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Punch Unit PU3050 (D717)


2.2.2 PARTS LAYOUT


image



No.

Description

No.

Description

1

Hopper full sensor

6

Punch unit HP sensor


2


Punch drive motor


7

Horizontal registration correction unit HP sensor


3


Punch HP sensor


8

Horizontal registration correction motor


4


Controller


9

Horizontal registration correction sensor

5

Punch unit movement motor




2.2.3 MECHANISM

The punch unit is in the finisher paper feed unit, and when paper transported from the main machine stops, it makes two punch holes in the rear edge of the paper one sheet at a time. Offset in the angle of the paper is corrected by skew correction, and offset in the lateral direction is corrected by moving the punch unit.

 

Skew CorrectionRegistrationPunch hole alignment adjustmentPaper position detectionPunch unit movementPunch drivePunch scrap collection/full detection