< Bar feeders for multi-spindle lathes
Pra 52
PRA 52 is a universal automatic bar feeder used to power the stock reel of multispindle lathes equipped with 5, 6, 8 spindles. It is able to load bars of diameter between 4 to 52 mm and a length between 1.500 mm and 4.200 mm, of round, square or hexagonal section. It is available with either multi rack magazine (4 floors of 450 mm, total 1,800 mm) and a bundle (2.5 tons). Over 3,000 customers worldwide have chosen this bar feeder for its ease of use and high productivity.
Round bars
4 – 52 mm
Hexagonal bars
4 – 45 mm
Square bars
4 – 36 mm
Bar length
1.500 – 4.200 mm (podle typu zásobníku)
Fixed headstock
Yes
Mobile headstock
No
MP magazine available
No
UP magazine available
No
P magazine available
Yes, 1.800 mm
F magazine available
Yes, 2,5 tons
Remnant length
No backward movement
Bar changeover time
Mod. Multi Rack : 22 sec.(with bars of 3000 mm)(mod.31); Mod. Bundle : 27 sec.(with bars of 3000 mm)(mod.31)
Bar weight
Max 75 kg
Bar feeder weight
31 / M 780 kg 33 / M 800 kg 35 / M 820 kg 38 / M 850 kg 42 / M 900 kg 51 / M 1000 kg
Number of spindles
5 – 8
Reversible magazines
No
Feed rate
500 mm/sec
Return speed
750 mm/sec
Compressed air
6 bar
Installed power
4 kW
Operating voltage
230/400 volt