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4.12 Rotary Tenoner


  • Pre-Operation Checklist is a prerequisite for ANY operation.
  • Demonstrate appropriate feed rate to control stock movement and waste removal relative to the size and type of material being tenoned.
  • Stock is held securely against the fence, miter gauge, or fixture as appropriate.
  • Tooling and head moves completely past the part before releasing it.
  • Clears machine and cleans work area after operation.
  • Required OSHA approved personal protective equipment is worn.
  • Lock-out/Tag-out procedure is in place and followed.
  • Process is completed in a timely manner.

Pre-Operation Checklist

Level 1

Performance Standard -
  • Verifies tool is properly guarded
  • Demonstrates knowledge of and proper use of all machine specific controls
  • Ensures paths of in-feed and out-feed have no obstructions to material and operator
  • Verifies jigs and/or fixtures are secure and operating effectively
  • Verifies hold-downs are positioned correctly at in-feed and out-feed for clearance to feed material
  • Verifies dust collection is positioned for effective chip removal

Level 2

Performance Standard -
  • Verifies cutting tools are secure and free of defects
  • Installs cutting tool properly and verifies cutter rotation
  • Sets spindle rotation correctly
  • Sets spindle speed correctly
  • Verifies feed table is free of defects and clean
  • Verifies spindle height and/or angle are set to specified dimension(s)
  • Installs and properly adjusts required jigs and fixtures.
  • Meets Level 1 performance standard

4.12.1 - End Tenon

Level 1

Given material, the appropriate fixture, the machine set up ready to cut, and a target end profile, shape the end of the material to the specified profile.
Performance Standard -
  • Loads material with appropriate edge and face towards cutter head and table surface
  • Feeds material in the proper direction for cutter head rotation
  • Shaped surface exhibits a uniform smoothness, with no burning or hesitation marks
  • Shaped surface is free of snipe and tear out
  • Tenon is consistent along entire surface, with no visible variation
  • Dimension tolerance is +0.0/-0.4 mm (1/64") [0.0156"] to the required length.
  • Dimension tolerance is ±0.25 mm (1/96") [0.010"] in width and thickness.
  • Machined surfaces exhibit uniform mill marks with no machine burn marks.
  • Cut is free of snipe and tear-out on trailing surface.
  • Cut is free of chipping.

Level 2

Given material and the appropriate fixture, set up the machine to cut a target end profile, shape the end of the material to the specified profile.
Performance Standard -
  • Material hold-downs are effective, and do not impede operation
  • Fixture operates smoothly across feed table and fences
    Meets Level 1 performance standard