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Tool Wear and Modeling
During the cutting process, the tool will gradually become dull. When tool wear reaches a certain point, the cutting force increases, the cutting...
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Research on cryogenic high-speed drilling performance of metal matrix composite materials (Al/SiC) using cryogenically treated drills
Metal matrix composites (MMCs) are a novel class of materials with the benefits of both the metallic materials acting as matrix and the...
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Analysis of high temperature and mixed tool wear effects on UD-CFRP cutting mechanism in stacks drilling
Carbon fiber-reinforced polymer and titanium alloy are widely employed in the aerospace industry. In the integrated drilling of CFRP/Ti stacks, the...
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Deep hole drilling of AISI 1045: effect on hole quality & tool wear under flood, emulsion, and mist cooling technique
In recent times, the move towards sustainable manufacturing is guiding industries to adopt a low-impact manufacturing methodology that can boost...
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Influence of Drill String Size on Hydraulic Elongation Limit of Extended Reach Wells-Taking Well X in Bohai Oilfield as an Example
Accurate prediction of extension limit of extended-reach well is of great significance for safe drilling. Hydraulic extension limit is an important...
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Geometrical Model for Tool Wear Assessment in the Processing of Reinforced Composite
A theoretical study of tool wear assessment during machining of reinforced polymer composite materials is presented. Based on the known experimental...
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Virtual Stigmometer Widget (ViSti) for Precise 5DOF Dental Drill Tool Positioning with Augmented Reality
Dental tool positioning is a challenging manual operation that requires precise 5DOF positioning of the drill -rotation around the tool is not...
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Challenges in Drill Equipment Selection vis-à -vis Underground Excavations – A Methodology
Drilling forms an important component of a drill and blast cycle consuming a considerable time and resources of an excavation cycle and necessitates...
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Extraction of tool wear indicators in peck-drilling of Inconel 718
This paper presents an experimental method for predicting tool wear in drilling Inconel 718 superalloy. The method combines analysis of drilling...
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Effect of cryogenic and electrolytic passivation treatment on wear resistance of M2 high-speed steel
Through cryogenic treatment and electrolytic passivation treatment of M2 high-speed steel (HSS), the effect of electrolytic passivation process...
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Tool wear in ultrasonic vibration–assisted drilling of CFRP: a comparison with conventional drilling
Carbon fiber reinforced polymers (CFRPs) are becoming increasingly prevalent in the industries including automobile, aerospace, and military due to...
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Multivariable control of the undesirable axial vibrations of the horizontal drill string
Although new technologies in energy area such as the wind turbines, solar systems and etcetera are introduced as some alternatives for the oil and...
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Research on drilling CFRP laminate with a thin woven glass fiber surface layer using plane rake–faced twist drill
The delamination produced during drilling CFRP will affect its structural strength seriously. Delamination is closely related to the thrust force...
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Influence of machining parameters on tool wear, residual stresses, and corrosion resistance after milling super duplex stainless steel UNS S32750
The aim of this work is to study the influence of milling parameters on tool wear, surface residual stress, and corrosion resistance of a UNS S32750...
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An Analysis of the Uneven Tool Electrode Wear Mechanism in the Micro-electrical Discharge Machining Process
Micro-electrical discharge machining (micro-EDM) has an issue of uneven tool electrode wear that seriously affects the micro-hole accuracy. However,...
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The effects of grinding process parameters of a cemented carbide micro-drill on cutting edge burr formation
In the forming grinding of a cemented carbide micro-drill, edge burrs are generated. To explore the formation of the edge burrs, the grinding...
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Wear behavior and surface roughness analysis of carbide tools with varying coating for high-speed milling of compacted graphite cast iron
With stricter emissions regulations and higher engine performance demands, the high-quality processing of Compacted graphite cast iron (CGI) for the...
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Wear and corrosion resistance of CoCrNi composite coatings by laser cladding
Two kinds of CoCrNi composite coatings, CoCrNiMo and CoCrNiMoBC, were prepared by laser cladding on the base metal of 304 stainless steel. The wear...
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Experimental and theoretical study on the mechanical properties of titanium alloy drill pipe in short radius and long horizontal wells
Titanium alloy drill pipe as a new type of drill pipe has attracted much attention in the field of unconventional oil and gas development. In order...
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Anti-friction and wear resistance analysis of cemented carbide coatings
Machining cemented carbide coating on workpiece surface can effectively improve wear resistance of friction pair and reduce frictional coefficient...
