Results 1 to 10 of about 39 (32)

Effects of tooth surface modification on planar double-enveloping hourglass worm gear drives

Journal of Advanced Mechanical Design, Systems and Manufacturing, 2018
The modification of the planar double-enveloping hourglass worm gear drive can eliminate the phenomenon of the contact line cross and improve the transmission performance. In order to guide the selection of the type and the amount of modification, the equations of the contact zone and rear transition zone on the worm wheel surface are established ...
Zhaoyao Shi, Fayang He
exaly   +5 more sources

Machining method and experiment for segmental spiral flute rake faces of hourglass worm gear hob

Journal of Advanced Mechanical Design, Systems and Manufacturing, 2023
The performance of hourglass worm gear hob is influenced by two features of the rake angle: smaller absolute value and more balanced distribution on the left and right sides of each teeth. To meet the requirements of the rake angle, a method of machining
Bing Teng
exaly   +3 more sources

A novel backlash-adjustable and wear-compensable hourglass worm drive: computerized design, simulation of meshing and stress analysis

Journal of Advanced Mechanical Design, Systems and Manufacturing, 2016
To satisfy the requirements of high accuracy and high-loading capacity, a novel precision-power hourglass worm drive characterizes with backlash-adjustable and wear-compensable is demonstrated.
Yonghong Chen, Wenjun Luo
exaly   +3 more sources

Mathematical Modeling and Generating Method of Hourglass Worm Gear Hob’s Rake Face Based on a Rotating Paraboloid Surface

Machines
The rake angles on both sides of the cutting edges of the hourglass worm gear hob significantly influence its cutting performance, which, in turn, plays a decisive role in the surface quality of the machined worm wheel.
Chunming Xia
exaly   +3 more sources

Study on the toroidal helix and manufacturing method of enveloping hourglass worm tooth surface

Advances in Mechanical Engineering, 2023
As a complex space enveloped surface, the tooth surface of dual-lead helical gear enveloping hourglass worm is characteristic with difference tooth profile, unequal pitch and variable tooth thickness.
Yan Chen, Xinhua Wang, Huili Ma
doaj   +1 more source

Theoretical and experimental investigation of accurately turning the TI worm tooth surface

Journal of Advanced Mechanical Design, Systems, and Manufacturing, 2015
The toroidal involute worm (TI worm) drive is composed of an involute gear and an hourglass worm generated by the involute gear surface, and it is of great advantages for power transmission.
Yonghong CHEN, Yan CHEN, Wenjun LUO, Guanghui ZHANG   +3 more
doaj   +1 more source

MESHING PERFORMANCE ANALYSIS OF FACE ROLLER ENVELOPING HOURGLASS WORM DIRVE

Jixie qiangdu, 2022
Based on the research of worm gear pair and double roller enveloping hourglass worm without backlash, a new type of worm drive with end roller enveloping is proposed.
WANG XuDong, LIU ZaiXin, LI LingYu
doaj  

Machining and Performance Testing of Inclined Double-roller Enveloping Hourglass Worm Drive

Jixie chuandong, 2018
To eliminate the gear backlash,a new inclined double-roller enveloping hourglass worm drive is proposed. The meshing performance is analyzed based on the meshing geometry of inclined double-roller enveloping hourglass worm drive.
Liu Zaixin, Li Jinkuan, Zhu Yan, Liao Honghui   +3 more
doaj  

Analysis of the Isothermal Elastohydronamic Lubrication of Inclined Double-roller Enveloping Hourglass Worm Drive

Jixie chuandong, 2017
To improve the lubrication performance,antiscuffing capacity and efficiency of worm gear pairs drive,the isothermal elastohydrodynamic lubrication（ EHL） simplified model and isothermal line contact mathematical model are established based on meshing ...
Li Jinkuan, Liu Zaixin, Zhang Cui, Zhu Yan   +3 more
doaj  

The Theoretical Reaserch on the 3D-Tooth-Profile of the Planar Enveloping End Face Meshing Engagement Toroidal Worm

工程科学与技术, 2015
:The worm drive efficiency was improved in order to require the higher precision,the hourglass worm equation of the complete eveloping contact line was utilized,the classical meshing theory was combined besides the parameters of the tool generatrix was ...
yang jie, wang jin ge
doaj