WEIHONG NK200 - Automatic Tool Change of Circular Tool Magazine

Specialized Concentrated Focused
Operation「81」
3.17.2 Automatic Tool Change of Circular Tool Magazine
When machine tool is with function of circular tool magazine and automatic tool change is needed during
file machining, the process of automatic tool change is as follows:
Tool change finishes
Detect whether disk retracts
Disk retracts
Detect whether spindle clamps
tool
Meet T code and enter changetool sub-program
Detect whether No. of current
tool and target tool are within the
capacity range of tool magazine
True
Calculate rotation times of disk according
to current tool No. and target tool No.
Spindle moves to lower position
Disk jumps
Detect whether disk jumpsFalse
Software prompts alarm
and ends program
Spindle unclamps tool
Detect whether spindle unclamps
tool
True
False
Software prompts alarm
and ends program
Spindle uplifts to upper position
The disk
rotates CW
The disk
rotates CCW
Decide rotation direction of disk
according to the calculated
rotation times of disk
Spindle moves to lower position
Spindle clamps tool
False
Software prompts alarm
and ends program
True
False
Software prompts alarm
and ends program
True
True
False
Software prompts alarm
and ends program
Fig. 3-72 Process of Auto Tool Change for Circular Tool Magazine