Results 21 to 30 of about 69,084 (264)

Research on Classification and Recognition of Micro Milling Tool Wear Based on Improved DenseNet

open access: yesIEEE Access
Due to the small size of micro milling tools and wear sizes even in the micrometer range, monitoring tool wear is extremely challenging. The wear state of cutting tools directly affects machining quality and productivity, becoming a key factor ...
Lei Feng   +3 more
doaj   +1 more source

Influence of Tool Wear on Form Deviations in Dry Machining of UNS A97075 Alloy

open access: yesMetals, 2021
Geometrical tolerances play a very important role in the functionality and assembly of parts made of light alloys for aeronautical applications. These parts are frequently machined in dry conditions.
Francisco Javier Trujillo Vilches   +4 more
doaj   +1 more source

Research on Tool Wear Based on 3D FEM Simulation for Milling Process

open access: yesJournal of Manufacturing and Materials Processing, 2020
In the process of metal cutting, the anti-wear performance of the tool determines the life of the tool and affects the surface quality of the workpiece. The finite element simulation method can directly show the tool wear state and morphology, but due to
Zhibo Liu   +5 more
doaj   +1 more source

Study on Characteristics of Tool Wear and Breakage of Ultrasonic Cutting Nomex Honeycomb Core with the Disc Cutter

open access: yesApplied Sciences, 2023
Ultrasonic cutting is an advanced technology for processing Nomex honeycomb materials. The disc cutter is one of the most commonly used tools, whose wear and breakage state have an important impact on the honeycomb material machining process.
Leilei Li   +5 more
doaj   +1 more source

Analysis of Influence of Spindle Speed and Feeding Speed to Tool Wear and Surface Roughness

open access: yesJEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering), 2016
One of the problem in metal cutting is tool wear. Its close relation to the expected tool life and quality of product, make tool wear become object of investigation. Eventough tool manufacturers always give recommendation on machining parameter, but they
D. L. Zariatin, Reza Febriatna
doaj   +1 more source

Analysis of Tool Wear in GH4169 Material Milling Process

open access: yesLubricants, 2023
Nickel-based superalloy GH4169 is a material with strong mechanical properties and is difficult to process. In order to reduce tool wear during material processing and improve the workpiece surface processing quality, based on the finite element ...
Xueguang Li   +3 more
doaj   +1 more source

Establishment of a humanized patient‐derived xenograft mouse model of high‐grade serous ovarian cancer for preclinical evaluation of combination immunotherapy

open access: yesMolecular Oncology, EarlyView.
We have established a humanized orthotopic patient‐derived xenograft (Hu‐oPDX) mouse model of high‐grade serous ovarian cancer (HGSOC) that recapitulates human tumor–immune interactions. Using combined anti‐PD‐L1/anti‐CD73 immunotherapy, we demonstrate the model's improved biological relevance and enhanced translational value for preclinical ...
Luka Tandaric   +10 more
wiley   +1 more source

Multi-Step-Ahead Tool State Monitoring Using Clustering Feature-Based Recurrent Fuzzy Neural Networks

open access: yesIEEE Access, 2021
Reliable and precise multi-step-ahead tool wear state prediction is significant to modern industries for maintaining part quality and reducing cost. This study proposes a Clustering Feature-based Recurrent Fuzzy Neural Network (CFRFNN) for tool wear ...
Jiachen Yao, Baochun Lu, Junli Zhang
doaj   +1 more source

Comparative Analysis and Monitoring of Tool Wear in Carbon Fiber Reinforced Plastics Drilling [PDF]

open access: yes한국정밀공학회지, 2020
Recently, carbon fiber-reinforced plastic (CFRP) has been attracting much attention in various industries because of its beneficial properties such as excellent strength, modulus per unit density, and anti-corrosion properties. However, there are several
Kyeong Bin Kim   +4 more
doaj   +1 more source

Avidin is evolutionarily conserved in fish but dispensable for development and resistance against Streptococcus agalactiae in zebrafish

open access: yesFEBS Open Bio, EarlyView.
The presence of biotin‐binding avidin proteins in fish and their biological significance are poorly characterized. We cataloged fish avidins and demonstrate that they are widely present and evolutionarily conserved. We created avd knockout zebrafish and show that zebavidin is dispensable for development and that resistance of avd knockout embryos in ...
Anni K. Saralahti   +5 more
wiley   +1 more source

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