Processing Machine Inspection Baselines for Accurate Periodic Evaluation

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Solution Overview

Problem

Conventional processing machines lack accurate evaluation methods for periodic inspections, leading to inconsistent machining results due to potential differences in setup conditions between on-site adjustments and periodic inspections.

Innovation Solution

A processing machine equipped with an information storage unit for reference information, an acquisition unit for comparison data, a comparison unit for evaluating machining states and results, and a display control unit for presenting comparison results, allowing for precise evaluation of periodic inspections by comparing setup and machining data.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If periodic inspection is performed on the processing machine, then the machining performance can be monitored, but the evaluation accuracy of the inspection results is insufficient due to variations in setup conditions

Engineering Contradiction:
Improveevaluation accuracy of inspection resultsVSAvoidconsistency of inspection evaluation
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The system performs preliminary action by acquiring and storing reference information including in-machining information and machining result information at the time of initial setup or calibration. This reference data serves as a baseline for future comparisons, enabling accurate evaluation of periodic inspection results by eliminating the need to re-establish setup conditions during each inspection.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system creates a copy of the reference state by storing in-machining information and machining result information from the initial setup. This copied reference information is then used for comparison during periodic inspections, allowing the system to evaluate current performance against a preserved baseline without requiring the original setup conditions to be reproduced.

Inventive Principle:
Principle #26Copying

2Adaptability or versatility

If on-site adjustment is performed during installation, then the processing machine can be adapted to the specific environment, but subsequent periodic inspections cannot accurately evaluate whether the machine has maintained optimal performance

Engineering Contradiction:
Improveadaptability to factory environmentVSAvoidaccuracy of periodic inspection evaluation
Core Design Contradiction:
Adaptability or versatilityVSMeasurement precision

Solution Approach 1:

The system performs preliminary action by capturing and storing the in-machining information and machining result information immediately after on-site adjustment is completed. This reference information encapsulates the optimized state achieved during adaptation, providing a permanent benchmark against which future periodic inspections can be accurately evaluated without needing to re-perform the adjustment.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20230256555A1Processing machine
Publication Date: 2023.08.17 FANUC LTD
  • US20230256555A1 patent drawing
  • US20230256555A1 patent drawing
  • US20230256555A1 patent drawing

AI summary

A processing machine is provided which can accurately evaluate the results of periodic inspection. This processing machine, for processing a workpiece, is provided with: an information storage unit which, as reference information, stores information that includes multiple pieces of in-process information, which indicate the processing state when the workpiece was subjected to inspection processing, and processing result information, which has been obtained by measuring the product obtained by the inspection processing; an acquisition unit which acquires comparison information, which includes the processing result information and the multiple pieces of in-process information in inspection processing that was carried out after the inspection processing for which the reference information was acquired; a comparison unit which compares the comparison information and the reference information; and a display control unit which displays on a display unit the results of comparison by the comparison unit.