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Optimized Design of Precision EDM Machine Tool based on CAE Simulation and Modal Testing Technology [PDF]

open access: yesE3S Web of Conferences, 2021
For precision EDM equipment, in addition to the static stiffness of the body of the machine, the dynamic characteristics of the body and the ambient temperature are also the key factors that affect the machining accuracy of the workpieces. In this paper,
Liu Jianyong   +3 more
doaj   +1 more source

Prediction of Machining Condition Using Time Series Imaging and Deep Learning in Slot Milling of Titanium Alloy

open access: yesJournal of Manufacturing and Materials Processing, 2022
Low surface quality, undesired geometrical and dimensional tolerances, and product damage due to tool wear and tool breakage lead to a dramatic increase in production cost.
Faramarz Hojati   +3 more
doaj   +1 more source

Potentials of grinding process simulations for the analysis of individual grain engagement and complete grinding processes

open access: yesFrontiers in Manufacturing Technology, 2023
Grinding processes are very complex due to the multitude of influencing parameters, resulting from the stochastic tool topography with numerous geometrically undefined abrasive cutting edges. Thus, the efficient design and optimization of these processes
Petra Wiederkehr   +4 more
doaj   +1 more source

Investigation of Pressure Fields Generated by Two Simultaneous Discharges in Liquid Initiated by Wires

open access: yesJournal of Manufacturing and Materials Processing, 2023
The pressure fields generated by two simultaneous discharges have not been investigated on any notable scale for the electrohydraulic impulse forming method.
Mykhaylo Knyazyev   +2 more
doaj   +1 more source

Minimisation of Pose-Dependent Regenerative Vibrations for 5-Axis Milling Operations

open access: yesJournal of Manufacturing and Materials Processing, 2021
The machining of free-formed surfaces, e.g., dies or moulds, is often affected by tool vibrations, which can affect the quality of the workpiece surface. Furthermore, in 5-axis milling, the dynamic properties of the system consisting of the tool, spindle
Ines Wilck   +4 more
doaj   +1 more source

Through-Mask Electrochemical Micromachining with Reciprocating Foamed Cathode

open access: yesMicromachines, 2020
A through-mask electrochemical micromachining process with a foamed cathode (foamed-cathode through-mask electrochemical micromachining (TMEMM)) has recently been proposed involving micro-scale surface microstructures with a high geometric consistency ...
Chenhao Zhao   +7 more
doaj   +1 more source

Disturbance of the Regenerative Effect by Use of Milling Tools Modified with Asymmetric Dynamic Properties

open access: yesJournal of Manufacturing and Materials Processing, 2020
Milling processes are often limited by self-excited vibrations of the tool or workpiece, generated by the regenerative effect, especially when using long cantilevered tools or machining thin-walled workpieces.
Jonas Baumann   +3 more
doaj   +1 more source

Influence of the radius of the generatrix of flank surface on the geometric parameters of the cutting wedge of the twist drill [PDF]

open access: yesE3S Web of Conferences, 2023
Drills with various flank surface shapes are widely used to machine holes. Drill teeth have flank surfaces of various shapes, flat, conical and helical.
Pivkin Petr   +3 more
doaj   +1 more source

Facile Fabrication of Highly Perforated Hollow Metallic Cylinder with Changeable Micro-Orifices by Electroforming-Extrusion Molding Hybrid Process

open access: yesMicromachines, 2020
A seamless thin-walled hollow metallic cylinder with array of micro-perforations is one of the key components for some products. Normally, these micro-perforations are formed by removing material from the given metallic hollow cylinder (pipe or tube) one
Junzhong Zhang   +6 more
doaj   +1 more source

Influence of a Discontinuous Process Strategy on Microstructure and Microhardness in Drilling Inconel 718

open access: yesJournal of Manufacturing and Materials Processing, 2021
Nickel-base alloys are proven materials in the fields of the aerospace and oil industry, which is due to their characteristic material properties of high temperature strength, high toughness and good oxidation resistance.
Tobias Wolf, Ivan Iovkov, Dirk Biermann
doaj   +1 more source

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