SUHNER MACHINING BEM 20, Technical Document

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400/460V connection (1), 230/260V connection (2).
Inductive proximity switch power: 10...30V.
End of «FORWARD» stroke sensor (end position) (1), End
of «BACK» stroke sensor (start position) (2).
2.3 t
aking the machine into serVice
2.3.1 s
etting the stroke
w
orking stroke
Working stroke (slow) (a) with length A. Loosen the locat-
ing screw (1), and unscrew the knurled nut. Pull the piston
rod (2) to the position you want. Screw the knurled nut (3)
back to the square. Tighten the locating screw (4).
r
apiD stroke
Rapid stroke length B (b). Loosen the setscrew (1). Set
the distance B you want by turning the knurled screw (2)
clockwise or anticlockwise. Tighten the setscrew (3).
2.3.2 f
eeD rate
Regulate the speed with a screwdriver: Turning clockwise
= reduces the feed rate. Turning anticlockwise = increas-
es the feed rate.
2.4 r
ating Data
Drilling capacity in steel at 600 N/mm
2
Ø20mm
Total stroke 125mm
Working stroke 0-125mm
Trust at 6 bar 4130N
Max. spindle torque 80Nm
Working speed 360-5’800min
-1
(50Hz)
Maximum speed 10’000min
-1
Stroke speed 30-2’400mm/min.
Air consumption per cm stroke 0.45l
Standard spindle ISO30, HSK50
Running trueness 0.01mm
Motor output rating 1.1kW, 1.5kW
Weight 73kg
Paint coating
RAL 5012
29
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