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

Assigned global variables
SP_RUNm BOOL
TailAdv_m BOOL
TailRet_m BOOL
Relevant PLC machine data
No. Value
14512 [17].2 1
0
14512 [21].1 0
1
Example for calling subroutine 55
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
Commissioning Manual
6FC5397-4EP10-0BA8, 07/2018
M236.0 Indicate that the spindle is running
M229.2 Indicates that the tailstock is moving forward
M229.3 Indicates tailstock is moving backward
Description
Enable tailstock in turning
Disable tailstock 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
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
171