الضغط الهيدروليكي

Hidrobrasil 300 tonnen Portal-Richtpresse

Portal straightening press with 300 T capacity
a) idle and pressing speed up to 17 mm/sec.
b) opening speed up to 55 mm/sec
c) table size 2500x1600mm
d) open height 700 mm
e) total size approx. LBH 4500 x 2300 x 3700 mm
f) Oil temperature indicator on the tank
g) Lubrication via grease nipple
h) table in grid construction,with T grooves according to customer's request, otherwise 22mm
i) operation on swivel arm, mounted on the bridge
j) pressure adjustment from 50 T to 300 T via MONITOR
k) bridge moves by two gear motors, via racks
l) Cylinder moves to the left and to the right via toothed racks
m) Machine body double painted
n) Cylinder induction hardened

Type of construction
Press design PORTAL PRESS
Thermally neutral 80 - 120 °C
Number of operating sides 3 side

Forces
Pressing force max. 3,000 kN
Free ripping force max. 500 kN
Pressure build-up time Closed die Steel to steel Max. 3 sec.
Dimensions
Max. Opening width 700 mm
Stroke and min. opening 700 mm/ 0 mm
Table height above floor approx. 9ß0 mm
Height above floor (headroom) approx. 3700 mm
Hall height min. 5.000 mm

Deflection
Determined at max. clamping force with 70% occupancy < = 0.8 mm/m
Weight
Total weight of press without operating materials and table plate approx. 22 T


Speeds
Fast closing with 17 mm sec.
Pressing speed 8 mm sec.


Opening 55 mm sec.
Sound pressure
Sound pressure level, measured at 1.5m height at the control panel after max. 78 db(A)

DIN 45635-T16-KL3
Hydraulics

Number of pressing cylinders 1 pc.

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Operating pressure max. 350 bar

Pressing pressure build-up time 02. mz sec.
Pressure accuracy during pressing stroke +/- 5 bar


Main pump

BOSCHREXROTH approx. 93 L/min
Oil volume approx. HLPD 46 MW 900 liters
Ambient temperature max. 45 °C
Oil temperature max. 55 °C

Electrical system
Main supply 400 V AC
Control voltage 24 V DC
Frequency 50 Hz
Hydraulic connection Main motor IE3 22 kW
Total connection Approx. 30 kW