GB/T 28763-2012Numerically controlled tube bending machine (English PDF)

1 Scope

This standard specifies the CNC bending machine type and parameters, technical requirements, accuracy, test methods, inspection rules, packaging, transportation and storage.

This standard applies to metal pipe bending in the cold state wound CNC bending machine (hereinafter referred to as bender).

This standard does not apply to top-heading type bender, pipe lines or other dedicated bender.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated edition applies to this article

Member. For undated references, the latest edition (including any amendments) applies to this document.

GB/T 191 Packing Pictorial marking (ISO 780)

GB/T 3766 General technical conditions for the hydraulic system (ISO 4413)

GB 5226.1 mechanical and electrical safety of machinery - Electrical equipment - Part 1. General requirements (IEC 60204-1)

GB/T 7932 General technical condition of pneumatic systems (ISO 4414)

GB/T 7935 General technical conditions for hydraulic components

GB/T 8170 represents rounding off rules and limit values and judgment

GB/T 9969 General Industrial Product Manual

GB/T 10923 test precision forging machinery General (ISO 230-1)

GB/T 13306 signage

GB/T 23281 forging machinery noise level measurement method (ISO 11202)

GB/T 23282 forging machinery sound power level measurement method (ISO 3746)

GB 28760-2012 bender Safety requirements

JB/T1829-1997 forging machinery - General requirements

JB/T3240 forging machinery - Symbols

JB/T5000.12 heavy machinery General requirements - Part 12. Coating

JB/T8356.1 and technical conditions Packaging Machine

JB/T8832 CNC system General technical conditions

JB/T9954 forging machinery hydraulic system cleanliness

JB9971 bending machine, three roller coiling machine noise limits

3 Terms and Definitions

The following terms and definitions apply to this document.