Results 11 to 20 of about 309,052 (305)

Study on Wear Characteristics of Revolute Clearance Joints in Mechanical Systems

open access: yesMicromachines, 2022
The existence of clearance causes contact-impact forces in joints, which lead to surface wear and incessant material loss of the joint surface during the motion of mechanisms.
Zhengfeng Bai   +2 more
doaj   +1 more source

Influence of two kinds of clearance joints on the dynamics of planar mechanical system based on a modified contact force model

open access: yesScientific Reports, 2023
This study takes the slider-crank mechanism with revolute joint and translational joint as the research object and studies the contact force model of the clearance joint and the influence of the hybrid clearance joints on the nonlinear dynamic behavior ...
Haiyan Tan   +6 more
doaj   +1 more source

Nonlinear Dynamic Behaviour of The Mechanisms Having Clearance and Compliant Joints [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2022
In this paper, the rigid four-bar linkage with clearance joint has been examined. The effects of design parameters have been analyzed separately. Considering chaotic behaviour and undesirable vibrations of the system induced by joint clearance, it has ...
Amirhosein Javanfar
doaj   +1 more source

Synthesis of clearance for a kinematic pair to prevent an overconstrained linkage from becoming stuck [PDF]

open access: yesMechanical Sciences, 2023
Mechanisms are prone to stuttering or even jamming due to the deformation of components, especially for overconstrained linkages for which geometric conditions must be strictly satisfied.
J. Qi, Y. Gao, F. Yang, F. Yang
doaj   +1 more source

Dynamic Characteristics Analysis of an Assembly Robot for a Wine Box Base Considering Radial and Axial Clearances in a 3D Revolute Joint

open access: yesApplied Sciences, 2023
Precisely fitting the bottom sticker of the wine box base to the base model with glue is an important process of the wine box base production line. The influence of joint clearance in the assembly robot on the assembly precision of wine box bases is ...
Yuan Wang   +4 more
doaj   +1 more source

Research on Dynamic Characteristics of Flap Actuation System Considering Joint Clearance and Flexibility

open access: yesMachines, 2022
The flight control effects and flight quality of the aircraft are influenced by the flap actuation system directly. The main motivation of this research is to develop a rigid-flexible model of the flap actuation system with clearance and to explore the ...
Qi Wan   +4 more
doaj   +1 more source

Experimental investigations of the dynamic responses of a multi-link mechanism with revolute clearance joints

open access: yesAdvances in Mechanical Engineering, 2021
Joint clearance is unavoidable in the revolute joint of multi-link mechanism. Excessive value of joint clearance generally leads to the noise, vibration, and fatigue failure.
Xiaofeng Li   +4 more
doaj   +1 more source

3D Formulation for Revolute Clearance Joints [PDF]

open access: yes, 2016
In this work, a general and comprehensive methodology for the modeling and analysis of spatial multibody systems with revolute clearance joints is presented. The proposed formulation considers the journal and the bearing elements as two cylindrical colliding bodies.
Marques, Pedro Filipe Lima   +3 more
openaire   +2 more sources

Numerical simulation of a model of vibrations with joint clearance [PDF]

open access: yesInternational Journal of Computer Applications in Technology, 2008
Motivated by the problem of vibrations due to joint clearance between components in complex mechanical systems, we study in this paper the motion of a beam between rigid obstacles. We assume that the material is elastic and the motion is planar.
Dumont, Yves, Paoli, Laetitia
openaire   +2 more sources

Research on Dynamic Characteristic of Rudder Transmission System with Multiple Clearance Joints

open access: yesXibei Gongye Daxue Xuebao, 2020
In order to meet the characteristics including small clearance, heavy load and large contact area of joints existed in rudder transmission system, a new normal contact force model is established, which is suitable for the large-area contact process and ...

doaj   +1 more source

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