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BM111 SERIES 3KW Auto-Focusing Laser Cutting Heads User Manual
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Turn the focusing lens back into the focusing lens mount and tighten it.
As the sequence shown in figure 1.1, reassemble and tighten the screws.
Check the focus position is at the center of nozzle or not. If not, you need to refer to the
3.1 step to reset the operation.
6.3
Replace Nozzle Connection Assembly
During the laser cutting, the laser head will inevitably be hit, so users need to replace the
nozzle connector.
6.3.1
Replace Ceramic Structure
Unscrew the nozzle.
Hand pressing the ceramic structure so that it is not skewed, and then unscrew the
pressure sleeve.
Align the pinhole of the new ceramic structure with the 2 locating pins and press the
ceramic structure by hand, then screw the pressure sleeve.
Screw the nozzle and tighten it properly.
Fig 6.7 - Focus lens installation diagram
Spring pressure ring
Focusing lens
Focusing lens mount
Fig 6.8 - Replace nozzle connector
Ceramic structure
Nozzle
Pressing sleeve
