Galaxy EX Squeegee Module.pdf - 第23页
SQUEEG EE MODULE REPLACEMENT PRO CEDURES Ch apte r Issue 4, J un 18 Tech nical R efere nce Ma nual 10. 23 4. Ensure th a t the squeegees are correctl y fitted to the fr ont and re a r sq uee- gee m oun ts. 5. Power down …
SQUEEGEE MODULE
REPLACEMENT PROCEDURES
10.22 Technical Reference Manual Chapter Issue 4, Jun 18
22.Slide the feeler gauge along the length of the gap to ensure that it remains
constant between the front and rear mounts. If adjustment in theta is
required adjust the front squeegee accordingly.
Figure 10-4 Checking Squeegee Mount Parallelism
23. Fully tighten the three M4 x 14mm cap headed screws which secure the
front squeegee mount to the front squeegee shaft.
24. Refit the two debris covers on the base of the squeegee mounts.
25. Refit the squeegee mechanism top cover.
26. Remove and safely stow the two red transit bracket screws.
27. Remove any tools or equipment left in the printer.
28. Ensure that the understencil cleaner is in its home position.
29. Close the printhead front cover.
30. Unlock the mains isolator and power up the printer.
31. Unload the calibration stencil.
32. Using an IPA wipe, clean the marker pen line from the stencil.
33. Fit and align the squeegee blades as shown in the next procedure.
Squeegee Blade
Alignment
1. Load the production product and its associated 3Dstencil.
2. Select Open Cover Commands.
3. Open the front cover and fit the correct squeegee blades for the product.
Gap maintained
throughout
Gap
SQUEEGEE MODULE
REPLACEMENT PROCEDURES
Chapter Issue 4, Jun 18 Technical Reference Manual 10.23
4. Ensure that the squeegees are correctly fitted to the front and rear squee-
gee mounts.
5. Power down the printer and fit the lockout to the mains isolator.
6. Open the printhead front cover.
7. Remove the squeegee mechanism top cover.
8. Manually move the print carriage to roughly align the rear squeegee with
the rear of the feature nearest the centre of the image.
9. Manually wind the rear squeegee down. Position the rear squeegee blade
in line with the rear of the stencil step.
Figure 10-5 Squeegee Placed Above the Stencil Step
Stencil Step
Slitted Squeegee Blade
SQUEEGEE MODULE
REPLACEMENT PROCEDURES
10.24 Technical Reference Manual Chapter Issue 4, Jun 18
10. Loosen the four locking screws.
Figure 10-6 Squeegee Mechanism (squeegees not shown)
11. Check that the rear lateral adjuster micrometer is set to 11mm.
NOTE
There is 4mm of adjustment either side of the 11mm centre.
12. Turn the micrometer to align the slits with the step edges.
13. Manually wind the rear squeegee down until it touches the stencil.
14. Depress and release the stencil and check that the slits remain aligned
with the step edges. Adjust as necessary.
15. Tighten the two rear locking screws.
16. Raise the rear squeegee off of the stencil.
17. Repeat steps 9 through 14 for the front squeegee.
18. Tighten the two front locking screws.
19. Raise the front squeegee off of the stencil.
20. Refit the squeegee mechanism top cover.
21. If required, fit the squeegee drip tray.
22. Unlock the mains isolator.
23. Power up the printer.
24. Set up the printer parameters ready to perform a print.
25. Dispense or manually apply paste (open the printhead front cover), off the
image. (If opened close the printhead front cover).
26. Run a test print and check the alignment.
Lateral Adjuster (Front)
Front Locking Screws
Rear Locking Screws
Lateral Adjuster (Rear)