نتایج جستجو برای: cold radial forging

تعداد نتایج: 168942  

Radial forging is an open die forging process used for reducing the diameters of shafts, tubes, stepped shafts and axles and also for creating internal profiles such as rifling the gun barrels. The radial forging of tube is usually performed over a mandrel to create an internal profile and/or size the internal diameter. Most of the previous studies conducted on the radial forging process have u...

2013
Olivier Pantalé Babacar Gueye Fabio Galbusera

Influence of the constitutive flow law in FEM simulation of the Radial forging process. OATAO is an open access repository that collects the work of Toulouse researchers and makes it freely available over the web where possible. Radial forging is a widely used forming process for manufacturing hollow products in transport industry. As the deformation of the workpiece, during the process, is a c...

Journal: :iranian journal of science and technology transactions of mechanical engineering 2015
m. afrasiab h. afrasiab m.r. movahhedy g. faraji

in this paper, based on the slab method of analysis, a novel and general approach isdeveloped for studying the radial forging process with curved profile dies. the presented approachis not only more general with respect to previous studies, but it is also easier to understand and useand can be efficiently used for optimization of the die profile depending on the forging geometryand conditions. ...

Mohammad Ali Sadegh, Saeed Beheshtian Mesgaran

The purpose of this research is to analyze the forging of bevel gears based on conventional forging method with material number 1.7131 with finite element method by means of SUPER FORGE software and to compare it with experimental cold orbital forging results.After doing simulation of conventional forging and obtaining press tonnage due to orbital forging method with DEFORM software, orbital fo...

2005
Taylan Altan

Global competition in the cold forging industry raises the significance of managing innovation and technological change. Strategies for development and application of new technology are extremely important for maintaining a competitive position and protecting sales. This paper reviews some of the advances in cold forging technology with an emphasis on the application of virtual process simulati...

Journal: :Scientific American 1910

Journal: :international journal of advanced design and manufacturing technology 0
mohammad heydari vini department of engineering, islamic azad university,mobarakeh branch,mobarakeh,isfahan, ,iran

the forging model for cold rolling is one of rolling models that is used in rolling calculations. in this model,the final rolling pressure is an average value and it is not an accurate model.also by using this model,the firction hill curves are plotted due to the central point of the rolling bite length while frictional stresses intersect at the neutral point.in this study, a new model based on...

2001
Ijaz Ahmad Chaudhry Bela Lengyel

The knowledge-based system COFEX (Cold Forging Expert) has been developed to assist in the planning of the cold forging of a wide variety of tubular steel components. Following user-input of the required shape and dimensions of the finished forging, together with as many different sequences as desired, each operation is examined by the system by consulting the knowledge-base process rules and d...

2016
D. H. Park Y. H. Tak H. H. Kwon G. J. Kwon H. G. Kim

The purpose of this study is to develop a forging process of automotive parts that satisfies the deformation characteristics. The analyses of temperature variation and deformation behavior of the material are important to obtain the optimal forging products. The hot compression test was carried out to know formability at high temperature. In order to define the optimum forging conditions includ...

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