JB/T 4241.3-2019Horizontal boring and milling machines - Part 3: Technical requirements (English PDF)

1 Foreword

JB/T 4241.3-2019 was issued by MIIT on 2 May 2019.

It replaces the earlier edition JB/T 4241.3-1999.

It is one of 6 parts of the JB/T 4241 series.

2 Scope

JB/T 4241.3-2019 is a recommended Chinese machinery industry standard covering boring and milling machines with a horizontal spindle. This third part states the requirements for the design, manufacture and acceptance of such machines. It applies to ordinary and CNC horizontal boring and milling machines, called machine tools in the text. The document is filed under Chinese classification J54 and ICS 25.080.20. Among the standards it quotes are GB/T 5226.1-2019, GB/T 5289.1-2008, GB/T 9061-2006, GB 15760-2004, GB/T 17421.5-2015, GB/T 23570-2009, GB/T 25373-2010 and GB/T 25376-2010. Issued on 2 May 2019, it has applied since 1 January 2020.

3 Normative references

JB/T 4241.3-2019 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB/T 5226.1-2019 — Electrical safety of machinery -- Electrical equipment of machines -- Part 1: General requirements

GB/T 5289.1-2008 — Machine tools -- Test conditions for testing the accuracy of boring and milling machines with horizontal spindle -- Part 1: Machines with fixed column and movable table

GB/T 9061-2006

GB 15760-2004

GB/T 17421.5-2015 — Test code for machine tools -- Part 5: Determination of the noise emission

GB/T 23570-2009 — Welding parts for metal cutting machines - General specifications

GB/T 23572-2009 — Hydraulic system general specifications for metel-cutting machine tools

GB/T 25373-2010 — Metal-cutting machine tools - General specifications of assembling

GB/T 25374-2010 — Metal-cutting machine tools - Measuring method of cleanliness

GB/T 25375-2010 — Metal-cutting machine tools - Check and evaluation for combine surface by miniating

GB/T 25376-2010 — Metal-cutting machine tools - General specifications of machining parts

4 About this standard

Issued by: MIIT

English translation: about 15 pages

5 Related standards

Other parts of this standard:

JB/T 4241.1-1999 — Horizontal milling and boring machines - Parameters

JB/T 4241.1-2011 — Boring and milling machines with horizontal spindle - Part 1: Types and parameters

JB/T 4241.2-1999 — Horizontal milling and boring machines - Series spectrum

JB/T 4241.2-2013 — Boring and milling machines with horizontal spindle - Part 2: Spindle nose

JB/T 4241.4-2006 — 4: Technical requirements

Other editions:

JB/T 4241.3-1999 (earlier edition)

6 Classification and status

International classification (ICS): 25.080.20

Prefix JB/T: recommended standard.