Diğer

Dreher DHD 30 520

Description:

Double decoiler with drive
Design: Short design
Strip width min./max.: 230 – 520 mm
Max. coil weight: 2 × 30 kN
Number of decoilers: 1
Coil outside diameter min./max.: 1,500 – 2,000 mm
Expansion range min./max.: 460 – 525 mm
Coil provision: Floor conveyor vehicle
Mandrel loading: From the front (operator side)
Coil unwinding: From the underside of the coil
Material: Aluminium, soft
Strip thickness min./max.: 0.8 – 1.2 mm
Tensile strength (Rm) min./max.: 100 – 250 N/mm²
Max. strip cross-section: 600 N/mm²
Straightening performance: See straightening diagram
Strip speed min./max.: 2 – 10 m/min
Strip entry height above floor: 2,100 mm
Degree of automation: Fixed / ± XXX mm
Operating mode: Jog operation with visual monitoring

System Parameters
System stroke rate: 45 1/min
Working direction: Right–left, loading at the front by forklift
Levelness of installation site: ± 15 mm
Supply voltage: 400 V, 50 Hz
Ambient temperature: 20 – 40 °C
Compressed air connection: 5 bar
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Decoiler:
- Double decoiler with drive
- Expansion:
- Knee-lever system, manual with hand crank
- Coil limitation
- 22.11.2019 (likely manufacture or service date)
- 22.11.2019
- Single arms, manually adjustable using scales, locked at the front with quick release lever and at the rear with clamping screws
- Brake/Drive:
- 2 asynchronous motors, frequency controlled
- 2 dual-circuit safety pneumatic disc brakes
- Swiveling:
- Manual with locking via pedal, 180°
- Pneumatic pressure rollers with rubberized rollers on top, mounted on brackets.
- Hydraulic expansion:
- Hydraulic expansion instead of manual expansion via hand crank
- Hydraulic unit with valves, piped on the decoiler head
- Strip pull-off and threading – Strip loop:
- Control via ultrasonic sensor/laser on the decoiling side

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