DIN 6332-2003 Grub screws with thrust point《带推力点的平头螺钉》.pdf

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1、ICS 21.060.10Gewindestifte mit DruckzapfenIn keeping with current practice in standards published by the International Organization for Standardization(ISO), a comma has been used throughout as the decimal marker.Ref. No. DIN 6332 : 2003-04English price group 07 Sales No. 010712.03DEUTSCHE NORM Apri

2、l 20036332Continued on pages 2 to 5. No part of this translation may be reproduced without the 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).Grub screws with thrust pointTr

3、anslation by DIN-Sprachendienst.In case of doubt, the German-language original should be consulted as the authoritative text.SupersedesAugust 1993 edition.ForewordThis standard has been prepared by Technical Committee Bohrbuchsen, Spannzeuge und Vorrichtungen ofthe Normenausschuss Werkzeuge und Span

4、nzeuge (Tools and Clamping Devices Standards Committee).AmendmentsThis standard differs from the August 1993 edition as follows:a) Slotted type grub screws have been dropped, and a new type of grub screw (type IS, with hexagonsocket) has been specified.b) Details on hardness have been changed.c) Mar

5、king details have been included.Previous editionsDIN 6301: 1931-12, 1940-05; DIN 6302: 1931-12, 1940-05; DIN 6308: 1931-12, 1940-05x;DIN 6332: 1940-05, 1968-05, 1980-07, 1981-01, 1993-08.All dimensions are in millimetres.1 ScopeThis standard specifies requirements for grub screws with a thrust point

6、 which, together with controllingelements, wing nuts or knurled nuts, are suitable for clamping with the thrust point directly or using aDIN 6311 thrust pad attached to the thrust point.2 Normative referencesThis standard incorporates, by dated or undated reference, provisions from other publication

7、s. Thesenormative references are cited at the appropriate places in the text, and the titles of the publications arelisted below. For dated references, subsequent amendments to or revisions of any of these publicationsapply to this standard only when incorporated in it by amendment or revision. For

8、undated references, thelatest edition of the publication referred to applies.DIN 78 Bolt end protrusionsDIN 99 Tapered handlesDIN 315 Wing nuts with rounded wingsDIN 6303 Knurled nutsDIN 6311 Thrust padsDIN 6335 Palm gripsDIN 6336 Star knobsDIN EN ISO 898-1 Mechanical properties of fasteners made of

9、 carbon steel and alloy steel Part 1: Bolts,screws and studs (ISO 898-1 : 1999)DIN EN ISO 4026 Hexagon socket set screws with flat point (ISO/DIS 4026 : 2002)*)*) Currently at draft stage.Page 2DIN 6332 : 2003-04DIN EN ISO 4759-1 Tolerances for fasteners Part 1: Bolts, screws, studs and nuts Product

10、 grades A, Band C (ISO 4759-1 : 2000)DIN ISO 965-2 ISO general purpose metric screw threads Tolerances Part 2: Limits of sizes forgeneral purpose external and internal screw threads Medium quality (ISO 965-2 : 1998)ISO 2768-1:1989 General tolerances Part 1: Tolerances for linear and angular dimensio

11、ns without indi-vidual tolerance indications3 Dimensions and designationScrew dimensions shall be as given in figure 1 and table 1.Design details left unspecified shall be selected as appropriate.1) Incomplete thread: 2 P maximum.DIN 78-K thread end.2) Thrust face.Figure 1: Dimensions of grub screw

12、with thrust point, type S(suitable for accommodating thrust pads with snap ring) (notation)Designation of an M12 grub screw (M12) of type S (S), with a nominal length, l1, of 60 mm (60):Grub screw DIN 6332 S M12 60Grub screws of type IS are designed as type S screws, but are additionally provided wi

13、th a hexagon socket atthe end opposite the thrust point. The form and depth of penetration of the socket shall be as specified inDIN EN ISO 4026.Designation of an M12 grub screw (M12) with hexagon socket (IS), with a nominal length, l1, of 60 mm (60):Grub screw DIN 6332 IS M12 60Table 1: Grub screw

14、dimensions and massNominal size (d1)M6 M8 M10 M12 M16 M20d2(h11) 4,5 6 8 8 12 15,5d3 00,14 5,4 7,2 7,2 11 14,4r1)3566913l21) 6 7,5 9 10 12 14l31) 2,5 3 4,5 4,5 5 5,5Length l1 (js15) Mass, in kg, per 100 units30 0,49 40 1,18 50 0,84 60 1,81 2,75 4,02 80 3,75 5,48 9,96 100 6,93 12,6 19,8125 16,0 24,91

15、50 30,11) Subject to general tolerances as in ISO 2768-1, class m.Page 3DIN 6332 : 2003-044 MaterialGrub screws shall be made of steel of property class 5.8 as specified in DIN EN ISO 898-1.5 DesignGrub screws shall be manufactured in product grade A as in DIN EN ISO 4759-1, tolerance class 6g as in

16、DIN ISO 965-2.The thrust face shall be case hardened to a depth of (0,3 + 0,2) mm (450 HV 1), with a hardness of (550 + 100)HV 10, and be black finished.6 MarkingGrub screws shall be permanently and legibly marked with the DIN number and the manufacturers name orsymbol.Where the marking is not appli

17、ed to the screw itself, the smallest commercially available package shall bemarked.7 AssemblyThe type of gripping elements and their attachment to the screw is optional (cf. figures 2 to 6).The screw thread sizes associated to the gripping elements and the effective lengths of the grub screw are giv

18、enin tables 2 and 3, respectively.Figure 4: Clamping screwwith DIN 6303 knurled nut(for sizes M6 to M10)Figure 2: Clamping screwwith DIN 6335 star handle orDIN 6336 machine knobFigure 3: Clamping screwwith DIN 315 wing nut(for sizes M6 to M10)Page 4DIN 6332 : 2003-04Figure 5: Clamping screw with DIN

19、 99 lever (for sizes M10 to M20)Key:1 Grub screw2 Thrust pad with snap ringFigure 6: Clamping screw with thrust padTable 2: Sizes of gripping elements as a function of thread sizeNominal size (d1) M6 M8 M10 M12 M16 M20Star handle as in DIN 6335 D 32 D 40 D 50 D 63 Machine knob as in DIN 6336 D 32 D

20、40 D 50 D 63Wing nut as in DIN 315 M6 M8 M10 Knurled nut as in DIN 6303 AM6 AM8 AM10Clamping lever as in DIN 99 E13M10 E 16M12 E 20M16 E 25M20Thrust pad as in DIN 6311 S 12 S 16 S 20 S 25 S 32 S 40Page 5DIN 6332 : 2003-04Table 3: Minimum effective lengths of grub screwsLength l5Length l6Length l7Len

21、gth l1for screws of size for screws of size for screws of sizeM6 M8 M10 M12 M6 M8 M10 M10 M12 M16 M2030 20 22 40 27 30 50 40 42 60 47 44 40 50 48 48 41 80 64 60 68 65 61 155 100 80 81 175 169125 100 194150 119Other relevant standardISO 8992 : 1986 Fasteners General requirements for bolts, screws, studs and nuts