DAF-C Fully Computerized Flexo Print slotter Die Cutter with Wamisher&Dryer

Features

▪ PLC computerized control with high-speed & precision servo drive lead edge feeding system

▪ All upper/lower gap are PLC controlled with high precision displacement sensor
▪ Single point entry for all box data settings, with computerized control and 9999 order memory.
▪ Vacuum transfer with ceramic wheels for sheet convey with high speed and precision
▪ DC anti-electro static dust cleaning system, with high-volume vacuum suction and brush for thorough dust cleaning and better printing result
▪ Linear speed synchronizer for die cutting anvil after renewing for consistent die cutting precision
▪ Single and double chamber doctor blade system to realize high graphic printing
▪ Extended wheel type lead edge feeding with extra vacuum feeding system on feeding unit for minimized sheet caliper loss
▪ Failure display: the touch screen also displays electrical failure position for easy problem spotting and maintenance
▪ Auto return to zero: After interrupting stereo cleaning and stereo changing, the printing position resumes automatically without resetting

▪ Gearless transmission for die cutter with independent servo drive, for precise printing registration

I. Feeder Unit

▪ Bosch Rexroth servo driven system, with extended wheel type lead edge feeder for high speed and precise sheet feeding
▪ Capable of 3/5/7ply corrugated boards from micro-wave to heavy duty board
▪ DC anti-electro static dust cleaning system, with high-volume vacuum suction and brush for thorough dust cleaning and better printing result
▪ 10.4’’ touch screen for single point entry of all box data with automatic control of each unit of the machine
▪ Side guides motorized control with auto squaring function, for sheet alignment before feeding
▪ Auto zero for fast job setting with minimized trial wastage

II. Printer

▪ PLC computerized precise printing registration with touch screen setting and auto zero
▪ Vacuum transfer with inverter controlled suction strength for high conveying precision
▪ Ceramic anilox roll with chamber doctor blade for high graphic printing requirement
▪ Auto resuming printing position after stereo cleaning.
▪ Motorized setting of vacuum platform up/down for different board thickness
▪ Special linear speed design between anilox and rubber roll, for optimized ink doctoring effect
▪ Auto alarm for ink shortage warning
▪ PLC controlled ink recollection and washing system for fast ink washing and ink saving
▪ Imported Pneumatic duplex diaphragm ink pump for stable ink supply and circulation
▪ Stainless steel ink tray, removable for easy cleaning

III. Dryer

▪ High efficient drying system composed of four parts: wind supply, heating system, temperature control system and safety protection system
▪ Wind supply: low noise centrifugal high pressure blower to ensure clean wind supply
▪ Heating system: aluminium oxide frame, stainless wind output and high quality crystal thermal insulation cellucotton for stable and consistent performance in long term high temperature
▪ Temperature control system: PID/SSR（SCR）control with precise digital display for temperature changing
▪ Safety protection system: auto self-protection with overload motor and auto alarm in abnormal situation
▪ Fast heating with digital temperature control up to 350℃ with minimized thermal lag
▪ Custom made high temperature resistant hot wind blower with recirculation system, saving electricity consumption up to 51﹪-70﹪.
▪ High volume, less wastage and heat exchange close to 100%, featuring energy saving, high efficiency and environment friendliness.
▪ Temperature can be custom set according to each special printing job.
▪ With vacuum transfer to convey corrugated board to the next station

IV. Varnisher

▪ Vacuum transfer with inverter controlled suction strength for high conveying precision
▪ Double chamber doctor blade for saving varnish consumption
▪ Auto resuming of varnishing position after stereo cleaning.

V. Slotter Creaser

▪ PLC Computerized and synchronized setting for all box dimensions
▪ Lateral movement of slotting blades controlled by precise linear guide and screw shaft with high precision encoder for
▪ Pre-creasers and creasers, with PU wrapping, to ensure perfect folding of box and avoid liner cracking
▪ Synchronized movement of blade, creaser and pre-creaser with PLC computerized control High quality alloy steel made slotting blade with long life
▪ Moveable middle blade for converting two-piece box
▪ Upper and lower blade with special designed precise matching to prolong the blade using life
▪ Flap cutting blade with spring effect for cutting both 3/5 ply boards without changing
▪ Handle cutting die device on option for cutting handle holes

VI. Die Cutter

▪ Gearless transmission with Independent servo drive to eliminate the vibration from high die cutting pressure and ensure premium printing quality
▪ Auto movement of anvil cylinder in lateral direction for 60mm left to right, to prolong the using life of anvil cover.
▪ PLC computerized setting for die cutting precision in circular and lateral
▪ Automatic linear speed differential compensation, ensures consistent and even die cutting accuracy
▪ Automatic engagement and disengagement of die roll from anvil roll
▪ Automatic anvil blanket renew device for prolonged blanket using life.
▪ Equilibrium calibrated die cutting cylinder for maximized running steadiness

VII. Auto Stacker

▪ Two types of operation mode: manual and automatic
▪ Automatic piling and lift up/down
▪ Pneumatic control for adjustment of stacking height
▪ Protective system applied for the operator’s safety
▪ Max stacking height: 1600mm
▪ With squaring function for board stacking alignment