BS ISO 7755-4-2013 en_4230 Hardmetal burrs Spherical burrs (style D)《硬质合金去毛刺锉.球形锉(D款)》.pdf

1、BSI Standards Publication BS ISO 7755-4:2013 Hardmetal burrs Part 4: Spherical burrs (style D)BS ISO 7755-4:2013 BRITISH STANDARD National foreword This British Standard is the UK implementation of ISO 7755-4:2013. The UK participation in its preparation was entrusted to Technical Committee MTE/18,

2、Tools tips and inserts for cutting applications. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. The British

3、Standards Institution 2013. Published by BSI Standards Limited 2013 ISBN 978 0 580 80971 2 ICS 25.100.20 Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 Augu

4、st 2013. Amendments issued since publication Date Text affectedBS ISO 7755-4:2013 ISO 2013 Hardmetal burrs Part 4: Spherical burrs (style D) Fraises-limes en mtaux-durs Partie 4: Fraises-limes sphriques (forme D) INTERNATIONAL STANDARD ISO 7755-4 Second edition 2013-08-15 Reference number ISO 7755-4

5、:2013(E)BS ISO 7755-4:2013ISO 7755-4:2013(E)ii ISO 2013 All rights reserved COPYRIGHT PROTECTED DOCUMENT ISO 2013 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including phot

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7、9 47 E-mail copyrightiso.org Web www.iso.org Published in SwitzerlandBS ISO 7755-4:2013ISO 7755-4:2013(E) ISO 2013 All rights reserved iii Contents Page Foreword iv 1 Scope . 1 2 Normative references 1 3 Dimensions . 1 Annex A (informative) Relationship between designations in this part of ISO 7755

8、and the ISO 13399 series . 3 Bibliography 4BS ISO 7755-4:2013ISO 7755-4:2013(E) Foreword ISO (the International Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through

9、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

10、 closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval crit

11、eria needed for the different types of ISO documents should be noted. This document was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2. www.iso.org/directives Attention is drawn to the possibility that some of the elements of this document may be the subject of pate

12、nt rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of any patent rights identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations received. www.iso.org/patents Any trade name used in th

13、is document is information given for the convenience of users and does not constitute an endorsement. The committee responsible for this document is ISO/TC 29, Small tools, Subcommittee SC 9, Tools with cutting edges made of hard cutting materials. This second edition cancels and replaces the first

14、edition (ISO 7755-4:1984), of which it constitutes a minor revision. ISO 7755 consists of the following parts, under the general title Hardmetal burrs: Part 1: General specifications Part 2: Cylindrical burrs (style A) Part 3: Cylindrical round- (ball-) nose burrs (style C) Part 4: Spherical burrs (

15、style D) Part 5: Oval burrs (style E) Part 6: Arch round- (ball-) nose burrs (style F) Part 7: Arch pointed-nose burrs (style G) Part 8: Flame burrs (style H) Part 9: 60 and 90 cone burrs (styles J and K) Part 10: Conical round- (ball-) nose burrs (style L) Part 11: Conical pointed-nose burrs (style

16、 M) Part 12: Inverted cone burrs (style N)iv ISO 2013 All rights reservedBS ISO 7755-4:2013INTERNATIONAL ST ANDARD ISO 7755-4:2013(E) Hardmetal burrs Part 4: Spherical burrs (style D) 1 Scope This part of ISO 7755 specifies the main dimensions of the cutting part for hardmetal burrs of spherical sha

17、pe and designated by the symbol D. Tolerances on the cutting diameter, direction of helix and cut, diameter and length of the cylindrical shank and designation of burrs are dealt with in ISO 7755-1. 2 Normative references The following documents, in whole or in part, are normatively referenced in th

18、is document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. ISO 7755-1, Hardmetal burrs Part 1: General specifications 3 Dimensions See Figure 1

19、and Table 1. Tolerances on the cutting diameter, direction of helix and cut, diameter and length of the cylindrical shank and designation of burrs are specified in ISO 7755-1. d l Figure 1 Hardmetal burr, style D ISO 2013 All rights reserved 1BS ISO 7755-4:2013ISO 7755-4:2013(E) Table 1 Dimensions D

20、imensions in millimetres d l a 2 1,8 3 2,7 4 3,6 6 5,4 8 7, 2 10 9,0 12 10,8 16 14,4 aThe values for l are calculated on the basis of l = 0,9 d2 ISO 2013 All rights reservedBS ISO 7755-4:2013ISO 7755-4:2013(E) Annex A (informative) Relationship between designations in this part of ISO 7755 and the I

21、SO 13399 series For the relationship between designations in this part of ISO 7755 and preferred symbols according to the ISO 13399 series, see Table A.1. Table A.1 Relationship between designations in this part of ISO 7755 and the ISO 13399 series Symbol in this part of ISO 7755 (ISO 7755-4) Refere

22、nce in this part of ISO 7755 (ISO 7755-4) Property name in the ISO 13399 series Symbol in the ISO 13399 series Reference in the ISO 13399 series d Clause 3 Cutting diameter DC ISO/TS 13399-3 71D084653E57F l Clause 3 Cutting edge length L ISO/TS 13399-3 71DD6C95DA49B ISO 2013 All rights reserved 3BS

23、ISO 7755-4:2013ISO 7755-4:2013(E) Bibliography 1 ISO 13399 (all parts), Cutting tool data representation and exchange4 ISO 2013 All rights reservedBS ISO 7755-4:2013BS ISO 7755-4:2013ISO 7755-4:2013(E) ISO 2013 All rights reserved IC S 25.100.20 Price based on 4 pagesThis page deliberately left blan

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