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GB/T 24740-2009: Technical product documentation -- Symbol of mechanical manufacture orientation and clamping
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 24740-2009 | English | 439 |
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Technical product documentation -- Symbol of mechanical manufacture orientation and clamping
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GB/T 24740-2009
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Basic data | Standard ID | GB/T 24740-2009 (GB/T24740-2009) | | Description (Translated English) | Technical product documentation -- Symbol of mechanical manufacture orientation and clamping | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | J04 | | Classification of International Standard | 01.100.01 | | Word Count Estimation | 19,198 | | Date of Issue | 2009-11-30 | | Date of Implementation | 2010-09-01 | | Quoted Standard | GB/T 1008; GB/T 4457.4; GB/T 4863 | | Regulation (derived from) | Announcement of Newly Approved National Standards No. 14 of 2009 (No. 154 overall) | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies: Technical product documentation machining positioning support symbol (referred to as positioning symbol), auxiliary support symbols, symbols and common clamping position, the clamping device symbol (referred to as unit symbol) Type, painting and use requirements. This standard applies to the mechanical manufacturing industry to design products parts, machining process planning process equipment components in the preparation and use in the design task. | GB/T 24740-2009: Technical product documentation -- Symbol of mechanical manufacture orientation and clamping
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Technical product documentation.Symbol of mechanical manufacture orientation and clamping
ICS 01.100.01
J04
National Standards of People's Republic of China
Technical product documentation
Machining positioning, clamping notation
Posted 2009-11-30
2010-09-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
Appendix A of this standard and Appendix B is an informative annex.
This standard by the National Technical product documentation Standardization Technical Committee (SAC/TC146) and focal points.
This standard was drafted. the machine Productivity Promotion Center, China Electronics Technology Group, Dalian Maritime University, Hefei University of Technology.
The main drafters of this standard. thanks to Yang, Zhang Hongqi, Zou Yutang, Li Xue Jing, Pang Wei.
Technical product documentation
Machining positioning, clamping notation
1 Scope
This standard specifies the technical product documentation machining positioning support symbol (referred to locate symbols), auxiliary support symbols, symbols and clamping
Commonly used for positioning and clamping apparatus symbol (symbol means short) the type of painting and use requirements.
This standard applies to design products machinery manufacturing industry parts, mechanical parts process planning and preparation of process equipment design task book
When in use.
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
GB/T 1008 basic terminology machining technology and equipment
GB/T 4457.4 Mechanical drawings Fatou line (GB/T 4457.4-2002, ISO 128-24.1999, Technical
drawings-Generalprinciplesofpresentation-Part 24. Linesonmechanicalengineeringdrawing,
MOD)
GB/T 4863 Machinery Manufacturing Technology Basic Terminology
3 Terms and Definitions
Terms and definitions GB/T 4863 and GB/T 1008 established in this standard applies.
4 Symbol
4.1 positioning support symbol
Supporting and positioning the symbols shown in Table 1.
Table 1 positioning support symbol
Locate
Support
Types of
symbol
Independent Positioning co-sited
In view of the marked contour line marked on the front view of a label in a view contour line marked on the front view of a
Stationary
Movable
a view of the front face of the projection surface is a spectator.
4.2 auxiliary support symbol
Table 2 Symbol auxiliary support.
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