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BM114S SERIES 6KW Laser Cutting Head User Manual
lens holder and pull out the base of protective lens;
Seal the part connected with the components of collimating protective lens with
textured paper so as to prevent the entry of dust;
Wear the fingerstall and take out the lens;
Clean the lenses, lens holder and seal rings, for example, replace a new one for the
damaged elastic seal ring;
Install the new lens (regardless of the front and back sides) wiped clean into the drawer-
type lens holder;
Re-install the seal ring;
Re-insert the collimating protective lens holder to the laser processing head, cover the
lid of collimating protective lens and tighten the locking screw.
Note:
It is not allowed to directly pull out of the edge of the elastic seal ring, which
will damage the elastic seal ring very easily.
5.2.3
Removal and Installation of Collimating Lenses
Removal and installation of collimating lenses refer to the following steps:
Remove the laser head and move to a clean place. Clean all dust on the laser head
surface;
Use a 3mm internal hexagonal wrench to unscrew the locking screws of the collimating
components (as shown in Figure 6.5), seal the part connected with the components of
collimating components with textured paper so as to prevent the entry of dust;
Screw out the collimating lens holder, and remove the spring compression ring and
collimator lens with the lens-removing tools;
Replace or clean the collimating lenses.
As shown in Figure 6.6, reassemble the components of collimating lens in order, pay
attention to screw the spring compression ring appropriately with force, and re-screw it
into the collimating components;
Lock the screws of the collimating components;
Check whether the focus position is in the center of the nozzle hole before use, if it is
not in the center, it is necessary to carry out center-regulating operation again.
