Project information

End user:
LIEBHERR Transportation Systems
Installation site locations – 2007 / 2022:
Germany / Bulgaria
Type of parts to be handled:
Mixing drums and frames
Dimensions of parts (L x W x H):
max. 2,500 x 2,000 x 6,000 mm
Weight of parts (work load):
Mixing drums 3,000 kg / Frames 1,500 kg
Cycle time (transport plus processing time):
23 min per wagon
Conveyor speed:
– 1-3 m/min, Process, variable
– 3-4 m/min, Power & Free, variable
Loading and unloading of parts:
via LIEBHERR lift and alignment station
Rotation of the workpieces:
motorized at standstill
Process temperatures:  max. 80°C

CONVEYOR SYSTEM DATA
Type:
P&F420, Power & Free overhead conveyor.
Chain type: Cardan chain
Wagon design:
16-wheeled, 11 wagons in the system
Length load bar: 2000 mm

SYSTEM LENGTH TOTAL
110 m

Additional information:
The P&F420 system was first installed in southern Germany
in 2007. After 15 years in use, CALDAN was commissioned to relocate the complete system to LIEBHERR’s production site
in Bulgaria.

PROJECT: surface treatment of mixing drums & frames  

P&F420 – Power & Free overhead conveyor in operation @ LIEBHERR Transportation Systems