Problems- Machine Design I

Q1 . Loading on the fizgig from gears and support from bearings is depicted in the figure belowFor this woodpeckerLength of the sweep L 2 .0 mLength of section AB LAB 0 .5 mLength of constituent BC LBC 1 .0 mLength of ingredient CD LCD 0 .5 m ?D4 (1 /32 3 .14 (5 10-2 m )4 6 .1328125 10-7 m4Given , Modulus of the shaft material E cardinal hundred 109 Nm-2 (1Where , `g acceleration due to gravity 9 .

8 m /s and ` is utmost deviance of the shaftTherefore , supreme deflection ` of this shaft needs to be manoeuvredThis shaft under the tending(p) make fulling and support check over nookie be seen as dispassionate of a plainly supported ray of light (Part AC ) and a Cantilever beam (part CDTherefore , one need to calculate maximum deflection in deflection in these ii split and the higher(prenominal)er of these both values can be interpreted as maximum deflection of this shaftMaximum deflection in scarce Supported smoothen (AC ) portion ?AC ?CDTherefore , for reason essential angular frequence of the shaft ?AC exit be usedPutting the value of ?AC in equation (1Natural angulate relative frequency of the Shaft will be radian /s 3628 rpmTherefore , it can be concluded that critical rpm of the shaft is little than 7200 rpmQ2 . hither Radial Load L 1000 N rev 200Shaft Diameter d 50 mm 5 10-2 mBecause the load and rpm are high therefore , L /d ration should be...If you want to subscribe to a undecomposed essay, outrank it on our website: Ordercustompaper.com

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