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Article
Research on die-less spinning by spherical roller of different radius
Die-less spinning is developed because of its advantages of low cost and high flexibility. The spherical roller has not been commonly used in the die-less spinning process. In previous studies, the sizes of th...
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Article
Research on the wall thinning influencing factors in die-less spinning by hemisphere roller
Die-less spinning is developed for its advantages of low cost and high flexibility. Recently, the spherical surface roller is adopted in die-less spinning and exhibits nice characteristics. The wall thickness...
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Article
Research on die-less spinning of square section cone by ball-crown-shape roller
Now, metal spinning is no longer limited to axisymmetric parts. Die-less spinning for non-circular section parts is on the rise for its advantages of low cost and high flexibility. However, the wall thickness ...
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Article
Mechanical performance and microstructure of near-unthinned die-less spinning using ball-crown-shape roller
The high flexibility of die-less spinning has great potential for industrial applications. The severe wall thinning of die-less spinning can be suppressed using the ball-crown-shape roller (BCSR). However, the...
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Article
Control of wall thickness distribution in synchronous multi-pass spinning
With the development of metal spinning, the limitation of producing axisymmetric shapes has been broken through by many researchers using the synchronous spinning method in which the motion of the roller is sy...
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Article
Experimental study of asymmetric multi-pass spinning
Various approaches to produce non-axisymmetric parts in metal spinning have been developed by researchers. In asymmetric multi-pass spinning, the motion of the roller is synchronized with the mandrel’s rotatio...
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Article
Modification of roller path for square cone by die-less asymmetric spinning
In our previous studies, numerical simulations and experiments were carried out to understand the mechanism of asymmetric spinning for square cone shape. However, the geometry of the products does not coincide...
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Article
Asymmetric spinning for offset blanks
Various approaches have been attempted by researchers to break through the limitation of axisymmetric shape in metal spinning. In this study, a synchronous multipass spinning method for offset blanks is propos...
