Results 21 to 30 of about 2,008,011 (306)

Numerical and Experimental Investigation of the Impact of the Electromagnetic Properties of the Die Materials in Electromagnetic Forming of Thin Sheet Metal

open access: yesJournal of Manufacturing and Materials Processing, 2021
In electromagnetic forming of thin sheet metal, the die is located within the effective range of the electromagnetic wave. Correspondingly, a current is induced not only in the sheet metal, but also in the die. Like the current in the workpiece, also the
Björn Beckschwarte   +4 more
doaj   +1 more source

Effect of Tantalum on the Crack Resistance of NiCuBSi/65WC Composite Coatings [PDF]

open access: yesCailiao Baohu
Nickel-based composite coatings reinforced with tungsten carbide (WC) are widely used in surface engineering because of their high hardness and excellent wear resistance. Laser cladding,which is characterized by a high cooling rate,low dilution rate,high
WANG Lukai, MENG Fansen, XIA Xingchuan, DING Jian, WANG Yujiang
doaj   +1 more source

Simplified numerical approach for incremental sheet metal forming process [PDF]

open access: yes, 2014
The current work presents a finite element approach for numerical simulation of the incremental sheet metal forming (ISF) process, called here ‘‘ISF-SAM’’ (for ISF-Simplified Analysis Modelling).
BATOZ, Jean-Louis   +4 more
core   +1 more source

Contributions to increasing the accuracy and reducing the forming forces of robot-based two-point incremental forming [PDF]

open access: yesMATEC Web of Conferences
This article presents the latest research results on the enhancement of robot-based incremental sheet metal forming performance in detail and comprehensively.
Scholz Peter   +7 more
doaj   +1 more source

Deformation characteristics and formability enhancement during ultrasonic-assisted multi-stage incremental sheet forming

open access: yesJournal of Materials Research and Technology, 2022
Although the multi-stage incremental sheet forming strategy is beneficial for manufacturing complex geometrical shapes via objective transitional stages, the forming limit and geometric accuracy are highly dependent on intermediate shapes, which need ...
Shahid Ghafoor   +5 more
doaj   +1 more source

Stochastic simulation of woven composites forming [PDF]

open access: yes, 1995
A stochastic forming simulation procedure is developed and implemented to investigate the effect of geometric variability in pre-impregnated woven textiles on manufacturing. Image analysis is used to characterise variability in tow directions and unit
Waal, de, H.   +7 more
core   +1 more source

Experimental Evidence on Incremental Formed Polymer Sheets Using a Stair Toolpath Strategy

open access: yesJournal of Manufacturing and Materials Processing
Incremental sheet forming represents a relatively recent technology, similar to the layered manufacturing principle of the rapid prototype approach; it is very suitable for small series production and guarantees cost-effectiveness because it does not ...
Antonio Formisano   +3 more
doaj   +1 more source

A simplified rate dependent model of forming and wrinkling of pre-impregnated woven composites [PDF]

open access: yes, 2007
A simplified finite element model is developed and validated for the forming/ draping of pre-impregnated woven composites, incorporating the effects of wrinkling and strain rate dependence. The model development builds upon previous work on simulation
Monroy, Aceves C.   +2 more
core   +1 more source

Induction Heating Validation of Dieless Single-Point Incremental Forming of AHSS

open access: yesJournal of Manufacturing and Materials Processing, 2017
Advanced high-strength steel (AHSS) is subject to a high deformation in geometry due to spring-back and high forces during forming. Therefore, dieless single-point incremental forming supported by induction heating was introduced.
Amar Al-Obaidi   +2 more
doaj   +1 more source

Process analysis and simulation of flat forging and forming steel tie rod U-shaped head preforms with super large

open access: yesJournal of Hebei University of Science and Technology, 2021
In order to solve the problems of backward production technology, long processing cycle and low material utilization rate in traditional U-shaped steel tie rods, an integrated steel tie rod forming process was proposed.
Zhian MENG   +6 more
doaj   +1 more source

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