GB/T 39745-2021CNC punching and laser cutting composite machines (English PDF)
数控冲压激光切割复合机
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
March 9, 2021
Implementation date
October 1, 2021
Scope
GB/T 39745-2021 is the English-translated version of 数控冲压激光切割复合机.
GB/T 39745-2021 is the Chinese national standard for the combined CNC punching and laser cutting machine.
It gives the parameters, the requirements - the accuracy, the punching and cutting performance, the laser and its safety, the control system, the noise and the reliability - the test methods, the inspection rules and the provisions on marking, packaging, transport and storage.
It applies to CNC punch-laser combination machines. Machine builders, sheet metal works and inspectors use it. Issued on 9 March 2021, it has applied since 1 October 2021.
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Document preview — GB/T 39745-2021
National Standard of the People's Republic of China
- ICS
- 25.120.10
- Classification
- J 62
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
1 Scope
This standard specifies the parameters, requirements, test methods, inspection rules, markings, packaging, transportation and Store.
This standard applies to CNC punching laser cutting compound machines.
2 Normative references
The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this document. For undated reference documents, the latest version (including all amendments) is applicable to this document.
GB/T 191 Packaging, storage and transportation pictorial signs
GB/T 1348 Ductile iron castings
GB 2893 safety color
GB/T 5226.1 Electrical safety of machinery Electrical equipment of machinery Part 1: General technical conditions
GB/T 6576 Machine Tool Lubrication System
GB/T 7932 General rules and safety requirements for pneumatic systems and their components
GB/T 8170 Numerical rounding rules and the expression and determination of limit values
GB/T 9969 General Rules for the Use of Industrial Products
GB/T 10089 Cylindrical worm and worm gear accuracy
GB/T 10095.1 Cylindrical Gear Accuracy System Part 1: Definition and Allowable Values of Tooth Surface Deviation on the Same Side of Gear Tooth
GB/T 10095.2 Cylindrical gear accuracy system Part 2: The definition and allowable values of radial integrated deviation and radial runout
GB/T 10923 General rules for precision inspection of forging machinery
GB/T 11365 Bevel gear precision system
GB/T 13306 signs
GB 17120-2012 Safety technical conditions for forging machinery
GB/T 17421.2 General Rules for Inspection of Machine Tools Part 2: Determination of Positioning Accuracy and Repeated Positioning Accuracy of CNC Axis
GB/T 23281 Forging machinery noise sound pressure level measurement method
GB/T 26220 General technical conditions for industrial automation systems and integrated machine tool numerical control numerical control systems
GB/T 34382 CNC rotary head press
GB/T 36484 Terminology for Forging Machinery
JB/T 1829 General technical conditions for forging machinery
JB/T 3240 Visualized symbols for forging machinery operation instructions
JB/T 5775 Technical conditions for forging machinery gray iron castings
JB/T 8356 Machine tool packaging technical conditions
JB/T 8609 Technical conditions for forging mechanical welding parts
3 Terms and definitions
The following terms and definitions defined in GB/T 34382 and GB/T 36484 apply to this document.
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 19 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 191Graphical symbols marking for handling and storage of packages
- GB/T 1348Spheroidal graphite iron castings
- GB/T 5226.1Electrical safety of machinery -- Electrical equipment of machines -- Part 1: General requirements
- GB/T 6576Machine tool -- Lubrication systems
- GB/T 7932Pneumatic fluid power -- General rules and safety requirements for systems and their components
- GB/T 8170Rules of rounding off for numerical values & expression and judgement of limiting values
GB 2893
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