Zobrazeno 1 - 10
of 834
pro vyhledávání: '"crank mechanism"'
Publikováno v:
Механика машин, механизмов и материалов, Iss 2(67), Pp 44-52 (2024)
The article substantiates the rational design of the crank mechanism of a wheel-step mover. Kinematics analysis of a prototype of the wheel-step mover revealed the presence of oscillations in the vertical coordinate of the central axis during movemen
Externí odkaz:
https://doaj.org/article/05afa4f066d8482bb093b530db096bb7
Publikováno v:
Frontiers in Plant Science, Vol 15 (2024)
IntroductionThe competition between intra-row weeds and cultivated vegetables for nutrients is a major contributor for crop yield reduction. Compared with manual weeding, intelligent robots can improve the efficiency of weeding operations.MethodsThis
Externí odkaz:
https://doaj.org/article/ba16cd24041942a3a2177c5c87aae402
Autor:
Onur Denizhan
Publikováno v:
Alexandria Engineering Journal, Vol 92, Iss , Pp 39-49 (2024)
Slider-crank mechanisms have a wide range of applications in machine design, primarily for converting rotary motion into reciprocating motion, as seen in internal combustion engines, pumps, compressors, and human-powered vehicles. Due to their widesp
Externí odkaz:
https://doaj.org/article/cc797c67d7d040feb172f180b9592aec
Autor:
Ahmed Abiola Abdullateef, Sadiq Susi Lawal, Yusuf Aliyu, Olajide Tomiwa Kehinde, Simeon Dickson
Publikováno v:
ABUAD Journal of Engineering Research and Development, Vol 7, Iss 1 (2024)
The bicycle sprayer designed for crop spraying is a pragmatic and environmentally friendly choice for small-scale farmers, providing both effectiveness and long-term viability. Engineered to be attached on a regular bicycle, this device enables farme
Externí odkaz:
https://doaj.org/article/29dbac09f0934d6e9ddde9d6529f85b6
Autor:
Jan Hlavac, Jiri Dekastello
Publikováno v:
Machines, Vol 12, Iss 7, p 477 (2024)
This paper focuses on determining the friction energy loss in the mechanism of a mechanical crank press. After defining the crank press mechanism and how it works, we describe the energy balance of a technological operation—forming. Four distinct m
Externí odkaz:
https://doaj.org/article/fe5eac218cd24eb99d29cea6e717478c
Autor:
Mofareh Hassan Ghazwani, Van Vinh Pham
Publikováno v:
Mathematics, Vol 12, Iss 4, p 544 (2024)
This study focuses on investigating the behavior of slider–crank mechanisms with different bearing failures using a vibration analysis technique. The reliability and lifespan of bearings are crucial for such mechanisms, which convert rotary motion
Externí odkaz:
https://doaj.org/article/c72747995070441ab0a582696b8454f8
Akademický článek
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Publikováno v:
Jixie chuandong, Vol 45, Pp 58-62 (2021)
The cardioid crank is a planet mechanism which is able to generate cardioid curve， with cardioid crank as the driven crank of the guide-bar mechanism is equal to the mechanism which has a crank of the varying length and varying speed and moving alo
Externí odkaz:
https://doaj.org/article/a678316824164c1daeaaee05afd98b91
Publikováno v:
Jixie chuandong, Vol 45, Pp 123-128 (2021)
Wear is one of the main causes of the failure of mechanical equipment and mechanical parts. The coupling between wear and dynamic response of system has an important effect on the performances of mechanism. A series of parametric studies are carried
Externí odkaz:
https://doaj.org/article/a6f3558cb45c4500a8f98a4db59a340f
Autor:
Juan Alejandro Flores-Campos, Adolfo Perrusquia, Luis Hector Hernandez-Gomez, Noe Gonzalez, Alejandra Armenta-Molina
Publikováno v:
IEEE Access, Vol 9, Pp 65676-65687 (2021)
In this paper, a constant speed control of slider-crank mechanisms for machine tools is proposed. A joint-task space hybrid controller based on a second-order sliding mode control and time-base generator was used to guarantee a constant speed traject
Externí odkaz:
https://doaj.org/article/f4bddd078a3a4378bf699b8870b8b8e4