نتایج جستجو برای: reverse cup drawing
تعداد نتایج: 168627 فیلتر نتایج به سال:
there are mainly two methods of deep drawing analysis; experimental and analytical/numerical. experimental analysis can be useful in analyzing the process to determine the process parameters that produce a defect free product, and the analytical/numerical modeling can be used to model and analyze the process through all stages of deformation. this approach is less time consuming and more econom...
in this paper, a novel technique on friction aided deep drawing using tapered blank holder divided into eight segments is proposed to overcome defect of friction aided deep drawing using four segments tapered blank holder technique. a taper blank holder is designed to be of two parts: stationary part with 5 degree taper angle and moving parts divided into eight tapered segments. the main functi...
Introduction: This case report aims to illustrate the dentoalveolar changes of a 13-year-old class III patient with maxillary deficiency treated Reverse Chin Cup appliance.one popular appliances for treating patients deficient maxilla is facemask. In growing patients, treatment options include extraoral and intraoral devices. chin forehead are used anchorage supports. Case Presentation: The gir...
In this paper, the finite element method is employed in conjunction with the abductive network to predict the optimum blank contour of elliptic cylindrical cup with ear-less in deep drawing. The earring behavior of the formed cup is caused primarily by planar anisotropy in the sheet. Different cup heights combined with various aspect ratios of the elliptic cylindrical cup are taken into account...
in this paper, the deep drawing process of tailor welded blanks is simulated using the finite element modelling and verified using the experimental results available in the literature. then the effect of die and material properties on the welding line movement is investigated. it is seen that the most effective material parameters on weld line movement are different between sheet metal thicknes...
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