GB/T 42707.2-2024Remote operation and maintenance of computer numerical control (CNC) machine tools - Part 2: Fault diagnosis and predictive maintenance (English PDF)
数控机床远程运维 第2部分：故障诊断与预测性维护
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
October 26, 2024
Implementation date
May 1, 2025
Scope
GB/T 42707.2-2024 is the English-translated version of 数控机床远程运维 第2部分：故障诊断与预测性维护.
GB/T 42707.2-2024 is the Chinese standard "Remote operation and maintenance of computer numerical control (CNC) machine tools - Part 2: Fault diagnosis and predictive maintenance".
Its scope clause reads: This document specifies the status information collection, health status assessment, The basic processes and methods of the four core functions of fault diagnosis and predictive maintenance.
This document is intended to guide the development of remote operation and maintenance services and enabling platforms for CNC machine tools (including spindle systems, feed systems, and tool magazine systems). Development and application. Its clauses include terms and definitions.
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Document preview — GB/T 42707.2-2024
National Standard of the People's Republic of China
- ICS
- 29.020
- Classification
- K40
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Preface
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 4 Status Information Collection
- 4.1 Basic Process
- 4.2 Status Information Dictionary
- 4.3 Status Information Collection Method
- 4.4 Data Transmission
- 4.5 Data Preprocessing
- 4.6 Data Storage
- 4.7 Data Management
- 5 Health Status Assessment
- 5.1 Basic Process
- 5.2 Health Status Assessment Level
- 5.3 Health status assessment methods
- 5.4 Health status assessment indicators
- 5.5 Health Status Assessment Report
- 6 Troubleshooting
- 6.1 Basic Process
- 6.2 Fault Diagnosis Methods
- 6.3 Failure Mode Library
- 6.4 Fault Diagnosis Report
- 7 Fault Status Prediction
- 7.1 Basic Process
- 7.2 Prediction Model Construction
- 7.3 Prediction characteristic indicators
- 7.4 Status prediction report
- Appendix A (Informative) Example of CNC Machine Tool Status Information Collection
- Appendix B (Informative) Status Information Dictionary Example
- Appendix C (Informative) Data Preprocessing Methods
- Appendix D (Informative) Distance Similarity Calculation Method
- Appendix E (Informative) CNC Machine Tool Fault Tree Example
- Appendix F (Informative) CNC Machine Tool Fault Mode Library Example
1 Scope
This document specifies the status information collection, health status assessment,
The basic processes and methods of the four core functions of fault diagnosis and predictive maintenance.
This document is intended to guide the development of remote operation and maintenance services and enabling platforms for CNC machine tools (including spindle systems, feed systems, and tool magazine systems).
Development and application.
2 Normative references
The contents of the following documents constitute the essential clauses of this document through normative references in this document.
For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to
This document.
GB/T 9061 General technical requirements for metal cutting machine tools
GB/T 31916.1-2015 Information technology Cloud data storage and management Part 1.General
GB/T 33863.3 OPC Architecture Unification Part 3.Address Space Model
GB/T 33863.5 OPC Architecture Unification Part 5.Information Model
GB/T 42707.1-2023 Remote operation and maintenance of CNC machine tools Part 1.General requirements
3 Terms and Definitions
The terms and definitions defined in GB/T 42707.1-2023 and the following apply to this document.
3.1
The process of obtaining information that can reflect the operating status of CNC machine tools by adding sensors, CNC systems, servo drives or other means.
3.2 attribute set
A collection of one or more attributes of a CNC machine tool, describing the state information attributes of the CNC machine tool.
[Source. GB/T 39561.2-2020, 3.1.2, modified]
3.3 staticattributeset
An attribute set containing data that does not change or changes infrequently after it is determined.
[Source. GB/T 39561.2-2020, 3.1.3, modified]
3.4 dynamicattributeset
A type of attribute set that contains data that appears or changes frequently during the operation of a CNC machine tool.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 34 pages — is available in the English PDF.
Referenced standards
Similar standards
GB 38031-2025|GB/T42707.2-2024|GB/T 42707|GB/T 1.1-2020|GB/T 9061|GB/T 31916.1-2015|GB/T 33863.3|GB/T 33863.5
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Related Standards
GB/T 31916.1-2015 — Information technology—Cloud data storage and management—Part 1: General
GB/T 33863.3-2017 — OPC unified architecture -- Part 3: Address space model
GB/T 9061-2025 — Metal-cutting machine tools - General specifications
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