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1 fundamentals, Overview, 1 f undamentals 4.1 fundamentals – HEIDENHAIN TNC 320 (340 55x-05) Cycle programming User Manual

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94

Fixed Cycles: Tapping / Thread Milling

4.1 F

undamentals

4.1 Fundamentals

Overview

The TNC offers 8 cycles for all types of threading operations:

Cycle

Soft key

Page

206 TAPPING NEW
With a floating tap holder, with automatic
pre-positioning, 2nd set-up clearance

Page 95

207 RIGID TAPPING NEW
Without a floating tap holder, with
automatic pre-positioning, 2nd setup
clearance

Page 97

209 TAPPING W/ CHIP BREAKING
Without a floating tap holder, with
automatic pre-positioning, 2nd set-up
clearance, chip breaking

Page 100

262 THREAD MILLING
Cycle for milling a thread in pre-drilled
material

Page 105

263 THREAD MILLING/CNTSNKG
Cycle for milling a thread in pre-drilled
material and machining a countersunk
chamfer

Page 108

264 THREAD DRILLING/MILLING
Cycle for drilling into solid material with
subsequent milling of the thread with a
tool

Page 112

265 HEL.THREAD DRILLING/MILLING
Cycle for milling the thread into solid
material

Page 116

267 OUTSIDE THREAD MILLING
Cycle for milling an external thread and
machining a countersunk chamfer

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