Boring Head Kaizen Project

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Boring HeadKaizen Project

• By
• Tyson Meeks
• Christopher Tockey

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Storage, Purpose and Tips
Purpose Boring heads are used to create large
diameter holes when tolerances do not allow for a
drill bit or do not have a large enough drill
bit/reamer. Can also be used to enlarge holes, or
adjust hole centerlines in certain instances.
Storage Cabinet 7, bottom drawer labeled Boring
Head

• Tips
• Adjustments for cutting depth are on diameter
  basis
• For smooth finish remove .002 on final pass
• Use cutting oil to cool and lubricate tool

Cabinet 7

• Safety
• Be sure all set screws are tight before operation
• Be sure boring bar has clearance to fit into hole
  when boring
• Remove Allen wrench before turning mill on
• Double check mill speed before operation

Bottom Drawer in gray box

• Tool Sources
• MSC Industrial Supply lthttp//www1.mscdirect.comgt
• Big Kaiser Precision Tooling Inc.
  lthttp//www.bigkaiser.comgt

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• Operation
• 1. Install head into mill
• 2. Install boring bar and tighten set screw
• 3. Loosen lock screw and adjust boring bar to
  hole edge
• Dial for a cut (0.005 to 0.030), tighten lock
  using small end to prevent over torque
• 5. Adjust mill speed for hole size and material
• 6. Engage worm feed on mill and turn mill on
• 7. Push or pull Knob 3 to engage worm feed in
  rev (knob has 3 positions in-FWD, middle-neutral,
  and out-REV)
• 8. Bring quill to material (reduces amount of
  time to wait for feed)
• 9. Pull handle out to engage power feed
• 10. When at desired depth push handle back to
  disengage feed, then turn off mill
• 11. Remove head from hole (backing off tool from
  side)
• 12. Repeat above until hole is desired size
• 13. Remove bar from head. Clean and replace in
  box
• 14. Remove head from mill. Clean and replace in
  box
• 15. Make sure Allen wrench is in box and put in
  cabinet
• 16. Disengage worm gear when done

Use Allen wrench as shown to prevent
over-tightening lock screw