Milling Machine Rubric
Identify the following tool features
- X, Y, Z handle
- Table locks
- Spindle on/off
Machine Safety: Identify and mitigate common hazards
- Spinning/moving things - tools, spindles, tables, chips
- Stationary things that could accidentally move - esp workpieces
- Heavy things - vise/ rotary table, etc.
- Sharp things - tools, chips, burrs on workpieces
- Hot things - tools, chips, workpieces
Personal Protective Equipment
- Knows what clothing and PPE should and should not be worn when operating the mill, such as:
safety glasses, work gloves, rings, jewelry, open/closed toed shoes, long hair, long/short sleeves
- Select an appropriate cutting tool (i.e. end mill) for a basic task
- Understand how tool properties like flute count, tool diameter, tool material, center-cutting, etc. affect correct tool selection and setup
- Determine correct feeds, speeds
- Identify climb vs. conventional milling and identify when one or the other is most appropriate
- Can name three materials allowed on the mill.
- Can name three materials that are not allowed on the mill
- Demonstrates proper work-holding.
- Demonstrates milling procedures on a small piece of metal, a small pocket.
- Demonstrates a proper tool change.
- Demonstrates cleaning the table.
Limits of Knowledge
- Demonstrates awareness of limits of own knowledge, and can identify when and where to seek additional information or help