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1、INTERNATIONAL STANDARD 4202 INTERNATIONAL ORGANIZATION FOR STANDARDIZATION*ME)YHAPO some sleeves allow driving of tools having Morse taper shanks which have an axially tapped hole in the shank : - with the use of an incorporated screw for sleeves 30x1 -40x1 -40x2-45x1-45x2-45x3- 50x2-50x3-50x4-60x3-
2、60x4-60x5; - with the use of a draw bar for sleeves 30 x 1 - 30x2-40x1 -40x2-40x3-45x1-45x2- 45x3-45x4-50x2-50x3-50x4-50x5- 60 x 3 - 60 x 4 - 60 x 5 - 60 x 6. Morse tapers conform to IS0 296 and 7/24 tapers are in accordance with IS0 297 and IS0 2583. 2 REFERENCES IS0 296, Machine tools - Self-holdi
3、ng tapers for tool shanks. IS0 297, 7/24 tapers for tool shanks. l) IS0 2583, Tool shanks and equipment with 7/24 tapers - Collar dimensions. 1) At present at the stage of draft. (Revision of ISO/R 297-1963 and addenda 1.2 and 3.) 1 Copyright International Organization for Standardization Provided b
4、y IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/25/2007 21:33:36 MDTNo reproduction or networking permitted without license from IHS -,-,- IS0 4202-1978 (El 3 DIMENSIONS -. 7124 external taper-, Internal morse taper NOTE - The sketch is diagrammatic and
5、 is not intended to show design details. Dimensions in millimetres Designation I 1 D 1 D, 1 D, 1 d 1 1 1 L 1 7124 external Internal max. max. taper Morse taper 1 12,065 25 6.2 50 118 30 2 31,750 17.780 32 10.3 50 118 3 23,825 40 12,5 70 138 1 12,055 25 6.2 50 143 2 Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/25/2007 21:33:36 MDTNo reproduction or networking permitted without license from IHS -,-,-