Results 11 to 20 of about 3,531 (255)

Research on Laser Precision Measurement of Helical Angle of Helical Cylindrical Gear

open access: yesJixie chuandong, 2020
A method and device for measuring helical angle of non-contact helical cylindrical gear based on laser displacement sensor is presented. According to the least square method, the collected points on the measured helical gear end section are fitted into a
Zi Hao   +4 more
doaj   +2 more sources

Additive Manufacturing of Gear Electrodes and EDM of a Gear Cavity [PDF]

open access: yesMicromachines
Plastic gears are used in a variety of industrial fields and are primarily produced by injection molding with a gear cavity. At present, EDM is usually used for machining gear cavities with metal materials, and the tool electrode used in the process is ...
Kai Jiang   +4 more
doaj   +2 more sources

RESEARCH ON THE FATIGUE PERFORMANCE OF HELICAL GEAR PAIR BASED ON LOAD SPECTRUM

open access: yesJixie qiangdu, 2017
The 3D contact finite element model of helical gear pair is built to generate mode neutral file by ANSYS,the flexible dynamics simulation anslysis is carried out by using ADAMS,and contact force of helical gear pair is obtained as load spectrum.
ZHANG YanJie   +2 more
doaj   +2 more sources

Dynamic Analysis of Helical Gears With Sliding Friction and Gear Errors

open access: yesIEEE Access, 2018
In helical gears, the meshing stiffness fluctuation caused by the time-varying contact lines and gear errors is a main factor affecting the dynamic characteristics of the helical gears.
Wenchao Mo, Yinghou Jiao, Zhaobo Chen
doaj   +2 more sources

Measuring Method for Helical Angle Parameter of Helical Gear based on Machine Vision

open access: yesJixie chuandong, 2020
In order to detect helical angle and other parameter quickly, the method of measuring standard helical gear is proposed based on machine vision. First of all, the overall structure and measurement process of the system are introduced.
Wei Shi, Yu Hou, Shifan Zhou, Qilang Liu
doaj   +2 more sources

Cad for Gears Part 1 Helical and Double Helical Gears.(Dept.M) [PDF]

open access: yesMEJ. Mansoura Engineering Journal, 2021
El objetivo de este documento es construir un software que contenga un procedimiento de diseño completo y un dibujo detallado para engranajes rectos, helicoidales y dobles helicoidales. Este software se puede ejecutar en todos los ordenadores personales IBM XT/AT o compatibles.
openaire   +1 more source

Three-dimensional static meshing characteristic analysis and vibration reduction design of a double helical gear

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2021
Although axial free floating of the driving pinion can automatically balance the load of the left and right helical gear pairs, it causes its three-dimensional vibration.
Xuan LIU   +5 more
doaj   +1 more source

The influence of operating condition on acoustic emission (AE) generation during meshing of helical and spur gear [PDF]

open access: yes, 2009
The application of high-frequency acoustic emission (AE) technology to condition monitoring of gears is still in its infancy. Understanding the influence of gear operating parameters on the generation of AE is essential in applying the AE technology ...
Mba, David   +3 more
core   +1 more source

Design and characteristic analysis of eccentric helical curve-face gear

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2017
A composite motion eccentric helical curve-face gear pair consisting of a helical non-circular gear and an eccentric helical curve-face gear is put forward based on the combination of eccentric gear and curve-face gear.
Chao LIN, Xiaoyong WU, Yanqun WEI
doaj   +1 more source

Analysis of Frictional Effects on the Dynamic Response of Gear Systems and the Implications for Diagnostics [PDF]

open access: yes, 2015
To develop accurate diagnostic techniques, this study examines gear dynamic responses based on a model including the frictional effect of tooth mesh process.
Gu, Fengshou   +8 more
core   +1 more source

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