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JB/T 10702.2-2021NC small gang tool lathes - Part 2: Technical requirements (English PDF)

数控小型排刀车床第2部分：技术条件

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

March 5, 2021

Implementation date

July 1, 2021

Scope

JB/T 10702.2-2021 is the English-translated version of 数控小型排刀车床第2部分：技术条件.

JB/T 10702.2-2021 is the Chinese machinery industry standard covering NC small gang tool lathes, Part 2: Technical requirements. It was issued on 5 March 2021 and has been in force since 1 July 2021, replacing JB/T 10702.2-2007.

The document is under the responsibility of the Ministry of Industry and Information Technology. This page is published from the official record of the 2021 edition.

The figures, limits and tables the standard contains are those of the document itself, delivered in full with the English translation.

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Document preview — JB/T 10702.2-2021

National Standard of the People's Republic of China

Replacing: JB/T 10702.2-2007

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

1 Scope
2 Normative references
3 Technical requirements
3.1 General
3.2 Accessories and tools
3.3 Safety and hygiene
3.4 Quality of machining and assembly
4 Inspection and acceptance
4.1 No-load running test
4.2 Load test (sampling)
4.3 Minimum setting unit test
4.4 Return to origin test
4.5 Inspection accuracy
5 Packaging and accompanying technical documents
Bibliography
Figure 1 Feed test of the minimum setting unit
Figure 2 Return to origin test
Table 1 Accessories and tools supplied with the machine
Table 2 Cleanliness indices
Table 3 Spindle temperature and temperature rise indices
Table 4 Test conditions
Table 5 Maximum permissible value of the surface roughness Ra of the test piece

Document data

Chinese classification (CCS): J53.

Estimated length of the Chinese original: 11,189 words.

3 Technical requirements

4 Inspection and acceptance

5 Packaging and accompanying technical documents

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Similar standards

JB/T 10702.1-2021|JB/T 3317.1-2013|JB/T 3317.2-2013|JB/T 14371-2022

Editions of JB/T 10702.2

Edition	Title	Revision	Status
JB/T 10702.2-2021	NC small gang tool lathes - Part 2: Technical requirements	current edition	Current
JB/T 10702.2-2007	NC small gang tool lathes - Part 2: Technical requirements	previous edition	Superseded

This page sells the current edition, JB/T 10702.2-2021. Earlier editions are listed for reference only.

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