1、May 2011 Translation by DIN-Sprachendienst.English price group 20No 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 25
2、.100.70!$phh“1776969www.din.deDDIN EN 12413Safety requirements for bonded abrasive products (includesAmendment A1:2011)English translation of DIN EN 12413:2011-05Sicherheitsanforderungen fr Schleifkrper aus gebundenem Schleifmittel (enthltnderung A1:2011)Englische bersetzung von DIN EN 12413:2011-05
3、Exigences de scurit pour les produits abrasifs agglomrs (Amendement A1:2011inclus)Traduction anglaise de DIN EN 12413:2011-05SupersedesDIN EN 12413:2007-09www.beuth.deDocument comprises pagesIn case of doubt, the German-language original shall be considered authoritative.5504.11 DIN EN 12413:2011-05
4、 A comma is used as the decimal marker. Start of application The start of application of this standard is 31 October 2011. National foreword This standard includes safety requirements. This standard has been prepared by Technical Committee CEN/TC 143 “Machine tools Safety” (Secretariat: SNV, Switzer
5、land), Working Group WG 2 “Stationary grinding machines and abrasive products Safety” (Secretariat: DIN, Germany), The responsible German body involved in its preparation was the Normenausschuss Werkzeuge und Spannzeuge (Tools and Clamping Devices Standards Committee), Working Committee NA 121-04-04
6、 AA Schleifkrper aus gebundenem Schleifmittel. Compared with DIN EN 12413:1999-06 which specifies requirements for mounted points in Annex C (informative), the present standard describes in Annex B (informative) only a method of calculating the maximum permissible speeds of rotation for mounted poin
7、ts. The requirements given in EN 12413:1999-06 concerning the maximum permissible speeds of rotation as a function of the unsupported overhang for mounted points of different shapes and dimensions have been retained in the national standard DIN 69170. The European amendment incorporated in this stan
8、dard rescinds the tightening of the scope of inspection for “all other abrasive products” in Subclause 6.2, Table 7, as specified in the former DIN EN 12413:2007-09. The DIN Standards corresponding to the International Standards referred to in Clause 2 of the EN are as follows: ISO 525 DIN ISO 525 I
9、SO 13942 DIN ISO 13942 Compared with DIN EN 12413:1999-06, the following amendments had been made to DIN EN 12413:2007-09: a) A number of abbreviations in Tables 1 to 4 and Table 7 have been deleted. b) In subclause 5.1.1, the maximum operating speeds 140 m/s and 160 m/s have been deleted. c) Table
10、11 “Maximum operating speeds, safety factors and minimum bursting speeds for different types of machine and types of application” has been revised. In the revised Table 11 (now Table 4) only the relationships between the range of vs, the safety factor Sbrand burst speed factor br are given. d) Subcl
11、ause 5.2.3 “Side load capacity” (formerly subclause 5.1.3) contains the relevant values for the different tests as a function of vsand the outside diameter of the abrasive product. e) The expanded requirements in subclause 5.6 “Blotters” and Annex B “Blotters” (normative) have been completely delete
12、d. f) Clause 6 has been revised in accordance with the rules for the structure and drafting of CEN/CENELEC publications. g) Table 13 “Safety test speeds” has been deleted and Table 14 “Scope of the inspection” has been revised. h) Clause 7 “Information for use” has been revised. 2 DIN EN 12413:2011-
13、05 i) The content of Table A.2 “Colour codes and design of colour codes” is now to be found in Annex D (informative). j) In Table A.2 “Restrictions of use”, RE2 has been deleted and RE8 included. k) Figures A.1, A.2 and clause A.4 “Design of the marking” have been deleted. l) Annex C (normative) has
14、 been revised and is now Annex B (informative) “Mounted points, B.1 Example calculation of the maximum permissible speeds of rotation”. m) Annex D (informative) has been extended and is now Annex C (normative) “Verification methods for side load capacity”. Amendments This standard differs from DIN E
15、N 12413:2007-09 as follows: a) in Subclause 6.2, Table 7, the requirements for the scope of inspection have been modified for “all other abrasive products”. Previous editions DIN EN 12413: 1999-06, 2007-09 3 DIN EN 12413:2011-05 4 National Annex NA (informative) Bibliography DIN 69170, Mounted grind
16、ing points DIN ISO 525, Bonded abrasive products General requirements DIN ISO 13942, Bonded abrasive products Limit deviations and run-out tolerances EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 12413:2007+A1 March 2011 ICS 25.100.70 Supersedes EN 12413:2007English Version Safety requirement
17、s for bonded abrasive products Exigences de scurit pour les produits abrasifs agglomrs Sicherheitsanforderungen fr Schleifkrper aus gebundenem Schleifmittel This European Standard was approved by CEN on 10 May 2007 and includes Amendment 1 approved by CEN on 17 January 2011. CEN members are bound to
18、 comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CE
19、NELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has t
20、he same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Pola
21、nd, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: Avenue Marnix 17, B-1000 Brussels 2011 CEN All rights of exploitation in any form and by a
22、ny means reserved worldwide for CEN national Members. Ref. No. EN 12413:2007+A1:2011: EEN 12413:2007+A1:2011 (E) 2 Contents Page Foreword 3Introduction . 51 Scope 62 Normative references 63 Definitions and symbols . 63.1 Bonded abrasive products . 63.2 Grinding machines 63.3 Grinding method 73.4 Typ
23、e of application 73.5 Symbols 94 List of significant hazards 105 Requirements . 105.1 General requirements 105.2 Strength requirements 115.3 Dimensional requirements 125.4 Admissible unbalance . 325.5 Marking . 325.6 Blotters . 326 Verification of the requirements and inspection 326.1 Verification m
24、ethods . 326.2 Scope of inspection by the manufacturer . 337 Information for use 35Annex A (normative) Marking 36A.1 Content of marking 36A.2 Execution of marking 39Annex B (informative) Mounted points . 40B.1 Example calculation of the maximum permissible speeds of rotation 40B.2 Example for applic
25、ation of the calculation method . 44Annex C (normative) Verification methods for side load capacity 46C.1 General 46C.2 Single point side load 46C.3 Three point side load . 47C.4 Impact test 48Annex D (informative) Colour codes . 49Annex E (informative) Speed conversion table 50Bibliography 51DIN EN
26、 12413:2011-05 EN 12413:2007+A1:2011 (E) 3 Foreword This document (EN 12413:2007+A1:2011) has been prepared by Technical Committee CEN/TC 143 “Machine tools Safety”, the secretariat of which is held by SNV. This European Standard shall be given the status of a national standard, either by publicatio
27、n of an identical text or by endorsement, at the latest by September 2011, and conflicting national standards shall be withdrawn at the latest by September 2011. This document includes Amendment 1, approved by CEN on 2011-01-17. This document supersedes !EN 12413:2007“. The start and finish of text
28、introduced or altered by amendment is indicated in the text by tags ! “. Significant technical differences between !EN 12413:2007“ and EN 12413:1999 are as follows: a) deletion of different abbreviations in Table 1 to Table 4 and Table 7; b) deletion of 140 m/s and 160 m/s in Clause 5.1.1; c) revisi
29、on of Table 11 “Maximum operating speeds, safety factors and minimum bursting speeds for different types of machine and types of application“. In the revised Table 11 (now Table 4) are there only relations between the range of vs, the safety factor Sbrand burst speed factor fbr; d) in Clause 5.1.3 “
30、Side load capacity“ (new Clause 5.2.3) are the relevant values for the different tests depending on vsand the outside diameter of the abrasive product; e) extension of requirements in Clause 5.6 “Blotters“, Annex B “Blotters“ (normative) is completely deleted; f) revision of Clause 6 in accordance w
31、ith rules for the structure and drafting of CEN/CENELEC publications; g) Table 13 “Safety test speeds“ deleted and revision of Table 14 “Scope of the inspection“; h) revision of Clause 7 “Information for use“; i) content of Table A.2 “Colour codes and design of colour codes“ to change as additional
32、marking in Annex D (informative); j) in Table A.3 “Restrictions of use“, RE2 deleted and RE8 included; k) Figures A.1, A.2 and Clause A.4 “Design of the marking“ deleted; l) revision of Annex C (normative), now Annex B (informative), Mounted points only as an example calculation of the maximum permi
33、ssible speed of rotation; m) extension of Annex D (informative), now Annex C (normative), with additional requirements concerning the verification methods for side load capacity. !Significant technical differences between EN 12413:2007+A1:2011 and EN 12413:2007 are as follows: n) in 6.2, Table 7, th
34、e requirements for the scope of inspection of “all other abrasive products“ have been changed.“ DIN EN 12413:2011-05 EN 12413:2007+A1:2011 (E) 4 Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held
35、responsible for identifying any or all such patent rights. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
36、Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. DIN EN 12413:2011-05 EN 12413:2007+A1:2011 (E) 5 Introduction This standard has
37、 been prepared to provide one means of conforming with essential safety requirements, e.g. of the Safety Product Directive and associated EFTA regulations. This standard is addressed to designers, manufacturers and suppliers of the abrasive products described in the scope. In addition, it helps desi
38、gners, manufacturers and suppliers of grinding machines in the selection of abrasive products, in order to reduce the risks and achieve conformity of the respective machinery with the Essential safety requirements of the Machinery Directive. The extent to which hazards are covered is indicated in th
39、e scope of this standard. DIN EN 12413:2011-05 EN 12413:2007+A1:2011 (E) 6 1 Scope This standard is applicable to rotating bonded abrasive products. It specifies requirements and/or measures for the removal or reduction of hazards resulting from the design and application of the abrasive products. T
40、his standard also contains procedures and tests for verification of compliance with the requirements as well as safety information for use, which is to be made available to the user by the manufacturer. The hazards taken into consideration are listed in Clause 4 of this standard. This standard does
41、not apply to superabrasives and coated abrasive products. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (inc
42、luding any amendments) applies. EN ISO 6103, Bonded abrasive products Permissible unbalances of grinding wheels as delivered Static testing (ISO 6103:2005) ISO 525, Bonded abrasive products General requirements ISO 13942, Bonded abrasive products Limit deviations and run-out tolerances 3 Definitions
43、 and symbols 3.1 Bonded abrasive products Products consisting of abrasives e.g. aluminium oxide, silicon carbide held together by a bond. Bonded abrasive products within the meaning of this standard are all products as defined, see for example by ISO 525. 3.2 Grinding machines 3.2.1 Stationary machi
44、nes Machines that are fixed in position during operation, see for example EN 13218. Included are fixed swing-frame machines and mobile machines clamped firmly in position during use. 3.2.2 Mobile machines Machines that are not fixed in position during operation. They are manually guided (but not sup
45、ported) by hand during use, e.g. floor grinding machines, flexibly suspended swing-frame grinding machines. 3.2.3 Hand-held machines Machines, including those with flexible drives that are held in the hand during the grinding process, see for example EN 792-7, EN 792-9, EN 60745-2-3 and EN ISO 19432
46、. DIN EN 12413:2011-05 EN 12413:2007+A1:2011 (E) 7 3.2.4 Machines with totally enclosed working area Stationary machines that are protected in such a way by separating guards that machining processes including loading and unloading of workpieces are carried out inside them and persons are protected
47、against hazards generated by bursting of an abrasive product. 3.3 Grinding method 3.3.1 Peripheral grinding Grinding with the periphery of the wheel with no or limited side loads. 3.3.2 Face grinding Grinding with the face of the wheel. 3.3.3 Cutting-off Cutting-off or slotting with the periphery of
48、 the cutting-off wheel. 3.3.4 High pressure grinding Grinding with high contact pressure for steel conditioning. 3.4 Type of application 3.4.1 General See Table 1. 3.4.2 Mechanically guided grinding Feed movements of the grinding tool and/or the workpiece are guided by mechanical means. 3.4.3 Manual
49、ly guided grinding Feed movements of the grinding tool and/or the workpiece are manually guided by the operator. 3.4.4 Hand-held grinding Grinding machine is entirely guided by the operators hands. DIN EN 12413:2011-05 EN 12413:2007+A1:2011 (E) 8 Table 1 Type of application Type of grinding machine Type of application Abrasive product Workpiece Stationary machines Mechanically guided grinding Fixed Guided mechanic
