Journal ArticleDOI
A grinding force predictive model and experimental validation for the laser-assisted grinding (LAG) process of zirconia ceramic
TLDR
In this paper , a predictive model for the LAG process was established, which has taken the combined effects of temperature-dependent mechanical properties of the material, statuses of grit-material micro interaction, and stochastic shapes and random distributions of abrasive grits into consideration.About:
This article is published in Journal of Materials Processing Technology.The article was published on 2022-04-01. It has received 40 citations till now. The article focuses on the topics: Grinding & Machining.read more
Citations
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Journal ArticleDOI
Molecular dynamics simulation of laser assisted grinding of GaN crystals
TL;DR: In this article , the effects of the laser power density on grinding force, stress distribution, material damage mechanism, subsurface damage depth, and abrasive wear were systematically studied, and the results demonstrated that dislocations, stacking faults, hexagonal-to-cubic phase transition, and amorphous transition were generated during both traditional grinding and laser assisted grinding processes.
Journal ArticleDOI
Environmentally friendly grinding of C/SiCs using carbon nanofluid minimum quantity lubrication technology
TL;DR: In this paper , the influence of dry grinding (DG), wet grinding (WG), and carbon nanofluid minimum quantity lubrication (CN-MQL) on the grinding performances of ceramic matrix composites are investigated.
Journal ArticleDOI
An analytical force and energy model for ductile-brittle transition in ultra-precision grinding of brittle materials
TL;DR: In this paper , a novel grinding force and energy model is established to predict the critical grinding depth with considering the random interactions between multiple grains, and experimental validations are carried out on single crystal silicon.
Journal ArticleDOI
Effect of TiC content on the microstructure and wear performance of in situ synthesized Ni-based composite coatings by laser direct energy deposition
TL;DR: In this paper , a series of Ni-based composite coatings were fabricated by direct energy deposition, and the effect of content and size of in situ synthesized TiC on phase compositions, microstructure, defects, and mechanical properties of matrix composites in detail was revealed.
Journal ArticleDOI
Surface prediction in laser-assisted grinding process considering temperature-dependent mechanical properties of zirconia ceramic
Zhelun Ma,Qinghua Wang,Hao Chen,Liaoyuan Chen,Fan-kong Meng,Xin Chen,Sheng Qu,Zi-Xuan Wang,Tianbiao Yu +8 more
TL;DR: In this paper , the authors proposed a predictive model of the surface topography for LAG process considering the changes of temperature-dependent mechanical properties, and a series of experiments were designed and implemented, and the results indicate that the experimental results have a good agreement with that of the simulated surface topographical.
References
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Journal ArticleDOI
Ductile-Regime Grinding: A New Technology for Machining Brittle Materials
Journal ArticleDOI
Ductile‐Regime Machining of Germanium and Silicon
TL;DR: In this article, a critical-depth parameter was used to measure the transition from plastic flow to fracture along the tool nose, which can be used to provide physical insight into the effect of various machining parameters such as tool rake angle or tool clearnace angle.
Journal ArticleDOI
Predictive model for minimum chip thickness and size effect in single diamond grain grinding of zirconia ceramics under different lubricating conditions
TL;DR: In this article, a minimum chip thickness (h min ) model that considers lubrication conditions (represented by frictional angle β ) is developed according to strain gradient, as well as geometry and kinematics analyses.
Journal ArticleDOI
Machinability improvement of titanium alloy (Ti–6Al–4V) via LAM and hybrid machining
TL;DR: Titanium alloy is one of the materials extensively used in the aerospace industry due to its excellent properties of high specific strength and corrosion resistance, but it also presents problems wherein it is an extremely difficult material to machine as discussed by the authors.
Journal ArticleDOI
Review of ultrasonic vibration-assisted machining in advanced materials
TL;DR: A critical overview of UVAM is presented, covering different vibration-assisted machining styles, device architectures, and theoretical analysis, and based on the current limitations and challenges, device improvement and theoretical breakthrough play a significant role in future research on UVAM.
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Yuan-yuan Lu,Jin-hui Dong +1 more