© ISO 2017 Finishing reamers for Morse and metric tapers, with cylindrical shanks and Morse taper shanks Alésoirs de finition pour cônes Morse et métrique, à queue cylindrique et à queue cône Morse IN[.]
INTERNATIONAL STANDARD ISO 2250 Third edition 2017-02 Finishing reamers for Morse and metric tapers, with cylindrical shanks and Morse taper shanks Alésoirs de finition pour cônes Morse et métrique, queue cylindrique et queue cône Morse Reference number ISO 2250:2017(E) © ISO 2017 ISO 2250:2017(E) COPYRIGHT PROTECTED DOCUMENT © ISO 2017, Published in Switzerland All rights reserved Unless otherwise specified, no part o f this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission Permission can be requested from either ISO at the address below or ISO’s member body in the country o f the requester ISO copyright o ffice Ch de Blandonnet • CP 401 CH-1214 Vernier, Geneva, Switzerland Tel +41 22 749 01 11 Fax +41 22 749 09 47 copyright@iso.org www.iso.org ii © ISO 2017 – All rights reserved ISO 2250:2017(E) Contents Page Foreword iv Scope Normative references Terms and definitions Dimensions General Annex A (informative) Relationship between designations in this document and the 4.1 Cylindrical s hank reamers M o rs e tap er s hank reamers ISO 13399 series © ISO 2017 – All rights reserved iii ISO 2250:2017(E) Foreword ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies) The work o 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-governmental, in liaison with ISO, also take part in the work ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters o f electrotechnical standardization The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part In particular the different approval criteria needed for the di fferent types o f ISO documents should be noted This document was dra fted in accordance with the editorial rules of the ISO/IEC Directives, Part (see www.iso org/directives) Attention is drawn to the possibility that some o f the elements o f this document may be the subject o f patent rights ISO shall not be held responsible for identi fying any or all such patent rights Details o f any patent rights identified during the development o f the document will be in the Introduction and/or on the ISO list of patent declarations received (see www.iso org/patents) Any trade name used in this document is in formation given for the convenience o f users and does not constitute an endorsement For an explanation on the meaning o f ISO specific terms and expressions related to formity assessment, as well as information about ISO’s adherence to the World Trade Organization (WTO) principles in the Technical Barriers to Trade (TBT) see the following URL: www.iso.org/iso/foreword.html This document was prepared by Technical Committee ISO/TC 29, , Subcommittee SC 9, Tools This third edition cancels and replaces the second edition (ISO 2250:2009), of which it constitutes a minor revision with the following change: — added Annex A, giving the relationship between the symbols of this document and the symbols according to the ISO 13399 series Sm all tools with defin ed cuttin g edges, cuttin g item s iv © ISO 2017 – All rights reserved INTERNATIONAL STANDARD ISO 2250:2017(E) Finishing reamers for Morse and metric tapers, with cylindrical shanks and Morse taper shanks Scope This document specifies the dimensions o f cylindrical shank socket reamers and taper shank socket reamers manu factured to produce sel f-holding taper sockets for sel f-holding taper shanks o f the following designations, and which are in accordance with ISO 296: — metric tapers no and no 6; — Morse tapers no to no inclusive NOTE Unless otherwise stated, these reamers are right-hand cutting Normative references The following documents are re ferred to in the text in such a way that some or all o f their content constitutes requirements o f this document For dated re ferences, only the edition cited applies For undated re ferences, the latest edition o f the re ferenced document (including any amendments) applies ISO 237, ISO 296, f f Rotatin g tools with parallel sh an ks — Diam eters o sh anks an d sizes o drivin g squares f f Machin e tools — Sel -h oldin g tapers or tool sh an ks Terms and definitions No terms and definitions are listed in this document ISO and IEC maintain terminological databases for use in standardization at the following addresses: — IEC Electropedia: available at http://www.electropedia org/ — ISO Online browsing platform: available at http://www.iso org/obp Dimensions 4.1 General All dimensions are given in millimetres The shanks and driving squares o f the tools shall be in accordance with ISO 237 The Morse taper shanks shall be in accordance with ISO 296 4.2 Cylindrical shank reamers The dimensions o f cylindrical shank reamers shall be as given in Figure and Table © ISO 2017 – All rights reserved ISO 2250:2017(E) Key gauge plane cylindrical s hank in acco rdance with I S O Figure — Cylindrical shank reamers Table — Dimensions of cylindrical shank reamers Taper Designation Taper rate Metric No Metric No Morse No Morse No Morse No Morse No Morse No Morse No Morse No 1:20,000 1:20,000 1:19,212 1:20,047 1:20,020 1: 19,922 1:19,254 1:19,002 1:19,180 d 4,000 6,000 9,045 12,065 17,780 23,825 31,267 44,399 63,348 l 48 63 93 102 121 146 179 222 300 l 30 40 61 66 79 96 119 150 208 Dimensions in millimetres l 22 30 48 50 61 76 97 124 176 h9 d 4,0 5,0 8,0 10,0 14,0 20,0 25,0 31,5 45,0 4.3 Morse taper shank reamers T he d i men s ion s o f M ors e tap er sh an k re a mer s l l b e a s given i n Figure and Table © ISO 2017 – All rights reserved ISO 2250:2017(E) Key gauge plane Morse taper in accordance with ISO 296 Figure — Morse taper shank reamer Table — Dimensions of Morse taper shank reamers Dimensions in millimetres Taper Designation Rate of taper Metric No Metric No Morse No Morse No Morse No Morse No Morse No Morse No Morse No 1:20,000 1:20,000 1:19,212 1:20,047 1:20,020 1:19,922 1:19,254 1:19,002 1:19,180 © ISO 2017 – All rights reserved d 4,000 6,000 9,045 12,065 17,780 23,825 31,267 44,399 63,348 l 106 116 137 142 173 212 263 331 389 l 30 40 61 66 79 96 119 150 208 l 22 30 48 50 61 76 97 124 176 ISO 2 : 01 7(E) Annex A (informative) Relationship between designations in this document and the ISO 3 99 series For the relation s h ip b e twe en the de s ignation s i n th i s c u ment a nd pre ferre d s ymb ol s accord i ng to ISO 13399 (all parts), see Table A.1 Table A.1 — Relationship between designations in this document and the I SO 3 9 series Symbol in Reference in I SO 2 (this I SO 2 (this document) document) d d h9 d l l l Figure Figure Table Table Figure Table Table Figure Figure Table Table Figure Figure Table Table Figure Figure Table Table Morse taper in accordance Figure with ISO 296 Ke y P roperty name in the I SO 3 9 series Symbol in the I SO 3 9 series Reference in the I SO 3 9 series cutting diameter minimum DCN 71D0846556288 connection diameter machine side tolerance class connection diameter machine side DCONMS 71EBDBF5060E6 TCDCONMS 72719B2BD8041 overall length OAL 71D078EB7C086 cutting edge length L 71DD6C95DA49B distance reference point PK LDC 726E3AAAF99A3 connection size code machine side CZCMS 71EBDBF5060E6 © ISO 2017 – All rights reserved ISO 2 0: 01 7(E) ICS 25.100.30 Price based on pages © ISO 2017 – All rights reserved