Vibration Assisted Machining
Fundamentals, Modelling and Applications
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36 Result(s)
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**-Wei Sun
Engineering
Manufacturing, Machines, Tools, Processes
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Article
A novel route to enhance high-temperature mechanical property and thermal shock resistance of low-carbon MgO–C bricks by introducing ZrSiO4
Conventional MgO–C bricks (graphite content > 14 wt.%) produce a great deal of greenhouse gas emission, while low-carbon MgO–C bricks have serious thermal shock resistance during high-temperature service. To e...
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Article
Role of texture before rolling: a research based on texture and magnetic properties of 4.5 wt.% Si non-oriented electrical steel
The evolution of microstructure, texture, and magnetic properties with random texture, near-copper texture, weak near-cube texture, and strong λ fiber (<001>//ND (normal direction)) before rolling of non-orien...
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Article
Mechanical performance of 22SiMn2TiB steel welded with low-transformation-temperature filler wire and stainless steel filler wire
TX-80 low-transformation-temperature (LTT) welding wire was used to replace the traditional ER 307Si welding wire to realize the connection of 22SiMn2TiB armor steel in manual overlay welding. The previously e...
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Article
An experimental study on effects of temperature gradient on microstructure of a 308L stainless steel manufactured by directed energy deposition
The effect of spatial temperature gradient on the microstructural evolution of a 308L stainless steel during the directed energy deposition (DED) process was experimentally investigated. A novel cooling system...
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Article
Effect of oxygen enrichment on sintering behavior of high proportion vanadium–titanium magnesite concentrates
To achieve high-efficiency utilization of complex and unmanageable iron-containing minerals, the effects of oxygen enrichment on productivity, yield, flame front speed, exhaust gas peak temperature, and desulp...
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Article
An analytical method for assessing the initiation and interaction of cracks in fused silica subjected to contact sliding
Understanding the fracture behavior of fused silica in contact sliding is important to the fabrication of damage-free optics. This study develops an analytical method to characterize the stress field in fused ...
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Article
Effect of wide-spectrum pulsed magnetic field on grain refinement of pure aluminium
A wide-spectrum pulsed magnetic field (WSPMF) was obtained by adjusting the number of current pulses and the pulse interval between adjacent pulses. The effect of WSPMF on the grain refinement of pure aluminiu...
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Chapter
Tool Wear in Vibration Assisted Machining
In a VAM process, the frequency and amplitude of the tool vibration are closely related to the machined surface of the workpiece. Serious tool wear will cause the quality of the machined surface to decrease, a...
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Book
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Chapter and Conference Paper
The Improvement of the End Position Accuracy of the Serial Manipulator with the Auxiliary Constraints
Due to the presence of joint clearance, the end accuracy of the serial robot deteriorates as the number of joints increases. For diverse activities in medical contexts, the robot has different requirements for...
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Article
Influences of processing parameters and heat treatment on microstructure and mechanical behavior of Ti-6Al-4V fabricated using selective laser melting
Selective laser melting (SLM) has provided an alternative to the conventional fabrication techniques for Ti-6Al-4V alloy parts because of its flexibility and ease in creating complex features. Therefore, this ...
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Article
Prediction for cryogenic formability of AA2219 alloy cylindrical parts with friction stir weld
A cryogenic deep drawing process was proposed for complex curved surface part forming with aluminum alloy friction stir welded (FSW) blanks. The experimental forming limit curves (FLCs) of AA2219 alloy FSW bla...
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Article
Review on niobium application in microalloyed steel
With the rapid development of high-strength low-alloy (HSLA) steel, Nb as an important microalloying element has received more and more attention in recent years. The application and behavior of Nb in HSLA ste...
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Article
Determination of real-time oxygen transfer rate based on an electrochemical method
The interfacial oxygen transfer rate is one of the main factors to control the composition of alloys. The commonly employed method of studying the interfacial oxygen transfer rate is the chemical composition a...
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Chapter and Conference Paper
Cold Spray Coatings for Surface Enhancement of Inconel 718
Cold spray is an emerging additive manufacturing technology that is promising to be used for surface repair and enhancement. In this study, Inconel 713 coating was successfully deposited on Inconel 718 substra...
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Chapter and Conference Paper
Modification of Cold Sprayed CoCrMo Alloy Coatings via Laser Shock Peening
In this study, CoCrMo alloy coatings were fabricated by high pressure cold spray deposition. Laser shock peening with and without an ablative layer was applied to the coatings. The microstructure characteristi...
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Article
Partitioning of nitrogen atoms and its effect on retained austenite content in an ultra-low-carbon Cr–Mn–N stainless steel
The partitioning of nitrogen atoms and its effect on the retained austenite content (RAC) during quenching and partitioning (Q&P) process were investigated by dilatometry, X-ray diffraction, and field emission...
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Article
Laser ultrasonic testing for near-surface defects inspection of 316L stainless steel fabricated by laser powder bed fusion
The laser powder bed fusion (L-PBF) method of additive manufacturing (AM) is increasingly used in various industrial manufacturing fields due to its high material utilization and design freedom of parts. Howev...
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Article
Grain selection and growth orientation of prior-β phase for Ti-6-4 during additive manufacturing: insights from a modeling perspective
The microstructure of Ti-6-4 components produced by additive manufacturing suffers from the coarse and elongated prior-β grain, which leads to a decrease of the tensile behavior and the occurrence of anisotrop...
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Article
Tillage force and disturbance characteristics of different geometric-shaped subsoilers via DEM
With the increased use of agricultural machinery in field operations, soil compaction has become increasingly severe, and the plough pan has become deeper. Subsoiling is an excellent way to address this proble...
