GB/T 4459.7-2017 English PDF

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GB/T 4459.7-2017: Technical drawings -- The detailed simplified representation of rolling bearings
Status: Valid

GB/T 4459.7: Historical versions

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 4459.7-2017	439	Add to Cart	4 days	Technical drawings -- The detailed simplified representation of rolling bearings	Valid
GB/T 4459.7-1998	759	Add to Cart	4 days	Mechanical drawings. Representation of rolling bearings	Obsolete

Similar standards

GB/T 4096.1   GB/T 5097   GB/T 4249   GB/T 4457.5   GB/T 4458.3   GB/T 4459.8   

Basic data

Standard ID: GB/T 4459.7-2017 (GB/T4459.7-2017)
Description (Translated English): Technical drawings -- The detailed simplified representation of rolling bearings
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: J04
Classification of International Standard: 01.100.20
Word Count Estimation: 22,237
Date of Issue: 2017-07-02
Date of Implementation: 2018-02-01
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

GB/T 4459.7-2017: Technical drawings -- The detailed simplified representation of rolling bearings

---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 drawings - The detailed representation of rolling bearings ICS 01.100.20 J04 National Standards of People's Republic of China Replacing GB/T 4459.7-1998 Mechanical drawing rolling bearing representation (ISO 8826-1.1989, Technical Drawing-Rolingbearings- Part 1.Generalizedmplified; ISO 8826-2.1994, Technical drawings-Rolingbearings-Part 2. Decomparisonsimplifiedrepresentation, NEQ) 2017-07-02 Posted 2018-02-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China China National Standardization Administration released Directory Preface Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 1 4 basic provisions 1 5 common method 2 6 characteristic painting method 3 7 Prescription drawing 4 8 Application Example 4 Appendix A (Informative) General method, feature painting and the provisions of the proportion of the size of the painting Example 11 References 17 Figure 1 rolling bearing section line drawing 2 Figure 2 Roller bearing attachment with hatching 2 Figure 3 common method 2 Figure 4 Draws a generic sketch 2 on either side of the shaft Figure 5 draw the general outline of the outline painting 3 Figure 6 Rolling bearing accessories according to outline the general outline drawing 3 Figure 7 with a dust cover on the common painting 3 Figure 8 on both sides with a common seal 3 Figure 9, the outer ring without ribs general painting 3 Figure 10 Draws a generic representation of a part of a rolling bearing Figure 11 rolling bearing axis perpendicular to the projection of the characteristic method 4 Figure 12 double row cylindrical roller bearings drawing in the assembly drawing 9 Figure 13 angular contact ball bearings drawing in the assembly drawing 9 Figure 14 Tapered roller bearings, thrust ball bearings and double row deep groove ball bearings in the assembly drawing 10 Figure 15 bearing assembly in the drawing method 10 Figure A.1 Example of the size of the universal method Example 11 Table 1 rolling bearing characteristic drawing of the structural elements symbol 4 Table 2 rolling bearing characterization method of combination of elements and symbols 5 Table 3 ball bearings and roller bearings characteristic drawing method and the provisions of painting 6 Table 4 needle bearing characteristics of the method and the provisions of the method 7 Table 5 combination of bearing characteristics of the painting method and the provisions of painting 7 Table 6 Thrust bearing characteristics of the painting method and the provisions of painting 8 Table A.1 Characteristics of the painting method and the provisions of the size ratio Example 12

Foreword

GB/T 4459 "Mechanical Drawing" is divided into the following eight sections. --- GB/T 4459.1-1995 Mechanical drawing thread and threaded fastener representation; --- GB/T 4459.2-2003 mechanical drawing gear representation; --- GB/T 4459.3-2000 mechanical drawing spline representation; --- GB/T 4459.4-2003 mechanical drawing spring representation; --- GB/T 4459.5-1999 mechanical drawing center hole representation; --- GB/T 4459.8-2009 Mechanical drawing dynamic seal - Part 1. Generic simplified notation; Mechanical drawings - Dynamic seals - Part 2. Simplified representation of characteristics. This section GB/T 4459 Part 7. This section drafted in accordance with GB/T 1.1-2009 given rules. This Part replaces GB/T 4459.7-1998 "Mechanical Drawing Rolling Representation", compared with GB/T 4459.7-1998, the main Technical changes are as follows. --- Increasing the normative references; --- In accordance with ISO 8826-2.1994 "Technical drawings of rolling bearings Part 2. Detailed and simplified representation" in Table 1 to correct "Element symbol" choice note, an increase of footnote b; --- In order to make the three kinds of painting (generalized, characteristic and prescriptive painting) as a separate side by side, the original "5 simplified painting method" in this chapter There are two chapters, "General Picture" (formerly 5.1) and "Special Picture" (formerly 5.2) Painting method ", and subsequently adjust the relevant chapter number; --- A number of words and illustrations made the necessary changes, the text is modified as shown in Table 1, Table 2 will be "adjustable" standard "self-aligning", "not Adjustable heart "norms" non-self-aligning ", the legend modified in Table 3, the figure 3.6; --- The original "Appendix B (hint of appendix)" to "Appendix A (normative)"; --- The original "Appendix A (informative) reference document" to "references." This section is based on ISO 8826-1.1989 "Technical drawings rolling bearings Part 1. General and simplified notation" and ISO 8826-2.1994 "Technical drawings rolling bearings Part 2. Carefully simplified notation" integrated preparation, with two international standards The degree of consistency is not equivalent. This part of the National Technical Product Documentation Standardization Technical Committee (SAC/TC146) centralized. The main drafting units in this section. Wanxiang Qianchao Co., Ltd., machine Productivity Promotion Center, Changshu world Coal Machinery Co., Ltd.. The main drafters of this section. Yang Jianhong, Lin Guangzhong, Cui Zhigang, Li Tingting, a wide range of Zhou Jianxing, Gao Hongwei, Pan Honghua. This part replaces the standards previously issued as. --- GB/T 4459.7-1998. Mechanical drawing rolling bearing representation

1 Scope

GB/T 4459 provisions of this part of the general method of rolling bearings, characteristic drawing and the provisions of painting. This section applies to assembly drawings do not need to accurately indicate the shape and structure of the standard rolling bearings. Non-standard rolling bearings are also available Reference to adopt.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version applies to this article Pieces. For undated references, the latest edition (including all amendments) applies to this document. GB/T 4457.4 Mechanical Drawing Diagrams GB/T 6930 rolling bearing vocabulary GB/T 16675.1 Technical drawings Simplified representation Part 1. Pattern drawing

3 Terms and definitions

GB/T 6930 and GB/T 16675.1 defined terms and definitions apply to this document.

4 basic rules

4.1 graph line General drawing, character drawing and the provisions of the painting of the various symbols, rectangular wireframes and contour lines are specified in GB/T 4457.4 coarse Solid line drawing. 4.2 size and ratio 4.2.1 When drawing a rolling bearing, the size of its rectangular wireframe or outline should be the same as that of the rolling bearing, Using the same ratio. 4.2.2 General method, characteristic method and the definition of the size of the painting method example see Appendix A. 4.3 section symbols 4.3.1 In the cross-sectional view, the use of generalized or characteristic drawing method of rolling bearings, are always painted cross-section symbols (hatching). 4.3.2 Drawings drawn in accordance with the provisions of the rolling bearing cross-sectional view, the bearing rolling body does not draw hatching, the rings should generally be drawn Direction and spacing of the same section line (see Figure 1). When not causing misunderstanding, it is also allowed to omit the non-painting (see Figure 5, Table 3 ~ Table 6). If other parts or accessories (eccentric sleeve, adapter sleeve, retaining ring, etc.) and supporting the use of rolling bearings, the cross-section of the bearing ring should be cut Noodles in different directions or different intervals (see Figure 2). When not causing misunderstandings, it is allowed to omit not drawing (see Figure 6). ......

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