How V.B. Bhandari's Design of Machine Elements Can Help You Ace Engineering: Free Ebook Download
Design of Machine Elements by V.B. Bhandari: A Comprehensive Guide for Engineering Students
If you are an engineering student who wants to learn about the design of machine elements, you might have come across the book Design of Machine Elements by V.B. Bhandari. This book is one of the most widely used and recommended textbooks on machine design in India and abroad. But what makes this book so special? And how can you get it for free? In this article, we will answer these questions and more.
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What is Design of Machine Elements?
Before we dive into the details of the book, let us first understand what design of machine elements is and why it is important for engineering students.
Definition and scope of machine design
Machine design is the process of creating machines or parts of machines that perform a specific function or meet a certain requirement. Machine design involves applying scientific principles, engineering knowledge, creativity, and practical skills to solve problems and achieve objectives.
Machine design is a broad field that covers various aspects such as materials selection, stress analysis, failure modes, manufacturing methods, quality control, cost estimation, safety, reliability, aesthetics, ergonomics, and environmental impact. Machine design can be applied to different types of machines such as automobiles, aircrafts, robots, turbines, pumps, gears, bearings, springs, fasteners, etc.
Types and classification of machine elements
Machine elements are the basic components or parts that make up a machine. They can be classified into two main categories:
Simple machine elements: These are the basic elements that do not have any relative motion between their parts. Examples are shafts, keys, couplings, bolts, nuts, washers, pins, etc.
Complex machine elements: These are the elements that have relative motion between their parts or with other elements. Examples are gears, belts, chains, clutches, brakes, bearings, cams, followers, springs, etc.
The design of machine elements involves selecting the appropriate type and size of the element based on the function, load, speed, environment, and other factors.
Factors affecting machine design
The design of machine elements is not a simple task. It requires considering various factors that affect the performance, durability, efficiency, safety, and cost of the machine. Some of these factors are:
Function: The primary factor that determines the design of a machine element is its function or purpose. The function defines what the element has to do or achieve in the machine.
Load: The load is the force or torque that acts on the element due to its function or external factors. The load affects the stress and strain on the element and its deformation and failure.
Speed: The speed is the rate of change of position or rotation of the element. The speed affects the friction, wear, heat generation, vibration, and noise of the element.
Environment: The environment is the surrounding condition or medium in which the element operates. The environment affects the corrosion, erosion, temperature, humidity, dust, etc. of the element.
Material: The material is the substance or mixture of substances that make up the element. The material affects the strength, stiffness, ductility, hardness, toughness, fatigue, creep, etc. of the element.