DIN 635-2-2009 Rolling bearings - Radial spherical roller bearings - Part 2 Double row with cylindrical and tapered bore《滚动轴承 径向球形滚柱轴承 第2部分 带圆柱形和锥形孔的双列轴承 n》.pdf
《DIN 635-2-2009 Rolling bearings - Radial spherical roller bearings - Part 2 Double row with cylindrical and tapered bore《滚动轴承 径向球形滚柱轴承 第2部分 带圆柱形和锥形孔的双列轴承 n》.pdf》由会员分享,可在线阅读,更多相关《DIN 635-2-2009 Rolling bearings - Radial spherical roller bearings - Part 2 Double row with cylindrical and tapered bore《滚动轴承 径向球形滚柱轴承 第2部分 带圆柱形和锥形孔的双列轴承 n》.pdf(15页珍藏版)》请在麦多课文档分享上搜索。
1、January 2009 Translation by DIN-Sprachendienst.English price group 10No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).IC
2、S 21.100.20!$|YX“1895453www.din.deDDIN 635-2Rolling bearings Radial spherical roller bearings Part 2: Double row, with cylindrical or tapered boreEnglish translation of DIN 635-2:2009-01Wlzlager Radial-Pendelrollenlager Teil 2: Zweireihig, zylindrische und kegelige BohrungEnglische bersetzung von DI
3、N 635-2:2009-01Roulements Roulement radial rotule sur rouleaux Partie 2: Roulement deux ranges avec alsage cylindriques et coniqueTraduction anglaise de DIN 635-2:2009-01SupersedesDIN 635-2:1984-11www.beuth.deDocument comprises 15 pagesIn case of doubt, the German-language original shall be consider
4、ed authoritative.07.12 DIN 635-2:2009-01 2 A comma is used as the decimal marker. Contents Page Foreword 3 1 Scope 4 2 Normative references 4 3 Terms, definitions and symbols .4 4 Type, designation, dimensions 4 4.1 General 4 4.2 Types .4 4.3 Designation 5 4.4 Dimensions and symbols .6 5 Material 14
5、 6 Design 14 7 Mounting 14 Annex A (informative) Explanatory notes 15 Bibliography . 15 Figures Figure 1 Bearing with cylindrical bore (notation) .5 Figure 2 Bearing with 1:12 tapered bore (notation) .5 Figure 3 Bearing with 1:30 tapered bore (notation) .5 Tables Table 1 Dimensions, symbols .6 DIN 6
6、35-2:2009-01 3 Foreword This standard has been prepared by Working Committee NA 118-01-09 AA Kegelrollenlager und Pendelrollenlager einschlielich Teile of the Normenausschuss Wlz- und Gleitlager (Rolling Bearings and Plain Bearings Standards Committee). Amendments This standard differs from DIN 635-
7、2:1984-11 as follows: a) the standard has been completely revised; b) in Table 1, the range of diameters has been extended to cover bearings with diameter d from 630 mm to 1 800 mm; within the range of diameters included so far, some types have been added; c) a reinforced design has been specified f
8、or bearings with d above 35 mm up to 100 mm (identified by code letter E). d) information on the mass is no longer included in Table 1; e) normative references have been updated. Previous editions DIN 635: 1942-08 DIN 635-1: 1939-12 DIN 635-2: 1939-12, 1959-09, 1960x-10, 1984-11 DIN 635-2:2009-01 4
9、1 Scope This standard specifies dimensions and symbols for double row, radial spherical roller bearings. To satisfy practical needs of bearing users, this standard specifies radial spherical roller bearings in sizes selected in accordance with the general dimension plan given in DIN 616. 2 Normative
10、 references The following referenced 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. DIN 616, Rolling bearings Dimensions
11、General plan DIN 620-1, Rolling bearings Gauging methods for dimensional and running tolerances DIN 620-2, Rolling bearings Tolerances for rolling bearings Tolerances for radial bearings DIN 620-4, Rolling bearings Rolling bearing tolerances Part 4: Radial internal clearance DIN 620-6, Rolling beari
12、ngs Rolling bearing tolerances Part 6: Chamfer dimension limits DIN 623-1, Rolling bearings Fundamental principles Designation, marking DIN 5415, Rolling bearings Adapter sleeves DIN 5416, Rolling bearings Withdrawal sleeves DIN EN ISO 683-17, Heat-treated steels, alloy steels and free-cutting steel
13、s Part 17: Ball and roller bearing steels DIN ISO 1132-1, Rolling bearings Tolerances Part 1: Terms and definitions 3 Terms, definitions and symbols For the purposes of this document, the terms, definitions and symbols given in DIN 616 and DIN ISO 1132-1 apply. 4 Type, designation, dimensions 4.1 Ge
14、neral The designs shown are for illustrative purposes only; however, the dimensions of double row, radial spherical roller bearings shall be as specified. Details of the inner design are not standardized. The symbols used shall comply with DIN 623-1. 4.2 Types The bearing design may differ according
15、 to the type of guidance of the rolling elements (fixed, movable, or without ribs). For ease of lubrication, the outer ring of the bearing is normally provided with a lubrication groove and holes. Other designs are, however, permitted. In the designation for ordering, the manufacturer need not neces
16、sarily indicate whether bearings are provided with a lubrication groove and holes. Where, in certain applications it must be possible to lubricate the bearings in use, this is to be indicated by adding an “S” in the designation (cf. 4.3). DIN 635-2:2009-01 5 Bearings in which 35 mm d 100 mm are to b
17、e of the reinforced type (i.e. they are to have a higher load rating, to be denoted by “E” in the designation). However, it is up to the manufacturer to supply the reinforced type also for other sizes. Figure 1 Bearing with cylindrical bore (notation) Figure 2 Bearing with 1:12 tapered bore (notatio
18、n) Figure 3 Bearing with 1:30 tapered bore (notation) 4.3 Designation Designation of a double row, radial spherical roller bearing with cylindrical bore, of diameter series 2, with a bore diameter d = 50 mm, external diameter D = 90 mm and width B = 23 mm (denoted by symbol 22210 E), tolerance class
19、 PN1), radial bearing clearance CN, cage at the manufacturers discretion, with no information regarding lubrication in use (cf. 4.2): Radial spherical roller bearing DIN 635 22210 E Same design as above, however with lubrication groove and holes (to be denoted by “S”): Radial spherical roller bearin
20、g DIN 635 22210 E/S Designation of a double row, radial spherical roller bearing with 1:30 tapered bore, of diameter series 0, with a bore diameter d = 150 mm, external diameter D = 225 mm and width B = 75 mm (denoted by symbol 24030 K30), tolerance class P6, radial bearing clearance C3 (P63), cage
21、at the manufacturers discretion, with no information regarding lubrication in use (cf. 4.2): Radial spherical roller bearing DIN 635 24320 K30/P63 1) It should be noted that at the time of publication of the present standard, the tolerance class is denoted by P0 in DIN 620-2 (instead of by PN).This
22、will be changed when DIN 620-2 is revised. DIN 635-2:2009-01 6 4.4 Dimensions and symbols Table 1 Dimensions, symbols Dimensions in millimetres d D B r1sr2sSymbol min. Cylindrical bore 1:12 tapered bore 1:30 tapered bore 20 52 15 1,1 21304 25 52 18 1 22205 62 17 1,1 21305 30 62 20 1 22206 72 19 1,1
23、21306 35 72 23 1,1 22207 80 21 1,5 21307 40 80 23 1,1 22208 E 22208 EK 90 23 1,5 21308 E 21308 EK 90 33 1,5 22308 E 22308 EK 45 85 23 1,1 22209 E 22209 EK 100 25 1,5 21309 E 21309 EK 100 36 1,5 22309 E 22309 EK 50 90 23 1,1 22210 E 22210 EK 110 27 2 21310 E 21310 EK 110 40 2 22310 E 22310 EK 55 100
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