Journal Bearing and Anti Friction Bearing Difference | Bearing Basics | Bearing Types | Classify скачать в хорошем качестве

Journal Bearing and Anti Friction Bearing Difference | Bearing Basics | Bearing Types | Classify

Journal Bearing and Anti Friction Bearing Difference | Bearing Basics | Bearing Types | Classify Hi This is Upendra Kumar Malla. Welcome to my channel .I wanted to provide some basic information about Mechanical engineering and Industrial safety . Watch 1000+ latest videos in playlist (    / @upendrakumarmalla   ) those videos may use full to you. Telegram group link 👇👇 https://t.me/joinchat/kBKPMSg2enQ1N2I1 App link -Google play store link https://clpdiy17.page.link/6eZ4 For Desktop / Web access - web link : https://web.classplusapp.com/login Org code: arfxv Journal bearings and anti-friction bearings are two different types of bearings used to reduce friction between two moving parts. Here are the main differences between them: Journal Bearings: Principle: Journal bearings operate on the principle of fluid film lubrication. They rely on a continuous supply of lubricant (such as oil) to create a film of lubrication between the bearing surfaces. Design: Journal bearings have a cylindrical or conical shape. They consist of a stationary outer shell (bearing housing) and a rotating inner shaft (journal). The journal is typically larger in diameter than the shaft, creating a gap where the lubricant is retained. Friction: Journal bearings have a sliding or hydrodynamic friction. The rotating shaft floats on the lubricant film, which separates it from the bearing surface and reduces friction. Load Capacity: Journal bearings can support high loads and are suitable for heavy-duty applications. Lubrication: Proper lubrication is crucial for the operation of journal bearings. They require a continuous supply of lubricant to maintain the fluid film and prevent metal-to-metal contact. Anti-Friction Bearings: Principle: Anti-friction bearings work on the principle of rolling contact. They use rolling elements (such as balls or rollers) to minimize friction between the bearing surfaces. Design: Anti-friction bearings have an inner and outer ring, between which the rolling elements are located. The rolling elements separate the rings and facilitate smooth rolling motion. Friction: Anti-friction bearings have rolling friction, which is generally lower than the sliding friction of journal bearings. Load Capacity: Anti-friction bearings have lower load-carrying capacity compared to journal bearings. They are typically used in applications with moderate loads. Lubrication: Anti-friction bearings require lubrication, but the lubricant is mainly used to reduce friction and prevent corrosion, rather than providing a complete fluid film. Classification: Journal bearings are further classified based on the lubrication mechanism, such as hydrodynamic bearings, hydrostatic bearings, and self-lubricating bearings. On the other hand, anti-friction bearings are classified into several types, including ball bearings, roller bearings, thrust bearings, and needle bearings, depending on the shape and configuration of the rolling elements. It's important to note that both types of bearings have their advantages and are used in various applications based on their specific characteristics and requirements. #bearing #bearings #bearingstypes #axialload #radialload #angularbearing #ballbearing #rollerbearing #thrustbearing #compitativeexams #mechanicalengineering #bearingsdesign #bearingworking