Results 51 to 60 of about 659,809 (249)

Meshing characteristics of variable hyperbolic circular-arc tooth trace cylindrical gears with cutter errors [PDF]

open access: yesMechanical Sciences
We investigate the relationship between cutter errors and meshing characteristics of the variable hyperbolic circular-arc tooth trace (VH-CATT) cylindrical gears. Firstly, based on the tooth surface forming principle, the tooth surface mathematical model
D. Ma, J. Long, Z. Zhu
doaj   +1 more source

On Hirth Ring Couplings: Design Principles Including the Effect of Friction [PDF]

open access: yes, 2018
Rings with Hirth couplings are primarily used for the accurate positioning of axial-symmetric components in the machine tool industry and, generally, in mechanical components. It is also possible to use Hirth rings as connection tools.
Croccolo, Dario   +5 more
core   +2 more sources

Accurate Finite Element Modeling Method of Herringbone Gear based on Multipoint Constraint Method

open access: yesJixie chuandong, 2022
A sufficiently refined mesh at the stress position is the basis for finite element analysis of gears to obtain accurate tooth surface contact stress and tooth root bending stress.
Guanwang Geng, Wei Liu, Qingsong Zhang
doaj  

Numerical tooth contact analysis of gear transmissions through the discretization and adaptive refinement of the contact surfaces [PDF]

open access: yes, 2016
The tooth contact analysis (TCA) is an important resource for the design of gear drives. This widely used analysis provides the contact pattern, contact path and the function of transmission errors that are directly related to the performance of the gear
Iserte Vilar, José Luis   +2 more
core   +1 more source

Transient Displacement Response to Pulse Excitations on Periodontal Tissues [PDF]

open access: yes, 1988
In the field of dental study it is most fundamental and necessary to estimate the condition of periodontium. In order to examine a mechanical characteristics of periodontium, the theoretical displacement response to periodontal mechanical model (three ...
Isayama, Yoshiharu   +2 more
core   +1 more source

Within-guild dietary discrimination from 3-D textural analysis of tooth microwear in insectivorous mammals [PDF]

open access: yes, 2013
Resource exploitation and competition for food are important selective pressures in animal evolution. A number of recent investigations have focused on linkages between diversification, trophic morphology and diet in bats, partly because their roosting ...
Crumpton, Nicholas   +4 more
core   +2 more sources

Rapid Prototyping and Tooth Contact Analysis of Eccentric Cycloid Gear Mesh

open access: yesJournal of KONBiN, 2019
This paper presents a mathematical model and tooth contact analysis of eccentric cycloid gear mesh. Numerical simulations aimed at generating contact pattern for a sample gear pair were performed.
M. Batsch
semanticscholar   +1 more source

Simulation Analysis of the Dynamic Performance of Multi Tooth Meshing of Filtering Reducer based on ANSYS- LS / DYNA

open access: yesJixie chuandong, 2015
The filtering reducer structure principle and multi tooth elastic meshing effect are introduced,with the help of explicit dynamics software ANSYS / LS- DYNA,the three- dimensional nonlinear finite element contact analysis model is established,the dynamic
Lei Xiaochun   +4 more
doaj  

Mathematic design and computer analysis of curve-surface conjugated face gear pair

open access: yesAdvances in Mechanical Engineering
The mathematic model and computer analysis model of curve-surface conjugated face gear pair are developed on the basis of the principle of differential geometry.
Jun Wang   +3 more
doaj   +1 more source

Effect of contact ratio on spur gear dynamic load [PDF]

open access: yes
A computer simulation is presented which shows how the gear contact ratio affects the dynamic load on a spur gear transmission. The contact ratio can be affected by the tooth addendum, the pressure angle, the tooth size (diametral pitch), and the center ...
Lin, Hsiang Hsi   +3 more
core   +1 more source

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