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GSK218MC Series Machining Center CNC System PLC&Installation Connetion Manual
270
Appendix
M code
F signal
Function
Remark
M10
F031.2
A axis clamping
M11
F031.3
A axis releasing
M16
F026.0
Spindle releasing command
M17
F026.1
Spindle clamping command
M18 F028.3
Cancel
the
spindle exact stop
M19
F026.2
Spindle exact stop command
M20 F032.5
Spindle
neutral position command
M21
F026.3
Tool-homing command in tool-return
M22 F026.4
Tool-homing
command
in capturing the new tool
M26
F027.5
Start the chip-removal valve
M27
F027.6
Close the chip-removal valve
M28 F032.3
Cancel
the rigid tapping
M29
F032.2
Rigid tapping command
M30 F028.0
Program
end
M35
F028.1
Start the chip-removal promotion transmitter
M36
F028.2
Close the chip-removal promotion transmitter
M44
F026.7
Spindle blowing start
M45
F027.0
Spindle blowing stop
M50 F027.1
Automatic
tool-change
start
M51 F027.2
Automatic
tool-change
end
M53
F027.3
Judge whether the tool is correct after the
tool-change is performed
Reserved
M55
F027.4
Judge whether the spindle is with the tool.
Reserved
Precautions:
1. The M codes marked with “F*** *” in the F signal column and with “Reserved” in the remark
can be used.
2. M16 M17 M21 M22 M23 M24 are only enabled in the tool-change, which can not be used
alone.
III. The Usage and Maintenance of the Cone Tool Magazine
1. Tool magazine installation and the relative PLC parameter setting
Operation purpose: The ladder diagram is suitable for the configuration of the tool magazine.
A. Requirements for machine tool when the ladder diagram equips with the cone tool magazine:
1. The spindle tool automatic clamping/releasing equipment on the machine tool is installed
the NORM in-position detection switch.
2. There is positioning function on spindle, and its positioning angle can be adjusted.
3. The capacity of the tool magazine is less than 100.
4. Tool magazine can be performed the positive or negative.