Describe the principles and technology of precision measurement operations.
Description should include
- determining the concentricity of a turned part to a lathe's spindle
- inspecting dimensions of a finished part
- identifying precision transfer tools such as telescoping gauges and adjustable parallels to determine the compliance of a part of selected dimensions
- reading the following:
- micrometer
- vernier calipers
- dial calipers
- electronic calipers
- dial indicators
Process/Skill Questions:
- What are the four basic measurements made with a dial caliper?
- What are the basic operations performed with a combination square?
- What are the differences between scales and rulers?