Introduction cont'd - MM04780005

Lesson 1 Gage Block Materials and Construction

Gage Block Materials and Construction cont'd - MM04780007

Figure 10. Gage block reference dimensions.

Figure 1. Square and rectangular gage blocks.

Gage Block Materials and Construction cont'd - MM04780010

Figure 3. Parallel gage block surfaces

Gage Block Materials and Construction cont'd - MM04780012

Figure 7. Straight forward increase of overlap.

Gage Block Materials and Construction cont'd - MM04780014

Gage Block Materials and Construction cont'd - MM04780015

Gage Block Materials and Construction cont'd - MM04780016

Gage Block Materials and Construction cont'd - MM04780017

Gage Block Materials and Construction cont'd - MM04780018

Figure 8. Wringing completed.

Gage Block Materials and Construction cont'd - MM04780020

Figure 4. The Hoke block.

Gage Block Materials and Construction cont'd - MM04780022

Gage Block Materials and Construction cont'd - MM04780023

Gage Block Materials and Construction cont'd - MM04780024

Figure 5. Gage block construction limits

Gage Block Materials and Construction cont'd - MM04780026

Gage Block Materials and Construction cont'd - MM04780027

Gage Block Materials and Construction cont'd - MM04780028

Gage Block Materials and Construction cont'd - MM04780029

Gage Block Materials and Construction cont'd - MM04780030

Gage Block Materials and Construction cont'd - MM04780031

Gage Block Materials and Construction cont'd - MM04780032

Gage Block Materials and Construction cont'd - MM04780033

Gage Block Materials and Construction cont'd - MM04780034

Figure 2. Temperature coefficients of linear expansion

Gage Block Materials and Construction cont'd - MM04780036

Gage Block Materials and Construction cont'd - MM04780037

Gage Block Materials and Construction cont'd - MM04780038

Figure 9. Gage block length or thickness.

Gage Block Materials and Construction cont'd - MM04780040

Gage Block Materials and Construction cont'd - MM04780041

Gage Block Materials and Construction cont'd - MM04780042

Figure 6. Overlap of gaging surfaces

Figure 11. Gage blocks set a visual gage.

Gage Block Materials and Construction cont'd - MM04780045

Gage Block Materials and Construction cont'd - MM04780046

Lesson 2: Optical Flat Construction

Optical Flat Construction

Figure 5. Air gap (flatness error) comparisons

Figure 1. An optical flat.

Optical Flat Construction cont'd - MM04780051

Optical Flat Construction cont'd - MM04780052

Optical Flat Construction cont'd - MM04780053

Optical Flat Construction cont'd - MM04780054

Optical Flat Construction cont'd - MM04780055

Figure 2. Optical flat and gage block mating

Optical Flat Construction cont'd - MM04780057

Figure 3. A monochromatic light source

Optical Flat Construction cont'd - MM04780059

Optical Flat Construction cont'd - MM04780060

Figure 6. Flatness error interference bands.

Figure 4. Comparison of air gap widths.

Optical Flat Construction cont'd - MM04780063

Lesson 3: Micrometer Construction

Micrometer Construction

Micrometer Construction cont'd - MM04780066

Micrometer Construction cont'd - MM04780067

Micrometer Construction cont'd - MM04780068

Micrometer Construction cont'd - MM04780069

Micrometer Construction cont'd - MM04780070

Micrometer Construction cont'd - MM04780071

Micrometer Construction cont'd - MM04780072

Micrometer Construction cont'd - MM04780073

Micrometer Applications

Micrometer Applications cont'd - MM04780075

Micrometer Applications cont'd - MM04780076

Lesson Four: Calibration of Gage Blocks

Calibration Process

Parallelism and Size Measurement

Figure 1. Monochromatic light with optical flat.

Figure 2. Monochromatic Light-Equipment Setup

Figure 3. Typical Fringe Line Patterns Found on New and Used Gage Blocks

Figure 4. Distortion Measurement

Figure 5. Gage block calibration worksheet

Figure 6. Gage block specifications

Final Procedure - MM04780086

Figure 7. Gage Block Comparator

Final Procedure cont'd

Exercises for Lesson 4 - MM04780089

Exercises for Lesson 4 cont'd - MM04780090

Foldout-1 Gage block selections from a 81-block set

Foldout-2 Gage block micrometer application

Fold-3 Gage block application

Foldout-4 Gage block application

Foldout-5 Sine bar construction

Foldout-6 Sine bar gage block angle construction

Foldout-7 Sine bar gage block triangle construction

Foldout-8 Coefficients of linear expansion

Foldout-9 Development of interference bands

Folkdout-10 The nature of interference bands

Foldout-11 Counting interference bands

Foldout-12 Interference bands on a convex surface

Foldout-13 Convex versus concave surfaces

Foldout-14 Height comparison application

Foldout-15 Inside and outside calipers

Foldout-16 Inside caliper applications

Foldout-17 Micrometer precision screw construction principle

Foldout-18 Micrometer principal components

Foldout-19 Micrometer sleeve and thimble scales

Foldout-20 Micrometer application

Foldout-21 Micrometer vernier scale

Approved Solution

Dimensional Measurements