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本文(SANS 12240-2-2006 Spherical plain bearings Part 2 Angular contact radial spherical plain bearings《球面滑动轴承 第2部分 角接触径向球面滑动轴承》.pdf)为本站会员(花仙子)主动上传,麦多课文库仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知麦多课文库(发送邮件至master@mydoc123.com或直接QQ联系客服),我们立即给予删除!

SANS 12240-2-2006 Spherical plain bearings Part 2 Angular contact radial spherical plain bearings《球面滑动轴承 第2部分 角接触径向球面滑动轴承》.pdf

1、 Collection of SANS standards in electronic format (PDF) 1. Copyright This standard is available to staff members of companies that have subscribed to the complete collection of SANS standards in accordance with a formal copyright agreement. This document may reside on a CENTRAL FILE SERVER or INTRA

2、NET SYSTEM only. Unless specific permission has been granted, this document MAY NOT be sent or given to staff members from other companies or organizations. Doing so would constitute a VIOLATION of SABS copyright rules. 2. Indemnity The South African Bureau of Standards accepts no liability for any

3、damage whatsoever than may result from the use of this material or the information contain therein, irrespective of the cause and quantum thereof. ICS 21.100.10 ISBN 0-626-17303-5 SANS 12240-2:2006Edition 1ISO 12240-2:1998Edition 1SOUTH AFRICAN NATIONAL STANDARD Spherical plain bearings Part 2: Angu

4、lar contact radial spherical plain bearings This national standard is the identical implementation of ISO 12240-2:1998 and is adopted with the permission of the International Organization for Standardization. Published by Standards South Africa 1 dr lategan road groenkloof private bag x191 pretoria

5、0001 tel: 012 428 7911 fax: 012 344 1568 international code +27 12 www.stansa.co.za Standards South Africa SANS 12240-2:2006 Edition 1 ISO 12240-2:1998 Edition 1 Table of changes Change No. Date Scope Abstract Specifies dimensions and tolerances for angular contact radial spherical plain bearings. K

6、eywords bearings, clearances, dimensional tolerances, dimensions, form specifications, inner rings, knuckle bearings, materials, outer rings, plain bearings, radial bearings, rolling bearings, spherical bearings, tolerances (measurement). National foreword This South African standard was approved by

7、 National Committee StanSA TC 5120.02, Bearings, in accordance with procedures of Standards South Africa, in compliance with annex 3 of the WTO/TBT agreement. AReference numberISO 12240-2:1998(E)INTERNATIONALSTANDARDISO12240-2First edition1998-08-15Spherical plain bearings Part 2:Angular contact rad

8、ial spherical plain bearingsRotules lisses Partie 2: Rotules lisses radiales contact obliqueISO 12240-2:1998(E) ISO 1998All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronicor mechanical, including photocopy

9、ing and microfilm, without permission in writing from the publisher.International Organization for StandardizationCase postale 56 CH-1211 Genve 20 SwitzerlandInternet isoiso.chPrinted in SwitzerlandiiForewordISO (the International Organization for Standardization) is a worldwide federation of nation

10、al standard bodies(ISO member bodies). The work of preparing International Standards is normally carried out through ISOtechnical committees. Each member body interested in a subject for which a technical committee has beenestablished has the right to be represented on that committee. International

11、organizations, governmental andnon-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the InternationalElectrotechnical Commission (IEC) on all matters of electrotechnical standardization.Draft International Standards adopted by the technical committees are

12、circulated to the member bodies forvoting. Publication as an International Standard requires approval by at least 75 % of the member bodies castinga vote.International Standard ISO 12240-2 was prepared by Technical Committee ISO/TC 4, Rolling bearings,Subcommittee SC 7, Spherical plain bearings.ISO

13、12240 consists of the following parts, under the general title Spherical plain bearings: Part 1: Radial spherical plain bearings Part 2: Angular contact radial spherical plain bearings Part 3: Thrust spherical plain bearings Part 4: Spherical plain bearing rod endsINTERNATIONAL STANDARD ISO ISO 1224

14、0-2:1998(E)1Spherical plain bearings Part 2:Angular contact radial spherical plain bearings1 ScopeThis part of ISO 12240 specifies dimensions and tolerances for angular contact radial spherical plain bearings.The specified tolerance values apply to finished, angular contact radial spherical plain be

15、arings before anycoating or plating.Angular contact radial spherical plain bearings need not conform to the design illustrated but compliance isrequired as regards dimensions and tolerances specified.NOTE Angular contact radial spherical plain bearings for airframe applications are not covered by th

16、is part ofISO 12240.2 Normative referencesThe following standards contain provisions which, through reference in this text, constitute provisions of this partof ISO 12240. At the time of publication, the editions indicated were valid. All standards are subject to revision,and parties to agreements b

17、ased on this part of ISO 12240 are encouraged to investigate the possibility ofapplying the most recent editions of the standards indicated below. Members of IEC and ISO maintain registers ofcurrently valid International Standards.ISO 582 : 1995, Rolling bearings Chamfer dimensions Maximum values.IS

18、O 1132-1: 1), Rolling bearings Tolerances Part 1: Terms and definitions.ISO 6811:1998, Spherical plain bearings Vocabulary.3 Definitions and symbolsFor the purposes of this part of ISO 12240, the definitions given in ISO 1132-1 and ISO 6811 apply. The symbols(except those for tolerances) shown in fi

19、gure 1 and the values given in the tables denote nominal dimensionsunless specified otherwise.B Inner ring widthC Outer ring widthD Outside diameterD1Bore diameter of outer ring_ _1) To be published. (Revision of ISO 1132:1980)ISO 12240-2:1998(E) ISO2d Bore diameterd1Outside diameter of inner ringdk

20、Sphere diameterrs min2) Smallest single chamfer dimension, inner ringr1s min2) Smallest single chamfer dimension, outer rings Distance between sphere diameter centre and inner ring back faceT Bearing widthVDmpVariation of mean outside diameterVdmpVariation of mean bore diameterVDpVariation of outsid

21、e diameter in a single radial planeVdpVariation of bore diameter in a single radial planeDBsDeviation of a single inner ring widthDCsDeviation of a single outer ring widthDDmpDeviation of mean outside diameter in a single planeDdmpDeviation of mean bore diameter in a single planeDTsDeviation of the

22、actual bearing width4 Dimensions and tolerances4.1 DimensionsSee figure 1 and table 1.Figure 1 Angular contact radial spherical plain bearing, dimension series A2) The corresponding maximum chamfer dimensions are given in table 1 of ISO 582:1995.ISOISO 12240-2:1998(E)3Table 1 Dimensions for angular

23、contact radial spherical plain bearings, dimension series ADimensions in millimetresdDBCTdk1)d1D1srs, r1smax. max. max. min.25 47 15 14 15 42 41,5 32 1 0,628 52 16 15 16 47 46,5 36 1 1 30 55 17 16 17 50 49,5 37 2 1 32 58 17 16 17 52 51,5 40 2 1 35 62 18 17 18 56 55,5 43 2 1 40 68 19 18 19 61 60,5 48

24、 2 1 45 75 20 19 20 67 66,5 54 3 1 50 80 20 19 20 74 73,5 60 4 1 55 90 23 22 23 81 80 63 5 1,560 95 23 22 23 87 86 69 5 1,565 100 23 22 23 93 92 77 6 1,570 110 25 24 25 102 101 83 7 1,575 115 25 24 25 106 105 87 7 1,580 125 29 27 29 115 113,5 92 9 1,585 130 29 27 29 121 119 98 10 1,590 140 32 30 32

25、129 127 104 11 2 95 145 32 30 32 133 131,5 109 9 2 100 150 32 31 32 141 138,5 115 12 2 105 160 35 33 35 149 146,5 120 13 2,5110 170 38 36 38 158 155 127 14 2,5120 180 38 37 38 169 165 137 16 2,5130 200 45 43 45 188 184 149 18 2,5140 210 45 43 45 198 194 162 19 2,5150 225 48 46 48 211 207 172 20 3 16

26、0 240 51 49 51 225 221 183 20 3 170 260 57 55 57 246 242 195 21 3 180 280 64 61 64 260 256 207 21 3 190 290 64 62 64 275 270 213 26 3 200 310 70 66 70 290 285 230 26 3 1) Reference only.ISO 12240-2:1998(E) ISO44.2 TolerancesSee tables 2 and 3.Table 2 Tolerances for inner ring and bearing widthd dmpV

27、dpVdmpBsTsmm mm mm mm mm mmover includinghigh low max. max. high low high low 50 0 12 12 9 0 240 +250 40050 80 0 15 15 11 0 300 +250 50080 120 0 20 20 15 0 400 +250 600120 180 0 25 25 19 0 500 +350 700180 200 0 30 30 23 0 600 +350 800Table 3 Tolerances for outer ringD DmpVDpVDmpCsmm mm mm mm mmover

28、including high low max. max. high low 50 0 14 14 11 0 24050 80 0 16 16 12 0 30080 120 0 18 18 14 0 400120 150 0 20 20 15 0 500150 180 0 25 25 19 0 500180 250 0 30 30 23 0 600250 315 0 35 35 26 0 700 Standards South AfricaThis s tandard may only be used and printed by approved subscription and freemailing clients of the SABS .

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