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GB/T 30569-2014 PDF English

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GB/T 30569-2014: Structural design specification for precision cold forging of straight bevel gear
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GB/T 30569-2014English279 Add to Cart 3 days [Need to translate] Structural design specification for precision cold forging of straight bevel gear

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Basic data

Standard ID GB/T 30569-2014 (GB/T30569-2014)
Description (Translated English) Structural design specification for precision cold forging of straight bevel gear
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard J32
Classification of International Standard 77.140.85
Word Count Estimation 12,148
Date of Issue 5/6/2014
Date of Implementation 12/1/2014
Quoted Standard GB/T 11365-1989; JB/T 4201-1999; JB/T 9181-1999; QC/T 270
Regulation (derived from) National Standards Bulletin No. 9 2014
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary This Standard specifies the tooth portions of cold precision forging straight bevel gear forging (hereinafter referred to as "cold forging") structural elements, dimensions and measurement; and according to the characteristics of the cold forging process,

GB/T 30569-2014: Structural design specification for precision cold forging of straight bevel gear




---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.
Structural design specification for precision cold forging of straight bevel gear ICS 77.140.85 J32 National Standards of People's Republic of China Straight bevel gear precision cold forging structural design codes Issued on. 2014-05-06 2014-12-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard by the National Standardization Technical Committee Forging (SAC/TC74) and focal points. Drafting of this standard. Jiangsu Pacific Precision Forging Technology Co., Ltd., Wuhan University of Technology, Beijing Institute of Electrical. The main drafters of this standard. Han Guan Xia, Huang Zepei, Waring, gold red, Dong Yi, Xie talk, Han will, Zhou Lin, Tao Liping, Zhang Yong, Wei Wei. Straight bevel gear precision cold forging structural design codes

1 Scope

This standard specifies the tooth portions of cold precision forging straight bevel gear forging (hereinafter referred to as "cold forging") of structural elements, standard size Notes and measurement; and according to the characteristics of the cold forging process, cold forging proposed to optimize the structure in the form of straight bevel gears. This standard applies to the press, the final portion of the tooth straight bevel gear forging precision forging forming process, the large end to end surface modes Number ≤10, tooth diameter ≤φ180mm forgings.

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 11365-1989 bevel and hypoid gear precision JB/T 4201-1999 Straight Bevel Gear Precision Hot forgings JB/T 9181-1999 straight bevel gears precision hot forging structural design codes QC/T 270 auto steel forged parts did not note the size limit deviation tolerance

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Straight Bevel Gear Precision cold forging precisioncoldforgingofstraightbevelgear At room temperature, using precision cold forging toothed portion forming process was cold forging straight bevel gear. Its surface is no longer cutting teeth Machining, precision is not lower than the GB/T 11365-1989 prescribed eight.

4 structural elements

4.1 parting surface Cold forging parting plane, is perpendicular to the axis line, comprising a cold forging and the maximum diameter (FIG. 1) or big end tooth (FIG. 2) of a Plane. Figure 1 Figure 2 ...

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