Results 41 to 50 of about 4,614,192 (209)

Evaluation of tool edge wear during turning with applying the Fractal Dimension

open access: yesMechanical Engineering Journal, 2016
Conventionally, the evaluation of wear in the cutting tools have been focused mainly on the rake and flank face, but there is little research (consideration) that paid attention to the cutting edge of the tools. The reason for this is the cutting edge is
Yuzairi ABDUL RAHIM   +2 more
doaj   +1 more source

Tool Life of PM-HSS Cutting Tools when Milling of Titanium Alloy [PDF]

open access: yes, 2017
Machining of titanium alloys meets with poor life of a cutting tool. It is caused by a low thermal conductivity and by a high strength-to-weight ratio of the alloys. Various approaches for cost-effective and productive machining titanium alloys are still
Bach P., Trmal G., Zeman P.
core  

Assisted assignment of automotive safety requirements [PDF]

open access: yes, 2013
ISO 26262, a functional-safety standard, uses Automotive Safety Integrity Levels (ASILs) to assign safety requirements to automotive-system elements. System designers initially assign ASILs to system-level hazards and then allocate them to elements of ...
Araújo, Rui Esteves   +4 more
core   +1 more source

Fundamental research on hobbing considering environment (Influence of various coating films)

open access: yesNihon Kikai Gakkai ronbunshu, 2015
This paper presents tool life (flank wear) and crater wear of four kinds of coated high-speed steel tools and finished surface roughness in hobbing under the conditions of considering environment.
Hironori MATSUOKA   +7 more
doaj   +1 more source

Simulation modeling of tool delivery system in a machining line [PDF]

open access: yes, 2011
This paper describes an industrial project aiming to enhance the existing simulation modeling suites used at a car engine factory in the UK. The company continues to enhance its simulation modeling capabilities towards so called the `total plant modeling'
Ladbrook, J., Tjahjono, Benny
core   +1 more source

High-Efficiency Milling of Inconel 718 Superalloy: Effects of Cutting Conditions on Tool Life and Surface Roughness

open access: yesMachines
Inconel 718 is a Ni-based superalloy with excellent corrosion resistance, heat resistance, high-temperature strength and high creep resistance. It is also known to be a difficult-to-machine material.
Kazumasa Kawasaki
doaj   +1 more source

Machinability analysis of microstructures in pre-hardening plastic mold steel 718

open access: yes工程科学学报, 2020
Owing to strict dimension accuracy demands, pre-hardening treatment has been widely used in the mold for production of large plastic parts. However, the large volume of mold leads to the existence of tempered martensite and bainite structure on the cross
Yu-bin WANG   +3 more
doaj   +1 more source

Conceptualising the impact of information asymmetry on through-life cost: case study of machine tools sector [PDF]

open access: yes, 2018
Information asymmetry (IA) in terms of contextual variety and importance is one of the most challenging aspects of through-life costing in product-service systems (PSS).
Erkoyuncu, J.   +6 more
core   +2 more sources

Development of partially Ni-coated diamond abrasives for electroplated tools

open access: yesNihon Kikai Gakkai ronbunshu, 2014
Electroplated diamond tools are developed for grinding hard and brittle materials because of its low wear resistance. To improve the grinding performance of diamond tools, a single layer of diamond abrasives is electroplated on the tool body.
Yu ZHANG, Yasuhiro TANI, Junji MURATA
doaj   +1 more source

Life Beyond the Mailbox: A Cross-Tool Perspective on Personal Information Management [PDF]

open access: yes, 2002
Email interfaces provide poor support for the personal information management (PIM) activities that users have adopted them for. This paper reports a user study that highlights how two aspects of PIM, information management and task management, cut ...
Boardman, R, Sasse, MA, Spence, R
core  

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