Results 31 to 40 of about 789 (187)

An Analysis of Power Friction Losses in Gear Engagement with Intermediate Rolling Elements and a Free Cage

open access: yesMathematics
Currently, mechanical gears with cycloid engagement are increasingly used in mechanisms along with involute ones. In modern drive mechanisms, using pin gears and gears with intermediate rolling elements (IRE) is widespread, which simultaneously use ...
Egor A. Efremenkov   +3 more
doaj   +1 more source

Geometrical aspects of novel internally geared screw machine [PDF]

open access: yes, 2017
Cylindrical helical gearing can be used in a positive displacement machine where an externally lobed inner gear rotates inside an internally lobed outer gear while maintaining continuous lines of contact between the gears.
Read, M. G., Smith, I. K., Stosic, N.
core   +1 more source

3D-printable low-reduction cycloidal gearing for robotics

open access: yes2022 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), 2022
The recent trend towards low reduction gearing in robotic actuation has revitalised the need for high-performance gearing concepts. In this work we propose compact low-reduction cycloidal gearing, that is 3D-printable and combined with off-the-shelf components.
Wesley Roozing, Glenn Roozing
openaire   +2 more sources

Analysis of Tooth Profile Characteristics and Meshing Characteristics of Double Cycloid Needle Tooth Transmission

open access: yesJixie chuandong, 2023
In order to solve the problems of the traditional output structure of the cycloid pinion transmission, such as easy damage and complex structure, a new type of cycloid pinion gear is proposed by applying the internal and external cycloid tooth profile to
Lu Xinhao   +4 more
doaj  

Research on the Possibility of Lowering the Manufacturing Accuracy of Cycloid Transmission Wheels with Intermediate Rolling Elements and a Free Cage

open access: yesApplied Sciences, 2021
Purpose: In the present work, different combinations of fits and accuracies, in relation to the profiles of mating parts, have been analysed in order to assess the degree of the engagement of transmissions that contain intermediate rolling elements.
Egor A. Efremenkov   +5 more
doaj   +1 more source

Parametric Design on Internal Gear of Cycloid Gear Pump with NX10.0 [PDF]

open access: yesIOP Conference Series: Materials Science and Engineering, 2017
The parametric equation of the theoretical contour curve of cycloid gear was established in this paper. Using the NX10.0 software, parametric design of cycloidal gear profile curve was carried out, and the radius of curvature with the contour curve of cycloid gear was analyzed.
Enguang Zhang, Min Chen, Baoqing Deng
openaire   +1 more source

Internally geared screw machines with ported end plates [PDF]

open access: yes, 2017
It is possible to design cylindrical helical gearing profiles such that an externally lobed inner gear rotates inside an internally lobed outer gear while maintaining continuous lines of contact between the gears.
Read, M. G., Smith, I. K., Stosic, N.
core   +1 more source

Analysis of Power Losses in Constrained Cycloid Drive [PDF]

open access: yes, 2023
The aim of this paper is to present a theoretical model for efficiency evaluation of a simple cycloid drive train with one degree of freedom (DOF) or constrained cycloid drive.
Marjanović, Nenad   +5 more
core   +2 more sources

LUBRICATION OF GEARBOXES: CFD ANALYSIS OF A CYCLOIDAL GEAR SET [PDF]

open access: yesWIT Transactions on Engineering Sciences, 2019
In recent years, the increasing demand for more and more compact and efficient solutions has highlighted the need to have appropriate tools in order to optimize the internal design, to avoid thermal problems, ensuring proper lubrication and to increase the reliability of the systems.
Concli F., Maccioni L., Gorla C.
openaire   +2 more sources

Influence of Two-stage Tooth Profile Modification on Transmission Accuracy of Robot Precision Reducer

open access: yesJixie chuandong, 2021
Based on the involutes and cycloid gear profile equation,3D parametric models of involute gear and cycloid gear are respectively established in Creo with considering modification,and the whole machine parametric model of RV-20E precision reducer is ...
Xuetao Qiao   +5 more
doaj  

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