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JB/T 11769.1-2014Large-sized & Precision CNC Gear Hobbing Machines - Part 1: Testing of the Accuracy (English PDF)

大型精密数控滚齿机第1部分：精度检验

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

May 6, 2014

Implementation date

October 1, 2014

Scope

JB/T 11769.1-2014 is the English-translated version of 大型精密数控滚齿机第1部分：精度检验.

JB/T 11769.1-2014 is the recommended Chinese machinery industry standard on the accuracy testing of large-sized precision CNC gear hobbing machines.

It specifies the geometric accuracy of the machine, the positioning accuracy of its CNC axes, the transmission accuracy and the working accuracy, and for each of these it gives both the requirements and the test methods.

The document is classified J56 in the Chinese system and 25.040.20 in the international one, and it was issued by the Ministry of Industry and Information Technology.

Among the standards it quotes are GB/T 8170-2008, GB/T 10095.1-2008, GB/T 13924-2008, GB/T 17421.1-1998 and GB/T 17421.2-2000.

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Document preview — JB/T 11769.1-2014

National Standard of the People's Republic of China

ICS: 25.040.20

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

Foreword
Scope
Normative references
About this standard
Related standards
Classification and status

1 Foreword

JB/T 11769.1-2014 was issued by MIIT on 6 May 2014 and has been in force since 1 October 2014.

It is one of 2 parts of the JB/T 11769 series.

2 Scope

This standard is the recommended Chinese machinery industry standard on the accuracy testing of large-sized precision CNC gear hobbing machines. It specifies the geometric accuracy of the machine, the positioning accuracy of its CNC axes, the transmission accuracy and the working accuracy, and for each of these it gives both the requirements and the test methods. The document is classified J56 in the Chinese system and 25.040.20 in the international one, and it was issued by the Ministry of Industry and Information Technology. Among the standards it quotes are GB/T 8170-2008, GB/T 10095.1-2008, GB/T 13924-2008, GB/T 17421.1-1998 and GB/T 17421.2-2000.

3 Normative references

JB/T 11769.1-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 8170-2008 — Rules of rounding off for numerical values & expression and judgement of limiting values

GB/T 10095.1-2008

GB/T 13924-2008 — Inspection code for accuracy of involute cylindrical gears

GB/T 17421.1-1998

GB/T 17421.2-2000

4 About this standard

Issued by: MIIT

English translation: about 20 pages

5 Related standards

Other parts of this standard:

JB/T 11769.2-2014 — Part 2: Specifications

6 Classification and status

International classification (ICS): 25.040.20

Prefix JB/T: recommended standard.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 20 pages — is available in the English PDF.

Referenced standards

Normative references

Similar standards

JB/T 11769.2-2014|JB/T 8360-2013|JB/T 8361.1-2013|JB/T 12402.1-2015|JB/T 11775.1-2014|GB/T 31558-2015

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