ISO-1340-1976.pdf
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1、INTERNATIONAL STANDARD 1340 Cylindrical gears - Information to be given to the manufacturer by the purchaser in order to obtain the gear required Engrenages cylindriques - Indications B fournir au tailleur dengrenages par le client pour obtenir la denture d these documents are now in the process of
2、being trans- formed into International Standards. As part of this process, Technical Committee lSO/TC 60 has reviewed IS0 Recommendation R 1340 and found it technically suitable for transformation. International Standard IS0 1340 therefore replaces IS0 Recommendation R 1340-1971 to which it is techn
3、ically identical. IS0 Recommendation R 1340 was approved by the Member Bodies of the following countries : Australia Austria Belgium Chile Czechoslovakia Egypt, Arab Rep. of Finland France Germany Greece India Israel Italy Japan Korea, Rep. of Netherlands New Zealand Paraguay Poland South Africa, Re
4、p. of Spain Sweden Switzerland Thailand Turkey United Kingdom U.S.S.R. Yugoslavia The Member Bodies of the following countries expressed disapproval of the Recommendation on technical grounds : Hungary* ? Subsequently. this Member Body approved the Recommendation. No Member Body disapproved the tran
5、sformation of ISO/R 1340 into an International Standard. $3 International Orgmizrtion for Standardization, 1976 ? Printed in Switzerland Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/2
6、5/2007 21:46:47 MDTNo reproduction or networking permitted without license from IHS -,-,- INTERNATIONAL STANDARD IS0 1340-1976 (E) Cylindrical gears - Information to be given to the manufacturer by the purchaser in order to obtain the gear required 1 SCOPE AND FIELD OF APPLICATION This International
7、 Standard specifies the information which should be stated on all cylindrical gear drawings. For each particular case they should be completed by such infor- mation as may be necessary or useful. 2 REFERENCES IS0 53, Cylindricalgears forgeneral and heavy engineering - Basic rack. I SO/R 468, Surface
8、 roughness. IS0 1302, Technical drawings - Method of indicating surface texture on drawings. IS0 1328, Parallel involute gears - IS0 system of accuracy. IS0 2203, Technical drawings - Conventional represen- tation of gears. 3 GENERAL DIMENSIONS AND CHARACTERISTICS TO BE INDICATED ON THE DRAWING - Ti
9、p diameter and tolerance - Facewidth - Bore diameter and tolerance (or diameter and tolerance for the part of the shaft used for setting on the cutting machine) - Locating face - Surface finish of the tooth flank and, if applicable, of the root surface and of the filletslj 4 INFORMATION TO BE GIVEN
10、IN A TABLE The following information should preferably be given in the upper right-hand corner of the drawing : - Module or diametral pitch (normal, in the case of helical gears) - Number of teeth (for a sector : total number of teeth of the gear from which the sector is taken) - Basic rack (give th
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