74
b
Press Section
chap.2
b
Press Section
1. Description
(1) Press Roller Timing & Printing Area
Description
In this machine, the master is rolled up to the
drum, ink is transferred to the drum and the
printing paper is pressed to the drum by the press
roller to print.
Printing is performed on only the sections that
meet the following requirements.
1) The sections of the master on which holes are
made by processing platemaking. (platemaking area)
2) The hole sections of the drum.
3) The section of the drum pressed with the
press roller. (the area pressed ON)
When the pressed-on position is 0 under the
normally adjusted conditions, relations among 1), 2)
and 3) are as follows*-
Drum gear
Press roller
Press lever
Press roller sensor
R8S02060
Cam
Paper
Cancel lever
Signal solenoid
Contact pressure unit
Cancel lever
Emergency
signal solenoid
260
t
10mm
R8S02062
Drum hole section : 438 ( 370 )
Center of the
master clamp shaft
70
Bottom end of the
hole section
Press ON
Press OFF
Printing area : 423 ( 355 )
10
15
Press area : 428 ( 370 )
310 ( 270 )
41
mm
( ) : DP-S620/S520/S510
Press ON length
Drum hole section length
Printing area length
428 mm
438 mm
423 mm
370 mm
370 mm
355 mm
DP-S850/S650/S550
DP-S620/S520/S510
Summary of Contents for DP-S Series
Page 1: ......
Page 9: ......
Page 11: ......
Page 16: ...x Dimensions chap 1 15 R8S01001 xDimensions 622 1360 510 228 1080 710 980 688 370 mm...
Page 22: ...v Part Names and Their Functions chap 1 21 44000A1e 2A 2B 2C R8S01006a 2Detailed drawing...
Page 33: ...32 z Scanner Section chap 2 Circuit R8S02E03e...
Page 87: ...86 m Drum Section chap 2 2 Circuit R8S02E30...
Page 171: ...170 MEMO...
Page 193: ...192 MEMO...
Page 195: ...194 z Help mode List chap 7 z HELP Mode List...
Page 243: ...242 c HELP Mode Function and Operation Procedures chap 7...
Page 270: ...269 c HELP Mode Function and Operation Procedures chap 7...
Page 281: ...280 MEMO...
Page 293: ...292 z Electrical Parts Layout and Their Functions chap 9 MEMO...
Page 295: ...309 294 x Overall Wiring Layout chap 9 Overall Wiring Layout 1 Main PCB 2 2...
Page 297: ...311 296 x Overall Wiring Layout chap 9 Overall Wiring Layout 2 Drive PCB 2 2...