JB/T 9930.4-2015Vertical band sawing machine - Part 4: Pulley vertical band sawing machine - Testing of the accuracy (English PDF)
立式带锯床 第4部分：滑车型立式带锯床 精度检验
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
April 30, 2015
Implementation date
October 1, 2015
Scope
JB/T 9930.4-2015 is the English-translated version of 立式带锯床 第4部分：滑车型立式带锯床 精度检验.
JB/T 9930.4-2015 is the fourth part of a recommended Chinese machinery industry standard on vertical band sawing machines, and it covers the pulley type. It states the requirements for the geometric accuracy and the working accuracy of these machines and the methods for testing them.
It applies to pulley type vertical band sawing machines with a maximum sawing thickness from 250 mm to 2000 mm, while machines of other sizes may refer to it. It quotes GB/T 17421.1-1998 and GB/T 21954.2-2008.
It is classified J57 in the Chinese system and 25.080.60 in the international one.
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Document preview — JB/T 9930.4-2015
National Standard of the People's Republic of China
- ICS
- 25.080.60
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- Foreword
- Scope
- Normative references
- About this standard
- Related standards
- Classification and status
1 Foreword
JB/T 9930.4-2015 was issued by MIIT on 30 April 2015 and has been in force since 1 October 2015.
It replaces the earlier edition JB/T 9930.4-2002, JB/T 9930.4-1999.
It is one of 11 parts of the JB/T 9930 series.
2 Scope
This standard is the fourth part of a recommended Chinese machinery industry standard on vertical band sawing machines, and it covers the pulley type. It states the requirements for the geometric accuracy and the working accuracy of these machines and the methods for testing them. It applies to pulley type vertical band sawing machines with a maximum sawing thickness from 250 mm to 2000 mm, while machines of other sizes may refer to it. It quotes GB/T 17421.1-1998 and GB/T 21954.2-2008. It is classified J57 in the Chinese system and 25.080.60 in the international one.
3 Normative references
JB/T 9930.4-2015 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 17421.1-1998
GB/T 21954.2-2008 — Metal cutting band saw blades -- Part 2: Characteristics and dimensions
4 About this standard
Issued by: MIIT
English translation: about 15 pages
5 Related standards
Other parts of this standard:
JB/T 9930.1-1999 — Vertical band sawing machines - Parameters
JB/T 9930.1-2002 — Part 1: Parameters
JB/T 9930.1-2013 — Vertical Band Sawing Machine - Part 1: Types and Parameters
JB/T 9930.2-1999 — Vertical band sawing machines - Series spectrum
JB/T 9930.2-2002 — Vertical band sawing machines - Part 2: Type spectrum
JB/T 9930.2-2015 — Part 2: Ordinary type vertical band sawing machine - Testing of the accuracy
JB/T 9930.3-1999 — Vertical band sawing machines - Testing of the accuracy
JB/T 9930.3-2002 — Part 3: Testing of the accuracy
JB/T 9930.3-2015 — Part 3: Ordinary type vertical band sawing machine - Specifications
JB/T 9930.5-2015 — Part 5: Pulley vertical band sawing machine - Specifications
Other editions:
JB/T 9930.4-2002 (earlier edition)
JB/T 9930.4-1999 (earlier edition)
6 Classification and status
International classification (ICS): 25.080.60
Prefix JB/T: recommended standard.
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Normative references
Similar standards
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Related Standards
GB/T 21954.2-2008 — Metal cutting band saw blades -- Part 2: Characteristics and dimensions
JB/T 9930.5-2015 — Vertical band sawing machine - Part 5: Pulley vertical band sawing machine - Specifications
JB/T 9930.3-1999 — Vertical band sawing machines - Testing of the accuracy
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JB/T 9930.4-2015
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