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Machine Overview

Machine Overview. General Description of the TJ8300. TJ8300 Overview. The TJ8300 is a wide format digital printing device. The TJ8300 works with inkjet technology. The concept of the machine is based on using RIP files and printing them with various pre-print options.

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Machine Overview

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  1. Machine Overview

  2. General Description of the TJ8300 Confidential

  3. TJ8300 Overview • The TJ8300 is a wide format digital printing device. • The TJ8300 works with inkjet technology. • The concept of the machine is based on using RIP files and printing them with various pre-print options. • The machine can be operated by a single person. • The machine is designed to work in a queue mode with different jobs. It can run one job after another automatically, even though the parameters are different for each job. • The machine is designed to work with a variety of substrates. • The machine works with roll-to-sheet. Confidential

  4. TJ8300 Structure • The TJ8300 station consists of the following sub-units: • Electronic cabinet and machine operation stand • Printing unit • Media feeding system (Loader) • Vacuum unit (machine No. 75 and newer) • Service unit – for vacuum and evacuation (up to machine No. 74) Note:All sub-units are assembled on the printing unit during the integration phase and do not need to be reassembled during installation. Confidential

  5. TJ8300 Structure (Cont.) • Additional equipment for the TJ8300 station: • External dryer (includes media collector) Confidential

  6. Electronic Cabinet and Machine Operation Stand • This sub-unit consists of the following: • Computer • Power supplies • Image data processing hardware • Control hardware Confidential

  7. Electronic Cabinet and Machine Operation Stand (Cont.) • The computer is used for: • File preparation • Machine control • Receiving a file from an external source (RIP station) • AC power transformer • Generates all of the AC power used in the machine • Supply unit • Supplies and generates voltages for data path, motion units and other electronic devices Confidential

  8. Electronic Cabinet and Machine Operation Stand (Cont.) • QLM and TPFM units • Image data processing hardware converts digital image files to printing orders for the printing unit up to machine 100. • MCDU and Drum driver • Motion control units • Motion safety • Control unit • I/O system • ACB (Iron & external dryer) • Solamp • Galil Confidential

  9. Electronic Cabinet and Machine Operation Stand (Cont.) • EC • Main power inlet to the machine, controlling drum and bridge heating, and service cabinet • Supplies power for the AC transformer, supply unit, computer, monitor, drum heating units, and pumps • Rear operation panel • Machine main switch • Emergency switch • Paper advance • Load, Stop and Cut buttons Confidential

  10. Printing Unit • This unit is the main part of the station. • The function of the printing unit is to: • Load rolled substrates onto the drum. • Print the image. • Unload the substrate towards the external dryer. Confidential

  11. Printing Unit (Cont.) • The printing unit consists of the following: • Substrate loading system (for feeding roll to sheet) • Bridge & 150 IJ heads • Pneumatic system • Ink system • Internal heater • Unloading system • Covers • Drum & drum tubing for applying vacuum Confidential

  12. Vacuum Unit • Vacuum unit is included only in machine No. 75 and newer. • The vacuum unit consists of the following: • Vacuum pump – applying vacuum inside the drum in order to hold the substrate during printing • Silencer and isolated covers for noise reduction • Two fans Confidential

  13. Service Unit • Service cabinet was included only in machine No. 74 and older. • The service cabinet consists of the following: • Vacuum pump – applying vacuum inside the drum in order to hold the substrate during printing • Evacuation pump – evacuating fumes and gases from the printing unit area • Silencer and isolated covers for noise reduction Confidential

  14. External Dryer Unit Confidential

  15. External/Internal Dryer Units • The internal heating purpose is to warm the substrate sheet on the drum, in order to improve printing quality. The internal heating is provided by quartz heating units and the electrical fans, which are located above the drum. • The external dryer unit provides final drying of the printed sheet. • The external dryer includes: conveyers, pre-heating unit (hot air), IR heaters unit, controller unit, and a media collector. • The external dryer must dry substrates in throughput of up to 70 sheets per hour. Confidential

  16. Specifications and Configuration • TJ8300 printing unit (220 VAC, 63A) • Supreme type ink and solvent kits, which are based on Magic solvent • Prefix Work Station (Onyx 6.0) • Transformer for machines to US market (converts 110 VAC local supplied voltage to 220 VAC, which is supplied to the machine) Confidential

  17. TJ8300 Specifications • Technology • Media • Image area • Resolution • Front-end software features • Screening • Throughput • Ink • Electrical requirements • Physical characteristics of the printing unit • Operating environment Confidential

  18. Transducer Media Nozzle Technology • Multi-head drop-on demand piezoelectric inkjet printing • Printing bridge applies 6 channels of inks (CL, ML, Y, C, M, K) simultaneously Confidential

  19. Image Area • Up to 162 x 370 cm (64 x 146 in) Confidential

  20. Media Type • Indoor and outdoor coated paper • Offset paper (uncoated) • Wet strength paper • Self-adhesive vinyl • PVC banner • Window graphics and other flexible media Confidential

  21. Media Size • Minimum for loading: 120 x 160 cm (47” x 63”) • Maximum for loading: 165 x 380 cm (65” x 150”) Confidential

  22. Resolution • TIFF one-bit mode • 448 dpi – 24 drum rotations • 336 dpi – 18 drum rotations Confidential

  23. Windows XP Front-End Software Features (Windows XP Platform) • Loading new file during printing • Queuing • Step-and-repeat • Tiling • Image rotation • Image overlay Confidential

  24. Screening • Onyx • Error diffusion • Stochastic Confidential

  25. Throughput Confidential

  26. Throughput (Cont.) • There are Three bridge shift settings: • Short: 77 nozzles – cover 1580 mm of the printing width • Normal: 103 nozzles – cover 1563 mm of the printing width • Long: 193 nozzles – cover 1501 mm of the printing width Note:It is also possible to print up to 1620 mm with some degradation (fading) on the sides. Confidential

  27. Ink • C, M, Y, K, ML, CL • Pigment • Solvent-based • TJ100 Supreme ink type – special compatibility for 400 m²/h throughput workaround Confidential

  28. Electrical Requirements Confidential

  29. Physical Characteristics of the Printing Unit Confidential

  30. Operating Environment • Temperature 18ºC – 26ºC (64ºF – 79ºF) • Humidity 40% – 80% non-condensing Confidential

  31. Operator Work Station Confidential

  32. Computer • Used for loading the image file, pre-press changes and printing. • Controls all machine systems. • The computer’s hardware sends the image information to the image processing hardware. Confidential

  33. Image Processing Hardware • This hardware is responsible for converting the image file data to printing orders (CL, ML, Y, C, M, K). • Consists of the TPFM and the QLM (MTFX) units. • Hardware is controlled by the computer. • This unit sends the information to the ink drivers in the correct order (CL, ML, Y, C, M, K). Confidential

  34. Control Hardware • Includes various controllers. • These controllers are in charge of motion system in the printing unit and input/output devices. • This hardware includes several units and racks such as MCDU, Drum driver, Control unit and Electrical cabinet. • The control hardware is controlled by the computer. Confidential

  35. Power Supplies • This unit includes: • Supply unit – supplies and generates all required voltages for all components in the electrical cabinet and in the printing unit. • AC power transformer – generates only AC power. All of the AC power is supplied, first to the Supply unit and then to other components in the machine. Confidential

  36. Quartz heating units Unloading System Loading System Drum Bridge Printing Unit Control Cabinet Service Unit up to Machine 74 Ink Control Cabinet System Service Unit M C C M Y K L L Loading System (Media Feeder) Printing Unit Diagram Confidential

  37. Loading System • Roll-to-sheet (RTS) • This unit prepares the substrate sheet for printing by loading it from the substrate roll, cutting it and transferring it onto the drum. Confidential

  38. Drum • The drum holds the substrate sheet (using vacuum suction) during printing. • The drum rotates, with the substrate sheet on it, until the printing covers the entire substrate length. Confidential

  39. Printing Device (Bridge) • The bridge consists of 3 main parts: • Bridge Motion – responsible for bridge movement during print. • Ink system components – responsible for providing ink for IJ heads. • IJ drivers – receive the printing data from the computer and “pass” it to the IJ heads. • This unit controls the actual printing on the substrate that lies on the drum. Confidential

  40. Unloading System • This unit ejects the substrate sheet from the drum after printing is completed. • The substrate sheet is then entered into the external dryer. Confidential

  41. Internal Dryer • This unit warms the substrate and ink during printing. • Warming is accomplished using quartz heating units. Confidential

  42. Power and Control signal brackets • Interface boards between the electrical cabinet and the printing unit. • Logical separation between power cables and control cables by the following interface boards which are located in the printing unit: • Power signal bracket • Control signal bracket • All of the control and power signals from the electrical cabinet, except the data printing signals, are “transferred” via the bracket boards. Confidential

  43. Ink System • This unit supplies ink to 150 inkjet heads, which are placed on the bridge (25 for each color in 6 channels). Confidential

  44. Pneumatic System • This unit supplies air pressure, using the external air supply(6-8 ATM), to the following systems: • Pneumatic cylinders in the machine • Ink system • Waste system Confidential

  45. External Dryer Conveyor belt Media collector External Dryer • Throughput of up to 70 sheets/hour Confidential

  46. External Interchange Dryer – Diagram Note:- Real measured Dimensions for full assembled system- Air pressure supply line: 6 ATM Confidential

  47. External Delta Dryer – Diagram Note:- Real measured Dimensions for full assembled system- Air pressure supply line: 6-8 ATM Confidential

  48. External Dryer – Conveyor Belt Confidential

  49. External Dryer – Main Dryer Confidential

  50. External Dryer – Collector Table Confidential

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