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GB/T 38763-2020 English PDF

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GB/T 38763-2020: Permanent magnetic couplings - General technical specifications
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PDF similar to GB/T 38763-2020


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Basic data

Standard ID GB/T 38763-2020 (GB/T38763-2020)
Description (Translated English) Permanent magnetic couplings - General technical specifications
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard J19
Classification of International Standard 21.120.20
Word Count Estimation 29,251
Date of Issue 2020-04-28
Date of Implementation 2020-11-01
Quoted Standard GB/T 3852; GB/T 3931; GB/T 4942.1; GB/T 9239.1; GB/T 12458; GB/T 13384
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration
Summary This standard specifies the terms and definitions, classification and marking, model and marking, basic parameters, technical requirements, test methods, inspection rules, marking, packaging and storage of permanent magnet couplings. This standard is applicable to permanent magnet couplings whose working environment temperature is -45��~65��, nominal torque transmission is 13N m~55000N m, and functions such as isolation system vibration, buffer start and overload protection are provided.

GB/T 38763-2020: Permanent magnetic couplings - General technical specifications

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Permanent magnetic couplings--General technical specifications ICS 21.120.20 J19 National Standards of People's Republic of China General technical specifications of permanent magnet coupling 2020-04-28 release 2020-11-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

Contents

Foreword I 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 Type classification and identification 1 5 Model and marking 4 6 Basic parameters 5 7 Technical requirements 16 8 Test method 17 9 Inspection rules 18 10 Marking, packaging and storage 18 Appendix A (informative appendix) Comparison table of metric models and imperial models 20 Appendix B (Informative Appendix) Selection Guide 25 References 26

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard is proposed and managed by the National Standardization Technical Committee for Machine Shafts and Accessories (SAC/TC109). This standard was drafted by. Magna Sodium Magnetic Power Co., Ltd., Taiyuan Heavy Industry Co., Ltd., and Suzhou Energy-saving Transmission Technology Co., Ltd., China Machinery Productivity Promotion Center, Shanxi Daxin Transmission Technology Co., Ltd., China Shipbuilding Industry Corporation 711 Research Institute, Liaoning China Magnetic Power Technology Co., Ltd. The main drafters of this standard. Ma Zhongwei, Wang Xiaoling, Ming Cuixin, Deng Gaojian, Wu Zhengbo, Chen Demin, Zhang Xinhui, Wu Fan, Zhu Yue. General technical specifications of permanent magnet coupling

1 Scope

This standard specifies the terms and definitions, classification and identification, model and marking, basic parameters, technical requirements, test methods, Inspection rules, signs, packaging and storage, etc. This standard applies to the working environment temperature is -45 ℃ ~ 65 ℃, the transfer nominal torque is 13N · m ~ 55000N · m, and has Permanent magnet coupling for isolating system vibration, buffer start, overload protection and other functions.

2 Normative references

The following documents are essential for the application of this document. For dated references, only the dated version applies to this article Pieces. For the cited documents without date, the latest version (including all amendments) applies to this document. GB/T 3852 Coupling shaft hole and coupling type and size GB/T 3931 Coupling Terminology GB/T 4942.1 Degree of protection (IP code) classification of the overall structure of a rotating electrical machine GB/T 9239.1 Mechanical vibration constant state (rigid) rotor balance quality requirements Part 1.Inspection of specification and balance tolerance GB/T 12458 coupling classification GB/T 13384 General technical requirements for packaging of electromechanical products

3 Terms and definitions

The terms and definitions defined in GB/T 3931 and the following apply to this document. 3.1 Permanent Magnetic Couplings Connected between the driving end and the driven end, through the interaction between the permanent magnetic field and the induced magnetic field to achieve flexible transmission of torque and motion Device. 3.2 Permanent magnetic plate A magnetic rotor assembly with permanent magnets that interacts with a conductor disk to generate torque. 3.3 Conductor plate A component that generates an induced magnetic field and realizes torque transmission under the action of a permanent magnetic field

4 Type classification and identification

4.1 Type classification See Table 1 for the classification of permanent magnet couplings.

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