Equilibratrice SCHENCK HM 40/HM20 MOBIL

macchine per lavorazione dei metalli / altre macchine per lavorazione dei metalli / Equilibratrice

SKM Industriemaschinen

Signor Yalcin Kaymas
89264 Weißenhorn
Germany

  • 07309 954... telefono

rivenditore
autorizzato
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RESALE membro dato che 2015

Numero di articolo: 166046391 Quantità: 1 Data: 22.12.2024
Anno di fabbricazione: 2012 Luogo: Im Werk Deutschland
Prezzo:
Fabbricante: SCHENCK
Modello: HM 40/HM20 MOBIL
Tipo di macchina: Equilibratrice
Descrizione: Equilibratrice SCHENCK HM 40/HM20 MOBIL

macchina usato

workpiece weight: 100 - 3.000 kg
workpiece length: 5.000 mm
diameter: 1.260 - 1.600 mm
Control: CAP920
total power requirement: 11 kW
weight of the machine ca.: 20 t
dimensions of the machine ca.: 20 Container m
Mobile balancing system SCHENCK for use anywhere in the world

The balancing system is permanently installed in a 20 open-top container.
The container is equipped with everything you need for balancing

• Lighting
• Metal base plate 12,000 kg as a base plate for accuracy
• Compressor for working air supply distributed in the container
• Compressed air connections.
• A circumferential power strip
• A tool cabinet equipped with tools
• A hydraulic lifting device for aligning the container from the outside
• In addition to a tarpaulin for the roof, the container also comes with
movable roof segments made of sheet metal.
• The container has a central plug through which the container can be connected
can be supplied with the required 380V voltage.

The system has been approved by Schenck and test protocols are available

On the following pages please find the specification for
1 Schenck balancing machine, type HM 40/HM 20
U/BU with measuring unit CAB 920 SmartTouch

We like to give you some technical comments to this balancing machine.
This machine exists in its basic version of a HM 40 U/BU. Additionally we are
offering a special pair of add. pedestals type HM 20 which can be easily
exchanged against the HM 40 pedestals. The HM 20 pedestals will enable you to
accommodate also small pump rotors into the machine.

The advantages are: only one machine base and end and belt drive with one
electrical control (space cost-saving)
The machine is installed in a open Top 20” Container as a safety enclosure.
(space and cost-saving)

The HM 40/20 U/BU covers a wide range of rotor types due to rotor weight,
dimension and balancing tolerances. This may also require fiexibility in
balancing speeds.

Therefore we have quoted the machine together with an electrical drive with
squirrel cage motor with frequency converter for variable speed.

The offered measuring unit CAB 920 is a computerized high-end unit and
especially developed to fulfil advanced balancing tasks. Data input is
extremely simple through the Easy Mode guiding the Operator perfectly.
Unbalance visualization is realized by big vector meter displays on a high
contrast TFT colour monitor with touch screen function. The integrated
Industrial PC runs the unique CAB 920 balancing software and provides access to
the balancing Data for direct printouts or via PC network. CAB 920 can be
adapted to specific needs by additional software packages.

For quick and accurate finding of the angular position of the measured
unbalance on the rotor by using the belt-drive the software extension angle
indexing is included in the delivery extent of both measuring units. When
reaching the correet unbalance angle it will be displayed on the measuring unit.

Due to the method of correction (grinding at a [arger surface area) the vector
indication is of advantage.

Machine mode: HM 40/20 U/BU
Year of manufacturing: 2012/2021
Manufacturing number: RPHF02I7
Item Extent of delivery
Pair Bearing Pedestals HM 40
Rotor weight for symmetric bad 3000 kg
for each bearing pedestal max. 1500 kg
Largest rotor diameter above machine bed 1600 mm
Distance between bearing centres (belt drive between pedestals) min. 155
mm
upward static bearing loads for counter bearing with roller 3000 N
Limit value of permanent calibration 710 x 1 0E6 kg/min

1.1 1 Pair of Roller Bearing lnserts HM 40
adjustable for journal bearing diameters

1.2 1 Pair of Roller Bearing Inserts HM 40
adjustable for journal bearing diameters
1.3 1 Pair Bearing Pedestals HM 20
Rotor weight for symmetric bad
for each bearing pedestal max.
Largest rotor diameter above machine bed
Distance between bearing centres (left drive between pedestals)
upward static bearing loads for counter bearing with roller
Limit value of permanent calibration

1 Pair of Roller Bearing lnserts
adjustable for journal bearing diameters 9-70 mm
1 Pair of Roller Bearing lnserts
adjustable for journal bearing diameters 70-140 mm
2 Set of counter bearings (Hold-down bracket)
The balancing machine is equipped for safety reasons with one set of counter
bearings size HM 40 and one set size HM 20 to absorb upward bearing loads. The
counter bearings are hinged and tHting out of the way for easy rotor loading
and unboading. Each set is consisting of:
- 1 x counter bearing with roh (negative bad bearing for overhanging rotors)
- 1 x counter bearing with sliding piece
1.7 2 Axial thrust stops mounted on machine base
Two axial thrust stops to be mounted on machine base for babancing big rotors
in overhanging position.
2 1 Machine Bed
with roller chain and two T-slots for moving the pedestals
easily along the machine base
bed Iength in total
consisting of 5.000 mm
1 x3000mm, 1 x2000mm

3 1 Measuring Unit
with: Operating System Windows 10 loT Enterprise 2016 LTSB
- Direct data input without keyboard via Touch-Screen-Display
- Easy Mode for simplified data input and display of results
- Indication of the result via big vectormeter and numerical displays
- Workshop tried and tested industrial PC
- Easy data export via front side USB
- Networking capability
- Optimized signal processing for high accuracy via Schenck MMD-digital filter
- Intelligent self-diagnostics of the measuring electronics
- Modular, service friendly System design
- Operation using Windows standard procedures
- Measurement of dynamic, static and couple unbalance
- Optimised menu functions
- Rotorfile Wizard
- Possibility to connect drawings or instructions to rotor files
- User level administration with individual profiles
- Numerous software modules available
- mcl. Software Tolerance Calculation to [SO 21940-11
- mcl. single, key- and index compensation
- mdl. measurement during run-up
- Advanced print S41245028 manager
- Log report in pdf format
- Archiving in measurement value database in MS-Excel compatible format
- User dialog can be selected between English/German

Measuring range
100 – 5000 rpm
Minimum achievable residual unbalance (Umar)
acc. ISO 2953 for each plane per kg rotor weight
with belt-drive 0.1 gmm/kg
with end-drive 0.5 gmm/kg
but for HM 20 pedestals not less than 0.8 gmm
but for HM 40 pedestals not less than 4.0 gmm
Value refers to the measuring speed of 1000 rpm
Unbalance reduction ratio (URR) up to 95%

3.1 1 Indexing manually
to exactly transfer the measured unbalance angle to the rotor (manual indexing).

3.2 1 Software Rotorspecific Calibration
Our optional Rotor Specific Calibration software allows a fine tuning of the
machine to compensate for balancing tooling whose dynamic stiffness is
insufficient. The Rotor Specific Calibration software will improve the ability
to transpose the bearing plane measurements to the correction planes (plane
separation). Rotor Specific Calibration should be used when a ]arge cross
effect is noted between correction planes separated by a small distance.
Rotor Specific Calibration is also useful when the result of rotor weight and
balance speed approaches or slightly exceeds the weight-speed squared (Wn2)
rating of the machine, or when the rotor deforms while balancing (e.g., fan
blades with variable pitch). Balancing machines employing offset roller
bearings, which significantly affect the stiffness of the support bearing
system, will also benefit from the employment of Rotor Specific Calibration.

4 1 End Drive U2
Drive power 7.5 kW
Balancing speed 1. gear 60 - 580 rpm
Balancing speed 2. gear 110- 1120 rpm
Drive shafts Drive Shaft 250 Nm , Drive Shaft 80 Nm

4.1 1 Rotor locking device - end drive

4.2 1 Belt drive BU 4/5
Drive power 7.5 kW
Belt driven diameter 20 - 600 mm
Balancing speeds based upon 100 mm belt driven diameter:
140- 1460 rpm, 200-2000 rpm, 350 - 3640 rpm

4.3 1 Rotor locking device - belt drive
5 1 Electrical drive and control
for variable balancing speed, consisting of:
control cabinet prepared for installation of the measuring unit with:
- frequency converter for speed setting range 1 : 10 and energetic
recovery system
- operation devices and contactors







The data for this ad was created with ModulMWS - the software solution of LogoTech oHG.

seller offer No. resale 2032-1731
Macchina in azione:
Seller-item-No.: 2032-1731
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