High Precision Flexo Printer Slotter Die Cutter PLC Control For Corrugated Cartons

High Precision Flexo Printer Slotter Die Cutter PLC Control For Corrugated Cartons

Function and characteristics

I. Complete machine group

• Computer Control system.
• 7” HMI (display) interface.
• 999 orders memory capacity.
• Intelligent Auto zeroing function on each unit.
• Diagram display, numerical key-in and easy order operation environment.
•  Multiple function control with touch screen and PLC, reliable system, low failure rate, simple operation.
• This machine with the function of automatic zero, auto version adjustment, memory recovery, paper skip feeding, auto lifting & falling edition, etc.
• Machine clutch controlled by electric, set with alarm bell.
• Pneumatic interlocking device.
• Close loop control system between Ink system and Anilox roll up/down and Feeder unit.
• Motorized all units- Registration of feeder, printers, slotter and rotary die cutter.
• Motorized control of the movement of Unit On-Off. For safety an audible alarm sounds while the units moving.
• Main motor is controlled by variable frequency converter, power saving, low noise.
• Power supply: 380 V / 50HZ / 3PH / 49 KW.
• All steel shafts and rolls made of quality steel pipe, precisely ground and surface chrome plated, running stably.

II. Feeder Unit (1 group)

• Automatic 4 shaft lead edge feeder (China Brand)
• Suitable to three or five layers corrugated board, including E corrugated board.
• The size of board on each section, guarantee the ability of vacuum force, make the cardboard more accurate.
• Leading edge paper feeder mechanism can reduce the blocking phenomenon greatly in the process of cardboard feeding.
• Normal feeding and Skip feeding.
• Polyurethane materials, feed wheel friction force is big, long durability.
• Install Ø156 paper feeding wheel 4pcs,paper feeding roller fast moving structure.
• Above roller: rubber covered Ø156mm
• Lower roller: steel Ø156mm
• Suction fan auxiliary feeding, to ensure smooth into curved board, air volume can be adjusted according to the size of board on each section, guarantee the ability of vacuum force, make the cardboard more accurate.
• After stop using manual adjustment, baffle, baffle around electric clearance adjustment.
• Suitable to three or five layers corrugated board, including E corrugated board.
• Dual rollers for paper feeding (4rolls 2groups), upper feeding rollers made up of solid steel coated by wear-resisting rubber, with hardness of 30 HV.
• Feeding rubber rollers fast changing structure.
• With dust removal brush and vacuum cleaner, dual cleaning device assured the paper clean, improved the printing quality, and reduced the edition cleaning times.
• Walking drive shaft equipped with torque limiter, avoid machine crashing.
• Frequency converter controls the air volume of suction. And correctly adjusted by sectional knob.
• Touch screen and buttons can be adjusted by dual system operation.

III. Printing unit (4groups)

• Four colors Flexo Printer group.
• Top print collar transfer system(vacuum transfer is option).
• Full format plate groove, suitable to standard version of the article.
• Assemble and disassemble of the edition, pedal switch of electric control the reversing.
• Printing roller version transverse move by electric, scope is 15mm.
• Pneumatic diaphragm pump, stable ink supplying, simple operation and maintenance.
• Main drive gears with material 20CrMoTi alloy steel, after tempering and high-frequency quenching, gear grinding. Gears thickness 60mm, hardness 60~65.
• The printing plate inserted into the plate slot is adjustable, which is able to adjust its tightness by lock gear. So that it improves the accuracy of loading.
• Loading and unloading the printing plate could be controlled by the foot pedal switch.
• The entire printing plate slot is fit for 3x10mm printing plate hang-up bar.
• Equipped with Emergency button for loading and unloading the printing plate.
• The delay function is adopted for feeding system automatically lifting the anilox rolls.
• Planetary gear structure with 360º precisely adjustable for printing register.
• The printing register and printing reference are computerized with order management.
• Fix register is pneumatically controlled by brake.
• Structure. When the units are opening or registering, Brake will active and stop the machine running to keep the print plate position.
• Ink control system adopted with alarm light and buzzer.
• Touch screen and buttons can be adjusted by dual system operation.

IV. NC slotter unit (1 group)

• Creaser wheel wrapped with high quality polyurethane, cooperate with the pre-creaser wheel, assure the cardboard will not burst.
• Space between creaser wheel and pre-pressing wheel is adjusted by manual, scope 0~11mm.
• Touch screen and buttons can be adjusted by dual system operation. Can complete slot box is high, the phase, the knife plate, creaser and pre-creaser axial movement, etc.
• Width of slotter knife is 7.5mm, with alloy steel material, after heat treatment and grinding.
• Knife plate and creaser both move synchronously by electric, all adopt the ball.
• Screw and ball screw matched with linear guide shaft, moving more flexible and accurate.
• Carton height can be adjusted by electric.
• Pneumatic brakes, it will limit the machine drive when the machine is separated, can keep the gears original fixed position.

V. NC rotary die-cutter (1 group)

• PLC program control, high performance and reliable controlling.
• Touch screen control, easy to operate.
• Soft roll grinding automatically mechanism can improve the rubber mat usage rate. Can grind 3~4 times.
• Speed automatic compensation device, ensure the uniform size of each carton.
• Wallboard with high quality casting iron, thickness 50mm.
• Imported polyurethane rubber mat, easy to assemble and disassemble, long service life.
• Mechanical soft anvil roller moving system can move horizontally more than 50mm when the system is working, die-cutting more evenly.
• Die cutting roller version transverse move by electric, scope is 15mm.
• 7 grade precise grinding gears with material 20CrMoTi, thickness 60mm, hardness 60~65, low noise, high precision.
• Die-cutting roller with cylinder type auto separation device, can reduce the abrasion to rubber mat.
• Computerized phase can be adjusted 360°randomly, fast and accurate.
• Height of die cutter is H25.4mm; it is easy to mount at cylinder.
• Lower shaft is surface ground and chrome plated, balance corrected and stable running.