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Function
The automatic feeding system is intended for filling of
hotmelt applicators with granulate from a separate container.
The system is controlled by the tank level supervision which
transmits a signal to the control releasing the filling
cycle when more granulate is required. With Robatech appliances
the granulate feeder is controlled directly by the electronics
of the appliance. With foreign appliances a separate control
takes care of this. The system monitors the stock of granulate
and the filling process, stops automatically in case of
a nonconformity and activates a corresponding message. Robatech's
system is gentle on the adhesive because small quantities
are conveyed when required only.
Granulate feeding
The suction tube is inserted in the container holding the
adhesive granulate. The integrated venturi generates a negative
pressure with the effect that the granules are attracted
and fed. The shaking device fitted to the suction tube supports
the suction process. In case of a very sticky granulate,
feeding can be further optimized by means of an additional
optional vibrator at the container.
Benefits
Time saving thanks to automatic filling process
No standstill due to empty tank
No overfilling of the tank
No contact with hot melting tank and melted material
Less temperature strains
No contamination of the adhesive thanks to the closed
system
No vapours thanks to the slide in the tank cover
Technical
Data
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Complete system

Direct activation by the basic appliance

A slide prevents the escape of vapours and the clogging
of the feed opening
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