Investigating the effects of cross wedge rolling preforming operation and die forging with flash brakes on forging titanium hip implants
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Material Forming"
DOI: 10.1007/s12289-016-1329-0
Abstract: To reduce production costs of forged parts, different approaches are possible. Especially for valuable materials like titanium, material costs represent a large part of the production costs. Therefore, reducing the initial material can decrease the… read more here.
Keywords: wedge rolling; die forging; cross wedge; forging flash ... See more keywords
Cavity formation in cross-wedge rolling processes
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Iron and Steel Research International"
DOI: 10.1007/s42243-018-0075-6
Abstract: The problem of end-face cavity formation in parts produced by cross-wedge rolling was studied in order to reduce material consumption. The cavity depth was measured by the displacement method. Twenty-one different cases of rolling were… read more here.
Keywords: cavity; wedge rolling; cross wedge; cavity formation ... See more keywords
Numerical and experimental study on the inner diameter uniformity of hollow shafts in cross-wedge rolling with mandrel
Sign Up to like & getrecommendations! Published in 2021 at "Archives of Civil and Mechanical Engineering"
DOI: 10.1007/s43452-021-00256-w
Abstract: The precision forming of inner hole is one of technological bottlenecks in Cross-wedge Rolling (CWR) of hollow shaft with mandrel. The inner diameters show signs of characteristic fluctuation despite under the control of mandrel. The… read more here.
Keywords: wedge rolling; hole; inner diameter; cross wedge ... See more keywords
Hot and warm cross-wedge rolling of ball pins – Comparative analysis
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Manufacturing Processes"
DOI: 10.1016/j.jmapro.2019.12.001
Abstract: Abstract Cross-wedge rolling is a process conducted mainly in hot forming conditions. Warm forming is a compromise between hot and cold forming. This paper presents the results of a comparative analysis of warm and hot… read more here.
Keywords: comparative analysis; wedge rolling; cross wedge; rolling ball ... See more keywords
Assessment of ductile fracture criteria with respect to their application in the modeling of cross wedge rolling
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Materials Processing Technology"
DOI: 10.1016/j.jmatprotec.2019.116501
Abstract: Abstract Ductile fracture is a common failure mode in cross wedge rolling (CWR) and can be predicted by analyzing material damage functions. This paper describes 10 such functions. To determine the moment of fracture, one… read more here.
Keywords: wedge rolling; fracture; fracture criteria; cross ... See more keywords
Modified Cross-Wedge Rolling for Creating Hollow Shafts
Sign Up to like & getrecommendations! Published in 2018 at "Procedia Manufacturing"
DOI: 10.1016/j.promfg.2018.02.094
Abstract: Abstract Cross-wedge rolling (CWR) is an incremental forming method for producing rotationally symmetric components such as a basic shape of gear shaft or a preform before impression die forging. In CWR the material of a… read more here.
Keywords: wedge rolling; cross wedge; hollow shafts; method ... See more keywords
Physical Modeling of Cross Wedge Rolling Limitations
Sign Up to like & getrecommendations! Published in 2020 at "Materials"
DOI: 10.3390/ma13040867
Abstract: This article presents the results of model tests aiming to verify the possibility of applying commercial plasticine as a model material for modelling the limits to the cross-wedge rolling process. This study presents a comparison… read more here.
Keywords: model; wedge rolling; cross wedge; plasticine ... See more keywords
Assessment of the Susceptibility to Material Fracture in the Cross-Wedge Rolling Process with Concave Tools
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15196605
Abstract: The internal cracking of forgings during the cross-wedge rolling (CWR) process is a serious limitation that prevents the correct implementation of this process. The phenomenon of material cracking in the CWR process reduces the technological… read more here.
Keywords: concave tools; wedge rolling; cross; cross wedge ... See more keywords