Vibration assisted drilling of CFRP/metal stacks at low frequencies and high amplitudes
Sign Up to like & getrecommendations! Published in 2018 at "Production Engineering"
DOI: 10.1007/s11740-018-0818-z
Abstract: In many applications of automotive and aircraft industries the use of material combinations such as compound materials made from carbon fiber reinforced plastics (CFRP) and metal materials like steel, titanium or aluminum alloys is significantly… read more here.
Keywords: assisted drilling; low frequencies; metal stacks; cfrp metal ... See more keywords
Vibro-impact model and validation of the axial dynamics of a vibration-assisted drilling tool
Sign Up to like & getrecommendations! Published in 2020 at "Journal of The Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-020-02680-0
Abstract: A lumped parameter vibro-impact model is proposed to describe the axial dynamics of a vibration-assisted drilling tool prototype, developed to improve the drilling efficiency in hard-rock drilling applications. The purpose of this work is twofold:… read more here.
Keywords: assisted drilling; impact; model; drilling tool ... See more keywords
Multi-objective optimisation in vibration-assisted drilling of CFRP/Al stacks
Sign Up to like & getrecommendations! Published in 2017 at "Composite Structures"
DOI: 10.1016/j.compstruct.2017.04.026
Abstract: Abstract In this work, carbon fibre reinforced plastic (CFRP) laminate and aluminium (Al7075T6) plates were bonded before undergoing single shot drilling on a vibration platform. The proposed vibration-assisted drilling in the electromechanical-driven system interacting with… read more here.
Keywords: assisted drilling; vibration; multi objective; objective optimisation ... See more keywords
Comparative statement for diametric delamination in drilling of cortical bone with conventional and ultrasonic assisted drilling techniques.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of orthopaedics"
DOI: 10.1016/j.jor.2021.03.017
Abstract: Drilled hole quality is a significant parameter for successful orthopedic surgery. The present investigation is an effort to reduce the delamination produced drilling with state-of-the-art hybrid drilling i.e. ultrasonically-assisted drilling. A comparative analysis has carried… read more here.
Keywords: delamination; assisted drilling; drilling; conventional drilling ... See more keywords
Optimization of modulation-assisted drilling of Ti-6Al-4V aerospace alloy via response surface method
Sign Up to like & getrecommendations! Published in 2020 at "Materials and Manufacturing Processes"
DOI: 10.1080/10426914.2020.1772487
Abstract: ABSTRACT The study concerned with optimization of modulation-assisted drilling (MAD) operation for a difficult-to-cut material Ti6Al4 V was carried out via response surface method (RSM). Conventional drilling (CD) has been explored for comparison purposes. Experiments… read more here.
Keywords: modulation; assisted drilling; modulation assisted; response surface ... See more keywords
An investigation of the mechanism and benefits of ultrasonic vibration-assisted drilling of hard brittle materials such as Hotan jade
Sign Up to like & getrecommendations! Published in 2019 at "Materials Express"
DOI: 10.1166/mex.2019.1536
Abstract: The ultrasonic vibration-assisted drilling process and the surface micro characteristics of Hotan jade were evaluated in detail. Because of the special physical properties of Hotan jade, traditional machining methods have great limitations. In consequence, it… read more here.
Keywords: ultrasonic vibration; assisted drilling; hotan jade; vibration assisted ... See more keywords
Investigation of transient machining in the cortical bone drilling process by conventional and axial vibration-assisted drilling methods
Sign Up to like & getrecommendations! Published in 2023 at "Proceedings of the Institution of Mechanical Engineers, Part H: Journal of Engineering in Medicine"
DOI: 10.1177/09544119231157448
Abstract: Graphical abstract A temperature exceeding the safety threshold and excessive drilling force occurring during bone drilling may lead to irreversible damage to bone tissue and postoperative complications. Previous studies have shown that vibration-assisted drilling methods… read more here.
Keywords: drilling; vibration assisted; transient machining; assisted drilling ... See more keywords
Modeling Evolution of Cutting Force in Ultrasonically Assisted Drilling of Carbon Fiber Reinforced Plastics
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15093392
Abstract: In this study, the effects of process parameters (feed rate, spindle speed, and ultrasonic power level) on the cutting force and delamination in the ultrasonic vibration-assisted drilling of carbon fiber-reinforced plastics (CFRPs) have been investigated.… read more here.
Keywords: cutting force; drilling carbon; assisted drilling; force ... See more keywords