BACK TAPER ROLLS / BACK TAPER ROLLING

PROFIROLL TECHNOLOGIES GmbH PRI 120 CNC/AC

Condition: good (used), Year of construction: 1984, Grinding wheelhead: - motor power : 2,2 kW - spindle speeds : 1 000 - 8 000 rpm - spindle inclination (A-axis): -10° up to +27° - setting accuracy 1 min - height adjustment (Y axis) : 130 mm - stroke range (X axis) : 220 mm - oscillation stroke, steplessly adjustable during oscillation : 0-30 mm - oscillation frequency : 30/60 1/min Workhead: - radius setting (Z axis) : 0.01-50 mm - setting accuracy: 0,01 mm - retraction of slide from the grinding to the measuring position : max. 49 mm Prjdpfx Aovmpaboiroc - cross table, clamping surface : 155 x 205 mm - travel X - Y : each 60 mm - maximum swivelling angle (B axis): 260° - supply voltage : 380 V - weight : 1200 kg Accessories/options: - grinding pressure variable - projector fixed in measuring position - 1 cabinet with accessories - different grinding wheels, flanges - coolant tank - documentation Under power in our warehouse.

Condition: good (used), Year of construction: 2013, control Siemens 840D sl turning length 2000 mm turning speeds max. 3100 1/min Torque 1200 Nm diameter of quill 140 mm quill power 5-30 kN total power requirement 125 kW weight of the machine ca. 20 t The machine can still be inspected under power at the seller's factory. It is in good condition, the precision of the turning operation is very good. The milling drive is not functional. An offer from Niles for the repair of the milling drive is available on request. Hydraulic steady rest included. Technical details: Turning length 2000 mm Control Siemens 840 D sl Main spindle: Speed max.3800 1/min Main spindle: Torque max. 1200 Nm Pinole diameter 140 mm Center point MK6 Quill force 5 - 30 kN Feed speed Z-axis mm/min Rapid traverse Z-axis 40 m/min Feed rate X-axis - mm/min Rapid traverse X-axis 25 m/min Predev Nw Npjpfx Airoc Total power requirement 125 kW Machine weight approx. 20 tons

Condition: good (used), workpiece diameter between centers: 2,286 mm, The No. 61 Angular Hypoid Tester is designed to test large bevel and hypoid gears up to 90" diameter and with shaft angles from 0 - 135 degrees. Spur, helical and internal gears can also be accommodated. The drive or pinion spindle can be rotated in either direction at a recommended spindle speed of 600 RPM. It is mounted in a head which is vertically adjustable on a column, so that the spindle can be offset either above or below the center line of the gear spindle for testing hypoid gears. The pinion head column is adjustable angularly in a horizontal plane to permit testing of gears of any shaft angle from 0 - 135 degrees. Specifications: Prjdpfortrzdex Airec Centerline of Drive Spindle to Nose of Brake Spindle (90 degrees shaft angle and without face plate): 38-1/2" Max. / 7-5/8" Min. Centerline of Brake Spindle to Nose of Drive Spindle (90 degrees shaft angle and without face plate): 60" Max. / 10" Min. Centerline of Brake Spindle to Nose of Drive Spindle (90 degrees shaft angle and with 54" face plate): 60" Max. / 28" Min. Centerline of Brake Spindle to Centerline of Drive Spindle (For Spur Gears): 56" Max. / 6" Min. Distance Between Nose of Brake Spindle and Nose of Drive Spindle (for spur gears): 36-1/2" Max. / 0" Min. Offset of Drive Spindle Either Above or Below Centerline of Brake Spindle: 10" Range of Shaft Angles: 0 - 360 Degrees Maximum Diameter of Gear: 90" Diameter of Face Plate: 54" Outboard Bearing: 3" Diameter Hole Spindles: RPM of Drive Spindle Pulley Set No. 1: 100 - 400 RPM of Drive Spindle Pulley Set No. 2: 250 - 600 Diameter of Taper Hole (large end): 6" Taper Per Foot: 3/4" Depth of Taper: 8" Hole Through Spindle: 5-1/2" Net Weight of Machine: 20,000# Net Weight of Machine W/Outboard Support and Bed Plate: 24,000#

Condition: excellent (used), Year of construction: 1983, functionality: fully functional, Max diam 750mm, Z axial travel 900mm, X Radial travel 380mm, table 630mm, CNC Siemens 802D in Z and X. Weight ca 14.000kg Prodozbt Iispfx Airjc

Condition: used, Year of construction: 2009, Technical details: rotor dia: 30-500 mm Prsdpfx Aisv Hrp Eerec hobbing length: 500-1000 mm total power requirement: 80 kW weight of the machine ca.: 15 t dimensions of the machine ca.: 3,6 x 2,5 x 3,0 m max. module: 8 Max. module Et milling = 12 Max. module hobbing = 12 Max. axial travel = 110 to 1100mm Max. cutter speed = 300rpm Max. cutter displacement tangential = -350 to -55mm Max. table speed = 100rpm Table drive: torque motor Filter system: chip conveyor is for magnetic materials, belt filter is for all suspended matter that floats in the oil Including milling mandrel *

Condition: defective spare-parts repository (used), Year of construction: 2001, functionality: not functional, Unfortunately, the machine is not functional due to an electrical problem. Mechanically, everything is in order. The machine has two external grinding wheels and one internal grinding attachment. The B-axis has a 2.5-degree gear. Prodpfx Aez Ikz Njiroc

Condition: good (used), Year of construction: 2006, functionality: fully functional, PRAWEMA 2005 204 HS-W Pjdpfjvm Efasx Airorc PRAWEMA 2006 SYNCHROFINE 205 HS

Condition: refurbished (used), Year of construction: 2009, functionality: fully functional, rotary table diameter: 900 mm, position of the milling head: Schwenkbar (35°), table diameter: 900 mm, total length: 6,000 mm, gear diameter: 1,200 mm, total height: 3,500 mm, total width: 3,900 mm, input frequency: 50 Hz, type of input current: three-phase, spindle speed (max.): 360 rpm, spindle speed (min.): 36 rpm, travel distance X-axis: 725 mm, travel distance Y-axis: 320 mm, travel distance Z-axis: 1,000 mm, overall weight: 24,000 kg, distance table to spindle center: 780 mm, tool diameter: 280 mm, controller manufacturer: LH90, control type: CNC control, Equipment: documentation/manual, rotational speed infinitely variable, A young Liebherr LC 1203 from the current LC generation: manufactured in 2009, with a motor milling spindle, capable of processing workpieces up to 1200 mm in diameter and weighing 9.5 tons, module 20 – the machine for large gears in gearbox manufacturing, wind power, mining, and heavy machinery construction. Serwema Retrofit Solutions, Chemnitz, optionally upgrades the machine to Siemens Sinumerik ONE, the latest control generation with full spare parts and support availability, and delivers it with a new, air-conditioned control cabinet manufactured in-house and a user-friendly interface. The mechanics remain in the well-maintained original condition with the original paint – a Liebherr from 2009 does not need a general overhaul, but a control system that will last for the next 20 years. Delivery time is six months from order. Pjdpfxsz E Hx Se Airjrc The machine mills spur and helical gears, as well as shafts up to module 20, in a reinforced version up to module 24, starting from a tooth count of 1 – including worm gears and special profiles. With 1000 mm of axial travel between the milling spindle axis and the table surface, long pinion shafts are securely clamped, and the 900 mm table supports 95 kN. The motor milling spindle rotates from 36 to 360 rpm, the milling head swivels by ±35°, and the tangential travel of 320 mm utilizes the full milling cutter length of 340 mm for long service life. Technical data: max. workpiece diameter 1200 mm, max. workpiece weight approx. 9.5 tons (table load 95 kN), table diameter 900 mm, distance between milling spindle axis and table axis 55–780 mm, distance between milling spindle axis and table surface 200–1200 mm, max. module 20/24, min. number of teeth 1, max. milling cutter diameter 280 mm, max. milling cutter length 340 mm, tangential travel 320 mm, milling cutter speed 36–360 rpm, max. table speed 12 rpm, swivel angle ±35°. Installation dimensions approx. 6.0 × 3.9 × 3.5 m, weight approx. 24 tons. Scope of delivery: optionally, a new Siemens Sinumerik ONE control system with Sinamics S120 drives, air-conditioned control cabinet manufactured in-house, user-friendly interface with Serwema gear cutting software, machine enclosure, magnetic chip conveyor, circulating and loss lubrication, hydraulic unit, coolant system, operating manual. Original color scheme. Acceptance in Chemnitz together with you; a mechanical overhaul or geometry inspection according to DIN is offered additionally upon request.

Condition: good (used), Year of construction: 2010, functionality: fully functional, machine/vehicle number: 06-13795, Technical characteristics: Work Area: - Elevation: 160 mm - Minimum center distance between table axis and spindle: -30 mm - Maximum center distance between table axis and spindle: +150 mm - Minimum distance between table surface and cutter spindle: 275 mm - Maximum distance between table surface and cutter spindle: 345 mm - Manual transverse displacement of the column: ±20 mm - External diameter: 250 mm - Bore diameter: 100 H7 mm Workpiece: - Maximum nominal module (in steel with tensile strength approx. 600 N/mm²): 3 mm - Minimum pitch diameter (internal gearing): 60 + d0s mm - Maximum external diameter (internal gearing): 280 mm - Maximum width of the toothed band: 42 mm - Maximum stroke length for tooth cutting: 50 mm - Maximum spindle travel: 70 mm Load Capacity: - Maximum table load (including fixtures): 150 kg - Maximum force exerted by the tailstock: 1,500 kg - Maximum achievable helix angle (hydrostatic guide): ~45° Cutter Spindle: - External diameter: 85 mm - Cutter holder bore: 45 H3 mm Electrical Equipment: - Operating voltage: 400 - 480 V - Control voltage: 24 V - Magnetic voltage: 24 V - Cable cross-section: 16 mm² - Connected power: 15 kW - Protection: 50 A Pedpfxoxwlmus Airorc Dimensions: - Overall dimensions: Length = 2980 mm, Width = 1650 mm, Height = 2165 mm - Weight: 5700 kg Main Features and Capabilities: - Vertical design: Optimal chip evacuation and easy loading/unloading - CNC control: Siemens Sinumerik 810D/840D - High precision: Positioning accuracy via Heidenhain linear scales - Measuring system: Marposs T25 (for angular alignment or rotation zero-point definition) - Oil filtration and cooling system - Magnetic chip extraction conveyor Machine status: Operational (WORKING)

Condition: refurbished (used), Year of construction: 2023, operating hours: 3,000 h, functionality: fully functional, center height: 180 mm, workpiece weight (max.): 200 kg, grinding length: 1,000 mm, center width: 1,000 mm, grinding wheel diameter: 500 mm, total width: 2,600 mm, total length: 4,700 mm, total height: 2,200 mm, grinding diameter: 300 mm, workpiece weight between centers: 2,00,000 g, type of input current: three-phase, workpiece diameter between centers: 300 mm, workpiece length between centers: 1,000 mm, grinding wheel width: 100 mm, spindle speed (max.): 1,200 rpm, spindle speed (min.): 10 rpm, feed length X-axis: 320 mm, feed length Z-axis: 1,100 mm, feed rate X-axis: 1,000 m/min, feed rate Y-axis: 1,500 m/min, grinding spindle speed: 1,700 rpm, overall weight: 7,500 kg, pivoting range: 30 °, warranty duration: 12 months, year of last overhaul: 2023, input frequency: 50 Hz, rapid traverse X-axis: 1,000 m/min, rapid traverse Z-axis: 1,500 m/min, input voltage: 400 V, Schaudt PF43 U1000, manufactured in 1994, retrofitted (premium refurbished) by GSN in 2023. Siemens Sinumerik 840 D SL control system. Low operating hours, approximately 3000 hours since the retrofit. MK4 workpiece spindle, MK4 tailstock. Grinding travel: 300mm Workpiece length, including clamping devices, at maximum grinding travel: 450mm Grinding wheel dimensions: 500x100mm Bore diameter: 203.2mm Podszcfnqjpfx Airjrc Controlled workpiece circumferential speed (WUG) SUG external cylindrical grinding spindle: 45m/s Freely positionable, automatic B-axis Machine with new, fully enclosed splash guard GSN measuring head Diatronic 22 including C2 and W axes/turret Touch probe sensor with hydrophone (water jet) including collision monitoring Tailstock retrofitted with automatic cylinder error compensation Clamping/unclamping adjustable via hydraulic clamping device Upgrade to a 15" screen on the control panel NEW PRICE GROSS 2023: €407,432.20 plus additional tools, etc.