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CLOSED LOOP HYDRAULIC INJECTION MOULDING MACHINES  




     DESIGN ADVANTAGES

  • Energy efficient variable volume pump with proportional hydraulics

  • Integrated hydraulics for quieter operation

  • Interchangeable screw/barrel combinations for full process versatility

  • Efficient, precise twin cylinder injection units

  • Twin guide rod injection unit carriage to maintain nozzle alignment

  • Controlled-stress tie rods

  • Modular box section base design

  • Generous mould space for production versatility

  • Rapid transverse cylinders

  • Twin pull-in cylinders

  • Integrated machine operator panel with direct menu access keys

 

     CLAMP
  • 5-stage clamp close velocity (4) selectable

  • 5-stage clamp open velocity (4) selectable

  • Rigid cast platens

  • Adjustable moving platen supports

  • Pulsating hydraulic eject

  • Ejector forward dwell timer

  • Intermediate retract set point

  • Low pressure mould protect with try-again circuit

  • Automatic tie rod and skate lubrication with independent frequency adjustment

  • Clamp –eject motion on S.G. open key switch

  • Euro map mould platens with center ejector

  • Patented pre-fill designed for fast trouble-free operation

  • Knock-out bars

  • Insert moulding

  • Clamp try again circuit

     INJECTION
  • 5-stage profiled closed loop injection velocities

  • 11-stage closed loop injection pressure; (1) injection high, (5) pack, (5) hold

  • 5-stage closed loop back pressure control

  • 5-stage screw rpm

  • PID temperature control of nozzle and barrel

  • Extruder start time delay

  • Lay-in hopper magnet

  • Cold screw start protection

  • Injection transfer on position, hydraulic pressure, or time

  • A-B-C screw and barrel combinations

  • Injection unit swivel

  • Hopper discharge chute

  • Soak timer with on/off override

  • Sprue break with timer

  • Digital read out of actual rpm

  • Screw selection     
    -   GP screw
    -   Plain barrier
    -   Barrier with mixed head

 

     CONTROLS
  • Closed-loop injection velocity and pressure control

  • Multi-microprocessor architecture with diagnostics alarm windows and audible alarms

  • 10.4” TFT Colour display

  • Internal data storage for 80 moulds

  • Process monitoring displays and alarms

  • Complete digital set-up and display

  • Linear position transducers

  • Feed throat temperature readout

  • Alarms logged with time/date

  • Clogged filter alarm

  • Control cabinet temperature monitor with alarm

  • Low lube alarm

  • S.P.C. X-bar and R-charts

  • Auto heat start & shut down

  • Production monitor

  • Analog i/o screen

  • Oil pre-heat sequence

  • Resettable cycle counter

  • Parallel printer interface

  • Configurable quick-set screens

  • 45 level passwords

  • Mould data compare

 

    HYDRAULICS
  • Variable volume pump with load sensing control

  • Full time 10 micron oil filtration with indicator

  • Advanced proportional hydraulics for increased energy efficiency, quieter operation, rapid response

  • Ergonomic hydraulic layout for easier, quicker access to all components

  • Increased use of flexible hose for quieter operation and less leakage

  • Seal-Lock fittings for dependability, reduced leakage

 

 

 
 
 
 
 
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