Results 111 to 120 of about 96,603 (255)

Effect of Postweld Heat Treatment on Laser‐Welded Duplex Stainless Steel: Crystallographic Patterns and Fatigue Behavior

open access: yessteel research international, EarlyView.
Laser welding of duplex stainless steel disrupts phase balance, promotes nitride precipitation, and reduces fatigue resistance. Postweld heat treatment restores austenite and dissolves nitrides, but the resulting crystallography and phase morphology still impair fatigue performance.
Aparecida Silva Magalhães   +6 more
wiley   +1 more source

Optimization of roughing operations in cnc machining for rapid manufacturing processes [PDF]

open access: yes, 2013
This paper presents a method for optimizing roughing operations in CNC machining particularly for parts production through a subtractive rapid manufacturing process. The roughing operation in machining is primarily used to remove the bulk of the material
Case, Keith   +2 more
core  

Projekt for manufacturing of gears for Company Stab spol. s r. o. [PDF]

open access: yes, 2020
Diplomová práca opisuje projekt na založenie novej divízie pre firmu ktorá sa zaoberá generálnymi opravami strojov. V prvej časti práce je rozoberaná teoretická časť o výrobnom procese ozubenia a ekonomická časť tejto práce. Hlávne časti práce sú analýza
Štefan Staník
core  

Strategic materials and state capacity in Renaissance Italy. The economic policies of ‘Roman saltpetre’ procurement

open access: yesThe Economic History Review, EarlyView.
Abstract Demonstrating the existence of a soaring demand for strategic materials in fifteenth‐century Rome, the article pioneers research in the late medieval trade in saltpetre, the irreplaceable, rare component of gunpowder, indispensable for waging war following the diffusion of artillery technology.
Fabrizio Antonio Ansani
wiley   +1 more source

A five-axis CNC machining method of orthogonal variable transmission ratio face gear

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2014
In order to verify the validity of the design for the orthogonal variable transmission ratio face gear pair, a five-axis CNC machine tool was used to machine this gear.
Chao LIN   +4 more
doaj   +1 more source

Synchronization for different opinions in Malaysia Multiracial Society: a mathematical exploration study [PDF]

open access: yes, 2017
Malaysia is known for the multiracial and multicultural society who lives together harmoniously despite of the diversities. The tolerance of the people towards each others’ culture and religions has always been the subject of interest for social ...
Kamal Koh, Hasna Heng
core  

Stabilization of Contour Milling on CNC Machines

open access: yesJournal of Engineering Sciences
Contour milling processes are characterized by a quasi-stationary nature, which leads to the need to assign a cutting mode for the entire contour based on the most unfavorable cutting conditions in a particular area. Simultaneously, CNC machines allow for selecting different cutting modes for contour sections, stabilizing cutting conditions along the ...
Yuri Petrakov, Artur Myhovych
openaire   +2 more sources

Problem‐Solving Strategies for Creativity in Business Model Design: A Configurational Study

open access: yesJournal of Management Studies, EarlyView.
Abstract We study how individuals develop mental representations of how a business may create and capture value. Specifically, we analyse how different configurations of problem‐solving strategies lead to creative business models. We observe the design process of 101 experienced business‐model designers in real time, using think‐alouds.
Christian Garaus   +2 more
wiley   +1 more source

Research of precision moving X-Y table of universal milling machine with CNC mod. 6R13F3 [PDF]

open access: yes, 2014
Анотація до дипломної роботи магістра кіндрата Д.Ю. Дослідження точності переміщення стола універсального фрезерного верстата з числовим програмним керуванням на базі мод.
Kindrat, Dmytro   +1 more
core  

Laser Engraving on a CNC Milling Machine

open access: yesActa Materialia Transylvanica
This article details how a commercially available diode laser (VoidMicro LD4070HF Pro) can be integrated into a conventional 3-axis CNC milling machine (HAAS Mini Mill Edu). Thanks to this development, the CNC milling machine is now able to perform a new machining process. The laser module has a major impact on the development of the secondary time, in
Viktor Gergely Ráczi, Balázs Mikó
openaire   +1 more source

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