If component data is changed to correct operational errors, then work quality is improved, but production cycle time may be adversely affected without clear information

Engineering Contradiction:
Improvework qualityVSAvoidproduction cycle time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs a simulation of the production cycle time before actually implementing the component data change. This preliminary action allows operators to predict the impact on production efficiency and make informed decisions about whether to proceed with the data correction, thus avoiding unexpected delays in actual production.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides feedback by displaying both the simulation result of the production cycle time after the data change and the actual production cycle time. This feedback mechanism allows operators to compare the predicted impact with actual performance, enabling continuous improvement of component data while maintaining production efficiency.

Inventive Principle:
Principle #23Feedback

2Productivity

If component data is changed without simulation, then data correction speed is improved, but accuracy of production efficiency assessment deteriorates

Engineering Contradiction:
Improvedata correction speedVSAvoidproduction efficiency assessment accuracy
Core Design Contradiction:
ProductivityVSMeasurement precision

Solution Approach 1:

The system creates a virtual copy of the production environment through simulation. Instead of directly modifying component data in the actual production system, the system first tests the changes in a simulated environment that copies the production cycle time characteristics, thereby accurately assessing the impact without risking actual production disruption.

Inventive Principle:
Principle #26Copying

3Loss of information

If detailed simulation of production cycle time is implemented, then information accuracy is improved, but system complexity increases

Engineering Contradiction:
Improveinfluence information accuracyVSAvoidsystem complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The system extracts only the necessary elements for simulation - specifically the production data linked to the component data being changed - and uses these extracted elements to perform the cycle time simulation. This selective extraction approach provides accurate influence information without requiring a complete and overly complex system model.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS10149420B2Component mounting method and component mounting system
Publication Date: 2018.12.04 PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO LTD
  • US10149420B2 patent drawing
  • US10149420B2 patent drawing
  • US10149420B2 patent drawing

AI summary

A component mounting method is provided in a component mounting apparatus that mounts a component onto a board using a plurality of pieces of production data linked to component data. The method includes executing, when the component data is changed, a simulation of a production cycle time based on the production data, and comparing a simulation result of the production cycle time after change of the component data with a production cycle time or a simulation result of the production cycle time before change of the component data, and outputting a comparison result.