HEIDENHAIN TNC 320 User Manual page 202

Compact contouring control

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If you open a pop-up window for tool selection, the

TNC marks all tools available in the tool magazine

You can also search for a tool in the pop-up window.

To do so, press the GOTO or FIND soft key and enter

the tool number or tool name. With the OK soft key

you can load the tool into the dialog box.

Example: Tool call

Call tool number 5 in the tool axis Z with a spindle speed 2500 rpm

and a feed rate of 350 mm/min. The tool length and tool radius 2

are to be programmed with an oversize of 0.2 and 0.05 mm, the

tool radius with an undersize of 1 mm.

20 TOOL CALL 5.2 Z S2500 F350 DL+0.2 DR-1 DR2+0.05

The character D preceding L, R and R2 designates delta values.

Preselection of tools

The preselection of tools with TOOL DEF can vary

depending on the individual machine. Refer to your

machine manual.

If you are working with tool tables, use a TOOL DEF block to

preselect the next tool. Simply enter the tool number or a

corresponding Q parameter, or type the tool name in quotation

HEIDENHAIN | TNC 320 | Conversational Programming User's Manual | 9/2016