DEK高级培训资料.pdf - 第129页
Screen Alignment Issue 2: July 2007
Screen Alignment Tasks
•
Remove and replace an actuator
•
Remove and replace a chase clamp
•
Check roller counter plates for wear
•
Adjust chase clamp air gap
•
Issue 2: July 2007
•
Adjust chase clamp air gap
•
Adjust chase clamp air
pressure and measure
clamp strength
Objective 24: Complete activities in your workbook
Screen Alignment
Issue 2: July 2007
Transport Rails
•
The transport rail module consists of the
following sub-assemblies:
– Front and rear rails
– Rail width stepper motor
– Dual stepper drive card (X3)
– Transport belts
Issue 2: July 2007
– Transport belts
– Belt drive DC motors
– Board clamps
– Board clamp regulator
– 4 x Gas dampers
– 2 x Clatter bars
– Moving rail home sensor
– Board at left and right sensors
– Rail lifted left and right sensors