OSI) International Standard 3002/2 INTERNATIONAL ORGANIZATION FOR STANDARDIZATION+MEKAYHAPOAHAR OPTAHM3AUMA O CTAHAAPTW3AUWW+ORGANISATION INTERNATIONALE DE NORMALISATION Basic quantities in cutting and grinding Part 2 : Geometry of the active part of cutting tools - General conversion formulae to relate tool and working angles Definitions de base pour la coupe et la rectification --Partie 2:Geometrie de la partie active des outils coupants -Formules de conversiongeneralesliantlesanglesdeI'outilenmainetlesanglesentravail First edition-1982-03-01 ISO 3002/2-1982 (E) UDC 621.9.013 Ref.No.1SO3002/2-1982(E) Descriptors : tools, cutting tools, geometrical characteristics, cutting angle, definitions Price based on 35 pages Foreword ISO (the International Organization for Standardization) is a worldwidefederation of national standards institutes (isO member bodies).The work of developing International Standards is carried out through iso technical committees. Every up 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. Draft International Standards adopted by the technical committees are circulated to the member bodies for approval before their acceptance as International Standards by the ISO Council. International ISO/TC 29,Small tools,and was circutated to themember bodies in August1977. It has been approved by the member bodies of the following countries : Austria India South Africa, Rep. of Belgium Ireland Bulgaria Israel Turkey Chile Italy United Kingdom Czechoslovakia Japan USA Egypt, Arab Rep. of Korea, Dem. P. Rep. of USSR France Mexico Yugoslavia Germany,F.R. Netherlands Hungary Romania The member bodies of the following countries expressed disapproval of the document on technical grounds : Australia Potand InternationalOrganization for Standardization1982 Printed in Switzerland ii Contents Page o Introduction Scope and fieldof application 2 Definitions of the coordinate axes 2 3 Definition of the setting and motion angles 3 4Listofconversionformulae-Generalcase 5 5 Conversion formulae for cases where the working plane Pfe coincides with the assumed working plane P 6Practicalexamples. 10 Annexes Elaborationoftheconversionformulae 16 A B General method for obtaining the transformation matrices for elementary rotations around the X, Y and Z axes. 23 C List of equivalent terms. 24 Figures. 25 ili