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Numeric drilling and threading type cycle words [TURN]

Reserved word

Definition

DEPTH

This word has different values for different operations:
  • Tap operation - calculated depth of tap.
  • Twist drill operation - calculated depth of drilling operation including tip.
  • Turning, Boring, and Face operations - depth of cut.
  • Groove operation - depth of cut.

END-X

The X location where the thread cutting pass ends. This is usually the same as <START-X> except for tapered threads.

END-Z

The Z location where the thread cutting pass ends.

ENG-ANGLE

Corresponds to the 90 - Infeed Angle threading attribute.

LEADX

Calculated tip to tip X axis lead.

LEADZ

Corresponds to Pitch thread dimension.

MIN-INFEED

Corresponds to the Min Infeed attribute.

NUM-SPRING

Number of thread spring passes. Corresponds to Spring Passes threading attribute.

NUM-THREAD

Number of thread passes.

RTR-ANGLE

Corresponds to Withdraw Angle.

RTR-ANGLE90

Withdraw Angle - 90.

This parameter was added to support threading on a Fanuc. On that controller, a vertical retract is considered to be 0, not 90.

RTR-CH-LEADS

The number of leads for the chamfer move when exiting a threading feature. It is typically a 2-digit number and corresponds to the Chamfering amount (r) in G76 threading on a Fanuc controller.

For example, a value of 15 is a lead length of 1.5 multiplied by the pitch distance.

START-X

The X location where the thread cutting pass starts.

START-Z

The Z location where the thread cutting pass starts.

STEP1

This word has different values for different operations:

  • Thread operation - Step 1 of threading pass.
  • Drill operation - First peck.
  • Groove operation - Stepover %.

STEP2

This word has different values for different operations:

  • Thread operation - Step 2 of threading pass.
  • Drill operation - Second peck.

TAPER-ANGLE

Returns the taper Angle entered on the Dimensions tab of the Thread Properties dialog.

TAPER-DEPTH

The Z distance between the lowest and highest points on the thread.

THRD-DEPTH

Corresponds to Thread Height in FeatureTURN.

TIP-ANGLE

The tip angle of the tool.

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