Despite the growth of composites and other lightweight materials, aluminium alloys remain an attractive choice aerospace industry due to their mature manufacturing processes, good resistance fatigue crack superior damage tolerance. In industry, drilling process is most challenging among all machining as millions holes are required for producing riveted bolted joints in assembly operation aircraft's structures. The major challenges which arise from these characterized by poor hole quality...

In industries such as aerospace and automotive, drilling many holes is commonly required to assemble different structures where machined need comply with tight geometric tolerances. Multi-spindle using a poly-drill head an industrial hole-making approach that allows several simultaneously. Optimizing process parameters also improves machining processes. This work focuses on the optimization of two processes—namely, one-shot multi-hole drilling—using Taguchi method. Analysis variance...

Fog computing is an encouraging technology in the coming generation to pipeline breach between cloud data centers and Internet of Things (IoT) devices. not a counterfeit for but persuasive counterpart. It also accredits by utilizing edge network while still rendering possibility interact with cloud. Nevertheless, features fog are encountering novel security challenges. The end users and/or nodes brings major dilemma implementation real life scenario. Although there several works investigated...

Aluminium alloys are extensively used in different industries due to their good mechanical properties, machinability, low cost and reliable inspection. Drilling is one of the most important machining processes for assembly operations. The number holes required an may vary from several millions depending on application which increases manufacturing time costs. In this study, a multi-spindle drill head also known as poly-drill perform multi-hole simultaneous drilling with aim increase...

In this study, the burr and slot widths formed after micro-milling process of Inconel 718 alloy were investigated using a rapid accurate image processing method. The measurements obtained user-defined subroutine for processing. To determine accuracy developed imaging technique, automated measurement results compared against measured manual For cutting experiments, was machined several tools with different geometry, such as helix angle, axial rake number edges. images slots captured scanning...

Abstract S2 glass fibre reinforced epoxy composites are widely used in aeronautical applications owing to their excellent strength weight ratio. Drilling fibres can be cumbersome due abrasive nature and poor thermal conductivity. Moreover, the use of conventional coolants is not desirable contamination additional costs for cleaning machine part. An alternative environmentally friendly such as liquid nitrogen (LN 2 ) which have been previously employed machining metals composites. The current...

This study investigates the comparison of microstructural and mechanical properties a novel ternary reinforced AA7075 hybrid metal matrix composite. Four samples, including (base alloy), AA7075-5wt %SiC (MMC), %SiC-3wt %RHA (s-HMMC), %RHA-1wt %CES (n-HMMC) were developed using stir casting liquid metallurgy route, followed by heat treatment. The experimental densities corresponded with theoretical values, confirming successful fabrication samples. A minimum density 2714 kg/m3 was recorded...

This research focuses on the fabrication and characterization of TAZ532-xNb composites, employing high-purity, micron-sized powders Mg, Sn, Al, Zn, Mn, Nb as raw materials. These were subjected to a paraffin coating process aimed at mitigating oxidation. The formation composites was achieved via hot pressing followed by surface preparation analysis using scanning electron microscopy (SEM) energy-dispersive spectroscopy (EDS). An X-ray diffraction (XRD) study conducted identify...

This work presents the application of both uniaxial and bi-axial in-plane loads to unidirectional carbon fiber reinforced polymer laminates using a newly developed Arcan fixture, which is reliable experimental set-up obtain uniform shear stress field in butterfly specimen. The can be used for damage model validation parameters identification at various orientations while same specimens. A sequential study was completed highlight influence diffused induced pure on direction tensile behavior...

Millions of holes are produced in many industries where efficient drilling is considered the key factor their success. High-quality possible with proper selection process parameters, appropriate tools, and machine setup. This paper deals effects parameters such as spindle speed feed rate on chips analysis hole quality like surface roughness, size, circularity, burr formation. Al7075-T6 alloy, commonly used aerospace industry, was for process, dry experiments were performed using high-speed...

In this study, mechanical testing of glass bead (GB), fiber (GF), and hybrid (GB/GF) composites was carried out. Following that, drilling tests were undertaken on bead/fiber-reinforced Polyamide 66 (PA66) polymer composites. The purpose study is to determine the properties cutting elements effect parameters (spindle speed feed rate) reinforcement ratios thrust force surface roughness (Ra). contribution investigated outcomes determined using statistical analysis. Optical microscopy scanning...

The focus of this research is to develop a specialized multidisciplinary design optimization framework for composite sandwich-structured radomes. Radomes play crucial role in safeguarding antenna systems from challenging environmental conditions. However, they can adversely impact the electromagnetic performance antenna. Unlike traditional approaches that separately address and mechanical responses, our considers both aspects concurrently, resulting more efficient process. main objectives...

Multi-spindle drilling simultaneously produces multiple holes to save time and increase productivity. The assessment of hole quality is important in any process influenced by characteristics the cutting tool, parameters machine capacity. This study investigates performance uncoated carbide, coated carbide (TiN TiCN) drills when machining Al2024 aluminium alloy. Thrust force quality, such as presence burrs surface roughness, were evaluated. results show that performed better than TiN TiCN...

SAC305 lead-free solder alloy is widely used in the electronic industry. However, problems associated with growth formation of intermetallic compounds need further research, especially at high temperatures. This study investigates doping Bismuth into various compositions 1, 2, and 3 wt.%. The microstructure terms compound particles mechanical properties was examined after thermal aging temperatures 100 °C 200 for 60 h. examination observed using scanning electron microscopy, chemical...

Integrating sustainability, a flexible manufacturing system, and Industry 4.0 resolves the issues of fluctuating market demand arising from customization requirements. Modular products allow flexibility to adapt changing requirements optimize resource utilization. In this study, method was proposed applied two products, i.e., 3D printer an electric toothbrush featuring modular architecture, multiple product versions, customization, contribute development sustainable systems. From results...

Drilling is an important machining process in various manufacturing industries. High-quality holes are possible with the proper selection of tools and cutting parameters. This study investigates effect spindle speed, feed rate, drill diameter on generated thrust force, formation chips, post-machining tool condition, hole quality. The surface defects top bottom edge conditions were also investigated using scan electron microscopy. drilling tests carried out AA2024-T3 alloy under a dry...

Abrasive waterjet machining is applied in various industries for contour cutting of heat-sensitive and difficult-to-cut materials like austenitic stainless steel 304L, with the goal ensuring high surface integrity efficiency. In alignment this manufacturing aspiration, experimental analysis optimization were carried out on abrasive 304L objectives minimizing roughness maximizing material removal rate. process, process parameters are critical factors influencing performance. Accordingly,...

Purpose The research on lead-free solder alloys has increased in past decades due to awareness of the environmental impact lead contents soldering alloys. This led introduction and development different grades global market. Tin-silver-copper is a alloy which been acknowledged by consortia as good alternative conventional tin-lead alloy. purpose this paper provide comprehensive knowledge about tin-silver-copper series. Design/methodology/approach approach study reviews microstructure some...