Gear Grinding Machine

REISHAUER RZ 820 CNC

Condition: used, Horizontal Gear Hobbing Machine WMW MODUL ZFWZ 1250/3 Year of manufacture: 1982 Control: conventional Country of origin: Germany Iedpfx Adowxxxce Dstp Max. gear diameter: 1250 mm Gear width: 600 mm Module – max.: 16 Module – min.: 2 Cutter diameter: 240 x 280 mm Table clamping surface: 1020 mm Speed range: 28 – 200 rpm Axial feeds: 0.28 – 8 mm/min Radial feeds: 0.1 – 2 mm/min Tangential feeds: 0.16 – 4 mm/min Swivel range of milling slide - L/R: +/- 45° Rapid traverse motor: 12.5 kW Voltage: 380 V Frequency: 50 Hz Total power requirement: 5/19.5 kW

Condition: used, Year of construction: 1980, max. wheel diameter 2500 mm gear width 1200 mm max. module 32 min. module 3 total power requirement 25 kW weight of the machine ca. 60 t dimensions of the machine ca. m Gear , min. / max. 180 / 2,500 mm Module 3 - 32 Helix angle, max. 10 - 35 ° Gear width for straight gears 1,200 mm Stroke length, approx. 100 - 1,200 mm No. of strokes 80 - 350 /min Stroke position adjustable 300 mm Stroke speed 4 - 40 mm Max. weight of workpiece, approx. 18,000 kg Min. / max. no. of teeth 16 / 576 Table size x bore 1,400 x 500 mm Grinding wheel Ø, approx. 500 mm Grinding wheel peripheral speed 34 m/s Total electrical load, approx. 45 kW - 380 V - 50 Hz Weight of machine, approx. 60,000 kg Accessories / Special Features: * Hydrostatic guides in grinding slide, table and in all other guideways. * Completely covered working area with sliding doors. * Automatic grinding process for various cycles, with settings for roughing, finishing, fine finishing and automatic dressing cycle after preset number of teeth. * Profile correction is possible via appropriate dressing, as well as additional movement of grinding slide (depth and width crowning). * Approx. 50 change gears. * Grinding slideTilt display device. * Large coolant device with band filter and oil mist exhaust. * Separate switch cabinet. * Separate hydraulic unit. * Separate oil cooling unit. Condition : Very good. Machine can soon be inspected in our showrooms. It is not under power at present. Itodst Hwqqopfx Ad Djp Delivery : Ex stock, as inspected. Payment : Net, after conclusion of contract. The machine comes directly from a first class gear factory, where it was grinding Quality 5 - 6. Grinding diagrams are available. This type and quality of machine is rarely available. Thank you for your interest. We always have a good selection of gear machines available. Please let us know what you need.

Condition: used, Year of construction: 1971, hobbing length 1750 mm milling width 260 mm Isdpfsvu E Spex Ad Dotp max. module 10 mm table size incl. water gutter 460 x 2100 mm table clamping surface: 250 x 1850 mm cutter width - max. 100 mm feed of the milling slide, stepless 0 - 500 mm/min. rapid traverse feeds 3000 mm/min milling head -swivable +/- 30 ° Rotation speed range of milling head, in 9 steps 29 - 178 rpm Milling head swivable 2 sides helical gearcutting 30 ° weight of the machine ca. 4 t dimensions of the machine ca. 4 x 1,85 x 1,85 m Equipment/accessories - 7 vices - change wheels - Clamping devices - Documentation

Condition: good (used), turning diameter over bed slide: 1,250 mm, turning length: 8,000 mm, workpiece weight (max.): 12,500 kg, DBC Turning Length: 8000mm Swing over bed Ø: 1280mm Swing over cross slide Ø:1000mm Length: 12500mm Width: 2100mm Ijdpfx Adewwtcmo Detp Height: 1800mm Weight: 35000kg

Condition: ready for operation (used), Year of construction: 1986, overall weight: 4,700 kg, Equipment: documentation/manual, type plate available, Kesel Rack Milling Machine Type L79/2100 with Milling Head Type F55 Year: 1986 Machine No.: 3031 Infinitely variable milling head speed: 0-210 rpm, drive power: 18.5 kW Max. module: 12, max. cutter diameter: 250 mm Clamping/milling length (X-axis): 2100 mm, helix angle: ±30°, cutter feed travel (Z-axis): 370 mm, infeed (Y-axis): 250 mm, milling head swivel: ±30°, max. workpiece width (machining width): 280 mm Milling feed: 10-350 mm/min, rapid return: 5,000 mm/min, table feed max. 3,000 mm/min Cam control, second increased feed rate via cam, hydraulic clamping device with 10 clamping jaws, max. clamping force: 7,500 daN, hydraulic clamping stroke: 7 mm, clamping width: 190 mm Coolant unit with permanent magnet chip conveyor Heidenhain 2-axis position measuring system Machine weight approx. 4,700 kg Milling machine – Milling length 2100 mm with F55 milling head Infinitely adjustable from 0 – 210 min⁻¹ Drive power 18.5 kW Feed rate max. 500 mm/min, specially controlled via cam for skip feed with 2 shafts – second feed speed Magnetic chip conveyor with chip container and coolant system Hydraulic clamping device with special clamping bars for clamping 2 shafts Milling head with 9-step gear for cutter speeds from 44-296 min⁻¹ Isdpjw Rnz Nsfx Ad Dotp Height-adjustable and swiveling milling head Table guide with steel telescopic cover Automatic hydraulic table clamping Coolant system with chip collection trays Central lubrication system for supplying oil to guides, spindles, and bearing point. Automatic with adjustable timer Digital display for X and Y axes Hydraulic clamping for Y-gib Swiveling control panel Swiveling feed slide for helical gearing 30° left/right Heidenhain TNC151 path control Length measuring systems – milling head clamping is hydraulic Inspection under power is possible by appointment. All technical data subject to errors and omissions. Price on request Sale exclusively to EU countries.

Condition: used, Year of construction: 2001, tip circle diameter 1000 mm root circle diameter 50 mm max. module 18 mm min. module 1 mm max. wheel diameter 1000 mm gear width 630 mm Profile height max. 41 mm helical angle (left/right) max. 45 ° table diameter 720 mm max. table load 1500 kg grinding wheel diam. min/max. 180 / 400 mm grinding wheel width 60 (45/30) mm grinding spindle speed 0 - 3100 U/min Iedswp S Thepfx Ad Dstp total connected load 30 kVa

Condition: used, Year of construction: 1998, x-travel 6000 mm y-travel 4000 mm z-travel 1250 mm w-axis 1500 mm Control Fidia max. workpiece weight 60000 kg Control unit for tool magazine/tool changer Siemens turning speeds 6,3 - 4000 U/min surface area 2500 x 4500 mm 48 St. tool taper SK50 daylight between the side columns 3700 mm rapid traverse 30000 m/min total power requirement 63 kW Iedpou I E Emjfx Ad Detp weight of the machine ca. 150 t required space 16,8 x 10,3 x 7,9 m

Condition: used, Year of construction: 2008, max. wheel diameter 900 mm gear width 450 mm max. module 10 min. module 1 min. number of teeth 8 milling cutter dia. x width 192 x 215 mm distance table / middle of spindle 910 / 630 mm distance bet. workpiece spdl. ctr-milling sp. 50 / 550 shifting 200 mm swivelling of milling head 240 Grad table diameter 700 mm table bore diameter 160 mm milling head speed 25 - 160 U/min total power requirement 21 kW change gears, arbors, shifting, 2-cut circle, chip conveyor, outer steady Itodpewzmp Usfx Ad Dop # with crowning device # in excellent working condition

Condition: used, Year of construction: 2008, tip circle diameter 650/800 mm workpiece length - max. 1100 mm max. module 20 (25) mm min. module 0,5 mm control Siemens Sinumerik 840 D Itjdsw Rrbyepfx Ad Djp total connected load 62 kVA helical angle -45 / + 120 ° weight of the machine ca. 10 t

Year of construction: 2014, condition: ready for operation (used), A defective CNC precision surface and profile grinding machine ABA is available. Grinding length: 2500mm, grinding width: 1020mm, cross travel: 920mm, cross feed intermittent: 750mm/pulse, cross feed continuous: 5000mm/min, table spindle center distance: 1100mm, magnetic plate dimensions X/Y: 2500mm/1000mm, max. table load: 5000kg, table speed: 60m/min, spindle power: 26kW, grinding wheel dimensions X/Y/Z: 500mm/100mm/203mm, grinding wheel rotation speed: 35m/s. Machine dimensions X/Y/Z: approx. 8000mm/4000mm/3150mm, weight: approx. 20000kg, control: Siemens Sinumerik 840 D-Solutionline, operating hours: approx. 1000h, cycle time: approx. 400h. Including cooling unit Hyfra sigma 13-S, year of manufacture: 2014. The linear drive of the X-axis is defective and has been dismantled. Documentation available. On-site inspection is possible. Iodpfx Aewi Tpked Dstp