Results 121 to 130 of about 2,844 (216)

Tooth Contact Analysis of Straight Bevel Gears Machined with Concave Cutters

open access: yesJixie chuandong
In order to use the concave cutter to process the straight bevel gear on the domestic CNC spiral bevel gear machine tool, the principle of using the concave cutter to process the straight bevel gear and the TCA method of tooth surface contact analysis ...
Wang Zhiyong   +3 more
doaj  

Technology and benefits of aircraft counter rotation propellers [PDF]

open access: yes
Results are reported of a NASA sponsored analytical investigation into the merits of advanced counter rotation propellers for Mach 0.80 commercial transport application.
Bradley, E.   +4 more
core   +1 more source

Thermal analysis of a planetary transmission with spherical roller bearings operating after complete loss of oil [PDF]

open access: yes
Planetsys and Spherbean, two computer programs developed for the analysis of rolling element bearings, were used to simulate the thermal performance of an OH-58 helicopter main rotor transmission. A steady state and a transient thermal analysis were made
Coe, H. H.
core   +1 more source

Determination of real machine-tool settings and minimization of real surface deviation by computerized inspection [PDF]

open access: yes
A numerical method is developed for the minimization of deviations of real tooth surfaces from the theoretical ones. The deviations are caused by errors of manufacturing, errors of installment of machine-tool settings and distortion of surfaces by heat ...
Kuan, Chihping   +2 more
core   +1 more source

Comparative study on tooth surface model and strength of straight bevel gears

open access: yesJixie chuandong
ObjectiveIn order to verify the advantages of the octoidal bevel gear in processing and meshing performance, it was compared with the spherical involute bevel gear.MethodsFirstly, with the help of the spatial involute generation theory and coordinate ...
SU Jinzhan   +4 more
doaj  

Local Synthesis and Tooth Contact Analysis of Face-Milled Spiral Bevel Gears [PDF]

open access: yes
Computerized simulation of meshing and bearing contact for spiral bevel gears and hypoid gears is a significant achievement that could substantially improve the technology and the quality of the gears.
Litvin, Faydor L., Zhang, Yi
core   +1 more source

Generation of spiral bevel gears with conjugate tooth surfaces and tooth contact analysis [PDF]

open access: yes
A new method for generation of spiral bevel gears is proposed. The main features of this method are as follows: (1) the gear tooth surfaces are conjugated and can transform rotation with zero transmission errors; (2) the tooth bearing contact is ...
Lee, Hong-Tao   +2 more
core   +1 more source

Programmable gear-based mechanical metamaterials. [PDF]

open access: yesNat Mater, 2022
Fang X   +5 more
europepmc   +1 more source

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