Engineering Topics

theory of designing a machine component

Gearbox: Selection Criteria, Types of Bearings, Lubrication and Performance Monitoring

There are many factors to consider in the selection process of the proper gear speed reducer. Unfortunately, it is not as simple as calculating speed, torque, horsepower, and output RPM. With the introduction of computerized engineering manuals, most gear reducer manufacturers have made it easy to make basic gearbox selections. The basic selection process is […]

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Gearboxes: Detailed Explanation, Terminology and Selection Process

What is a Gearbox? A box or case containing gear sets has many different names: speed reducers, reduction gearboxes, gear speed reducers, and gearboxes. Gearboxes are devices for the transmission of movement (precisely torque and speed) between two shafts, those shafts can have axis parallel, perpendicular, or cross to each other. In industry, gearboxes are

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Oil Lubrication Techniques of Rolling Element Bearings

Oil Lubrication of Bearings Bath Circulating Mist

Oil Bath / Spalsh Oil Lubrication Decisions in connection with the selection of lubricants must parallel decisions in connection with the supply of the lubricant to the bearing for maintaining conditions that will prevent rapid deterioration of the lubricant and bearing. An oil sump applicable to horizontal, inclined, and vertical axis arrangements provides a small

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Electric Motors: Functioning, Components, Frame Size, Enclosure, Mounting & Operations

Providing an exploration into the basics of electric motors, this article focuses on nomenclature, term definitions, components, frames, enclosures, and common motor styles. After reading this article, you will have a broad understanding of what motors are, and how to identify their many components. Introduction People and animals were the original power generation units. Animals

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