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BM111 SERIES 3KW Auto-Focusing Laser Cutting Heads User Manual
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Use a 3mm inner hexagon spanner loosen the screws of collimating components( as
shown in figure 6.3), and seal the part(connected to collimating components) with Crepe
Paper to prevent dust from falling inside the laser head.
Unscrew the collimating lens mount and remove the spring pressure ring and the
collimating lens with the lens removing tool;
Clean or replace the collimating lens.
As shown in figure 6.4, reassemble the collimating lens components in sequence. Note
that the spring pressure ring is tightened properly and re-screwed into the collimating
component.
Tighten the locking screws of collimating component.
Check the focus position is at the center of the nozzle or not before using, if not , the
position should be reset.
6.2.3
Removal and Installation of Focusing Lens
Removal and installation of focus lens refer to the steps as follows:
Remove the laser head and move to a clean place. Clean all dust on the laser head surface.
Place the laser head horizontally. As shown in Figure 6.5, remove the locking screws from
bottom to top.
Fig 6.4 - Collimating lens installation diagram
Spring pressure ring
Collimating lens
Collimating lens mount
Fig 6.3 - Remove the collimating
component
Locking
screws
