Mechanical Engineering Portal

The method of adhering or welding microchips or powdered particles present during machining to the rake face of the cutting tool is called built-up edge (BUE). During the machining operation , there are always a certain number of microchips or powdered particles that …

Comparison of various machining processes (boring, drilling, shaping, planning, turning and milling) in aspects of advantages and limitations. S.No Machining Process Advantages Limitations 1 Boring All types of material can be bored. A variety o…

Various functions of cutting fluids are Cutting fluid cools the workpiece and tool by carrying away the heat generated during machining. It acts as a lubricant at the friction zones, increasing tool life . As friction decreases, the forces and electricity power consum…

The tool life can be defined in three different ways. Tool life is the actual machining time between two successive regrindings of a cutting tool. It is most commonly expressed in minutes. Volume of material removed in mass production. Number of workpieces machined …

The elements of tool signature or nomenclature of single point cutting tool is illustrated in the figure below (i) Back rake angle: Back rake angle is the angle between the face of the single point cutting tool and a line parallel with base of the tool measured in a…

Different types of welded joints bring two parts together for joining. Five types of welded joints are butt joint, corner joint, lap joint, tee joint, and edge joint. 1. Butt joint: In Butt welded type, the parts lie in the same plane and are joined at their edges…

An automobile is a vehicle that is capable of propelling itself. Since the 17th century, several attempts have been made to design and construct a practically operative automobile. Today, automobiles play a crucial role in the social, economic and industrial growth o…