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Heavy Duty Frame Structure Design

ROTOGRAVURE PRINTING PRESS

MODEL : COMET-2000

ROLLEX MACHINERY PVT LTD.    ROTOGRAVURE PRINTING PRESS  Model :-  COMET-2000.  Adopting PLC German Siemens [ Programmable Logical Controller ]  system with a humanized machine interface touch screen which allows the easier operation and also improves the quality of Printing  And Registration  efficiency.

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Technical Specification

SPECIFICATION COMET-2000
 Material
 BOPP,PET,PP,PE,CPP,NYLON,
 Max. Width  of Printing Material
 800 mm /1000 mm /1200 mm.
Max.Width Of Gravure Cylinder
 400-850 mm./500-1050 mm /600-1250 mm.
 Diameter of Gravure Cylinder
 Ø 135 mm - Ø 300 mm.
 Guide Roller Width
 900 mm /1100 mm /1300 mm.
 Max.Machine Speed
 [100 m/min.] [150 m/min ] [200 m/min.]
 Main Drive Motor
 AC vector type drive control system
 In-feed,Out-feed,Unwind and 
 Rewind Motor
 AC vector type drive control system
 Dry Oven System
 Electric Heating Type

KEY FEATURES

  • Heavy Duty Frame Structure Design.
  • Touch Screen Interface for Easy Operation.
  • PLC Controlled Machine.
  • Digital Line Guiding.
  • Impression System with liner guide ways.
  • Low friction ball screw for side & length liner compensator.
  • Unwinder Safety Chuck With Mechanical Shaft or Air Safety.
  • Pneumatically Lay on Roll with counter balance.

OPTIONAL EQUIPMENT

  • Machines Type : MLS / ELS / Shaft-less & Turret.
  • Dryer System : Electric / Hot Air / Thermic System / Wooden Boiler / Desal or Gas System.
  • Auto Color Register Controller System.
  • With Online Web Inspection System.
  • Reverse Printing Turn Bar System.

FEATURES OF THE MACHINE

  1
 Nos. of Printing  Station
 8 Nos. [ Model: Comet – 2000 ]
  2
 Max. Print web width
 1000 mm.
  3
 Min. web width
 600 mm.
 4
 Max. Mechanical machine speed
 200 Minute Per Meter.
 5
 Max. Operating machine speed
 180 Minute Per Meter.
 6
 Material processed
12 Micron, BOPP, LDPE, Pet12, Paper

 &  General printing material.
  7
 Cylinder repeats
 600 mm to 1000 mm.
  8
 Station plate
 600 mm.
  9
 Machine height
 2500 mm.
 10
 Machine length
 12800 mm (Approx.)
 11
 Station to station gap
 1000 mm.
 12
 Machine station Plate Top
 25 x 1000 x 600 mm.
 13
 Machine station Plate Bottom
 45x 1500 x 600 mm
 14
 Guide roll size
 1100mm dynamic balancing.
 15
 Web tension range
 0 To 40 Kgs.
 16
 Unwind / Rewind core ID
 3” To 6”  [Shaft less]
 17
Unwind / Rewind reel diameter
 Ø 800 mm (Max.)
 18
 Supply voltage
 440 VAC 60 Hz ± 5%
 19
 Operator side and drive side
 To be decided while placing order.
  1
 Unwind Roll Diameter
 Ø 800 mm.
  2
 Operating System
 Operating System HMI 7” [Inch]
  3
 Reel lifting system
 Manual System /shaftless /hydraulic lifting.
  4
 Unwind Reel Lock
 Mechanical shaft / Shaft-less System
  5
 Unwind Core
 3” & 6” [Inch] Combi.
6
 Digital Edge Guide     System
 Actuator movement ± 50 mm.
7
 Unwind Motor
 7.5 kW
8
 Unwind Drive
 7.5 kW.
9
 Web Tension Control
 Fully automatic with load cell feedback and PLC with AC Drive. 
 Load Cell feedback with  the microprocessor controller system
10
 Movement Mechanism
 35 mm heavy liner guideway double block system. [STD Make]
  1
 Nip Steel Roll
 Nip roll made from MS material with hard chrome plated.
  2
 Nip pressure rubber Roll
 Rubber roll is operated through a pneumatic system with 
 an adjustable pressure gauge set.
  3
 Nip Roller  drive
 Nip roller is through  AC Motor with timing belt & pulley arrangement.
 4
Nip Roller  drive
 Nip roller is through Siemens/standard make AC Motor with timing belt 
& pulley arrangement.
  5
 Web Tension Control
 Fully automatic with load cell feedback and   PLC with AC Drive.
 Load Cell feedback with the microprocessor controller system.
  6
 Tension Control
 Tension maintains In-feed to 1  printing station.
  1
 Print cylinder Side Lay
     [Registration]
 Through push button having movement ± 25 mm with 
 Station mechanism move with AC synchronous motor
 is mounted on the gearbox itself.
  2
 Print cylinder Up & Down Lay
     [ Registration]
 Linear compensator assembly with imported ball
 screw Having length ± 150 mm. Registration roller
 moved up And down by AC synchronous Motor.
  3
Printing cylinder drive
 The cylinder will be drive-through gearboxes. 
 The gears are Oil-immersed. The transmission of 
 the gearbox will be driven by Siemens make AC Motor 
 through timing Belt Drive. Between gearbox and 
 cylinder will be Through Heavy duty split coupling.
4
  Gearbox
 Shanthi Make
5
Engage & Disengage
 Manually
6
Printing cylinder shaft
Two housing with a roller bearing on the shaft. 
Each housing for a supporting cylinder. The Printing 
cylinder's working Circumference will be 400 mm (Min)
 To 800 mm (Max.)
  7
 Printing cylinder loading & Unloading
  Manually
  8
 Lighting Box
 Lighting box for manual inspection of all Station
 9
 All guide roll
 Required as design roller Ø 74mm, 90mm & 100mm
 1
 Impression Rubber Roll 


The impression roller is operated through a pneumatic cylinder
 & mounted on frictionless cross roller V – Type liner guideway 
bearings. One impression roller will be provided along with the 
machine.Impression roller holding the device with fast change over
 the facility.The Left and right sides separate pressure regulators
 for the impression roller.
  1
 Doctor blade
 Heavy-duty doctor blade assembly with positive drive-through 
 pneumatic cylinders.
  2
 Doctor blade angle
 Gear box designed to adjust wiping angle for different
 cylinder diameters.
  3
 Oscillation movement
 Side Movement ± 12 mm. Attachment with gear box (Adjustable movement).
  4
 Doctor blade movement
 Manual Vertical Adjustment through hand-wheel.
  5
 Doctor blade system
 Doctor blade is operated through a pneumatic system with 
 adjustable pressure setting.
 1
 Solvent Evaporated &

 Dryer System
 Dryer impingement Type Having Total Web Path of Approximately
 ( H X W X L)  H=300 X W=1450 X L=1960 mm. The Construction of
 the Dryer Portion is made of MS Plates & Sheet Metal Work. 
 Air Outlet is Through Nozzle on Web Supporting Rollers. 
 Implement With High Velocity For Better Drying Efficiency.
 The Dryer Portion is insulated by Rock Wool or Glass Wool
 and Thermally Isolated.  Dryer Hood Is Manual /
 Pneumatic Operated. Drying Hood can be  Single Hood Construction.
 2
 Dryer Chamber System
 Dryer Chamber Sliding System for Pneumatic Operated.
 3
 Temperature Display
 Display Meter with Thermocouple [Temperature controller ]
 4
 Dryer System
 Required Temperature 30° to 100°
 5
 Air Flow
 Air Volume 500 (CFM)
 6
 Dryer Roller Drive
 All Dryer Roll drive with belt extra Drive for Hi accuracy.
 7
  4 - Zone Dryer
 4 - Zones and straight dryers provide superior drying performance
 when drying laminating
 8
 Dryer Size
  [ H X W X L ]  H=300 X W=1450 X L=1960 mm.
 9
 Dryer Length
   8000 mm (Approximate)
 10
 Exhaust Blower Ducting
Common Blower For Exhaust Between Four Drying Units. 
Exhaust Duct. We Provide Drawing Only.  [ Customer Scope of Supply ]
 11
 Dryer Motor
3  HP AC Motor
 12
  Dryer Drive
  AC Drive 3 HP.
13
 Heater Box [Option ]
18 kw in One Zone As Per Customer Required. [Not Included]
  1
 Rewind Roll Diameter
 Ø 800 mm.
  2
 Operating System
 Operating System HMI 7” [Inch]
  3
 Reel lifting system
 Manual system /shaft-less / hydraulic lifting.
  4
 Rewind Reel Lock
 Mechanical shaft / Air Shaft / Shaft-less System.
  5
 Rewind Core
 3” & 6” [Inch] Combi.
  6
 Lay-on System
 Pneumatically operated lay-on roll system. 

 With counter balancing.
  7
 Rewind Motor
 7.5 kW  [ AC Motor with Timing Belt ]
  8
 Rewind Drive
 7.5 kW.
  9
 Web Tension Control
 Fully automatic with load cell feedback and  PLC with AC Drive.
 Load Cell feed-back with  the micro-processor controller system.
 10
 Movement Mechanism
 35 mm heavy liner guide-way double block system. [STD Make]
 Motor specification for multi-point Drive and other livable
 1
 Unwind
 7.5HP A.C. Motor
 2
 In-Feed
 3 HP A.C. Motor
 3
 Out-Feed
 3 HP A.C. Motor
 4
 Rewind
 7.5 HP A.C. Motor
 5
 Main Drive
 10 HP A.C. Motor
 6
 Drive system Total Power
 32 HP (23.86 KW)