Electronic Line Shaft Printing Machine for Liquid Paper Box (QHSY-A)

• Customization: Available
• Plate: Gravure Printing
• Structure: Rotary Letterpress
• Model NO.: (QHSY-A)
• Color & Page: Multi-Colour Printing Press
• Usage: Paper Printer, Label Printer, Card Printer, Cloths Printer
• Automatic Grade: Automatic
• Printing Interface: USB2.0
• Printing Speed: 7.5CPI
• System Supported: Windows2000
• Drying Mode: Electrical Heating
• Pneumatic Source: 0.6MPa
• Color Quantity: 6-8
• Mechanical Speed: 320m/Min
• Max. Width of Printing: 800mm
• Length of Printing Cylinder: 480~1000mm
• Max. Unwind/Rewind Dia.: Φ750mm
• Transport Package: Wooden Box
• Specification: 26800*4200*4000mm
• Trademark: qiangda
• Origin: Zhejiang
• HS Code: 8443170000
• Production Capacity: 500/Year

Product Description

AUTO HIGH SPEED ROTOGRAVURE PRINTING MACHINE 
MODEL: QHSY-A

MAIN SPECIFICATION:

Color quantity	6
Max. Width of printing	800mm
Mechanical speed	320m/min
Printing speed	300m/min (Variable because of different ink, film, familiarity of operator)
Length of printing cylinder	480~1000mm
Dia. of printing cylinder	Φ120mm~Φ320mm
Color control precision	±0.10mm (Variable because of different ink, film, familiarity of operator)
Max. unwind/rewind Dia.:	Φ750mm
Tension range	3~50kgf
Tension control precision	±0.5kgf
Paper core diameter	3
Core, I.D. of raw material	Φ76mm
Pneumatic source	0.6Mpa
Impression roller pressure	370kgf
Doctor blade transverse move range	±5mm
Drying mode	Electrical heating
Heating power(power of drying)	50×6=300Kw
Mail motor	4Kw(6 SET)
Power consumption	380 KW
Machine size	22000×4400×3500(mm)
Machine weight	Near 30000kg
Automatic speed up/down to the target speed gradually
Max. speed limit can be set for different material or cylinder size
Idle or running status can be exchanged

PRINTING MATERIAL  

OPP	18~60μm	PET	12~60μm
PE	40~80μm	NY	12~50μm
CPP	20~60μm
PVC	20~80μm
Paper	30~80g/ m^2

MAIN CONFIGURATION 

Unwind unit 

Structure 

• Structure: turret type with independent unwind stand

• Loading web mode: air shaft 

• Independent driving control system: vector frequency conversion control system 

• The opposite sensor couple automatic position the new reel for unwind 
• Tension detect: displacement of dancing roller
• Dancing roller driven by mini friction air cylinder 

• Auto tension controller: touch screen + PLC(Seimens)

• Closed loop tension control

• Pre-driving of waiting roller before roll exchange and splicing

• Auto position limit for unwind stand turning

Parameter 

• Max. unwind width                      1350mm

• Max. unwind Dia.    Φ750mm

• Unwind motor    2×4kW                      ABB
• Unwinding controller                                                              Yaskawa
• mini friction air cylinder                                                          French
• Precision pressure regulating valve                                       French
• MAIN BEARING                                                                    NKS
• main low voltage apparatus                                                  Schneider

• Turning speed   1r/min

• Tension range     3~50kgf

• Tension control precision                   ≤3%

Feature

• Not-stop roll exchange and splicing, saving time and high efficiency

• Roller exchange for stable tension with less waste

• Mini friction air cylinder tension detect, function curve correct tension adjustment

• Independent unwind stand for unwind diameter increase and convenient operation

Infeed unit

Structure

• Mutual impression with one steel roller and one rubber roller 
• Steel roller controlled by imported vector frequency conversion control system  
• Rubber roller controlled by pneumatic cylinder 
• Tension detect: displacement of dancing roller
• Dancing roller driven by mini friction air cylinder
• Auto tension controller: touch screen + PLC
• Closed loop tension control

Parameter

• Steel roller      Φ200mm
• Rubber roller     Φ135mm   (A) 70°--75°
• Tension setting range                              3~50kgf
• Tension control precision                  ≤3%

• servo motor                    2.2kW                 Yaskawa
• Servo motor controller                             2.2KW                Yaskawa
• MAIN BEARING                                                                    NKS
• main low voltage apparatus                                                  Schneider

• Max. Impression pressure                   200kgf

Feature

• Mutual impression by steel and rubber roller to guarantee the stage tension;
• Independent tension control for stable printing tension;
• Integrated tension control with main machine
• Integrated rubber roller with main machine, controlled by central control unit 
• Independent framework for infeed unit 

Printing unit

Structure

• Each color group by a independent servo motor drive 
• Structure type: shaftless 
• Shaftless cylinder for rapid cylinder exchange;
• Pre-registration function, longitudinal and lateral automatic registration system.
• Impression rubber roller can auto impress in order, easy to operate  
• Rubber roller impresses printing cylinder in order but up at the same time
• Three-direction adjust pneumatic doctor blade for optimal position
• Integrated rate with main driving system of transverse movement of doctor blade;
• Ink curtaining trolley
• Double oven, external heater, oven for enclosed double circular structure, a number of return air road, into the style with a centrifugal fan
• Auto backflow ink pan with manual rise/down adjustment;
• Compensation roller adopts up/down movement with precise screw lead; 

Parameter 

• Length of printing cylinder        880~1340mm
• Dia. of impression roller               Φ125mm  (A) 70°-75°
• Max. Impression pressure          370kgf
• Doctor movement            ±5mm
• Doctor blade pressure          10~150kgf
• Every electrical heating power          50KW
• Max.temperature                               80ºC

• Main motor                                        4KW   6 SET               Yaskawa
• Servo motor controller                            4 Kw   6 SET         Yaskawa
• MAIN BEARING                                                                    NKS
• Main low voltage apparatus                                                  Schneider

Drying unit:

Structure

• Individually control for every color 
• Double oven, external heater, oven for enclosed double circular structure, a number of return air road, into the style with a centrifugal fan
• Intelligentized constant temperature control;
• Sharp heat air injector;
• Electrical heating and hot oil heating system.
• Pneumatically open/close cabinet with guide way and trolley

 
Parameter

• Web length in drying box: about 2300~2500mm
• Air speed: 35m/s
• Injector quantity:     8
• Max. Temperature control precision:   ±1ºC
• Max. Airflow:                3000m³/h
• Air blower power: 3KW/color

Feature

• Independent temperature control for ease of operation of every printing unit 
• Big airflow and high air speed for low temperature drying mode 
• Inside negative pressure without heat air outlet;

Out-feed unit

Structure

• Mutual impression with one steel roller and one rubber roller;
• Steel roller controlled by imported vector frequency conversion control system  
• Rubber roller controlled by pneumatic cylinder 
• Tension detect system and dancing roller stabilization system 
• Tension detect: displacement of dancing roller
• Dancing roller driven by mini friction air cylinder
• Auto tension controller: touch screen + PLC
• Closed loop tension control

Parameter

• Steel roller     Φ200mm
• Rubber roller  Φ135mm   (A) 70°-75°
• Servo motor                 2.2kW                        Yaskawa
• Servo motor controller                           2.2KW                       Yaskawa
• Tension range                 3~50kgf
• Tension control precision                         ≤3%
• Max .impression pressure                200kgf
•  

 
Rewind unit
Structure 

• Turret type and independent rewind stand
• Loading web mode: air shaft 
• Tension detect: displacement of dancing roller
• Auto tension controller control the cluth.
• Dancing roller driven by mini friction air cylinder 
• Material advance drive system, ensure the new material automatic speed synchronization with the master, non-stop automatic switch cutting material at high speed

• Auto tension controller: touch screen + PLC(Seimens)

Parameter

• Max. rewind width                    1350mm
• Max. rewind Dia. Φ800mm
• Rewind motor 2×4kW            ABB
• Rewind motor controller                    2×3.7 Kw         Yaskawa
• Tension setting range            3~50kgf
• Tension precision ≤3%

Color detection system

• Vertical colored system (7passages)  1 set        Wuhan HUAMAO        
• Electric eye:                      5 Piece
• Colored motor:                    5 Piece

Tension control 

• Four stage tension control

Light system: 

• Safety light 

Pneumatic system

• Main pneumatic source with oil/water filter 

Please contact me for more details.

Contact: Kathy
   
Mob [phone]