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GB/T 24734.11-2009Technical product documentation - Digital product definition data practices - Part 11: Levels of geometrical detail (English PDF)

技术产品文件数字化产品定义数据通则第11部分：模型几何细节层级

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

November 30, 2009

Implementation date

September 1, 2010

Scope

GB/T 24734.11-2009 is the English-translated version of 技术产品文件数字化产品定义数据通则第11部分：模型几何细节层级.

GB/T 24734.11-2009 is the Chinese standard "Technical product documentation - Digital product definition data practices - Part 11: Levels of geometrical detail".

Its scope clause reads: GB/T 24734 in the provisions of this part of the digital product definition process standard grade three-dimensional representation of the model, a simplified representation and expansion stage Level representation.

This section applies to the digital product definition of the relevant application, development, services and research. Its clauses include terms and definitions.

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Document preview — GB/T 24734.11-2009

National Standard of the People's Republic of China

ICS: 01.100.01
Classification: J 04

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword
1 Scope
2 Normative references
3 Terms and definitions

1 Scope

GB/T 24734 in the provisions of this part of the digital product definition process standard grade three-dimensional representation of the model, a simplified representation and expansion stage

Level representation.

This section applies to the digital product definition of the relevant application, development, services and research.

2 Normative references

The following documents contain provisions which, through reference GB/T 24734 in this section constitute provisions of this section. For dated reference documents

Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section

Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section.

GB/T 24734.1-2009 Technical product documentation - Digital product definition data practices - Part 1. Terms and definitions (ISO 16792.2006, Technicalproductdocumentation-Digitalproductdefinitiondatapractices, NEQ)

3 Terms and Definitions

GB/T 24734.1-2009 and established the following terms and definitions apply to this part of the GB/T 24734 of.

3.1

In the standard level representation of the functions required to identify the purpose and design details geometry modeling or display. Unless otherwise specified,

The maximum length of less than 0.5%, and the expression of functional purpose modeling or unwanted elements may not be displayed.

3.2

In the simplified representation level, only the basic shape of the part of the various parts, the part or assembly needs to be modeled or display. Chamfers, grooves, notches

And other elements, and does not require modeling or show internal details.

3.3

In the extended representation, all the parts, assemblies or models feature modeling or display should be able to show their full details. Satisfying work

Under the premise of energy required, modeling or accuracy may be lower than the actual display in the form of a part or feature of the model. Unless otherwise specified, less than the maximum

0.1% of the length of the element can not be modeled or display. Internal details of the limited volume only when necessary direction to the display.

Level 4 model representation

Level model representation divided into three.

a) represents a standard level;

b) simplified level representation;

c) extended representation.

GB/T 23901.4-2019 | GB/T 23901.5-2019 | GB/T 23906-2009 | GB/T 24734.4-2009 | GB/T 24734.3-2009 | GB/T 24734.2-2009 | […]

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

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