DIN 341-2006 Morse taper shank twist drills for use in jig bushes long series《钻模导套用莫氏锥柄麻花钻 长型系列》.pdf

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1、November 2006Translation by DIN-Sprachendienst.English price group 7No 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).ICS

2、 25.100.30!%if“2047067www.din.deDDIN 341Morse taper shank twist drills for use in jig bushes, long series,English translation of DIN 341:2006-11Lange Spiralbohrer mit Morsekegelschaft zum Bohren durch Bohrbuchsen,Englische bersetzung von DIN 341:2006-11Forets queue cne Morse pour forage par guides d

3、e perage, srie longue,Traduction anglaise de DIN 341:2006-11SupersedesDIN 341:1978-03www.beuth.deIn case of doubt, the German-language original shall be considered authoritative.Document comprises 8 pages08.13 DIN 341:2006-11 2 A comma is used as the decimal marker. Contents Page Foreword 3 1 Scope

4、.3 2 Normative references .3 3 Dimensions and designation.4 4 Material 7 5 Finish .7 6 Marking 7 Bibliography 8 DIN 341:2006-11 3 Foreword This standard has been prepared by Working Committee NA 121-02-01 Spiralbohrer aus Schnellarbeitsstahl (fr Metall) of the Normenausschuss Werkzeuge und Spannzeug

5、e (Tools and Clamping Devices Standards Committee). Amendments This standard differs from DIN 341:1978-03 as follows: a) the scope has been included; b) tolerances for l1and l2have been changed to comply with DIN 1414-1; c) the standard has been editorially revised. Previous editions DIN 341: 1923-0

6、3, 1961-10, 1969-05, 1978-03 DIN 345: 1923-12, 1951x-08 1 Scope This standard specifies dimensions and the designation for long Morse taper shank twist drills made of high-speed steel for use in jig bushes. 2 Normative references The following referenced documents are indispensable for the applicati

7、on 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 228-1, Morse tapers and metric tapers Taper shanks DIN 1414-1, Technical delivery conditions for high speed steel t

8、wist drills Part 1: Requirements DIN 1836, Groups of tool application for chip removal DIN 341:2006-11 4 3 Dimensions and designation Twist drills do not need to comply with this illustration, however, their dimensions shall be as specified, see al-so DIN 1414-1. Tolerances for l1and l2are specified

9、 in DIN 1414-1. Key 1 Morse taper shank of type B according to DIN 228-1 aRecess optional Figure 1 (notation) Designation of a Morse taper shank twist drill for use in jig bushes, of diameter d = 20 mm, assigned to tool application group N according to DIN 1836, and made of high-speed steel (designa

10、tion code HSS): Drill DIN 341 20 HSS Other designation examples are specified in DIN 1414-1. DIN 341:2006-11 5 Table 1 Dimensions in millimetres Dimensions in millimetres d l1l2Morse taper shank, type B, as in DIN 228-1 Size d l1l2Morse taper shank, type B, as in DIN 228-1 Size h8 h8 Diameter rangea

11、Diameter rangeaover up to over up to 5 4,75 5,3 155 74 1 9,6 9,5 10,6 197 116 1 5,1 9,7 5,2 9,8 5,3 9,9 5,4 5,3 6 161 80 10 5,5 10,1 5,6 10,2 5,7 10,3 5,8 10,4 5,9 10,5 6 10,6 6,1 6 6,7 167 86 10,7 10,6 11,8 206 125 6,2 10,8 6,3 10,9 6,4 11 6,5 11,1 6,6 11,2 6,7 11,3 6,8 6,7 7,5 174 93 11,4 6,9 11,5

12、 7 11,6 7,1 11,7 7,2 11,8 7,3 11,9 11,8 13,2 215 134 7,4 12 7,5 12,1 7,6 7,5 8,5 181 100 12,2 7,7 12,3 7,8 12,4 7,9 12,5 8 12,6 8,1 12,7 8,2 12,8 8,3 12,9 8,4 13 8,5 13,1 8,6 8,5 9,5 188 107 13,2 8,7 13,3 13,2 14 223 142 8,8 13,4 8,9 13,5 9 13,6 9,1 13,7 9,2 13,8 9,3 13,9 9,4 14 9,5 DIN 341:2006-11

13、6 Table 1 (continued) Dimensions in millimetres Dimensions in millimetres d l1l2Morse taper shank, type B, as in DIN 228-1 Size d l1l2Morse taper shank, type B, as in DIN 228-1 Size h8 h8 Diameter rangeaDiameter rangeaover up to over up to 14,25 14 15 245 147 2 25,25 25 26,5 335 214 3 14,5 25,5 14,7

14、5 25,75 15 26 15,25 15 16 251 153 26,25 15,5 26,5 15,75 26,75 26,5 28 343 222 16 27 16,25 16 17 257 159 27,25 16,5 27,5 16,75 27,75 17 28 17,25 17 18 263 165 28,25 28 30 351 230 17,5 28,5 17,75 28,75 18 29 18,25 18 19 269 171 29,25 18,5 29,5 18,75 29,75 19 30 19,25 19 20 275 177 30,25 30 31,5 360 23

15、9 19,5 30,5 19,75 30,75 20 31 20,25 20 21,2 282 184 31,25 20,5 31,5 20,75 31,75 31,5 31,75 369 248 21 32 31,75 33,5 397 248 4 21,25 21,2 22,4 289 191 32,5 21,5 33 21,75 33,5 22 34 33,5 35,5 406 257 22,25 34,25 22,5 22,4 23,02 296 198 34,5 22,75 35 23 35,5 23,25 23,02 23,6 319 198 3 36 35,5 37,5 416

16、267 23,5 36,5 23,75 23,6 25 327 206 36,75 24 37 24,25 37,5 24,5 38 37,5 40 426 277 24,75 38,5 25 39 DIN 341:2006-11 7 Table 1 (continued) Dimensions in millimetres Dimensions in millimetres d l1l2Morse taper shank, type B, as in DIN 228-1 Size d l1l2Morse taper shank, type B, as in DIN 228-1 Size h8

17、 h8 Diameter rangeaDiameter rangeaover up to over up to 39,5 37,5 40 426 277 4 45,5 45 47,5 459 310 4 39,75 46 40 46,25 40,5 40 42,5 436 287 46,5 41 47 41,5 47,5 42 48 47,5 50 470 321 42,25 48,5 42,5 49 43 42,5 45 447 298 49,5 43,5 50 44 aThe lengths l1and l2for drills with intermediate diameters th

18、at can be ordered according to this standard, are defined by the diameter ranges. 44,5 45 4 Material According to DIN 1414-1. 5 Finish According to DIN 1414-1. 6 Marking According to DIN 1414-1. DIN 341:2006-11 8 Bibliography DIN 338, Parallel shank twist drills, jobber series DIN 339, Parallel shan

19、k twist drills for use in jig bushes DIN 340, Parallel shank twist drills, long series DIN 345, Morse taper shank twist drills DIN 346, Morse taper shank twist drills, oversize shank DIN 1414-2, Technical delivery conditions for twist drills of high-speed steel Part 2: Inspection DIN 1869, Parallel

20、shank twist drills, extra long series DIN 1870, Morse taper shank twist drills, extra long series DIN 1897, Parallel shank twist drills, stub series DIN 4000-81, Tabular layouts of properties Part 81: Drills and countersinking tools with non-indexable cut-ting edges DIN 6581, Terminology of chip rem

21、oving Reference systems and angles on the cutting part of the tool DIN 8037, Twist drills with parallel shank with carbide tips for drilling metal DIN 8038, Twist drills with parallel shank with carbide tips for drilling plastics (thermosetting plastics) DIN 8041, Twist drills with Morse taper shank with carbide tips for drilling metal DIN ISO 5419, Twist drills Terms, definitions and types DIN ISO 11054, Cutting tools Designation of high-speed steel groups