BS ISO 7755-8-2013 en_6516 Hardmetal burrs Flame burrs (style H)《硬质合金去毛刺锉.火炬型锉(H款)》.pdf

1、BSI Standards Publication BS ISO 7755-8:2013 Hardmetal burrs Part 8: Flame burrs (style H)BS ISO 7755-8:2013 BRITISH STANDARD National foreword This British Standard is the UK implementation of ISO 7755-8:2013. The UK participation in its preparation was entrusted to Technical Committee MTE/18, Tool

2、s 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 Stan

3、dards Institution 2013. Published by BSI Standards Limited 2013 ISBN 978 0 580 80975 0 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 August 2

4、013. Amendments issued since publication Date Text affectedBS ISO 7755-8:2013 ISO 2013 Hardmetal burrs Part 8: Flame burrs (style H) Fraises-limes en mtaux-durs Partie 8: Fraises-limes flammes (forme H) INTERNATIONAL STANDARD ISO 7755-8 Second edition 2013-08-15 Reference number ISO 7755-8:2013(E)BS

5、 ISO 7755-8:2013ISO 7755-8:2013(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 photocopying,

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7、l copyrightiso.org Web www.iso.org Published in SwitzerlandBS ISO 7755-8:2013ISO 7755-8:2013(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 7755and the ISO

8、13399 series . 3 Bibliography 4BS ISO 7755-8:2013ISO 7755-8:2013(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 ISO technica

9、l 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 wit

10、h 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 criteria needed

11、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 patent rights. I

12、SO 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 this document

13、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 edition (ISO

14、 7755-8:1984), 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 (style D) Par

15、t 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 M) Part 12:

16、 Inverted cone burrs (style N)iv ISO 2013 All rights reservedBS ISO 7755-8:2013INTERNATIONAL ST ANDARD ISO 7755-8:2013(E) Hardmetal burrs Part 8: Flame burrs (style H) 1 Scope This part of ISO 7755 specifies the main dimensions of the cutting part for hardmetal burrs of flame shape and designated by

17、 the symbol H. 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 this document and are

18、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 and Table 1. Toleran

19、ces 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 R Figure 1 Hardmetal burr, style H ISO 2013 All rights reserved 1BS ISO 7755-8:2013ISO 7755-8:2013(E) Table 1 Dimensions Dimensions in milli

20、metres d l R 3 7 0,8 a 6 18 1,0 a 8 20 1,5 10 25 2,0 12 32 2,5 16 36 2,5 aThese burrs may be manufactured with either a flat or a pointed nose. NOTE The profile is made up of an end radius, R, and of a radius tangent to the end radius extending beyond the point of tangency with the larger diameter.2

21、 ISO 2013 All rights reservedBS ISO 7755-8:2013ISO 7755-8:2013(E) Annex A (informative)Relationship between designations in this part of ISO 7755and the ISO 13399 series For the relationship between designations in this part of ISO 7755 and preferred symbols according to the ISO 13399 series, see Ta

22、ble 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 7755-8) Reference in this part of ISO 7755 (ISO 7755-8) Property name in the ISO 13399 series Symbol in the ISO 13399 series Reference in the ISO 13399 series d

23、 Clause 3 Cutting diameter DC ISO/TS 13399-3 71D084653E57F l Clause 3 Cutting edge length L ISO/TS 13399-3 71DD6C95DA49B R Clause 3 Profile radius PRFRAD ISO/TS 13399-3 71E019EBAE1B1 ISO 2013 All rights reserved 3BS ISO 7755-8:2013ISO 7755-8:2013(E) Bibliography 1 ISO 13399 (all parts), Cutting tool

24、 data representation and exchange4 ISO 2013 All rights reservedBS ISO 7755-8:2013BS ISO 7755-8:2013ISO 7755-8:2013(E) ISO 2013 All rights reserved IC S 25.100.20 Price based on 4 pagesThis page deliberately left blankBSI is the national body responsible for preparing British Standards and other stan

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