Siemens SINUMERIK 840D sl Function Manual page 995

Tool Change (W3)
17.1 Brief description
Tool change
CNC-controlled machine tools are equipped with tool magazines and automatic tool change
facility for the complete machining of workpieces.
Sequence
The procedure for changing tools comprises three steps:
1. Movement of the tool carrier from the machining position to the tool change position
2. Tool change
3. Movement of the tool carrier from the tool change position to the new machining position.
Requirements
The following is required for tool change:
● Short idle times
● Time-saving searches, provision and return of tool during the machining time.
● Simple programming of the tool change cycle
● Automatic flow of the required axis and gripper movements
● Easy fault recovery
Extended Functions
Function Manual, 03/2009, 6FC5397-1BP10-4BA0
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