Results 21 to 30 of about 1,170,022 (307)

Process Characteristics of Horizontal Log Band Saw in Cutting Frozen Beech

open access: yesDrvna Industrija, 2015
The paper presents the research results of process characteristics during cutting beech prisms on horizontal log band saw type Mebor HTZ–1000. The band saw blades were equipped with swaged teeth and stellited teeth.
Mikuláš Siklienka   +4 more
doaj   +1 more source

High-Power Fiber Laser Cutting for 50-mm-Thick Cement-Based Materials [PDF]

open access: yes, 2020
This experimental research highlights the applicability of laser cutting to cement-based materials using multimode fiber lasers. A 9 kW multimode fiber laser is used, and the experimental variables are the water-to-cement ratio, laser speed, and material
Lee, Dongkyoung   +2 more
core   +1 more source

An Innovative Approach to the Forecasting of Energetic Effects While Wood Sawing

open access: yesDrvna Industrija, 2015
In the classical approach, energetic effects (cutting forces and cutting power) of wood sawing process are generally calculated on the basis of the specifi c cutting resistance, which is in the case of wood cutting the function of more or less important ...
Kazimierz Orlowski   +2 more
doaj   +1 more source

Bionic Optimization Design and Experiment of Reciprocating Cutting System on Single-Row Tea Harvester

open access: yesAgronomy, 2022
The reciprocating cutting system is one of the key parts of a tea harvester; and its cutting performance directly determines the cutting power consumption and harvesting quality of the machine.
Zhe Du   +5 more
doaj   +1 more source

Dynamic cutting process modelling and its impact on the generation of surface topography and texture in nano/micro cutting [PDF]

open access: yes, 2009
In the nano/micro cutting process, the surface quality is heavily dependent on all the dynamic factors, including those from the material, tooling, process parameters, servo accuracy, mechanical structural stiffness, and non-linear factors as well.
Cheng, K, Zhou, L
core   +1 more source

Analysis a cutting edge geometry influence on circular saw teeth at the process of crosscutting wood

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2009
Nowadays, the wood cutting process looks like a technological scheme consisting of several connected and relatively inseparable parts. The crosscutting wood is the most widespread in the process of fo­rest exploitation; it is used at tree exploitation ...
Ján Kováč, Milan Mikleš
doaj   +1 more source

The effect of cutting conditions on power inputs when machining [PDF]

open access: yes, 2016
Any technological process involving modification of material properties or product form necessitates consumption of a certain power amount. When developing new technologies one should take into account the benefits of their implementation vs.
Gruby, S. V.   +2 more
core   +1 more source

Energy Consumption Model for Drilling Processes Based on Cutting Force

open access: yesApplied Sciences, 2019
Accurate energy consumption modelling is critical for the improvement of energy efficiency in machining. Existing energy models of machining processes mainly focus on turning or milling, and there are few energy models for drilling.
Qi Wang   +4 more
doaj   +1 more source

The Design and Experimental Validation of a Biomimetic Stubble-Cutting Device Inspired by a Leaf-Cutting Ant’s Mandibles

open access: yesBiomimetics, 2023
Under the conditions of conservation tillage, the existence of the root–soil complex greatly increases the resistance and energy consumption of stubble-cutting blades, especially in Northeast China.
Hongyan Qi   +6 more
doaj   +1 more source

Experimental and numerical study of laser-assisted machining of Ti6Al4V titanium alloy [PDF]

open access: yes, 2014
Laser-assisted machining combines several experimental parameters such as cutting speed, feed rate, depth of cut, laser power and distance between tool rake face and the laser beam axis.
AYED, Yessine   +3 more
core   +6 more sources

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