Department of Mechanical engineering Metrology lab Description: The objective of this laboratory is to provide the student a good environment to understand some very important concepts of the techniques implemented in measuring the dimensions, tolerances and the surface properties of components. Faculty In-Charge Technician/Programmer Area Total Investment No. of experiments /Systems Courses conducted Exclusive / Shared

:M.Vijay krishna :U.V. Rao : 50 Sq.m : Rs. 2,28,330/: 11 :III B.Tech II sem(ME) : Exclusive

Lab Overview Image

Department of Mechanical engineering

Department of Mechanical engineering Metrology lab List of Equipment S.No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Major Equipment Vernier Calipers (6") Vernier Caliper (12") Dial Vernier Caliper Outside Micrometers Adjustable Micrometer Inside Micrometers Bore Gauge With Dial (Size 35-60 mm ) Bore Gauge With Dial (Size 18-35 mm ) Verinier Height Gauge Bevel Protractor Sine Bar 150mm Sine Bar 200mm Gear Tooth Vernier Caliper Surface Roughness Tester Tool Makers Microscope Plunger Type Dial Guage

Qty. 2 1 1 2 1 2 1 1 1 1 1 1 1 1 1 1

18

Magnetic Stand Depth Micrometer

1 1

19

Slip gauge Set

1

20

Comparator Stand

1

21

Spirit Level(150mm)

1

17

Department of Mechanical engineering Metrology lab List of Experiments as per Syllabus S.No.

Experiments

2 3

Measurement of length, height and diameter by vernier callipers, vernier height gauge and micrometer. Measurement of bores using dial bore indicator Measurement of thickness of gear teeth by vernier tooth calliper

4

Machine tool alignment test on the lathe

5

Machine tool alignment test on milling machine

6

8

Angle and taper measurement using bevel protractor and sine bar surface roughness Use of spirit level in finding the straightness of a bed and flatness of a Surface. Tool maker’s microscope

9

Surface roughness measurement by Tally surf

1.

7

List of Experiments beyond the Syllabus 1

Linear measurement using dial gauge, slip gauge and calibration of dial gauge

2

Use of optical flat and monochromatic light