Printing unit
Printing unit
- Motorized adjustment and value input on touch screen adjustment of printing size and gap, fine tuning accuracy to 0.1mm.
- Vacuum transfer with ceramic wheel.
- Printing cylinder:
- Increased anilox roll quick-change device for various colors to improve equipment adaptability.
- Can be equipped with special tooling to quickly change the anilox roll (about 10 minutes per roll change).
- Memorize and return to initial position function for easy cleaning and mounting of printing plate, program can save relative position of each printing unit before machine stop and automatically reset with accuracy +/-0.1mm.
Printing unit
Motorized adjustment and value input on touch screen adjustment of printing size and gap, fine tuning accuracy to 0.1mm.
- Vacuum transfer with ceramic wheel.
- Printing cylinder:
- Non-stop printing plate change: Printing plate and color can be changed when current unit is stop while machine is running; equipped with safety division plate.
- Motorized adjustment and value input on touch screen adjustment of transverse position with 10mm stroke for left and right direction respectively.
- Surface ground and chrome-coated, marked center line for plate mounting.
- Dynamic balance accuracy G1.0.
- Automatic variable speed adjustment of registration, accurate positioning and time saving, three operating modes, i.e. value setting, button quantified, inching continuous operation.
- Plate-mounting device: fixed single slot type, plate size: 980mm, origin 100mm.
- Inking system:
- 60°angle cellular ceramic anilox roll, dynamic balancing calibration, easy assembling and disassembling structure (roll change time≤20min./unit). 5 sets of ceramic anilox roller 250 ~ 750LPI (LPI is customized)
- Motorized adjustment and value input on touch screen adjustment of gap between anilox roll and printing cylinder (plate), with fine tuning accuracy to 0.03mm.
- Three-position knob for automatic, manual and stop of inking.
- Equipped with automatic sequential inking function: linked with feeding button, sequential inking for printing units, delay time can be set individually.
- Light is on while inking.
- Ink supply system:
- Chamber doctor blade system for printing units, cohere resistant filming coated on chamber. Equipped with high-pressure water cleaning, the blade gap can be adjusted to control the amount of ink
- Peristaltic pump accurately controls the amount of ink, and the dual pump heads supply ink smoothly without bubbling
- Ink bucket and peristaltic pump plug design for easy operation and maintenance
- Deep ink-saving technology: The ink channel surface is ink free treatment (Teflon coating) plus program ink saving, single-color single-wash ink loss ~ 600cc.
- Doctor blade is made of polymer plastics.
- Low ink alarm.
- Ink supply and ink recycling pipe can be pneumatically switched place for convenient cleaning (no need to move the bucket), waste water centralized recycling to ensure clean on the machine.
- Automatic ink recycling and cleaning, cleaning can be finished within 3 minutes.
- Impressing system:
- Knurled steel impressing roll with dynamic balancing calibration.
- Motorized adjustment and value input on touch screen adjustment of gap, dual protection for top and bottom limit position through program and limit switch.
- Printing cylinder can move upward and downward by 130mm in total. Impressing roll will not go up and down.
- Each unit are equipped with return device.
- Printing precision: ±0.3mm.