PARAMESWAR MOHANTA Precision instruments are required at different stages of manufacturing workshops for good production quality. The level or grade of products is decided and checked for their accuracy. Different measuring instruments are used to check the level of products. The instruments that can measure the smallest and most accurate quantity are called precision measuring instruments. In … Read more
In science, industry, and statistics, the accuracy preferred by a management system is the degree of closeness of a measurement. So, such types of instruments are called precision instruments. Some different types of precision measuring instruments are given below. Precision Measuring Instruments 1. Vernier Caliper The vernier caliper is a precision measuring instrument. Its measurement … Read more
The measuring instruments are required to get the accuracy and complete our jobs as per drawing. These are divided into two groups as follows. Ordinary Measuring Tools and Instruments It can measure a minimum of 0.5 mm in the metric system and 1/64 inch in the British system. e.g., the Steel rule. Precision Measuring Tools … Read more
The technique used to determine the size of any component in terms of standard units is called measurement. eg, Linear measurement applies to measure the length, thickness, diameter, height, etc., covering both internal and external features. When any measurement is carried out, the magnitude of a quantity (length, mass, time, etc.) to be measured is … Read more
The Engineering key is a machine element, which is used to connect a rotating machine element at a shaft. Keys are used to transmit torque from a rotating machine element at the shaft or we can also conclude that keys are used to locate pulleys or gears on a shaft and prevent relative motion between … Read more
A hacksaw is a hand saw with a fine-tooth blade that is fitted under tension in a frame. A hacksaw is used to cut the materials such as metals or plastics. A Hand-held hacksaw consists of a metal arch with a handle, usually a pistol grip, with pins for attaching a narrow disposable blade. A … Read more
Scrapers are made up of tool steel or alloy steel and the cutting edge of the scraper is hardened and tempered. They are mainly used to scrap metal surfaces by rubbing the work surface. They also produce a bearing surface, which has been filed or machined earlier. The scrapers are used as hand-cutting tools for … Read more
The file is the main hand-cutting tool of a fitter. It is made up of a hardened steel tool and has parallel rows of cutting edges on its surface. A file is a working tool that is used to cut fine amounts of material from a workpiece. The filing process provides the final touch to a … Read more
A chisel is a tool with a characteristically shaped cutting edge of a blade at its end for curving or cutting a hard material such as wood, stone, or metal. The handle and blade of some types of chisels are made up of metal with a sharp edge. It is made of high-carbon steel and … Read more
Screwdrivers are made in a variety of shapes, types, and sizes. The standard or common screwdriver is used on slotted-head screws. It consists of three parts: the blade, the shank, and the handle. When using a screwdriver, grasp the handle with the right hand and guide the tip into the slot of the screw with … Read more
