MFG 105 - Machine Shop Measuring

1. Demonstrate an understanding of relative math.
   1. List value for each decimal place, inch and metric.
   2. State how each decimal place is pronounced.
   3. Covert between inch and metric dimensions.
   4. Use formulas to solve related metrology tasks.
2. Define terms associated with metrology.
3. Demonstrate the ability to interpret and use the following measuring tools.
   1. Fractional rules
   2. Decimal rules
   3. Metric rules
4. Interpret vernier scales.
   1. Demonstrate appropriate techniques for the following comparison measuring tools: telescoping gages, small hole gages, spring calipers, adjustable parallels, radius gages, thickness gages, combination square, precision square, cylindrical square, indicator
5. Demonstrate the ability to use caliper type measuring tools to measure within accepted industry standards.
   1. Select reference material
   2. Use thread micrometer
   3. Use thread wires
6. Demonstrate the ability to use micrometer type measuring tools to measure within accepted industry standards.
   1. Calculate the elevation required for a given angle
   2. List sine bar angle for a given workpiece
7. Demonstrate the ability to measure feature orientation.
   1. Calculate the sine bar elevation required for a given angle.
   2. Calculate the angle for a given sine bar elevation.
   3. Demonstrate the ability to measure perpendicularity using several different methods.
   4. Use a vernier protractor
8. Demonstrate appropriate techniques to interpret and use common comparison type measuring tools.
9. Demonstrate the appropriate techniques to measure with visual measure tools such as toolmaker’s microscope and an optical comparator.
10. Demonstrate the appropriate techniques to measure with gage blocks and gage pins.
    1. Describe the maintenance required to maintain gage blocks.
    2. demonstrate wringing gage blocks tothether.
    3. Select combination of gage blocks required for a given height.
11. Measure external screw threads.
    1. Select appropriate reference material.
    2. Use thread micrometer to measure within accepted industry standards.
    3. Use thread wires to measure within industry standards.
12. Identify and explain CMM operation and describe some advantages and disadvantages over more conventional measuring methods.