Setting Tool Offsets

Next Generation Control Mill Operator's Manual

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The next step is to touch off the tools. This defines the distance from the tip of the tool to the top of the part. Another name for this is Tool Length Offset, which is designated as H in a line of machine code. The distance for each tool is entered into the TOOL OFFSET table.

Setting Tool Offset. With the Z Axis at its home position, Tool Length Offset is measured from the tip of the tool [1] to the top of the part [2].

  1. Load the tool in the spindle [1].
  2. Press HANDLE JOG [F].
  3. Press .1/100. [G] (The mill moves at a fast rate when the handle is turned).
  4. Select between the X and Y axes [J], and with the use the jog handle [K] to move the tool near the center of the part.
  5. Press +Z [C].
  6. Jog the Z Axis approximately 1" above the part.
  7. Press .0001/.1 [H] (The mill moves at a slow rate when the handle is turned).
  8. Place a sheet of paper between the tool and the work piece. Carefully move the tool down to the top of the part, as close as possible, and still be able to move the paper.
  9. Press OFFSET [D] and select the TOOL tab.
  10. Highlight the H (length) Geometry value for position #1.
  11. Press TOOL OFFSET MEASURE [A].
  12. caution: The next step causes the spindle to move rapidly in the Z Axis.
    Press NEXT TOOL [B].
  13. Repeat the offset process for each tool.

Be aware: Many service and repair procedures should be done only by authorized personnel. The service technicians at your Haas Factory Outlet (HFO) have the training, experience, and are certified to do these tasks safely and correctly. You should not do machine repair or service procedures unless you are qualified and knowledgeable about the processes.

Danger: Some service procedures can be dangerous or life-threatening. DO NOT attempt a procedure that you do not completely understand. Contact your Haas Factory Outlet (HFO) and schedule a service technician visit if you have any doubts about doing a procedure.

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