Results 11 to 20 of about 2,570 (281)

Comparison of conventional drilling and helical milling for hole making in Ti6Al4V titanium alloy under sustainable dry condition

open access: yesManufacturing Review, 2021
Hole drilling in Ti6Al4V titanium alloy is challenging due to its poor machinability resulting from high-temperature strength and low thermal conductivity.
Akula Sneharika   +3 more
doaj   +1 more source

Drilling and helical milling for hole making in multi-material carbon reinforced aluminum laminates

open access: yesInternational Journal of Lightweight Materials and Manufacture, 2022
Dissimilar properties of the constituent materials in Fiber Metal Laminates (FMLs) make hole making a demanding task. Improper selection of the process and the process parameters can result in poor surface quality, dimensional inaccuracy, or even failure
Gururaj Bolar   +2 more
doaj   +1 more source

Modeling and Predicting the Machined Surface Roughness and Milling Power in Scot’s Pine Helical Milling Process

open access: yesMachines, 2022
Helical milling with the advantages of stable machining process, a well-machined surface quality, etc., is an interest of researchers and producers. Machined surface roughness (arithmetic mean deviation (Ra) and maximum height of the assessed profile (Rz)
Rongrong Li, Fan Yang, Xiaodong Wang
doaj   +1 more source

Helical Milling and Drilling for Hole-Making in CARALL: Experimental Evaluation

open access: yesEngineering Proceedings, 2023
Carbon fiber-reinforced aluminum laminates, known as CARALL, have wide applications in aircraft structures. However, numerous holes must be processed to assemble these structures, which is conventionally practiced through drilling.
Madhusudhan Balkundhi   +2 more
doaj   +1 more source

Research on Milling Characteristics of Titanium Alloy TC4 with Variable Helical End Milling Cutter

open access: yesMachines, 2022
The application of variable helical end mills to the milling of titanium alloys can suppress the regeneration effect during the machining process and ensure the stability of milling.
Xiangming Hu   +3 more
doaj   +1 more source

Modeling and analyses of helical milling process [PDF]

open access: yesThe International Journal of Advanced Manufacturing Technology, 2016
A comparison between the geometry of the helical milling specialized tool and conventional end mill was firstly introduced. Furthermore, a mathematical model, in which the cutting area was divided into different cutting zones, was established to simulate the cutting depths and volume of the different cutting edges (three kinds) on specialized tool ...
Tian, Yanling   +5 more
openaire   +1 more source

Machining Temperature, Surface Integrity and Burr Size Investigation during Coolant-Free Hole Milling in Ti6Al4V Titanium Alloy

open access: yesLubricants, 2023
Modern Aircraft structures use titanium alloys where the processing of holes becomes essential to assemble aerospace parts. Considering the limitations of drilling, the study evaluates the helical milling for hole processing in Ti6Al4V.
Ragavanantham Shanmugam   +4 more
doaj   +1 more source

Experimental investigation on the performance of helical milling for hole processing in AZ31 magnesium alloy

open access: yesJournal of King Saud University: Engineering Sciences, 2022
A comparative evaluation of conventional drilling and helical milling to process holes in AZ31 Magnesium alloy is reported. The results highlight the advantages of helical hole milling over the mechanical drilling process in terms of lower machining ...
Justin Aral Gonsalves   +2 more
doaj   +1 more source

Identification and analysis of cutting force coefficients in the helical milling process

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2020
Cutting forces are often used to optimize cutting parameters and analyze cutting characteristics of the tool. Accurate prediction of cutting forces is critical to understand deeply of the cutting process, especially for helical milling of the difficult ...
Haiyan WANG   +4 more
doaj   +1 more source

Analysis of 3-DOF Cutting Stability of Titanium Alloy Helical Milling Based on PKM and Machining Quality Optimization

open access: yesMachines, 2022
Aiming at the requirements of titanium alloy holes in aircraft industry, the 3-DOF cutting stability and surface quality optimization of parallel kinematic manipulator (PKM) are studied. The variation of natural frequencies with the end-effector position
Xuda Qin   +5 more
doaj   +1 more source

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