Results 11 to 20 of about 542,284 (282)

Design and Analysis of Asymmetric Involute Gear

open access: yesJixie chuandong, 2015
The asymmetric involute gear tooth is designed,a collaborative coordinate of rack cutter,gear blanks and frame is built,the end face of rack cutter is designed,the tooth profile equation is determined,the tooth profile is simulated.The stress of single contact point to active small gear is analyzed,four force pressure angle combination are calculated ...
Li Jianguo, Zhang Haiwei, Chen Zhenguo
doaj   +4 more sources

Design and Investigation of an Asymmetric Logarithmic Spiral Gear Drive

open access: yesApplied Bionics and Biomechanics, 2022
Sliding on gear teeth working surfaces has negative effects on the performances of gears, such as tooth surface wear, pitting, etc. In order to reduce the gear sliding during high speed and heavy load, a new type of pure rolling gear, named as an ...
Zenghuang He   +4 more
doaj   +2 more sources

Analysis of Transient Elastohydrodynamic Lubrication of Asymmetric Polymer Gear

open access: yesJixie chuandong, 2021
Polymer gears are light and corrosion resistant, which can reduce noise and improve economic benefits. Correspondingly, polymer gear teeth are weaker than metal ones, so asymmetric design is adopted to improve the strength of polymer gear.
Mingyu Zuo   +5 more
doaj   +2 more sources

Analysis of Contact Strength of Asymmetric Gear for Small Diameter Turbodrill Reducer

open access: yesJixie chuandong, 2020
Small diameter turbodrill with reducer is widely used in the field of geological drilling,but the radial size of the turbodrill is strictly limited and the reducer requires a high output torque,so it is of great engineering significance to optimize the ...
Zhang Xiang, Zhou Qin, Zhang Kai
doaj   +2 more sources

Design and meshing characteristics of curvilinear cylindrical gears with asymmetric teeth. [PDF]

open access: yesSci Rep
Current research on curvilinear cylindrical gears primarily focuses on symmetric teeth, with little attention given to curvilinear cylindrical gears with asymmetric teeth. To investigate the impact of asymmetric tooth design on the meshing performance of
Zhang X.
europepmc   +2 more sources

Reduction of Noise and Vibration of Spur Gear by Using Asymmetric Teeth Profiles with Tip Relief

open access: yesJournal of Engineering, 2015
Reduction of noise and vibration in spur gear experimentally by using asymmetric teeth profiles with tip relief was presented. Both of classical (symmetric) and asymmetric (with and without tip relief) spur gears are used in this work.
Mohammad Qasim Abdullah   +2 more
doaj   +3 more sources

Exact Solution of Mesh Stiffness and Analysis of Tooth Profile Parameters for Asymmetric Gear Pairs

open access: yesJixie chuandong
Asymmetric gears are a new type of involute gears with different pressure angles on each side of a gear tooth. Gear tooth profile parameters have a great influence on the performance of a gear pair, such as its tooth profile shape, motion characteristics,
Yang Yong   +4 more
doaj   +2 more sources

Dynamics Characteristic Analysis of Involute Gear with Asymmetric Tooth Considering the Influence of Time-varying Stiffness and Backlash

open access: yesJixie chuandong, 2019
To obtain more accurate dynamics change law for asymmetric involute gear, dynamics model of asymmetric involute gear is established by introducing time-varying stiffness and gear backlash.
Qi Chen   +3 more
doaj   +2 more sources

A shape-independent analytical method for gear mesh stiffness with asymmetric spalling defects. [PDF]

open access: yesSci Rep
Spalling, a common failure mechanism of gear systems, greatly affects the dynamics of gears operation, which is reflected in the time-varying mesh stiffness (TVMS). Current TVMS models often overestimate the asymmetric spalling phenomenon and may lead to
Jin Y, Zhang Q, Chen Y, Zu T.
europepmc   +2 more sources

Surface-energy ratchet motor with geometrical symmetry driven by biased random walk. [PDF]

open access: yesSci Rep
A geometrically symmetric gear with asymmetric surface wettability exhibits one-way spin on a vibrating water bed. On the side face of the gear, a parafilm was coated to create asymmetry in the surface energy.
Hatatani M, Yamamoto D, Shioi A.
europepmc   +2 more sources

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