1 Measure various dimensions of component using Vernier caliper and dial type vernier caliper. d 3 d 1

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1 1 Measure various dimensions of component using Vernier caliper and dial type vernier caliper. 1. Note down the apparatus needed and draw component drawing and label parameters to measure. Vernier Caliper d 1 Dial type Vernier Caliper d 1 M. S. R. V.S.R. X L. C. Total 2 Measure various dimensions of component using Varnier depth gauge and vernier height gauge. 1. Note down the apparatus needed and draw component drawing and label parameters to measure. Varnier depth gauge d Vernier height gauge h 1 h 2 h 3 M. S. R. V.S.R. X L. C. Total

2 3 Measure various dimensions of component using micrometer and tube micrometer. 1. Note down the apparatus needed and draw component drawing of both components and label parameters to measure. Micrometer d 1 Tube micrometer t M. S. R. C.S.R. X L. C. Total 4 Use of dial indicator as Mechanical Comparator to inspect given components. 1. Note down the apparatus needed and diagram of set up needed to conduct experiment 2. Calculate least count of dial gauge. 3. Note down the stepwise procedure 4. Dimensions to be measured with tolerance = 66 ± Slip Gauges combination selected = + + = mm 6. Prepare Observation tab as below. Sample No. Observed Deviation with sign from set Total size Accepted / Rejected / Reworked 7. Write down sample calculation. 8 Write down conclusion.

3 5 Set the adjustable snap gauge Go end and No Go end for a given dimension using slip gauges combination. 1. Note down the apparatus needed. 2. Calculate limits for 55h 7 shaft. (Take diameter step mm) i = D ( in microns) 3. Write down stepwise procedure and calculations 4. Write selection of slip gauges for Go and No Go Limit 5. Draw sketch of adjustable snap gauge and the shaft. 6. Adjust the distance of snap gauges for Go and No Go limit accordingly. 7 Write down conclusion. 6 Check the component using bevel protractor and verify the same using sine bar. 1. Note down the apparatus needed and setup diagram for sine bar with component 2. Note down the stepwise procedure 3. Calculate least count of bevel protractor. 4. a) Length of Sine bar = 300 mm b) of Bevel Protractor = c) Approximate angle of component by bevel protractor = d) Approximate height of slip gauge combination h = mm e) Slip gauges selection = = mm f) Final height of slip gauge combination h = 5. Write down calculations 6. Result Angle measured by using sine bar. =

4 7 Measure the screw thread elements by using screw thread micrometer and Optical profile projector 1. Note down the apparatus needed and threaded component diagram 2. Note down the stepwise procedure. 3. Calculate least count of micrometer: 4. Calculate least count of vernier for angular measuremen: Dimensions to be measured 1. Major Diameter 2. Minor Diameter 3. Pitch 4. Depth 5. Thread Angle 6. Effective diameter 5. Write down results and conclusion. Ref. point 1 Ref. point 2 Difference (Measured value) MSR = VSR X LC = TR = 8 Measure the gear tooth elements using gear tooth vernier caliper 1. Note down the apparatus needed and gear tooth diagram with all notations. 2. Calculate least count of gear tooth vernier. 2. a) Outside diameter of gear OD = b) Number of teeth N = c) L. C. of Gear tooth Vernier= 3. Write stepwise procedure 4 Observation table M. S. R. V. S. R. X L. C. Practical Chordal thickness Teeth 1 Teeth 2 Teeth 3 5. Write down results and conclusion.

5 9. To draw and interpret frequency Histogram, frequency polygon, frequency curve and ogive curve for the collected data. 1. Note down cell boundry and frequency of100 components Sr. No. Cell Boundry Frequency Prepare frequency table in detail. 3. Draw frequency Histogram, frequency polygon, frequency curve and ogive curve for the collected data with all notations. 4. Note down conclusion. 10. To draw and interpret the control charts for given data. 1) Eight samples of size 5 each have been collected with following observations. Sr. No. X R Given A 2 = 0.577, D 3 =0.00, D 4 = ) Write down all calculations 3) Draw X bar and R charts with all notations. 4) Note down conclusion.

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