Lecture series on design of machine elementsi by prof. So there are 4 types of sections mainly also i told you that are also. What we understand by typical belt drive specifications. Unit 3 power transmission devices devices structure 3. Belt tension to torque let the difference in tension between the loose side f 2 and the tight side f 1 be related to torque t t f. Apr 11, 2020 design of v belt drives module belt drives lesson 3 notes edurev is made by best teachers of. B maiti, department of mechanical engineering,iit kharagpur. Belt drives produce least amount of noise and vibration. When the shaft of driven pulley is jammed, the tight side. This document is highly rated by students and has been viewed 291 times. Design of flat belt drive from design of transmission system dts in tamil duration.
Problem 1 based on belt drive video lecture from chapter power transmission in theory of machine for mechanical engineering students. Chains and belts require periodic adjustment from wear and stretch, respectively. The selection of belt drive depends on several factors. Introduction the belts are used to transmit power from one shaft to another by means of pulleys which rotate at the. Lecture series on design of machine elements i by prof. Gears can operate at higher speeds and transmit more power than chains or belts.
Multiple groove pulleys are available to accommodate number of belts, when large power transmission is required. Then we are having alpha l that is angle of wrap of the larger pulley, so what is this one you can. Nptel syllabus mechanics of textile machinery web course course outline machine elements and drives introduction to drives, selection of drives, primary machine elements, special purpose drives and devices belt drives types of drives, selection of drives. Mechanical engineering design of machine elements i nptel. Here, we consider as far as flexible machine elements are concerned only the drives belonging to flat belt drive and the v belt drives, although we are having. Md14 belt and chain drives university of northern iowa. Design of v belt drives module belt drives lesson 3. Flat belt leather and reinforced belts, analysis of belt tensions, positions of slack. So, this is for the v belt drive and you know that the v belt specifications are as given over here.
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