Results 11 to 20 of about 872,163 (296)

Effects of Shoulder Geometry on Microstructures and Mechanical Properties of Probeless Friction Stir Spot Welded Aluminum 7075-T651 Sheets

open access: yesMetals, 2020
In this work, three types of probeless tools (archimedes, involute, and concave tools) were designed. A 7075-T651 sheet of 1.0 mm thickness was welded using the designed probeless tools.
Xingrong Chu   +4 more
doaj   +1 more source

The role of tool geometry in process damped milling [PDF]

open access: yes, 2010
The complex interaction between machining structural systems and the cutting process results in machining instability, so called chatter. In some milling scenarios, process damping is a useful phenomenon that can be exploited to mitigate chatter and ...
A Ganguli   +23 more
core   +1 more source

Manual measurement of retinal bifurcation features [PDF]

open access: yes, 2010
This paper introduces a new computerized tool for accurate manual measurement of features of retinal bifurcation geometry, designed for use in investigating correlations between measurement features and clinical conditions.
Al-Diri, Bashir   +3 more
core   +1 more source

Effect of milling strategy and tool geometry on machining cost when cutting titanium alloys

open access: yesSouth African Journal of Industrial Engineering, 2015
The growing demands on aerospace manufacturers to cut more difficult-to-machine materials at increasing material removal rates require that manufacturers enhance their machining capability.
Conradie, Pieter   +3 more
doaj   +1 more source

On the Friction Stir Welding of Al 7075 Thin Sheets

open access: yesMetals, 2020
The aim of this work was to weld thin sheets (2 mm) of Al 7075 in a butt joint configuration using friction stir welding and to identify the appropriate tool geometry and optimum process parameters.
Andreas Dimopoulos   +3 more
doaj   +1 more source

Avoidance of Drill Cap Formation in CFRP-Titanium Stack Materials by Using Vibration Assisted Drilling with Defined Coupling of the Oscillation

open access: yesJournal of Machine Engineering, 2023
Drilling of rivet holes in stacked materials consisting of CFRP and Ti-6Al-4V still represents unique challenges. It is common practice to drill the material layers using one single tool.
Stephan Krall   +4 more
doaj   +1 more source

Theoretical and Experimental Investigation of Tool Inclination Angle in Turning Operation [PDF]

open access: yesEngineering and Technology Journal, 2011
This paper introduces a mathematical model to calculate the amount of tool inclination angle in turning operation depending on controlling the chip flow along the cutting edge, and to simplify the setting of this angle and the direct relation with nose ...
Ali Abbar Khleif   +1 more
doaj   +1 more source

The Virtual Geometry Model [PDF]

open access: yesEPJ Web of Conferences, 2020
The Virtual Geometry Model (VGM) is a geometry conversion tool, providing conversion between Geant4 and ROOT TGeo geometry models. Its design allows inclusion of another geometry model by implementing a single sub-module instead of writing bilateral ...
Hřivnáčová Ivana
doaj   +1 more source

Influence of Tool Geometry and Tool Material on the Formability and Formed Part Accuracy in Single Point Incremental Forming [PDF]

open access: yesMATEC Web of Conferences
Single Point Incremental Forming (SPIF) has been developed as a versatile technique for manufacturing complex sheet metal components without requiring custom dies.
Nagar Suryakant   +4 more
doaj   +1 more source

Effect of Insert Angles on Cutting Tool Geometry [PDF]

open access: yesЖурнал інженерних наук, 2020
An analysis of publications has shown that mechanically clamped indexable inserts are predominantly used in modern tool manufacturing. Each insert has its shape and geometry in the tool coordinate system. The static system’s required geometry is achieved
Shvets S. V., Astakhov V. P.
doaj   +1 more source

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