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GB/T 28878.1-2012: Specification of the rotating component in space science experiments -- Part 1: General requirements of design
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GB/T 28878.1-2012: Specification of the rotating component in space science experiments -- Part 1: General requirements of design

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Specification of the rotating component in space science experiments.Part 1. General requirements of design ICS 49.035 V22 National Standards of People's Republic of China Space science experiments rotating parts specification Part 1. General Design Part 1. Generalrequirementsofdesign Issued on. 2012-11-05 2013-02-15 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Introduction Ⅲ 1 Scope 1 2 Normative references 1 3 Terms and definitions 4 General Design 2 4.1 Environmental Constraints 2 4.2 Design Principles 3 4.3 Design Flow 3 4 5 Design Project 5.1 Material selection 4 5.2 Design 5 8 Lubrication 5.3 Design 5.4 motor selection, angular displacement sensor and the reducer 9 5.5 Reliability and Security Design 10 11 5.6 Other Design 5.7 Design Verification 12 Appendix A (informative) space environment and its impact on the rotating member 13 Check Appendix B (normative) axis 15 Application characteristics and torque margin Annex C (informative) typical common motor 17 Application Features Appendix D (informative) common angular displacement sensor 19 Application Features Appendix E (informative) Common reducer 20 References 21

Foreword

GB/T 28878 "space science experiments rotating member norms" contains the following 10 sections. --- Part 1. General Design; --- Part 2. lubricating design requirements; --- Part 3. Rolling acceptance; --- Part 4. Acceptance of lubricants; --- Part 5. Motor Acceptance; --- Part 6. Performance Testing; --- Part 7. reliability test; --- Part 8. Assembly; --- Part 9. settlement; --- Part 10. Storage retest. This section GB/T 28878 "space science experiments rotating member norms" Part 1. This section drafted in accordance with GB/T 1.1-2009 given rules. This part of the National Standardization Technical Committee on Space Applications and Science (SAC/TC312) centralized. This section is drafted. Shanghai Institute of Technical Physics, Chinese Academy of Sciences, China Aerospace Science and Technology Group of eight homes 805, CAS long Spring Science, Fine Mechanics and Physics. The main drafters of this section. Tong Guanghui, Cheng Hua column, Qu Yudi, Xiaohua, WANG Shu-rong, summer item group, Sun Li Wei. Space science experiments rotating parts specification Part 1. General Design

1 Scope

This section GB/T 28878 specifies the design principles of space science experiments rotating parts, processes and content. This section is intended for use in the space environment, high reliability and space science experiments designed rotating member. Other payloads and space Between aircraft platform rotating member is designed to use the reference. Note. This standard does not occur in the case of ambiguity, space science experiments rotating parts referred to the rotating member.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 273.2 Rolling thrust bearing dimensions, general plan GB/T 273.3 Rolling bearings dimensions, general plan GB/T 307.1 Rolling to the heart bearing tolerance GB/T 307.4 Rolling Thrust bearings - Tolerances GB/T 9239.1-2006 mechanical vibration steady state (rigid) rotor balance quality requirements - Part 1. specification of tolerance and balance test GJB268 aerospace bearings - General specifications GJB361A-1997 General specification for motor control GJB2548 military miniature bearings general specification QJ2172 satellite Reliability Design Guide QJ3273 Aerospace Products Safety Analysis Guide

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Shaft assembly shaftingsubassembly The components of the shaft, bearings and drive shaft mounted on the body, sensors, seals and positioning parts, etc., used to form the shaft, passing Torque and motion. 3.2 Rotating member rotatingcomponent The shaft (including shaft parts), bearings, support structure and the necessary annexes, to achieve a particular moment in the rotation driven (including swing) Parts. Note 1. Overrides GB/T 2900.45-1996, definitions 4.1.40. Note 2. In case of ambiguity does not occur, sometimes shaft assembly (see 3.1), also known as the rotating member. Note 3. The rotary member is a rotary drive mechanism, the transmission mechanism, the rotation angular displacement sensor, a slip ring assembly and other institutions and core components. ...