Manual Mill Class
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Lesson 6: Operating the Mill
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Introduction: Operating the Mill

The following outlines basic operation and etiquette for using the manual mill.

Area and Machine Preparation

  1. Clean and clear the table.
  2. Secure the workpiece.
    • See Shop Staff if you need assistance.
  3. Select a cutting bit & collet.
  4. Install the bit & collet.
  5. Lookup the RPM (speed) for your cutter and material.
  6. Change the hi/low gearbox if needed.
  7. Lock the quill (unless drilling).
  8. Lock any axis not being moved.
  9. Determine which way the table will need to move to avoid climb cutting.
  10. Place the shield in front of the work area.

Making the Cut

  1. Start the mill.
  2. Change the RPM.
  3. Engage the end mill into the material.
    • Take no more than 1/2 the diameter of the cutter in depth or width of cut.
    • Avoid climb cutting.
  4. Unlock an axis before moving it.
    • Lock the axis after movement.
  5. Use the power feed for a better surface finish.

Clean Up

  1. Clean the mill and the area nearby.
    • Use brushes and a vacuum.
    • Never use compressed air.
  2. Clean up any coolant spills.
  3. Put away end mills, drill bits and tools.
  4. Recycle scraps and put reusable pieces in the storage bin in the metal shop.

Print Out This Guide

This course is available as a PDF that is attached to this step. Happy Milling!