RLS 280 PRN – flexo printing machine

RLS PRN – flexo printing machine specifications:

 

TECHNICAL DATA:

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• max. web width                                                                  280 mm

• max. speed (winding/die cutting)                                   220 m/min

• max. speed (printing)                                                        110 m/min

• max. unwinding diameter                                                 Ø 750 mm

• unwinder and rewinder pneumatic spindle                  Ø 76 mm

• max. rewinding diameter on single spindle                   Ø 440 mm

• max. rewinding diameter on dual spindle                     Ø 310 mm

• max. rewinding diameter on dual spindle – option      Ø 600 mm

• power supply voltage                                                        3x400 V

• frequency                                                                            50 Hz

• installed power (standard)                                               6 kW

• average air requirement                                                   1 m3 ; 6 bar

• weight (standard) `                                                            900 kg

• size (standard) (L x W x H)                                                  1650 x 1250 x 1950 mm

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control:

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• microprocessor control

• tactile panels with intuitive interface

• control panel + operator panel near the web-connecting table

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motors:

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• asynchronous motor - the main drive

• asynchronous motor - rewinder(s) drive

• powder brake on the unwinder

• powder clutch on a rewinder

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optional:

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• servo motor on rewinder:

  • very precise tension control

  • rewinding materials with specific parameters, eg. foils

  • rewinding rolls with diameters Ø 600 mm

• servo motor on unwinder:

  • active compensation of tension during acceleration and braking

• servo motor on rotary die cutting unit:

  • off-line die cutting to register

• servo motor on flexo printing unit:

  • enabling printing of third colour

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sensors:

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• current meters and labels electronic counter

• luminal sensor

• five-line missing labels control system

• ultrasonic sensor of end of the roll with automatic stop

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optional:

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• US sensor for transparent labels

• sensor for detecting the flags

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UNWINDER:

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• max. roll diameter 750 mm

• max. lifting capacity 100 kg

• pneumatic expansion spindle Ø 76 mm

• electromagnetic (powder) brake

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WEB-CONNECTING TABLE:

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• equipped with pneumatic clamp blocks, thanks to which the tension of the material is retained during webs repairing

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WEB MOTION:

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• BST web guide system with smooth control

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FLEXO PRINTING UNIT:

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• max printing width 270 mm

• lateral shift adjustment +/- 7 mm

• longitudinal shift adjustment +/- 15 mm

• duct roller

• anilox grid raster  160L / cm, 60 ° 6,5cm3 / m2

• rotating anilox during standstill

• IR dryer 3000W with the side waste exhauster and power controlled automatically depending on speed

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optional:

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• second flexo printing unit

• additional servo motor enabling printing of third colour

• single UV lamp from UV-ray or GEW; maximum power: 160W / cm (fan, power supply unit, operator panel)

• double UV lamp from UV-ray or GEW; maximum power: 160W / cm (2x fan, 2x power supply unit, 2x operator panel)

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NIP-ROLL:

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• pneumatic clamp

• easy replacement and cleaning of rubber roller

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SHEAR CUTTING KNIVES UNIT:

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• knives for scissor system cutting

• 3 sets of knives + the possibility to add following

• min. cutting width 10 mm

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REWINDER:

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• max. winding diameter Ø 440 mm

• pneumatic expansion spindle Ø 76mm

• electromagnetic (powder) clutch

• change the winding direction from the control panel

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optional:

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• additional rewinder (max. winding diameter - Ø 310 mm)

• special rewinders system for rewinding rolls with diameters Ø 600 mm (servo motor)

• spindles with diameters from Ø 19 to Ø 76mm

• adapters for spindles with diameters from Ø 76 to Ø 152 mm

• semi-turret version of rewinders with the option of simultaneous wound on two spindles

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ADDITIONAL EQUIPMENT:

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ROTARY DIE CUTTING UNIT:

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• • max. working width of cylinder 280 mm

  • max. circumference of cylinder 125 T/1/8”

  • adapted to constant, long-term work

  • anvil supported by the driven shaft

  • gap control system GapMaster from Kocher+Beck

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• optional:

• • any gap control system offered in the market

  • the hydraulic pressure control system of the magnetic cylinder

  • adapters for other magnetic cylinders

  • adaptation of the whole die cutting unit for customer's cylinders

  • work off-line in register

  • possibility of conversion of cylinder and anvil to perform the perforation of the base

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WASTE MATRIX REWINDER:

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• • max. roll diameter 500 mm

  • mechanical spindle Ø 76 mm

optional:

• • pneumatic spindle Ø 76 mm

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WEB INVERTING UNIT BETWEEN PRINTING UNITS:

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• • enabling printing on the other side of the material

• stroboscope synchronized with the speed of machine

• pneumatic clamp of the end of web controlled from the operator panel

• single foot switch to control the machine: working at jog speed

• dual foot switch to control the machine: working at jog speed + switching on compressed air

• razor blade knives unit:

  • 5 knives + possibility to add following

• pneumatic crush cutting knives unit:

  • 3 knives + possibility to add following

  • at nip-roll place

• additional rewinder's expansion spindles:

  • diameters: Ø 25 mm, Ø 40 mm, Ø 50 mm, Ø 76 mm

• the side waste exhauster

• rotary sheeting unit:

  • at nip-roll place

  • cuvette for receiving sheets or a small receiving table or a large sorting-receiving table

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