scholarly journals Forward Kinematics and Performance Test of a Six Degree of Freedom Articulated Robotic Arm

Author(s):  
Nang Yi Phoo Thet ◽  
Myint Thein ◽  
Htay Htay Win ◽  
Aung Ko Latt
Author(s):  
M Qatu ◽  
M Sirafi ◽  
F Johns

Noise, vibration and harshness (NVH) has become an increasingly important attribute in vehicle engineering. At idle conditions, customer-perceived NVH is dominated by powertrain NVH. Powertrain NVH can be radiated engine noise or noise (and vibration) transmitted through the powertrain mounting system. This paper discusses the variability in the latter NVH as a function of the variability of the mount stiffness parameters. A simple six-degree-of-freedom model is used in the analysis. A detailed design of experiment studies was conducted. It is concluded that better control of mount stiffness parameters would result in improved prediction and performance of idle NVH.


2021 ◽  
Author(s):  
Jiabin Cao ◽  
Yiyang Zhao ◽  
Peixing Li ◽  
Weixin Yan ◽  
Yan-Zheng Zhao

Author(s):  
Hussein Mohammed Ali ◽  
Yasir Hashim ◽  
Ghadah Alaadden Al-Sakkal

<p><span>This study presents the model, design, and construction of the Arduino based robotic arm, which functions across a distance as it is controlled through a mobile application. A six degree of freedom robotic arm has been designed and implemented for the purpose of this research. The design controlled by the Arduino platform receives orders from the user’s mobile application through wireless controlling signals, that is Bluetooth. The arm is made up of five rotary joints and an end effector, where rotary motion is provided by the servomotor. Each link has been first designed using solid works and then printed by 3D printer. The assembly of the parts of the robot and the motor’s mechanical shapes produce the final prototype of the arm. The Arduino has been programmed to provide rotation to each corresponding servo motor to the sliders in the designed mobile application for usage from distance.</span></p>


2021 ◽  
Vol 2125 (1) ◽  
pp. 012015
Author(s):  
JiaLei Su

Abstract Single-joint modular design can reduce the work intensity of designers, and also can broaden the combination form of multi-degree-of-freedom robotic arm. In order to adapt to the changes of multiple degrees of freedom and multiple loads, this paper designs a series of standard modules with similar components and the same standard interface, but with different sizes only, and chooses different drive components according to the load when designing the size, and then designs the size of other parts according to the size of the drive components. The final combination of this series of modules into different degrees of freedom robotic arm, such as three degrees of freedom robotic arm, four degrees of freedom robotic arm or even six degrees of freedom robotic arm. In this paper, the most widely used six-degree-of-freedom robotic arm is used as an example, and a detailed design form is proposed.


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