BS ISO 16287-2005 Plain bearings - Thermoplastic bushes - Dimensions and tolerances《滑动轴承 热塑性轴衬 尺寸和公差》.pdf

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1、BRITISH STANDARD BS ISO 16287:2005 Plain bearings Thermoplastic bushes Dimensions and tolerances ICS 21.100.10 BS ISO 16287:2005 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 14 April 2005 BSI 14 April 2005 ISBN 0 580 45830 X National forew

2、ord This British Standard reproduces verbatim ISO 16287:2005 and implements it as the UK national standard. The UK participation in its preparation was entrusted to Technical Committee MCE/12, Plain bearings, which has the responsibility to: A list of organizations represented on this committee can

3、be obtained on request to its secretary. Cross-references The British Standards which implement international publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of th

4、e BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enq

5、uirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This do

6、cument comprises a front cover, an inside front cover, the ISO title page, pages ii to iv, pages 1 to 9 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date Comments Reference number ISO 1

7、6287:2005(E) OSI 5002INTERNATIONAL STANDARD ISO 16287 First edition 2005-02-15 Plain bearings Thermoplastic bushes Dimensions and tolerances Paliers lisses Bagues thermoplastiques Dimensions et tolrancesBSISO16287:2005IS:78261 O5002(E) DPlcsid Fremia ihTs PDF file may ctnoian emdebt dedyfepcaes. In

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12、 1121-HC 02 av leT. 4 + 10 947 22 1 11 xaF0 947 22 14 + 9 74 E-mail coirypthgiso.o gr We bwww.is.o gro Pulbisdehi n Switlrez dnaii ISO 5002 Allr ithgsr esedevrBSISO16287:2005IS:78261 O5002(E) I SO 5002 All irthgs ersedevr iiiContents Page Foreword iv 1 Scope 1 2 Normative references. 1 3 Symbols. 1

13、4 Dimensions 2 5 Material. 6 6 Design 7 7 Testing 7 8 Assembling 8 9 Designation 9 BSISO16287:2005IS:78261 O5002(E) iv I SO 5002 All irthgs ersedevrForeword ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work o

14、f preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmenta

15、l, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/IEC Directives, Part 2. The main

16、 task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an International Standard requires approval by at least 75 % of the member bodies casting a vote. Atte

17、ntion is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. ISO 16287 was prepared by Technical Committee ISO/TC 123, Plain bearings, Subcommittee SC 3, Dimensions,

18、tolerances and construction details. BSISO16287:2005INTENRATIONAL TSANDADR IS:78261 O5002(E)I SO 5002 All irthgs ersedevr 1Plain bearings Thermoplastic bushes Dimensions and tolerances 1 Scope This International Standard specifies the dimensions and tolerances for inserted thermoplastic bushes used

19、as plain bearings with or without lubrication grooves in accordance with ISO 12128. These thermoplastic bushes are dimensionally exchangeable to wrapped bushes according to ISO 3547-1. This International Standard is not applicable to reinforced plastics. 2 Normative references The following referenc

20、ed documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. ISO 286-1, ISO system of limits and fits Part 1: Bases of tolerance, de

21、viations and fits ISO 554, Standard atmospheres for conditioning and/or testing Specifications ISO 3547-1, Plain bearings Wrapped bushes Part 1: Dimensions ISO 3547-2:1999, Plain bearings Wrapped bushes Part 2: Test data for outside and inside diameter ISO 6691, Thermoplastics polymers for plain bea

22、rings Classification and designation ISO 12128, Plain bearings Lubrication holes, grooves and pockets Dimensions, types, designation and their application to bearing bushes ISO 12301, Plain bearings Quality control techniques and inspection of geometrical and material quality characteristics 3 Symbo

23、ls B nominal width of bush B flflange thickness C i inside chamfer C ooutside chamfer D flflange diameter D Hnominal housing bore diameter BSISO16287:2005IS:78261 O5002(E) 2 I SO 5002 All irthgs ersedevrD inominal inside diameter of the bush D i,chinside diameter of the bush when inserted in a ring

24、gauge middle H7 D onominal outside diameter of the bush r radius for flange bushes 4 Dimensions The dimensions and tolerances of the thermoplastic bushes are shown in Figures 1 and 2, according to whether cylindrical (type C) or flanged (type F), and given, in millimetres, in Tables 1, 2, 3 and 4. T

25、he surface finishes x and y represented in Figures 1 and 2 are given in Table 5. For determination of the IT value (see ISO 286-1) of the coaxiality tolerance, the dimensions of D oare applicable. For determination of the IT value (ISO 286-1) of the axial run-out tolerance, the dimensions of D fl ar

26、e applicable. Figure 1 Cylindrical bush Figure 2 Flanged bush BSISO16287:2005IS:78261 O5002(E) I SO 5002 All irthgs ersedevr 3Table 1 Nominal sizes and limits for thick-walled bushes type C and type F D oC iD iLimits for tolerance group (see Table 5) D flB flB C or nom. nom. A B h13 h13 h13 max. max

27、. 6 10 12 14 3 6 10 0,8 0,5 8 12 14 0,21 0,07 + +18 3 6 10 15 0,8 0,5 10 14 16 20 3 6 10 15 0,8 0,5 12 16 18 22 3 10 15 20 0,8 0,8 14 18 20 0,27 0,09 + +25 3 10 15 20 0,8 0,8 15 18 21 27 3 10 15 20 0,8 0,8 16 20 22 28 3 12 15 20 0,8 0,8 18 22 24 0,33 0,11 + +30 3 12 20 30 0,8 0,8 20 24 26 32 3 15 20

28、 30 1,5 0,8 22 26 28 34 3 15 20 30 1,5 0,8 24 28 30 36 3 15 20 30 1,5 0,8 25 30 32 0,45 0,15 + +38 4 20 30 40 1,5 0,8 28 34 36 42 4 20 30 40 2 0,8 30 36 38 44 4 20 30 40 2 0,8 32 38 40 0,60 0,20 + +46 4 20 30 40 2 0,8 35 41 45 50 5 30 40 50 2 0,8 38 45 48 54 5 30 40 50 2 0,8 40 48 50 0,69 0,23 + +58

29、 5 30 40 60 2 0,8 42 50 52 60 5 30 40 60 2 0,8 45 53 55 63 5 30 40 60 2,5 0,8 48 56 58 66 5 40 50 60 2,5 0,8 50 58 60 68 5 40 50 60 2,5 0,8 55 63 65 0,90 0,30 + +73 5 40 50 70 2,5 0,8 60 70 75 83 7,5 40 60 80 2,5 0,8 65 75 80 88 7,5 50 60 80 2,5 2 70 80 85 95 7,5 50 70 90 2,5 2 75 85 90 100 7,5 50 7

30、0 90 2,5 2 80 90 95 105 7,5 60 80 100 2,5 2 85 95 100 zb11 110 7,5 60 80 100 2,5 2 90 105 110 120 10 60 80 120 2,5 2 95 110 115 125 10 60 100 120 2,5 2 100 115 120 130 10 80 100 120 2,5 2 105 120 125 135 10 80 100 120 2,5 2 110 125 130 140 10 80 100 120 2,5 2 120 135 140 150 10 100 120 150 2,5 2 130

31、 145 150 160 10 100 120 150 3 2 140 155 160 170 10 100 150 180 3 2 150 165 170 180 10 120 150 180 3 2 160 180 185 200 12,5 120 150 180 3 2 170 190 195 210 12,5 120 180 200 3 2 180 200 210 220 15 150 180 250 3 2 190 210 220 230 15 150 180 250 3 2 200 220 230 To be agreed za11 240 15 180 200 250 3 2 B

32、SISO16287:2005IS:78261 O5002(E) 4 I SO 5002 All irthgs ersedevrTable 2 Nominal sizes and limits for thin-walled cylindrical bushes type C D oC iD iB C oLimits for tolerance group (see Table 5) nom. nom. A B h13 max. 6 8 4 6 8 10 0,8 8 10 0,21 0,07 + +6 8 10 12 15 0,8 10 12 6 8 10 12 15 20 0,8 12 14

33、8 10 12 15 20 25 0,8 14 16 0,27 0,09 + +10 12 15 20 25 0,8 15 17 10 12 15 20 25 0,8 16 18 10 12 15 20 25 0,8 18 20 0,33 0,11 + +10 15 20 25 0,8 20 23 10 15 20 25 30 1,5 22 25 15 20 25 30 1,5 24 27 15 20 25 30 1,5 25 28 0,45 0,15 + +15 20 25 30 50 1,5 28 32 15 20 25 30 2 30 34 10 15 20 25 30 40 2 32

34、36 0,60 0,20 + +20 30 40 2 35 39 20 30 35 40 50 2 38 42 20 30 40 2 40 44 0,69 0,23 + +20 30 40 50 2 45 50 20 30 40 45 50 2,5 50 55 20 30 40 50 60 2,5 55 60 0,90 0,30 + +20 30 40 50 60 2,5 60 65 20 30 40 50 60 70 2,5 65 70 30 50 70 2,5 70 75 30 40 50 70 2,5 75 80 40 60 80 2,5 80 85 40 60 80 100 2,5 8

35、5 90 zb11 30 40 60 80 100 2,5 90 95 40 60 100 2,5 95 100 60 100 2,5 100 105 50 60 100 115 2,5 105 110 60 100 105 2,5 110 115 60 100 115 2,5 115 120 60 100 2,5 120 125 60 100 2,5 125 130 60 100 2,5 130 135 60 100 3 135 140 60 100 3 140 145 60 100 3 150 155 To be agreed za11 60 100 3 BSISO16287:2005IS

36、:78261 O5002(E) I SO 5002 All irthgs ersedevr 5Table 3 Nominal sizes and limits for thin-walled flanged bushes type F D oC iD iLimits for tolerance group (see Table 5) D flB flB C or nom. nom. A B d13 h13 h13 max. max. 6 8 12 1 6 10 0,8 0,5 8 10 0,21 0,07 + +15 1 6 10 15 0,8 0,5 10 12 18 1 6 10 15 0

37、,8 0,5 12 14 20 1 10 15 20 0,8 0,8 14 16 0,27 0,09 + +22 1 10 15 20 0,8 0,8 15 17 23 1 10 15 20 0,8 0,8 16 18 24 1 12 15 20 0,8 0,8 18 20 0,33 0,11 + +26 1 12 20 30 0,8 0,8 20 23 30 1,5 15 20 30 1,5 0,8 22 25 31 1,5 15 20 30 1,5 0,8 24 27 34 1,5 15 20 30 1,5 0,8 25 28 0,45 0,15 + +35 1,5 20 30 40 1,

38、5 0,8 28 32 39 2 20 30 40 2 0,8 30 34 42 2 20 30 40 2 0,8 32 36 0,60 0,20 + +44 2 20 30 40 2 0,8 35 39 47 2 30 40 50 2 0,8 38 42 50 2 30 40 50 2 0,8 40 44 0,69 0,23 + +53 2 30 40 60 2 0,8 42 47 55 2,5 30 40 60 2 0,8 45 50 58 2,5 30 40 60 2,5 0,8 48 53 62 2,5 40 50 60 2,5 0,8 50 55 65 2,5 40 50 60 2,

39、5 0,8 55 60 0,90 0,30 + +70 2,5 40 50 70 2,5 0,8 60 65 75 2,5 40 60 80 2,5 0,8 65 70 80 2,5 50 60 80 2,5 2 70 75 85 2,5 50 70 90 2,5 2 75 80 90 2,5 50 70 90 2,5 2 80 85 95 2,5 60 80 100 2,5 2 85 90 zb11 100 2,5 60 80 100 2,5 2 90 95 110 2,5 60 80 120 2,5 2 95 100 115 2,5 60 100 2,5 2 100 105 120 2,5

40、 80 100 120 2,5 2 105 110 125 2,5 80 100 2,5 2 110 115 130 2,5 80 100 120 2,5 2 120 125 140 2,5 100 2,5 2 130 135 150 2,5 100 3 2 140 145 160 2,5 100 3 2 150 155 To be agreed za11 170 2,5 100 3 2 BSISO16287:2005IS:78261 O5002(E) 6 I SO 5002 All irthgs ersedevrTable 4 Nominal sizes and limits for thi

41、n-walled flanged bushes type F with widths B from ISO 3547-1 D oC iD iLimits for tolerance group (see Table 5) D flB flB aC or nom. nom. A B d13 h13 h13 max. max. 6 8 12 1 4 8 0,8 0,5 8 10 0,21 0,07 + +15 1 5,5 7,5 9,5 0,8 0,5 10 12 18 1 7 9 12 17 0,8 0,5 12 14 20 1 7 9 12 17 0,8 0,8 14 16 0,27 0,09

42、 + +22 1 12 17 0,8 0,8 15 17 23 1 9 12 17 0,8 0,8 16 18 24 1 12 17 0,8 0,8 18 20 0,33 0,11 + +26 1 12 17 22 0,8 0,8 20 23 30 1,5 11,5 16,5 21,5 1,5 0,8 25 28 0,45 0,15 + +35 1,5 11,5 16,5 21,5 1,5 0,8 30 34 0,60 0,20 + +42 2 16 26 2 0,8 35 39 47 2 16 26 2 0,8 40 44 0,69 0,23 + +53 2 16 26 2 0,8 45 5

43、0 0,90 0,30 + +zb11 58 2,5 16 26 2,5 0,8 aWith the exception of widths 4 mm, 8 mm and 12 mm, these widths form the subject of a revision of ISO 3547-1:1999, under preparation. According to Tables 1, 2 and 3: if it is necessary to use non-standard widths B, then these should be arranged to have a fin

44、al digit of 0, 2, 5 or 8. As an alternative to chamfer C i ,a 45 angle may be used. As an alternative to chamfer C o , radius r may be used. Depending on the material, the wall thickness shall be rated so that the inside diameter D iof the fitted bush is within tolerance class F10 to D12 respectivel

45、y. For D fl , the tolerance class d13 is preferred. Other tolerance classes up to h13 are allowable and shall be subject to agreement between supplier and purchaser. 5 Material Thermoplastics shall be in accordance with ISO 6691, e.g. PA, PET, PE, POM. For modified or other materials, details shall

46、be subject to agreement between the supplier and purchaser. NOTE Thermoplastics have a higher coefficient of linear thermal expansion than metals. PA absorbs more moisture than the other materials given and thus, in addition, will alter in volume. BSISO16287:2005IS:78261 O5002(E) I SO 5002 All irthg

47、s ersedevr 7With the tolerance zones and fits specified in this International Standard, these properties are taken into account under the following conditions: a) the bearing clearance is designed for an operating temperature of the bush of 10 C to + 50 C and a relative ambient humidity of 20 % to 9

48、5 %; b) interference fit in the housing is achieved by the insertion interference (limit deviation of D o ) and is also maintained at operating temperatures of 10 C to + 50 C; c) Tables 1, 2, 3 and 4 are based upon shaft and housing having coefficients of linear thermal expansion of 10 to 12 10 6 /K

49、. For other operating conditions than those given above, the bearing clearance and the type of fixing shall be reviewed and validated. The tolerances are applicable in the conditioned state of the bushes, i.e. they shall have the temperature and the moisture content resulting at a standard atmosphere in accordance with ISO 554 (23/50). To maintain their dimensions, bushes made of PA shall b