Download presentation
1
Measurement
2
MEASURING TOOLS RULER DIAL CALIPER VERNIER CALIPER OUTSIDE MICROMETER
DEPTH MICROMETER INSIDE MICROMETER INDIRECT MEASUREMENT HEIGHT GUAGE INIDICATORS
3
Systems of Measurement
US Conventional System- inches, feet, yards Fractional Notation Decimal Notation Reading a Ruler (review page 70 Modern Metalworking) International System of Units (SI)- SI metric Millimeters/ Half millimeters Reading a Ruler (review page 71 Modern Metalworking)
4
Ruler Graduations Fractional Inch (1/8”-1/64”)
Decimal Inch (10th, 20th, 50th) Metric (millimeters and half millimeters)
6
Combination Square
7
Rulers
8
Dial Calipers Bezal Lock, Caliper Dial, Clamp Screw, Fixed Jaw, Scale Beam, Movable Jaw, Inside Nib.
9
The Dial Caliper
10
How to Read a Caliper
11
More accurate than dial calipers
Vernier Calipers More accurate than dial calipers
12
Vernier Measurement Review
13
Outside Micrometer
14
Reading a Micrometer
15
Depth Measurement Used to accurately measure the depth of a hole or bore.
16
Depth Measurement
17
Inside Micrometer Used to accurately measure bores or hole diameter
18
Inside Micrometer
19
Indirect Measurement
20
Height Gage Types Supported by Surface Plates and Machine Tables
Digital, Dial, or Vernier Supported by Surface Plates and Machine Tables
21
Indicators Used for “quick checking” parts and machine setups Types
Balanced- can be read in both directions from the “0” line Continuous- read clockwise from “0” line Digital
22
Using an Indicator
23
Test Your Knowledge What is the graduation of this ruler?
When is a magnifying glass needed? Why should you begin readings at the 1”? Identify the highlighted marks.
26
7. .217
27
8. .272
Similar presentations
© 2024 SlidePlayer.com Inc.
All rights reserved.