-
Article
The analysis of mixing performance of sand and gravel in a rotating drum by DEM
Material mixing in a rotating drum is a complex movement process, and the material mixing uniformity impacts product quality. The mixing of sand and gravel in the rotating drum was simulated by the discrete el...
-
Article
Investigation of discharging flow behavior of powder in the conical feeding silo: effect of BINSERT-type aided flowing device
In the fluidization process of nylon powder, maintaining a uniform flow of powder in the feed silo is crucial to reduce powder agglomeration and facilitate the fluidization process. In this study, BINSERT was ...
-
Article
Research Status and Prospects of Ultrasonic Vibration-Assisted Joining Technology for Difficult-to-Weld High-Strength Alloys
Ultrasonic vibration-assisted joining technology has garnered significant attention in recent years, as it amalgamates the merits of conventional hot and cold joining techniques with ultrasonic vibration-assis...
-
Article
Modeling and numerical research on powder paving process of nylon powder in selective laser sintering
Nylon powder is the most mature raw material which is commonly used in selective laser sintering (SLS). The flowability of nylon powder influences the smoothness and density uniformity of the resulting powder ...
-
Article
Fabrication and boiling heat transfer characterization of multi-scale microgroove surfaces
Microstructural functional surfaces play an important role in energy conversion applications including power generation, air conditioning, and thermal management of electronics through the boiling process. In ...
-
Article
Assessment of surface structure optimization in internal cooling grinding
For the purpose of solving the problems about grinding heat affecting workpiece surface quality during grinding Inconel 718, a novel internal cooling grinding wheel with phyllotaxis distribution of abrasive gr...
-
Article
The State of the Art of Finite Element Analysis in Mechanical Clinching
Clinching technology is a mechanical connection technology that is applied to connect metal or non-metal sheet materials. It is widely used in different applications, such as automobile, aircraft, household ap...
-
Article
Effects of minimum quantity lubrication strategy with internal cooling tool on machining performance in turning of nickel-based superalloy GH4169
During the cutting process of superalloy, intense heat will be generated. Traditional external flood cooling methods require a large amount of coolant, bringing high cutting costs, serious environmental pollut...
-
Chapter and Conference Paper
Study on Tribological Properties of ILs-MWCNTs/MoS2 Hybrid Nanofluid
ILs-MWCNTs/MoS2 hybrid nanofluid was prepared by a “two-step” method. Multi-walled carbon nanotubes (MWCNTs) were non-covalently modified by using ionic liquids (ILs) [EMIm] BF4, which is a green lubricating medi...
-
Article
Joinability and Mechanical Properties of Clinched Joints of Different Aluminum Alloys
The joints of four aluminum alloy (7075, 5754, 6061, 1060) sheets were prepared using the clinching process with different die assemblies, and the forming and mechanical properties of the produced joints were ...
-
Article
Application of machine vision method in tool wear monitoring
Aiming at the low tool utilization rate caused by tool wear in the milling process, a tool wear automatic monitoring system based on machine vision is proposed. The tool wear images are automatically acquired ...
-
Article
Application of bionic phyllotaxis in internal cooling cup wheel: modeling-simulation and experimental verification
In order to better control the grinding temperature and workpiece quality, in this work, the bionic phyllotaxis was applied into the internal cooling cup wheel. According to the principle of bionics, the arran...
-
Article
Numerical study on the ceramic tool abrasion in machining superalloy
In this study, a combined finite element method (FEM) and discrete element method (DEM) numerical simulation is proposed to investigate the tool wear evolution in machining superalloy. Firstly, a finite elemen...
-
Article
Discrete element modeling of the machining processes of brittle materials: recent development and future prospective
In recent years, the discrete element method (DEM) has been used to model bulk material, especially brittle materials (such as rocks, ceramics, concrete, ice, etc.) with various mechanical properties or respon...
-
Article
Study of Tool Wear Monitoring Using Machine Vision
In order to improve tool utilization and reduce tool costs in milling processing, this paper presented a new approach to monitor tool wear status and replace tool in time by machine vision technology. A tool w...
-
Article
Performance of the internal-cooling grooved grinding wheel with patterned abrasives
In view of the defects such as material bonding, work hardening, and tensile residual stress on the ground surface due to excessive temperature during grinding of superalloys, an internal-cooling grooved grind...
-
Article
Effect of prestress on cutting of nickel-based superalloy GH4169
In view of the serious tensile residual stress distributed on the machined surface in cutting nickel-based superalloys GH4169, the prestressed cutting method has been adopted to actively control the surface re...
-
Article
Performance of a pressurized internal-cooling slotted grinding wheel system
Internal-cooling technology is an effective cooling method to reduce the temperature in grinding zone and avoid grinding burn for grinding hard-to-cut materials. In order to overcome the technological difficul...
-
Chapter and Conference Paper
The Analysis of the Flexible Load Sharing Structure of the Ring Gear in Planetary Transmission
Based on the problem that the tooth root stress increased under the thin rim and the deformation of the inner ring gear is not enough under the thick rim, this paper proposes a new flexible load sharing struct...
-
Article
Radial grip rigidity of the matching of lengthened shrink-fit holder and cutter in high-speed milling
Though the lengthened shrink-fit holder (LSFH) is widely applied in high speed milling of the parts characterized by deep cavities at present, its design and selection mainly depends on the experience and lack...
