Fundamentals, file management
3.2
Opening programs and entering
3
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HEIDENHAIN | TNC 620 | ISO Programming User's Manual | 9/2016
3.2
Opening programs and entering
Structure of an NC program in DIN/ISO format
A machining program consists of a series of NC blocks. The
illustration on the right shows the elements of a block.
The TNC numbers the blocks of a part program automatically
depending on machine parameter
blockIncrement
(105409). The
machine parameter
blockIncrement
(105409) defines the block
number increment.
The first block of a program is identified by
%
, the program name
and the active unit of measure.
The subsequent blocks contain information on:
The workpiece blank
Tool calls
Approaching a safe position
Feed rates and spindle speeds, as well as
Path contours, cycles and other functions
The last block of a program is identified by
N99999999
, the
program name and the active unit of measure.
After each tool call, HEIDENHAIN recommends
always traversing to a safe position from which the
TNC can position the tool for machining without
causing a collision!
Block number
Path function
Words
Block
Содержание TNC 620 Programming Station
Страница 1: ...TNC 620 User s Manual ISO programming NC Software 817600 04 817601 04 817605 04 English en 9 2016 ...
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Страница 5: ...Fundamentals ...
Страница 28: ...Contents 28 HEIDENHAIN TNC 620 ISO Programming User s Manual 9 2016 ...
Страница 57: ...1 First Steps with the TNC 620 ...
Страница 77: ...2 Introduction ...
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Страница 111: ...3 Fundamentals file management ...
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Страница 167: ...4 Programming aids ...
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Страница 195: ...5 Tools ...
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Страница 235: ...6 Programming contours ...
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Страница 285: ...7 Data transfer from CAD files ...
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Страница 305: ...8 Subprograms and program section repeats ...
Страница 323: ...9 Programming Q parameters ...
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Страница 385: ...10 Miscellaneous functions ...
Страница 407: ...11 Special functions ...
Страница 433: ...12 Multiple axis machining ...
Страница 475: ...13 Pallet management ...
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Страница 481: ...14 Manual Operation and Setup ...
Страница 549: ...15 Positioning with Manual Data Input ...
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Страница 555: ...16 Test Run and Program Run ...
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Страница 591: ...17 MOD Functions ...
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Страница 623: ...18 Tables and Overviews ...