Results 31 to 40 of about 18,727 (182)
ERGONOMIC DESIGN OF CAB STRUCTURE FOR WHEELED COMBINE HARVESTER [PDF]
Engenharia Agrícola, 2022 In view of the fact that the design of the cab structure of wheeled combine harvesters in China lacks ergonomic design parameters exclusive for Chinese drivers, there are generally problems such as high vibration and poor comfort of the whole machine ...
Sifan Liu +4 more
doaj +1 more source
Modal analysis of spindle of grinder machine based on ANSYS
上海师范大学学报. 自然科学版, 2015 The object of research is to a certain type grinding wheel spindle for which a 3D model of the spindle is established by SolidWorks software and ANSYS software is imported for model analysis.Natural frequency,vibration type and critical speed of the ...
HE Chaocong +4 more
doaj +1 more source
Performance improvement of the LM device and its application to precise measurement of motion trajectories within a small range with a machining centre [PDF]
, 2012 In order to apply the LM device previously developed to precisely measuring small motion trajectories located on the different motion planes, three major improvements are successfully performed under the condition of completely maintaining the advantages
Cheng, Kai +6 more
core +2 more sources
Evaluation of quality parameters of conical profile compounds in nodes of multi-purpose machines [PDF]
E3S Web of Conferences, 2019 The article presents a study of the mandrel spindle assembly for accuracy, contact stiffness and strength. The study was made on the basis of conical profile connections with an equiaxed contour. Experiments were carried out for multi-purpose machines of
Il’inykh Viktor
doaj +1 more source
Projekt for manufacturing of gears for Company Stab spol. s r. o. [PDF]
, 2020 Diplomová práca opisuje projekt na založenie novej divízie pre firmu ktorá sa zaoberá generálnymi opravami strojov. V prvej časti práce je rozoberaná teoretická časť o výrobnom procese ozubenia a ekonomická časť tejto práce. Hlávne časti práce sú analýza
Štefan Staník
core
Design methodology for smart actuator services for machine tool and machining control and monitoring [PDF]
, 2011 This paper presents a methodology to design the services of smart actuators for machine tools. The smart actuators aim at replacing the traditional drives (spindles and feed-drives) and enable to add data processing abilities to implement monitoring and ...
Archimède, Bernard +2 more
core +3 more sources
Jixie chuandong, 2023 In order to more reasonably simulate the force and force transmission characteristics of the main shaft of a wind turbine, and to find out the influencing factors of the fatigue strength of the main shaft, the nonlinear contact element is used to ...
Song Kewei +4 more
doaj
International Journal of Distributed Sensor Networks, 2022 As the most important segment of the spindle unit angular contact ball bearing, the preload significantly influences the bearing characteristics. Thus, the thermal-induced preload derived from the thermal expansion of spindle unit components also affects
Yanfang Dong, Feifan Chen, Ming Qiu
doaj +1 more source
Supersmooth grinding technology of spindle outer circle
Jin'gangshi yu moliao moju gongcheng, 2023 In order to improve the surface roughness and roundness of the outer cylindrical surface of the spindle after precision grinding, a novel vertical precision grinding method was proposed, and a vertical grinding device was developed.
Bin LI +5 more
doaj +1 more source
MATEC Web of Conferences, 2017 This article presents research conducted to study the dynamic behavior of the assembly of a horizontal milling CNC machine spindle at the speed of 10 000 rpm and 50 000 rpm.
Căruţaşu Nicoleta Luminiţa +2 more
doaj +1 more source