Mechanistic cutting force modelling for micro-drilling of CFRP composite laminates
Sign Up to like & getrecommendations! Published in 2017 at "Cirp Journal of Manufacturing Science and Technology"
DOI: 10.1016/j.cirpj.2016.07.002
Abstract: Abstract This article presents a mechanistic model to predict thrust force and torque in micro-drilling of carbon fibre-reinforced plastic (CFRP) composite laminates. Tool edge radius effects are considered in this model to predict cutting forces… read more here.
Keywords: cfrp composite; epoxy resin; micro drilling; force ... See more keywords
Micro drilling of carbon fiber reinforced polymer
Sign Up to like & getrecommendations! Published in 2019 at "Composite Structures"
DOI: 10.1016/j.compstruct.2019.111312
Abstract: Abstract In this paper, an assessment of micro holes quality in carbon fiber reinforced polymer (CFRP) composite was based on thrust force and damage formation. Carbon fiber T300 reinforced polyphenylene sulfide (PPS) was micro drilled… read more here.
Keywords: fiber reinforced; carbon fiber; carbon; reinforced polymer ... See more keywords
Composite sandwich repair using through-thickness reinforcement with robotic hand micro-drilling
Sign Up to like & getrecommendations! Published in 2020 at "Composite Structures"
DOI: 10.1016/j.compstruct.2020.112473
Abstract: Abstract The novel through-thickness reinforcement and repair (TTR) method of composite sandwich structures with delamination or disbond damage is proposed. The technique allows to restore the load-carrying capacity of composite sandwich structures with delamination and… read more here.
Keywords: robotic hand; composite sandwich; micro drilling; hand micro ... See more keywords
Experimental study on micro-drilling of unidirectional carbon fiber reinforced plastic (UD-CFRP) composite using nano-solid lubrication
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Manufacturing Processes"
DOI: 10.1016/j.jmapro.2019.04.022
Abstract: Abstract This paper discusses the experimental characterization of a unidirectional carbon fiber reinforced plastic (UD-CFRP) composite using micro-drilling with nano-solid lubrication. In order to improve hole quality and tool wear, the novel nano-solid air spray… read more here.
Keywords: cfrp; solid lubrication; lubrication; nano solid ... See more keywords
Study of cutting forces and surface integrity in micro drilling of a Ni-based superalloy
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Manufacturing Processes"
DOI: 10.1016/j.jmapro.2019.07.016
Abstract: Abstract Accomplishment of good dimensional accuracy and acceptable surface integrity in micro drilling of Ni-based superalloys has always been a challenge. The current study seeks to explore these aspects and correlate the same with spindle… read more here.
Keywords: integrity micro; micro drilling; drilling based; surface integrity ... See more keywords
TOPSIS based parametric optimization of laser micro-drilling of TBC coated nickel based superalloy
Sign Up to like & getrecommendations! Published in 2018 at "Optics and Laser Technology"
DOI: 10.1016/j.optlastec.2017.12.012
Abstract: Abstract The technique for order of preference by similarity ideal solution (TOPSIS) approach was used for optimizing the process parameters of laser micro-drilling of nickel superalloy C263 with Thermal Barrier Coating (TBC). Plasma spraying was… read more here.
Keywords: laser micro; laser; tbc; micro drilling ... See more keywords
Parametric analysis and optimization of nanofluid minimum quantity lubrication micro-drilling process for titanium alloy (Ti-6Al-4V) using response surface methodology and desirability function
Sign Up to like & getrecommendations! Published in 2018 at "Procedia Manufacturing"
DOI: 10.1016/j.promfg.2018.07.048
Abstract: Abstract This paper discusses the optimization of nanofluid MQL micro-drilling process of titanium alloy (Ti-6Al-4V) using nanodiamond particles based on a response surface methodology (RSM) and desirability function (DF). In order to obtain regression models… read more here.
Keywords: methodology; optimization nanofluid; micro drilling; process ... See more keywords
Rapid manufacturing of micro-drilling devices using FFF-type 3D printing technology
Sign Up to like & getrecommendations! Published in 2021 at "Scientific Reports"
DOI: 10.1038/s41598-021-91149-8
Abstract: Micro-drilling devices with different blade shapes were fabricated with a rapid and facile manufacturing process using three-dimensional (3D) printing technology. The 3D-printed casting mold was utilized to customize the continuous shape of the blades without… read more here.
Keywords: micro drilling; drilling; drilling devices; manufacturing ... See more keywords
Ensemble modelling technique for a micro-drilling process based on a two-stage bootstrap
Sign Up to like & getrecommendations! Published in 2019 at "Engineering Optimization"
DOI: 10.1080/0305215x.2018.1472251
Abstract: ABSTRACT Quality improvement in micro-manufacturing processes relies on empirical models. However, if an estimated model varies from the true model because of random errors in experiments, the resulting operating conditions may be located far from… read more here.
Keywords: micro drilling; ensemble modelling; modelling technique; drilling process ... See more keywords
Experimental investigation and optimization of micro-drilling parameters on Inconel 800 superalloy
Sign Up to like & getrecommendations! Published in 2020 at "Materials and Manufacturing Processes"
DOI: 10.1080/10426914.2020.1746333
Abstract: ABSTRACT This work presents the experimental study and optimizing the micro-drilling parameters on geometrical accuracy in micro-drilling on Inconel 800. The geometrical accuracy of the holes is incorporating circularity, overcut, hole damage factor, and taper… read more here.
Keywords: tool diameter; micro drilling; inconel 800; rate ... See more keywords
Study of Through-Hole Micro-Drilling in Sapphire by Means of Pulsed Bessel Beams
Sign Up to like & getrecommendations! Published in 2022 at "Micromachines"
DOI: 10.3390/mi13040624
Abstract: Ultrashort Bessel beams have been used in this work to study the response of a 430-μm-thick monocrystalline sapphire sample to laser–matter interaction when injecting the beam orthogonally through the whole sample thickness. We show that… read more here.
Keywords: hole micro; sapphire; study hole; bessel ... See more keywords