Manual turning operations, 2 manual contr o l mode – HEIDENHAIN CNC Pilot 4290 V7.1 User Manual

Page 64

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3.2 Manual Contr

o

l Mode

Manual turning operations

The “manual” menu group includes G functions, simple longitudinal
and transverse turning, and manual NC programs written by the
machine tool builder.

Simple longitudinal and transverse turning operations:

U

Select Manual > Constant feed

U

Select the direction of feed (“Constant feed” dialog box)

U

Control the feed rate with the cycle keys

To run a G function:

U

Select Manual > G function

U

Enter the G number (“G function” dialog box)

U

Enter the function parameters

U

Press OK: The G function is executed

The following G functions are permitted:

„

G30 – Rear-face machining

„

G710 – Adding tool dimensions

„

G602..G699 – PLC functions

Manual NC programs
Depending on the configuration of a lathe, the machine manufacturer
can includes NC programs supporting the machinist in manually
operating the lathe (Example: Switching to rear-face machining).

U

Select “Manual”

U

Select the desired Manual NC program from the menu

U

The control loads the NC program and displays it

U

Cycle Start activates the NC program

With “constant speed,” a feed rate per revolution must be
defined.

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