Calibrating The Electrical Tool Probe - Siemens SINUMERIK 840D sl Operating Manual

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Calibrating the electrical tool probe

If you want to measure your tools automatically, you must first determine the position of the

tool probe on the machine table with reference to the machine zero.

Tool probes are typically shaped like a cube or a cylindrical disk. Install the tool probe in the

working area of the machine (e.g on the machine table) and align it relative to the machining

You must use a mill-type calibration tool to calibrate the tool probe. You must enter the

length and radius/diameter of the calibration tool in the tool list beforehand.

Setting the protection level

The "Calibrate probe" function is only available if an adequate level of protection is set.

Please refer to the machine manufacturer's specifications.

Operating Manual, 09/2011, 6FC5398-7CP40-2BA0

Move the calibration tool until it is approximately over the center of the

measuring surface of the tool probe.

Select operating mode "JOG" in the "Machine" operating area and press

the "Measure tool" softkey.

Press the "Probe calibration" softkey.

Choose whether you want to calibrate the length or the length and the

Press the <CYCLE START> key.

Calibration is automatically executed at the measuring feedrate. The

distance measurements between the machine zero and tool probe are

calculated and stored in an internal data area.

Setting up the machine

2.5 Measuring the tool

Sinumerik 828d