Results 91 to 100 of about 15,758 (211)
Jixie chuandong, 2010 A method to improve the dynamic characteristics of gear system is proposed through the selection of spiral angle of helical gear according to gear system dynamics theory.Based on the finite element theory,the laws of tooth load distribution in long ...
唐毅, 杨军
doaj
Evolution from a hinge actuator mechanism to an antenna deployment mechanism for use on the European large communications satellite (L-SAT/OLYMPUS) [PDF]
, 1984 The evolution of an Antenna Deployment Mechanism (ADM) from a Hinge Actuator Mechanism (HAM) is described as it pertains to the deployment of large satellite antennas.
Death, M. D.
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Jixie chuandong, 2011 Parametric design is to use parameters to describe sizes of parts.When the part is designed,the shape of parts is changed by modifying characteristic parameters to achieve the sizes to drive the graphics.Cylindrical involute helical gear is a part of ...
王书贤, 汪云, 邓利军, 张王进
doaj
Gear Design Effects on the Performance of High Speed Helical Gear Trains as Used in Aerospace Drive Systems [PDF]
The performance of high-speed helical gear trains is of particular importance for tiltrotor aircraft drive systems. These drive systems are used to provide speed reduction/torque multiplication from the gas turbine output shaft and provide the necessary ...
Ehinger, R. +3 more
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Jixie chuandong, 2009 In order to get the gear parameter model under the CAE software circumstances,it has formed the transverse profile of a helical gear at first.Then the parameterized model of the helical gear pair is generated directly by swept along helix with APDL in ...
袁安富, 郑祺
doaj
Design of Gear Drives With High Gear Ratio [PDF]
A three part paper to describe the results of several gear drive types with a high gear ratio is presented. A single stage planetary gear train with double helical gears is described with methods to reduce transmission errors and improve load ...
Fuentes, Alfonso +3 more
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STRENGTH SIMULATION OF PLASTIC HELICAL GEARS IN NEW CAR DOOR LOCK BASED ON FINITE ELEMENT ANALYSIS
Jixie qiangdu, 2017 To study the stress of plastic helical gears in the new type car door lock under the working condition,establish the finite element model of helical gear mesh through ABAQUS,the contact process of plastic helical gears is simulated and analyzed based on ...
YANG Meng, KAN ShuLin, XIE Chao
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Performance of High Gear Ratio Crossed Helical Gears.
TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C, 2002 Sumio HIROKAWA +2 more
openaire +2 more sources
Topology of modified helical gears [PDF]
The topology of several types of modified surfaces of helical gears is proposed. The modified surfaces allow absorption of a linear or almost linear function of transmission errors.
Coy, J. J. +3 more
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Jixie chuandong, 2014 According to the gear meshing principle,based on tooth contact analysis of helical gear, the computer simulation of double helical gear meshing process under five different error conditions are carried out,the analysis and evaluation of quality of the ...
李建华, 王强, 于军强, 宁程丰
doaj