Subroutine 56 - Lock_Unlock_T (Clamping Control For Turning Machine) - Siemens SINUMERIK 808D ADVANCED Commissioning Manual

6.6.30

Subroutine 56 - Lock_unlock_T (clamping control for turning machine)

Purpose
Subroutine 56 is used to control the clamping or release for the chuck for a turning machine.
In JOG mode, press the "External/Inside clamping" key to select either external clamping or inside clamping, and press
"Clamp" or "Unclamp" key to clamp or release the chuck. Furthermore, you can also use the "Foot switch" to clamp or
release the chuck. Pressing the "Foot switch" for once release the chuck, and one more pressing clamps the chuck.
In AUTO mode, you can execute M10/M11 to control the clamping or release of the chuck.
Note
The chuck status should be kept when clamping outputs are zero.
Local variable definition
Inputs
Name Type
Delay WORD
LckRel_k BOOL
ExtIn_k BOOL
S_velo BOOL
Foot_switch BOOL
Outputs
Name Type
Lck1_O BOOL
Lck2_O BOOL
Lck_LED BOOL
ExtIn_LED BOOL
Err1 BOOL
Assigned global variables
ChuckLcked BOOL
ChuckLckLED BOOL
ExtInLED_Om BOOL
TR_Status BOOL
Relevant PLC machine data
No. Value
14512 [17].1 1
0
14512 [21].1 0
1
194
Description
Delay if no in position sensor
Lock/release toggle signal
External/internal lock key
Spindle velocity
0: 0 speed; 1: spindle running
Foot switch for clamp/unclamp chuck
Description
Clamping output 1
Clamping output 2
Clamping output indicate
External/internal lock LED
Error 1: clamp/unclamp not possible while spindle is operating
M229.4 Chuck clamped
M239.2 Chuck at released state
M239.5 External/inside clamping state
M237.6 Chuck release command
Description
Enable chuck in turning
Disable chuck in turning
Set I0.0 to I2.7/Q0.0 to Q1.7 as the standard I/O wiring in the default PLC
Set I6.0 to I8.7/Q4.0 to Q5.7 as the standard I/O wiring in the default PLC
Commissioning Manual
01/2017