GB/T 39829-2021 English PDF

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GB/T 39829-2021: Tool storage with automatic tool changer - Reliability test method
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 39829-2021	189	Add to Cart	3 days	Tool storage with automatic tool changer - Reliability test method	Valid

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Basic data

Standard ID: GB/T 39829-2021 (GB/T39829-2021)
Description (Translated English): Tool storage with automatic tool changer - Reliability test method
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J51
Word Count Estimation: 10,168
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 39829-2021: Tool storage with automatic tool changer - Reliability test method

---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.
Tool storage with automatic tool changer - Reliability test method ICS 25.040.10 J51 National Standards of People's Republic of China Reliability test method of tool magazine and automatic changer Released on 2021-03-09 2021-10-01 implementation State Administration of Market Supervision and Administration Issued by the National Standardization Management Committee

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard was proposed by the China Machinery Industry Federation. This standard is under the jurisdiction of the National Standardization Technical Committee for Metal Cutting Machine Tools (SAC/TC22). Drafting organizations of this standard. National Machine Tool Quality Supervision and Inspection Center, Jiangsu Desu Intelligent Machinery Co., Ltd., Hohhot Zhonghuan Engineering Trade Co., Ltd., Beijing Machine Tool Research Institute Co., Ltd. The main drafters of this standard. Zhang Wei, Wang Jikun, Peng Ziping, Zhang Guobin, Zhang Yunfeng, Du Shufeng, Guan Yaodong, Chen Chao, Zhou Zhishui, Huang Shaojuan. Reliability test method of tool magazine and automatic changer

1 Scope

This standard specifies the general requirements, test methods, and test methods for the functional reliability test of tool magazines and automatic exchange devices (hereinafter referred to as tool magazines). Reliability assessment. This standard applies to the reliability determination test and compliance test of the disc tool magazine and chain tool magazine with automatic exchange devices for machining centers. Tool magazines for other machine tools and other types of tool magazines can also be implemented by reference.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated reference documents, the latest version (including all amendments) is applicable to this document. GB/T 23568.1-2009 Reliability Assessment of Machine Tool Functional Components Part 1.General Rules JB/T 10791.1-2007 Tool magazine with automatic tool changer Part 1.Technical conditions

3 Terms and definitions

The following terms and definitions defined in GB/T 23568.1-2009 apply to this document. 3.1 Fixed times censored test timesstruncatedtest In order to shorten the number of tests, the test will be stopped after a certain number of times. 3.2 Mean time between failures meantimebetweenfailures MTBF The average number of operations between two adjacent faults.

4 General requirements

4.1 Test environment 4.1.1 The test environment should meet the following requirements. a) Ambient temperature. 10℃~35℃; b) Relative humidity. 35%~75%; c) Atmospheric pressure. 86kPa~106kPa. 4.1.2 The operating voltage is maintained at 85%~110% of the rated value. 4.2 Test equipment The testing instruments and measuring instruments used in the test shall be verified or calibrated by the statutory metrology department designated by the state, and shall have a verification or calibration certificate. 4.3 Test device The reliability test device used should be safe and reliable, and should meet the test requirements. ......

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