Machining is a set of various processes where raw material is shaped using tools and machines. This Level 3 badge is designed to provide experiences in basic machining.
Participants earn credit by creating a portfolio of evidence for each of the tasks below.
This badge is organized into tasks. To earn the badge, participants must successfully complete all items, collect evidence of their work and upload the evidence in the portfolio system.
|Describe characteristics of different grades of metal and alloys||MA3.1|
|Explain why reverse threading may be used.||MA3.2|
|Explain additional bolt characteristics (hardness, etc) that should be considered when choosing a bolt to use for a particular application.||MA3.3|
|Explain the process of determining rotation and feed rates when machining with a mill||MA3.4|
|Explain the process of boring a hole and when it is needed.||MA3.5|
|Explain the operation of a lathe, describe pieces that would be machined with a lathe, and use a lathe to turn a simple piece.||MA3.6|
|Explain the operation of a mill, describe pieces that would be machined with a mill, and use a mill to machine a simple piece.||MA3.7|
|Explain challenges to making multiple piece assemblies and methods to overcome the challenges to make functioning assemblies.||MA3.8|