Results 41 to 50 of about 2,912,492 (277)

CHARACTERISTIC STUDY FOR THE HETEROGENEOUS ROLLING BEARING MATCH WAY

open access: yesJixie qiangdu, 2015
When angular contact ball bearings match together,due to high demand of manufacturing and installation precision,only increasing the number of angular contact ball bearings to increase the radial bearing capacity has great limitations.Therefore,it was ...
WU KaiSong, DENG Tao, CAI Can, FENG Yan
doaj  

Contact characteristics analysis of angular contact ball bearings with local defect

open access: yesVibroengineering Procedia, 2022
The contact angle and load distribution are important indicators for reflecting the operating condition of the angular contact ball bearing (ACBB). However, the raceway with local defect may cause serious diversification of contact angle and contact load.
Endian Xu, Lihua Yang, Bo Yu
openaire   +1 more source

Reducing Interfacial Separation Force in High‐Speed Constrained‐Surface Projection Stereolithography Using a Dual‐Modulus Silicone Release Film

open access: yesAdvanced Materials Interfaces, EarlyView.
A dual‐modulus silicone release film creates distributed stress concentrations at high‐/low‐modulus boundaries, triggering multi‐site crack initiation and rapid interfacial detachment. The architecture lowers the peak separation force by 97.6%, shortens detachment time, and enables stable continuous projection stereolithography at 720 mm h−1, offering ...
Xiaogang Li   +3 more
wiley   +1 more source

3D‐Printing Aided Rapid Prototyping of Pretensioned Tensegrity Structures for Robotic Applications

open access: yesAdvanced Robotics Research, EarlyView.
Printing, injection molding, and assembly (PMA) is a method for rapid prototyping mesoscale, topologically complex, and tensioned tensegrity structures. In combination with PMA method, two mold design strategies: modular mold and compact channel layout, enable efficiency and scalability for tensegrity fabrication.
Yi Sun   +3 more
wiley   +1 more source

Optimization Analysis of Structure Parameter of Angular- contact Ball Bearings based on Fatigue Life

open access: yesJixie chuandong, 2016
According to calculated method of bearing fatigue life based on micro- area contact,a optimization model of structure parameters of angular- contact ball bearings is established. Taking an angular- contact ball bearing used in certain gas- turbine engine
Ye Zhenhuan, Liu Zhansheng, Wang Liqin
doaj  

Intelligent Maintenance Review for Robots: Multimodal Information, Deep Diagnosis and Embodied Artificial Intelligence

open access: yesAdvanced Robotics Research, EarlyView.
This review maps the methods to monitor robots’ health by fusing vibration, sound, control signals, vision, force, and oil information with artificial intelligence. It identifies deep learning, transfer learning, digital twins, and physics‐informed models as key methodological pathways enabling earlier diagnosis, safer human–robot collaboration, and ...
Yuting Qiao   +6 more
wiley   +1 more source

Analysis of the Ball Load in Angular Contact Ball Bearings during Operations.

open access: yesJournal of the Japan Society for Precision Engineering, 2001
Spindles used in machine tools, especially machining centers, must operate at high speeds with high stiffness and low temperature rise in order to achieve improvements in productivity and accuracy of the machine. Usually, preloaded angular contact ball bearings are used to satisfy these requirements.
FUJII, Kenji   +2 more
openaire   +2 more sources

Angular Contact Ball Bearing Modeling with Different Types of Coatings

open access: yes, 2022
: The purpose of this study is to determine the stress distribution of uncoated and coated ball bearings by using finite element analysis. The coatings used in this study are titanium nitride (TiN), titanium carbide (TiC) and chromium nitride (CrN) with ...
A.K. Ariffin   +4 more
core   +1 more source

Continuum Robots in Surgery: From Engineering Design to Clinical Practice

open access: yesAdvanced Robotics Research, EarlyView.
The hyper‐redundant nature of continuum robot structures enables near‐infinite degrees of freedom leading to immense potential for medical applications. This review provides a historical background of continuum robots and novel ideas shaping their progress to current structural design, sensing technology, modeling techniques, and control methods.
Griffin Smith   +6 more
wiley   +1 more source

Stiffness‐Programmable Origami Robots With Tendon‐Driven Actuation via Multimaterial 3D Printing

open access: yesAdvanced Robotics Research, EarlyView.
Motion diversity is achieved in a tendon‐driven origami robot through programmable stiffness rather than modified actuation. Multimaterial 3D printing embeds soft creases, modular inserts redirect identical tendon inputs into distinct behaviors, and variable‐stiffness inserts enable real‐time switching.
Elisha Lerner, Jianguo Zhao
wiley   +1 more source

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