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Sponsored by: China Association for Science and Technology (CAST)
Editor-In-Chief: Xu Yida
ISSN 1000-1093
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Hosted By: China Ordnance Society
Published By: Acta Armamentarii
CN 11-2176/TJ
THE OPTIMIZATION DESIGN OF THE FUZE HELICAL SPRING
Ma Baohua
Sponsored by: China Association for Science and Technology (CAST)
Editor-In-Chief: Xu Yida
ISSN 1000-1093
Hosted By: China Ordnance Society
Published By: Acta Armamentarii
CN 11-2176/TJ
THE OPTIMIZATION DESIGN OF THE FUZE HELICAL SPRING
This paper discusses a method of the optimum—design of the cylindrical helical compression springs used in fuzes. By using the method of regression analysis, a regression equation of σb-d of special purpose carbon spring steel wires and a regression equation of wahl factor—spring index have been established. Based on fully stressed criterion, a mathematical model for spring optimization design has been built. The model is a constrained nonlinear programming problem. Considering that the diameter of the steel wire is discrete, the problem can be worked out with a direct search method and the program is made in FORTRAN language. The method was used to redesign the existing fuze springs under similar initial conditions. It has been proved that this method is better than the traditional ones.
〔1〕《光学仪器设计手册编写组》,光学仪器设计手册,国防工业出版社,1972。 〔2〕《机械工程手册,电机工程手册编辑委员会》,机械工程手册,第30篇,弹簧、飞轮,机械工业出版社,1980。〔3〕Wener. A.Wolf,霍励强译,螺旋弹簧的种类、计算与制造,科技卫生出版社,1956。〔4〕R. C. JoKnson, Meckanical design synthesis with optimization application,New York,1971。〔5〕R. L. Fox, Spring design as a nonlinear program, Case Western Reserve University,1974。
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