Chapter 3 Description of the Machine
3-12
E1 Semi-automatic screen printer
System Manual
EKRA / Doku Eisermann 03_SYSTEM_PDF.FM
30.8.02
Technical data
Board handling
PCB size 430 x 570 mm
350 x 400 mm (with standard clamping)
PCB thickness 10 mm
PCB support magnetic pins and blocks;
optional: customer-specific workpiece holder
PCB clamping PCB clamping by lateral clamping strips;
optional: vacuum nest
Stencil size min. 300 mm x 300 mm
max. 630 mm x 850 mm
Frame thickness 30 mm
Printing parameters
Print area max. 430 x 570 mm
Printing speed 10 mm - 110 mm
Printing head Two independent pneumatic printing heads; closed-loop
control circuit; squeegee free-swinging
Squeegee pressure 0 - 4 bar, equivalent to 0 - 320 N
adjustable via pneumatic cylinders
Squeegee types all types
Squeegee speed min. 5 mm/s
max. 100 mm/s
Squeegee depth setting down stop adjustable on squeegee head
Separation speed 0.4 - 1 mm per second
Separation way 2 mm
Snap-off setting manually with handwheel; 1 revolution equivalent to 1 mm
stroke
PCB adjustment range X/Y: ± 8 mm / theta: + 2°
Printing modes 1 Print - Flood
2 Print - Flood – Print - Flood
3 Print - Print
3a Print - Print (both squeegees unpressurised in parking
position)
4 Print
4a Print (both squeegees unpressurised in parking position)
Manual optical positioning system (MOPS - option)
Cameras 2 manually adjustable CCD cameras
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