Results 91 to 100 of about 47,461 (209)

Modeling and Contact Strength Analysis for Modified Cylindrical Gear Profile with Arcuate Tooth Trace

open access: yesJixie chuandong, 2015
Based on analyzing the meshing theory of ideal gear and the tooth surface equation,the tooth surface equation of modified cylindrical gear profile with arcuate tooth trace is deduced.
Zhang Haiyan   +4 more
doaj  

Gear noise, vibration, and diagnostic studies at NASA Lewis Research Center [PDF]

open access: yes
The NASA Lewis Research Center and the U.S. Army Aviation Systems Command are involved in a joint research program to advance the technology of rotorcraft transmissions.
Coy, John J.   +3 more
core   +1 more source

Cycloid Gear Profile Modification based on Elliptical Method

open access: yesJixie chuandong, 2019
In order to get a more ideal cycloidal profile,a new cycloid profile modification method is proposed. Under the circumstance of keeping the short coefficient and the eccentricity constant,the contour line of the modified tooth profile is obtained by the ...
Chen Zhilong   +4 more
doaj  

The design and analysis of single flank transmission error tester for loaded gears [PDF]

open access: yes
To strengthen the understanding of gear transmission error and to verify mathematical models which predict them, a test stand that will measure the transmission error of gear pairs under design loads has been investigated.
Bassett, Duane E., Houser, Donald R.
core   +1 more source

ANALYSIS OF TOоTH PROFILE AND MESHING CHARACTERISTICS OF DOUBLE CYCLOID PIN GEAR TRANSMISSION

open access: yesJixie qiangdu
The double cycloid tooth profile was applied to the NN type planetary gear transmission with small tooth difference. By analyzing the concavity, curvature and radius of curvature of the inner and outer cycloid tooth profile, the characteristics of the ...
CUI JianKun   +3 more
doaj  

Lubricant Jet Flow Phenomena in Spur and Helical Gears with Modified Addendums; for Radially Directed Individual Jets [PDF]

open access: yes
This paper develops the mathematical relations for the Virtual Kinetic Model as an improvement over the vectorial model developed earlier. The model solution described provides the most energy efficient means of cooling gears, i.e., it requires the least
Akin, Lee S., Townsend, Dennis P.
core   +1 more source

Effects of Profile Modification on Elastohydrodynamic Lubrication of Straight Bevel Gear

open access: yesJixie chuandong, 2019
In order to solve the spur bevel gear end meshing problem, through the straight tooth bevel gear profile modification, improve the small end of the oil film carrying capacity, making the distribution of load along the width of the tooth evenly.
Cong Wei   +3 more
doaj  

Surface geometry of circular cut spiral bevel gears [PDF]

open access: yes
The tooth surface principal radii of curvature of crown (flat) gears were determined. Specific results are presented for involute, straight, and hyperbolic cutter profiles.
Coy, J. J., Huston, R. L.
core   +1 more source

Design and application of gear grinding rollers for hyperbolic worms

open access: yesJixie chuandong
ObjectiveAs an advanced gear design technology, the gear modification is of great significance in improving gear bearing capacity, service life and noise reduction.
GE Bowei, LEI Laigui
doaj  

重载车辆变速箱齿轮齿廓修形技术研究

open access: yesJixie chuandong, 2011
The quasi-static contact finite element analysis of meshing gear is simulated using MSC.Marc software,then transmission error and contact stress of gear are computed in different tooth profile modification methods.Due to the large load fluctuation of ...
王炎, 马吉胜, 刘海平
doaj  

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