Results 41 to 50 of about 102,960 (265)

Optimization of Grinding Parameters for Minimum Grinding Time When Grinding Tablet Punches by CBN Wheel on CNC Milling Machine

open access: yesApplied Sciences, 2019
Cutting regime parameters play an important role in determining the efficiency of the grinding process and the quality of the ground parts. In this study, the influences of the cutting parameters, including the cutting depth (ae), the feed rate (Fe) and ...
N. Vu   +7 more
semanticscholar   +1 more source

CNC milling of EVA foam with varying hardness for custom orthotic shoe insoles and process parameter optimization

open access: yesJournal of Mechanical Engineering and Sciences, 2019
CNC milling strategy of EVA foam with varying hardness to provide a high degree of surface roughness of orthotic shoe insoles is presented in this work.
P. W. Anggoro   +6 more
doaj   +1 more source

A comparative study between x-rays and gamma-rays irradiation on electrical characteristics of bipolar junction transistors (BJTS) [PDF]

open access: yes, 2017
Irradiation impact of gamma rays and X-rays on bipolar junction transistors (BJTs) in terms of electronic excitation due to transfer of energy and subsequent ionization, as well as energy transfer to atomic nuclei is studied using in-situ method ...
Abdul Amir, Haider F.   +4 more
core   +1 more source

A multi-sensor based online tool condition monitoring system for milling process [PDF]

open access: yes, 2018
Tool condition monitoring has been considered as one of the key enabling technologies for manufacturing optimization. Due to the high cost and limited system openness, the relevant developed systems have not been widely adopted by industries, especially ...
Li, Weidong   +4 more
core   +1 more source

Automatic Generating CNC-Code for Milling Machine

open access: yes, 2013
G-code is the main factor in computer numerical control (CNC) machine for controlling the tool-paths and generating the profile of the object's features. For obtaining high surface accuracy of the surface finish, non-stop operation is required for CNC machine.
Chalakorn Chitsaart   +3 more
openaire   +1 more source

On Vibration Joint Time-Frequency Investigations of CNC Milling Machines for Tool Trajectory Task Conformity Estimation

open access: yesShock and Vibration, 2018
This study deals with estimation of milling shape accuracy and trajectory conformity for small CNC 3D milling machines, based on vibration monitoring during the regular working cycles.
Silviu Nastac
doaj   +1 more source

Pengaruh Kesalahan Dimensi terhadap Ketelitian Gerak Output Mesin Milling 3 Axes [PDF]

open access: yes, 2017
The CNC (Computer Numerically Controlled) machine is a tool equipped with a computer-controlled mechanical and control system capable of reading N, G, F, T, and other code instructions. The codes will be instructed to the CNC machine interface system, so
Syafri, S. (Syafri)   +1 more
core  

A simulated investigation on the machining instability and dynamic surface generation [PDF]

open access: yes, 2005
In this paper, the authors propose the generic concept of machining instability based on the analysis of all kinds of machining instable behaviors and their features.
Altintas   +13 more
core   +1 more source

Human Brain Vasculature‐on‐a‐Chip Model Constructed With Microvessels Isolated From Cryopreserved Postmortem Human Brain Tissue

open access: yesAdvanced Healthcare Materials, EarlyView.
This manuscript describes the cultivation of viable microvessels from cryopreserved human brain tissue. When embedded in hydrogels and cultured in microfluidic devices, these microvessels exhibit complex architectures reminiscent of arterioles and capillaries, can be perfused, and display intact barrier function. Collectively, these results demonstrate
Brian J. O'Grady   +5 more
wiley   +1 more source

Type of construction and making of CNC milling machine because of pattern making [PDF]

open access: yes, 2013
Bakalářská práce se zabývá návrhem a realizací modelářské CNC frézky. V první části jsou popsány možnosti konstrukčního řešení malých CNC strojů. Druhá část popisuje návrh a realizace vlastní CNC frézky.
Knapil, Josef
core  

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