Tool Change Times; Cut-To-Cut Time; Starting The Tool Change - Siemens SINUMERIK Series Function Manual

W3: Tool change

16.3 Tool change times

16.3 Tool change times
Tool change times depend strongly on the design layout of the machine tool.
Typical tool change times
0.1 to 0.2 s
0.3 to 2 s
16.4

Cut-to-cut time

The cut-to-cut time is the period that elapses when a tool is changed between retraction from
the interruption point on the contour (from cut) and repositioning at the interruption point
(return to cut) with the new tool when the spindle is rotating.
Typical cut-to-cut times are as follows:
Typical cut-to-cut times
0.3 to 1 s
0.5 to 5 s
16.5

Starting the tool change

Variants
The tool change can be actuated by:
● T function
● M command (preferably M06)
Parameterization
Which control versions should be effective is defined with the machine data:
MD22550 $MC_TOOL_CHANGE_MODE
Value
0
1
796
for advancing a turret
for tool change with gripper for a prepared tool
for turning machine with turret
for milling machine with automatic tool changer
Meaning
The T function loads the new tool immediately.
New tool with T function prepared for change and
placed in the tool change position simultaneously
during the machining time.
The M command is used to remove the old tool
from the spindle and load the new tool.
Typical application
Turning machines with tool turret
Milling machines with a tool magazine,
Function Manual, 03/2013, 6FC5397-1BP40-3BA1
Extended Functions