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HEIDENHAIN TNC 620 (340 56x-03) Cycle programming User Manual

Page 132

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132

Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling

5.2 RECT

ANGULAR POCKET (Cy

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251, DIN/ISO: G251, A

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Pr

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amming F

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Option)

8

Depth

Q201 (incremental): Distance between

workpiece surface and bottom of pocket. Input range
-99999.9999 to 99999.9999

8

Plunging depth

Q202 (incremental): Infeed per cut.

Enter a value greater than 0. Input range 0 to
99999.9999

8

Finishing allowance for floor

Q369 (incremental

value): Finishing allowance in the tool axis. Input
range 0 to 99999.9999

8

Feed rate for plunging

Q206: Traversing speed of

the tool while moving to depth in mm/min. Input
range: 0 to 99999.999; alternatively FAUTO, FU, FZ.

8

Infeed for finishing

Q338 (incremental): Infeed per

cut. Q338=0: Finishing in one infeed. Input range 0 to
99999.9999

8

Set-up clearance

Q200 (incremental): Distance

between tool tip and workpiece surface. Input range
0 to 99999.9999

8

Workpiece surface coordinate

Q203 (absolute):

Absolute coordinate of the workpiece surface. Input
range -99999.9999 to 99999.9999

8

2nd set-up clearance

Q204 (incremental): Coordinate

in the spindle axis at which no collision between tool
and workpiece (fixtures) can occur. Input range 0 to
99999.9999

X

Z

Q201

Q206

Q202

Q338

X

Z

Q200

Q204

Q203

Q369

Q368

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