Results 41 to 50 of about 8,182 (119)

Multi-Objective Optimization Design of Cycloid-Pin Gears Based on RV Reducer Precision Transmission Performance

open access: yesEnergies
This paper aims to realize multi-objective optimization of cycloid-pin gears to improve the positioning accuracy and load-carrying capacity of the rotary vector (RV) reducer, via the consideration of backlash, transmission error, and torsional stiffness.
Yunda Zhao   +6 more
doaj   +1 more source

An Ease-Off Based Tooth Contact Analysis Method for Measured Face Gear Flanks

open access: yesApplied Sciences
To rapidly evaluate the meshing performance of manufactured face-gear drives, this study proposes an efficiency-optimized tooth contact analysis (TCA) method for measured gear flanks based on Ease-off surface. Initially, mathematical models of the pinion
Zhongwei Tang   +2 more
doaj   +1 more source

Study on Transmission Error of Straight Bevel Gears.

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 2002
In a bevel gear, unlike a cylindrical gear, two gears shafts cross, and one of the shafts is basically a cantilever. Therefore, bevel gears are easily influenced by deflections of the gear shafts and bearings. These have a significant influence on transmission error, which produces vibration and noise.
SENTOKU, Hirofumi, ITOU, Tomonobu
openaire   +2 more sources

Study on the Parameter Influences of Gear Tooth Profile Modification and Transmission Error Analysis

open access: yesMachines
Gear transmission systems are widely used to transfer energy and motion and to guarantee the accuracy of the entire machine system. The modification technique is a common method that improves the gear profile and reduces the transmission error.
Di Zhou   +3 more
doaj   +1 more source

A Coupled Harmonic Balance-Based Approach for the Non-Linear Dynamics of Spur-Gear Pairs

open access: yesVibration
Noise, vibration and harshness analyses are of great interest for the latest developments of the gearboxes of electric vehicles. Gearboxes are now the main source of vibrations, since electric powertrains are much quieter than internal combustion engines.
Giacomo Saletti   +2 more
doaj   +1 more source

Study on Dynamic Behaviors of Hypoid Gears Under Variable Tidal Current Energy Harvesting Conditions

open access: yesMachines
This study investigates dynamic behaviors of hypoid gear rotor systems under variable tidal current energy harvesting conditions through numerical simulations and experimental validation. The study examines dynamic responses of a hypoid gear rotor system
Dequan Huang   +3 more
doaj   +1 more source

Stiffness Calculation Considering Friction for a Spur Gear Pair with Tooth Wear and Profile Modification

open access: yes工程科学与技术, 2018
Time varying mesh stiffness is one of the main reasons leading to the vibration in a gear transmission system.In order to obtain more accurate dynamic characteristics of gear systems,it is important to investigate the influence of sliding friction and ...
Yong YANG   +4 more
doaj  

Multi-Point Control for Face-Milled Spiral Bevel Gears with a Predesigned Fourth-Order Motion Curve

open access: yesMachines
This paper presents an ultimate motion methodology of a face-milling spiral bevel gear pair to synthesize the mating tooth surfaces with a predesigned fourth-order motion curve.
Yuhui Liu, Liping Chen, Gang Li
doaj   +1 more source

Research of the Transmission Error of Planetary Transmission System for Hub Motor

open access: yesJixie chuandong, 2017
Taking the planetary transmission system of hub motor as the research object,the kinematic differential equations of the system are established by considering the influence factors of time-varying mesh stiffness,meshing phase and equivalent mesh error ...
Chen Haoran, Qin Xunpeng, Zhang Jiang
doaj  

Effect of Axial Modification on the Meshing Performance of Involute Beveloid Gear Pair

open access: yesApplied Sciences
In order to enhance the load-bearing capacity of the involute beveloid gear pair, this study proposes research on improving the contact stress through axial modification.
Yongping Liu, Qi Chen, Changbin Dong
doaj   +1 more source

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