Mechanical Overview

1. Mechanical Overview

2. Machine XL1500-2m XL1500-3m XL1500-5m Length (total) 400 cm 501 cm 680 cm Depth (total) 182 cm 182 cm 182 cm Height (total) 238 cm 238 cm 238 cm Weight (unpacked) 2700 Kg 3500 Kg 4400 Kg Maximum printing width 220 cm 320 cm  520 cm General Mechanical Specs XL1500 is both Roll-to-Roll and Roll-to-Sheet Printer Confidential

3. XL1500 System Components • The XL1500 is comprised of four rotating axles, which are controlled by the motion control system, and a fifth independent collecting shaft. • X Axle – Linear motion along the printing table • Y Axle – Media advance • Z Axle – Media Tension and forward collection • T Axle – Backward collection Confidential

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6. XL1500 Ver. B Chassis • The XL1500 Ver. B has a metal frame of combined R.H.S metal profiles and metal sheets – constructed using the combined method of welding and fastened with screws. • Several reinforcements are installed on the side plates. Confidential

7. General Mechanic Chassis Structure • The XL1500 chassis is constructed from two Aluminum Side Plates, which are connected together by metal beams and hold all rotating shafts. • The Chassis is reinforced using Metal Brackets. Confidential

8. General Mechanic Chassis Structure • In each bottom corner of the chassis are the leveling pads and wheels: The wheels are used only for moving and positioning the machine in its place. The leveling pads are the permanent positioning pads of the machine and assist in the final leveling process. Confidential

9. General Mechanic - Leveling • 5m machines have an additional support leg located in the middle of the main beams, in the front and in the back of the machine. Confidential

10. Leveling Pads Positioning Confidential

11. Additional support legs Leveling pads and wheels position Leveling Pads Position – 5m machine Confidential

12. Ver. B Positioning Pads and Wheels Confidential

13. Printing Table • The printing table is used for leading the Media between the Y and Z shafts. • From the Printing table the media goes to the Dryer. • The printing table is adjusted while the machine is in integration stages, and is not possible to readjust during installation. Confidential

14. Printing Table Bases Printing Table Plates Printing Table Bases Backlit Glass Printing Table Plates Old printing table (2001-2050) Backlit Glass Frame Support Beam Printing Table - Construction • The Printing Table is constructed of: • 5 Printing Table Bases spread evenly along the Printing Table. • The Bases are connected to corresponding vertical frame beams, and accuratly positioned using the Table Spacers. Confidential

15. Printing Table • 5 Table Profiles spread evenly from bottom to top connected to the Table Bases. • 4 Printing Table Plates are inserted between the Profiles. • On top of the printing table base, the front roller is located. Confidential

16. Printing Table (Cont.) Printing table front roller Printing table profile Printing table base Confidential

17. Mechanics – Printing Table • Under the printing table there is a rounded Teflon coated Profile,which is connected to the Chasis. • Above the printing table there is a roller which is connected to the printing table base as well. Roller Rounded profile Confidential

18. The Linear Unit • The Linear Unit in the machine consists of three elements: • Head Carriage • Linear Profile (Linear Beam) • Module X Confidential

19. Head Carriage • The Head Carriage is constructed of the four sub elements: • Head Carriage CoverCompletely covers the headcarriage, protects the electronic|parts installed within, and includes 2maintenance doors and ventilationwindows. Confidential

20. Head Carriage (Cont.) • Head Carriage Frame • Includes the printing heads plate, the printing heads and holders, the ink secondary tanks, and the air valves. Confidential

21. XL1500 • Head carriage frame was replaced with a new version. • The new frame allows lowering all secondary tanks (especially the Yellow secondary tank). • The bottom of the head carriage frame is open, yellow secondary tanks can go down. Confidential

22. Head Carriage • Cards Plate Holds the CCB2 cards, the 5/12 V P.S., the optic sensor, and the air manifold. Confidential

23. Head Carriage (Cont.) • Head Carriage Base Plate • Groups all the above sub elements and connect to motion belt and the linear bearings. • The base plate is connected to the inner bearing using the head box plate support, which is also used for leveling the head carriage. Head box plate support Confidential

24. The Linear Profile • The Linear Profile consists of the five main elements: • The Linear Beam • Two Pulleys on each end of the beam • Tension Belt • Tenacity block, which adjusts the tension of the belt • Three Linear Bearings Confidential

25. The Linear Profile (Cont.) Confidential

26. Upper view of Linear Profile Linear Bearings Tenacity Block Linear Bearings The Linear Profile (Cont.) Confidential

27. The Linear Profile (Cont.) • The linear profile is laid on top of the machine’s front chassis beam with a set of adapters, which are specially design to allow the very fine adjustment of the profile’s position (twist and leveling). Confidential

28. 5 5 4 2 4 2 1 3 1 6 The Linear Profile (Cont.) • Operation (acc’ to screw number): • Y axis pulling screw down • Y axis direction locking screws • X axis direction locking screws • X axis Pushing backwards screws • Locking screws • Y axis pushing up screws Confidential

29. The Linear Profile (Cont.) Confidential

30. 2 3 4 1 Module X • Module X consists of four main elements: • Coupling • Gear Adapter • Gear, decreases the speed of the motor at a ratio of 1:5. • Electric Servo Motor, which powers the X axis. Confidential

31. Y Axis • The Y-axis consists of five basic parts: • Rubber Shaft, which grips the substrate and determines its advance. • Two Bearing Holders, holding the rubber shaft in place. One bearing holder allows free axial movement. • Two Bearings • Coupling • Module Y Confidential

32. Y Coupling • The Coupling consists of two basic elements: • Torsionsstefie Kuppling ,bridge element between the Gear output shaft and the rubber shaft. • Two Clampex, one for the output shaft from the gear (2a) and one for the rubber shaft (2b.). 1 2b 2a Confidential

33. 5 4 3 2 1 Y Shaft Note: Installation of Module Y Module Y • The Module Y consists of four parts : • Electric Servo Motor • Gear with a ratio of 1:91 • Gear Adapter • Gear Connection Shaft • Module Y coupling Confidential

34. Z AXIS • Z axle is comprised of two shafts: • Z rubber shaft • Teflon pressure shaft • When using the Roll to Roll printing mode, the substrate will be taped to the rubber shaft, which is the end of the media path. • Z Rubber Shaft • Teflon Pressure Shaft Confidential

35. Z AXIS (Cont.) • When using a Roll-to-Sheetprinting mode • The substrate will flow around the rubber shaft scope to the Teflon pressure shaft, creating an S shape in the substrate flow route. • The rubber shaft is then lowered to press the pressure shaft. • The pressure created between the rubber shaft and the Teflon pressure shaft, plus the friction between the substrate and the rubber shaft ensures the grip of the substrate and the tension needed for the printing process. Confidential

36. Z AXIS (Cont.) Media Z –Shaft Note:When the standard Printing mode is selected, the Z shaft is pushed upwards by the two Pistons located at both sides of the shaft and than secured into position by the Free Fall Bracket Pin . Teflon Pressure Shaft Confidential

37. Z AXIS (Cont.) An Indicator Clock is mounted on each Free Fall Arm to assist in the adjustment of theZ-Rubber Shaft’s Parallelism and for each media type used in the Free Fall mode. Confidential

38. 1 2 3 4 Module Z • The Module Z is constructed from four main parts: • Aluminum Coupling • Gear Adapter • Gear with a ratio of 1:50 • Electric Servo Motor Confidential

39. 1 2 3 4 Module T • The Module T is constructed from four main parts: • Aluminum Coupling • Gear Adaptor • Gear with a ratio of 1:50 • Electric Servo Motor Confidential

40. 1 Teflon Pressure Shaft – for Y axle The Teflon Pressure Shaft Substrate Pressure Sub ASSY in the BOM, provides the initial pressure needed for traction between the substrate and the Y rubber shaft, and is constructed from the following: • Roller Tube Confidential

41. Teflon Pressure Shaft – for Y axle (Cont.) • Support Arm - on which the the Roller Tube is laid. It is connected to the machine frame and to the pistons. • On the two ends of the tube the Arm is connected to the Tube, but not to the pistons. 2 Confidential

42. Teflon Pressure Shaft – for Y axle (Cont.) • Pneumatic Piston • The Pistons are supplied with 2.5 Bar air pressure. • Connection to the air tube is via Quick Connection. • The Quick Connection is also mounted to a flow valve which can increase and decrease the speed at which the piston is coming out or going in. Confidential

43. Pneumatic Cylinders – for Y axle 3 Confidential

44. Media Plates and Tube Confidential

45. Media Support Rollers Confidential

46. Media Support Rollers Confidential

47. New Head Carriage • Head Carriage Base Plate • Heads Carriage Base is designed to allow the adjustment in two axes: • Around the parallel axis to the Linear Profile. • Around the perpendicular axis to the Linear Profile and the Printing Table Confidential