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HEIDENHAIN TNC 426B (280 472) ISO programming User Manual

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Contents

VII

HEIDENHAIN TNC 410, TNC 426, TNC 430

8 PROGRAMMING: CYCLES ..... 141

8.1

General Information on Cycles ..... 142

8.2

Point Tables (only TNC 410) ..... 144

Creating a point table ..... 144

Selecting point tables in the program ..... 144

Calling a cycle in connection with point tables ..... 145

8.3

Drilling Cycles ..... 146

PECKING (Cycle G83) ..... 146

DRILLING (Cycle G200) ..... 148

REAMING (Cycle G201) ..... 149

BORING (Cycle G202) ..... 150

UNIVERSAL DRILLING (Cycle G203) ..... 151

BACK BORING (Cycle G204) ..... 153

UNIVERSAL PECKING (Cycle G205, only with the TNC 426, TNC 430 with NC software 280 474-xx) ..... 155

BORE MILLING (Cycle G208, only with the TNC 426, TNC 430 with NC software 280 474-xx) ..... 157

TAPPING with a floating tap holder (Cycle G84) ..... 159

TAPPING NEW with floating tap holder (Cycle G206, only with TNC 426, TNC 430

with NC software 280 474-xx) ..... 160

RIGID TAPPING (Cycle G85) ..... 162

RIGID TAPPING NEW(Cycle G207, only with the TNC 426, TNC 430 with NC software 280 474-xx) ..... 163

THREAD CUTTING (Cycle G86, not TNC 410) ..... 165

Example: Drilling cycles ..... 166

Example: Drilling cycles ..... 167

Example: Calling drilling cycles in connection with point tables (only with TNC 410) ..... 168

8.4

Cycles for milling pockets, studs and slots ..... 170

POCKET MILLING (Cycles G75, G76) ..... 171

POCKET FINISHING (Cycle G212) ..... 172

STUD FINISHING (Cycle G213) ..... 174

CIRCULAR POCKET MILLING (Cycles G77, G78) ..... 175

CIRCULAR POCKET FINISHING (Cycle G214) ..... 177

CIRCULAR STUD FINISHING (Cycle G215) ..... 178

SLOT MILLING (Cycle G74) ..... 180

SLOT with reciprocating plunge-cut (Cycle G210) ..... 181

CIRCULAR SLOT with reciprocating plunge-cut (Cycle G211) ..... 183

Example: Milling pockets, studs and slots ..... 185

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29.06.2006, 08:05

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