Results 1 to 10 of about 72,237 (261)

Effect of anvil profile on cutting characteristics of polystyrene bar subjected to wedge indentation

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2020
This research was aiming to investigate cutting characteristics of Polystyrene (PS) 3 mm square bars subjected to indentation of a center bevel (blade angle of 42°) steel blade and stacked on an AL anvil (underlay).
Thepwachara RUCHIRABHA, Shigeru NAGASAWA
doaj   +1 more source

Automated workpiece setting operation by on-machine measurement for efficient ultraprecision cutting of micro-shapes

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2022
Ultraprecision cutting used for creating highly precise components and particularly micro-shapes requires ultraprecision machine tools. However, these machine tools are operated under restricted cutting conditions such as feed rate and depth of cut ...
Meng XU   +3 more
doaj   +1 more source

Analysis and modelling of a rotary forming process for cast aluminum alloy A356

open access: yes, 2015
Spinning of a common aluminum automotive casting alloy A356 (Al-7Si-0.3 Mg) at elevated temperatures has been investigated experimentally with a novel industrial-scale apparatus.
Maijer, D. M., Roy, M. J.
core   +1 more source

Integration of dynamic behaviour variations in the stability lobes method: 3D lobes construction and application to thin-walled structure milling [PDF]

open access: yes, 2006
Vibratory problems occurring during peripheral milling of thin-walled structures affect the quality of the fin- ished part and, to a lesser extent, the tool life and the spindle life.
Arnaud, Lionel   +3 more
core   +2 more sources

Effect of torch angle on arc properties and weld pool shape in stationary GTAW [PDF]

open access: yes, 2013
In this paper, a three dimensional numerical simulation is performed on a stationary arc to study the effect of torch angle in gas tungsten arc welding (GTAW) of SS304 stainless steel.
Abid, Muhammad   +4 more
core   +1 more source

Real-Time Deflection Monitoring for Milling of a Thin-Walled Workpiece by Using PVDF Thin-Film Sensors with a Cantilevered Beam as a Case Study

open access: yesSensors, 2016
Thin-walled workpieces, such as aero-engine blisks and casings, are usually made of hard-to-cut materials. The wall thickness is very small and it is easy to deflect during milling process under dynamic cutting forces, leading to inaccurate workpiece ...
Ming Luo, Dongsheng Liu, Huan Luo
doaj   +1 more source

Fixture Design with FIXES: the Automatic Selection of Positioning, Clamping and Support Features for Prismatic Parts [PDF]

open access: yes, 1989
FIXES is a computer aided system for the automatic generation of set-ups and for fixture design for prismatic parts, to be used in an integrated process planning environment.
Boerma, J.R., Kals, H.J.J.
core   +2 more sources

Strain state and microstructure evolution of AISI-316 austenitic stainless steel during high-pressure torsion (HPT) process in the new stamp design

open access: yesMetalurgija, 2021
The investigation of strain state and microstructure evolution of AISI-316 austenitic stainless steel during highpressure torsion process in the new stamp design was performed. The study using Deform-3D program was conducted.
A. Volokitin   +4 more
doaj  

Spray coating apparatus having a rotatable workpiece holder [PDF]

open access: yes, 1982
A spray coating apparatus is provided for rotating a workpiece relative to a spray station to obtain a uniform coating of the workpiece. In a typical example, the workpiece comprises a ceramic tile which is to be coated with a ceramic coating and the ...
Katvala, V. W., Porter, E. E., Smith, M.
core   +1 more source

An investigation on the mechanics of nanometric cutting and the development of its test-bed [PDF]

open access: yes, 2003
The mechanics of machining at a very small depth of cut (100 nm or less) is not well understood. The chip formation physics, cutting forces generation, resulting temperatures and the size effects significantly affect the efficiency of the process and ...
Cheng, K, Guo, XJ, Holt, R, Luo, X
core   +1 more source

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