GB/T 39127-2020 in English
VALIDNumerical control system of machine tool—Usage and maintenance specification
- Issued on:2020-10-11
- Implemented on:2021-05-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$214.00
| Standard No: | GB/T 39127-2020 |
| Document status: | VALID |
| Title in English: | Numerical control system of machine tool—Usage and maintenance specification |
| Title in Chinese: | 机床数控系统 使用与维护规范 |
| Language: | English |
| File Format: | Electronic (PDF) |
| Delivery: | Via email within 1~3 business days |
| Issued on: | 2020-10-11 |
| Implemented on: | 2021-05-01 |
| ICS Classification: | 25.040.20-Numerically controlled machines |
| Chinese Classification: | J50-Machine tool in general |
| Professional Classification: | GB-National Standard |
| Related Topics: | Maintenance
CNC system CNC CNC system Maintenance Use and Maintenance Motor and wire control box use and maintenance GBT39127 GB/T 39127-2020 z score quality control use Anti-rust use of machine tools Industrial computer specifications and |
《GB/T 39127-2020机床数控系统 使用与维护规范》由TC367（全国机床数控系统标准化技术委员会）归口，主管部门为中国机械工业联合会。
Introduction
Analysis of Standard Technical Framework
| Dimensions | Usage requirements | Maintenance requirements | Correlation |
|---|---|---|---|
| Executing entity | Operating personnel | Maintenance engineer | Need to establish handover records |
| Periodic characteristics | Real-time operation | Planned maintenance | Complement each other |
| Technical focus | Function realization | State retention | Impact on equipment reliability |
Core term definition
Machine tool numerical control system is defined as a control system that uses numerical control to control the processing functions of machine tools, including hardware devices (numerical control devices, drive devices, sensors, etc.) and supporting software. According to clause 3.1 of the standard, its use and maintenance require special attention:
- Integrity principle: Ensure that the system components are complete and the lines and pipelines are intact
- Cleanliness requirements: The internal and external cleanliness must meet the standards of no oil stains and no processing debris
- Safety specifications: Ground resistance ≤4Ω, protection device effectiveness verification cycle ≤3 months
Analysis of implementation points
Typical application scenarios
When an aviation manufacturing company uses a five-axis linkage CNC system to process turbine blades, according to this standard:
- Establish a two-person verification mechanism (clause 3.3.e of the standard)
- Set up spindle accurate stop detection (Appendix B Table B.1 Item 12)
- Implement quarterly hydraulic system cleaning (Item 17 of Table B.1)
Reduce equipment failure rate by 42% and maintain machining accuracy at ISO2768-mK level.
Technology Evolution Analysis
Compared with JB/T11989-2014, this standard has the following breakthroughs:
| Improvements | Old standard | GB/T39127-2020 |
|---|---|---|
| Information recording | No structured requirements | Mandatory recording of 14 types of parameters (Standard 3.4) |
| Maintenance cycle | Qualitative description | Quantitative maintenance interval (Appendix B) |
| Safety specifications | Basic requirements | Added heat dissipation index for electrical cabinets (≤40℃) |
Enterprise implementation suggestions
- Customized procedures: Refer to the example in Appendix A and formulate scenario-based procedures based on the equipment type (such as turn-milling center)
- Digital maintenance: Integrate the requirements recorded in Tables 1 and 2 into the MES system and set alarm thresholds for key parameters
- Staff training: Focus on the five basic principles and exception handling procedures in Clause 3.2 of the training standard
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