The Offset CTP Plate Making Machine Digital Plate Making Equipment Automatic

    The offset prepress CTP plate making equipment is a professional digital prepress plate making device for the printing industry. Equipped with self-developed optical drum dynamic balance and constant energy laser technology, it covers a full range of models including standard, large-format and high-speed double-drum types. The equipment integrates integrated functions such as automatic plate feeding, liner separation, precise punching and automatic plate collection, supports multi-specification plate adaptation, and achieves an ultra-high precision of up to 10160dpi with complete dot reproduction from 1% to 99%.

     With precise plate registration, stable imaging and low failure rate, it is suitable for various production scenarios such as small and medium-sized printing factories, large packaging color printing factories, book and album printing. It supports semi-automatic and fully automatic unmanned mass production, and is a core prepress equipment that replaces traditional film plate making and realizes efficient digital production of offset printing.

Core Product Features

1. Ultra-High Optical Drum Flatness: The precision-manufactured optical drum has a surface flatness within 5um, which is the basic guarantee for precise focusing and perfect dot reproduction.

2. Self-Lubricating Guide Rail System: The classic V-shaped guide rail system is durable. The original intelligent self-lubricating system enables easy maintenance, more stable operation and higher dot precision.

3. Full Digital Control: The whole machine is controlled by a digital system with high precision, making adjustment and upgrade more convenient.

4. On-Line Punching: With only one positioning, exposure and punching are completed in one go, with a registration accuracy of ±10um. No registration adjustment is needed when the plate is put on the machine, saving preparation time and paper.

5. Optical Drum Vacuum Constant Pressure Technology: The original optical drum vacuum constant pressure technology ensures stable air pressure for both large and small plates, making plate specification switching simpler and more efficient.

6. Dual Hybrid Constant Temperature System: The laser box adopts a hybrid constant temperature system combining water cooling and air cooling, ensuring that the laser is always in a working environment of ±0.5°C, which extends the laser life and stabilizes energy output.

7. Large-Capacity Plate Box: Standard configuration includes 50/100/200-sheet plate boxes, which can be upgraded to 1500-sheet large-capacity plate boxes or multi-plate box systems.

8. Multi-Directional Plate Feeding: Equipped with online punching bridge, it supports four-directional plate feeding and easy networking of multiple CTP machines for collaborative work.

9. Triple Dynamic Balance: The innovative triple dynamic balance technology of the optical drum enables automatic balance regardless of the thickness, format or material of the plate loaded on the optical drum.

10. SMFO Semiconductor Laser Application Technology: The semiconductor laser applies patented SMFO technology, which not only improves plate making precision, but also allows single laser replacement or rearrangement, greatly reducing the maintenance cost of the laser system. The single-channel array laser system perfectly solves the uneven optical path caused by the attenuation of individual lasers in the optical valve laser.

11. Multi-Plate Box & Large Capacity: Standard with a 50-sheet plate box, it can be upgraded to a multi-plate box system, supporting up to 5 plate boxes to meet the automatic plate making needs of multiple printing machines at the same time.

12. High-Efficiency Dust Removal System: Realizes high-efficiency cleaning and completely solves the dust problem during plate making.

13. Magnetic Levitation Linear Scanning System: The advanced magnetic levitation linear scanning system features high speed, high precision, zero friction and maintenance-free operation, ensuring more precise motion control and better plate making effect.

14. Precise Three-Point Positioning: The patented side-pull rule positioning technology has a repeated positioning accuracy of 0.01mm, ensuring easy and accurate registration.

15. Automatic Paper-Plate Separation Technology: The original precise paper-plate separation technology can adapt to liners of different thicknesses with high reliability.

16. LaBoo Remote Service: The LaBoo system supports remote access to Kelay's Internet service support system to help with system diagnosis and rapid troubleshooting.

How to choose:

1. Selection by Production Capacity: For small and medium-sized printing factories with daily conventional production capacity, choose the standard Leba 46Hn conventional model; for large-scale, high-capacity printing enterprises, choose the Longyu double-drum high-speed model to meet high-speed plate making of 70 sheets per hour; for large unmanned workshops, select the large-capacity fully automatic plate feeding system.

2. Selection by Plate Making Format: For conventional books, color pages and small packaging, choose standard-format models; for large-size packaging boxes, posters and promotional printing, choose the 60Hn large-format model; for ultra-wide printed products, choose the 72Hn ultra-large-format model.

3. Selection by Printing Precision: For ordinary books and single-color printing, choose standard-precision models; for high-end color printing, fine dots, packaging hot stamping and high-quality albums, choose high-dpi high-precision imaging models to ensure complete dot reproduction.

4. Selection by Automation Demand: For small-batch and proofing production, choose the semi-automatic basic model; for mass production factories and multi-machine assembly line production, choose the fully automatic multi-plate box and unmanned intelligent model.

How to use:

1. Pre-Startup Inspection: Check whether the equipment power supply, air source and optical path system are normal; clean the plate table, plate suction mechanism and punching components; verify the plate specifications, and confirm that the developer concentration and temperature parameters meet the standards to avoid impurities affecting plate making precision.

2. Manuscript Preprocessing and Import: Perform imposition, color correction and dot inspection on the printing files to eliminate bad points and defects; import qualified files into the equipment system, and set parameters such as resolution, punching specifications and plate making speed according to production needs.

3. On-Machine Plate Making Operation: For automatic models, start the fully automatic process of plate feeding, imaging, punching and plate collection; for manual models, manually place and precisely position the plates, then start laser exposure for plate making; regularly inspect the imaging status during mass production to ensure stable dots and registration.

4. Developing Quality Inspection and Finishing: After plate making, send the plates to the developing equipment for curing, and spot-check the plate dots, clarity and registration accuracy; classify and store qualified plates, and regularly calibrate equipment parameters during mass production to avoid deviation accumulation.

5. Shutdown and Daily Maintenance: After production, turn off the equipment power supply, clean the optical path, plate table and plate feeding mechanism, and remove residual dust and impurities; regularly inspect the laser module, optical drum and transmission components, and keep equipment maintenance records.

Q1: What printing scenarios is CRON CTP plate making machine suitable for?

It is suitable for all offset prepress plate making scenarios, including books and albums, packaging color boxes, supermarket posters, adhesive tags, cultural and creative printing, etc. It can meet different needs such as mass production in small and medium-sized factories, high-end quality printing, and large-scale unmanned intelligent production lines.

Q2: What are the advantages of CTP plate making compared with traditional plate making?

It abandons the traditional film process, with a more streamlined process and faster plate output; precise dot reproduction and high registration accuracy result in small printing color difference and high yield; high automation saves labor and reduces loss, adapting to modern digital printing production.

Q3: What to do if the dots are blurry, missing or uneven after plate making?

This is mostly caused by unstable laser energy, damp plates or improper parameter settings. Calibrate the laser energy parameters, replace with qualified dry plates, clean the optical path lens, and restart the system for calibration to restore the dot imaging precision.

Q4: How to solve the large registration deviation in multi-color overprinting?

Check whether the positioning mechanism and punching mold are loose, recalibrate the three-point side-pull rule positioning system, and unify the plate making parameters for each batch to ensure high-precision registration of ±10μm and eliminate overprint deviation.

Q5: What if the equipment has plate feeding jams, unsmooth plate suction or abnormal liner separation?

This is mostly caused by dust accumulation in the plate suction mechanism, plate adhesion or liner jamming. Regularly clean the plate suction and separation mechanisms, arrange the plates neatly to avoid damp adhesion, and adjust the plate feeding parameters to ensure a smooth and stable plate feeding process.

Q6: What causes uneven imaging depth during long-term plate making?

It is caused by optical drum balance offset or dust accumulation on the laser lens. Start the equipment's automatic balance calibration function, clean the optical path system, and regularly maintain the laser module to ensure uniform imaging throughout the process.

Q7: Is the equipment compatible with ordinary thermal plates on the market?

All models are compatible with mainstream thermal and UV plates on the market, with strong versatility. No special high-priced consumables are required, effectively reducing long-term production consumable costs.

Q8: Does the laser module need to be replaced as a whole if it is damaged?

No overall replacement is needed. The equipment adopts a single independent replaceable laser design, and single-point faults can be replaced individually, with simple maintenance and lower costs, greatly reducing downtime for maintenance.

Q9: Can the equipment run continuously for a long time in unmanned mode?

The high-configured fully automatic model is equipped with a large-capacity plate feeding system, supporting all-day unmanned mass production; the basic model is recommended to be inspected regularly to ensure the stability of continuous production.

Q10: How to perform daily maintenance to extend the equipment service life?

Clean the optical path, plate table and plate feeding mechanism daily; calibrate the laser energy and positioning accuracy weekly; regularly inspect the transmission, punching and developing systems, and keep the equipment dry and dust-free, which can greatly reduce the failure rate and extend the equipment service life.