Gear Hobbing Machine - Vertical

HÖFLER HF 900

Condition: used, Horizontal Gear Hobbing Machine WMW MODUL ZFWZ 1250/3 Year of manufacture: 1982 Control: conventional Country of origin: Germany 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 Iodpfx Aswxxxcod Deii Total power requirement: 5/19.5 kW

Condition: used, Year of construction: 1971, hobbing length 1750 mm milling width 260 mm 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 Iiedpfevu E Spsx Ad Dsi - 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 Height: 1800mm Isdpfowwtcmex Ad Dsii 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 Iedpfx Adsw Rnz No Doii 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 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 Iiedpfx Aewp S Thsd Dei 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 total connected load 30 kVa

Condition: excellent (used), Year of construction: 1998, functionality: fully functional, travel distance X-axis: 1,200 mm, travel distance Y-axis: 660 mm, spindle speed (max.): 80,000 rpm, CNC GE FANUC 16 - M GRINDING HEAD WORKING AREA: Grinding spindle speeds, continuously variable -With electric motors: rpm 4,500 – 80,000 -With air turbines: up to 100,000 and 160,000 rpm Grinding head rotation speed, continuously variable -With planetary movements: rpm 5 - 300 -With CN / C axis: rpm 0 – 20 Z travel speed -With Z stroke control, continuous variation: mm/min 0.5 – 14,000 -Max stroke frequency: Hz 5 Grinding spindle sleeve -Z stroke length, continuously variable: 170 mm -Z stroke length (manual service): 180 mm -Diameter: 100 mm -Weight compensation: pneumatic Radial increment of the grinding wheel, NC / U: 5.5 mm Capacity Cylindrical grinding (with Ø 100 mm wheel) -Without intermediate plate: Ø 230 mm -With intermediate plate: Ø 360 mm -Grinding length Z: 125 mm WORK FIELD: X axis travel (table slide): 1,200 mm Y axis travel (grinding head): 660 mm In the W axis (movable crosspiece): 635 mm FORWARD SPEED: In the X and Y axis (CNC command) Processing speed: mm/min 0 – 2,000 Rapid feed: mm/min 4,000 In the W axis: mm/min 800 ODDS DISPLAY: Iiedpfev Ay E Hex Ad Doi X and Y axis: 0.0001 mm Z axis: 0.001 mm C axis: mm 0.001° U axis: 0.0001 mm Point of origin: your choice TABLE: Useful table surface: 1,320 x 860 mm Allowed table load: 800 kg T-slot width: 14 mm Number of T-slots: 7 Distance between T-slots: 100 mm TOOL WAREHOUSE: No. of warehouse spaces: 8 Max grinding wheel diameter: 50 mm Maximum complete length of the grinding wheel: 135 mm Conical seat: HSK 25 Machine complete with: • Tank with paper filter • MSS Multi – Sensoric – System • Fire prevention system • Oil mist extractor (oil separator) • Instruction manuals and CE declaration

Condition: used, Year of construction: 1998, x-travel 6000 mm Iisdpfxsu I E Eme Ad Dei 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 weight of the machine ca. 150 t required space 16,8 x 10,3 x 7,9 m

Condition: reconditioned (used), Year of construction: 1997, functionality: fully functional, center height: 100 mm, grinding wheel diameter: 350 mm, workpiece weight between centers: 20,000 g, distance between centers: 400 mm, type of input current: three-phase, grinding wheel width: 30 mm, spindle speed (max.): 1,200 rpm, spindle speed (min.): 30 rpm, feed length Z-axis: 420 mm, grinding spindle motor power: 3,000 W, overall weight: 1,600 kg, year of last overhaul: 2025, input voltage: 400 V, Cylindrical grinder STUDER S 20 Favorit TECHNICAL CHARACTERISTICS: Year of manufacturing: 1997 Centre distance: 400 [mm] Height of centers: 100 [mm] Stroke Z axis: 420 [mm] Working feed Z axis: 100 - 3500 [mm/min] Orientation of table: 0 - 30 [°] Grinding spindle motor power: 3 [kW] Max. diameter grinding wheel: 350 [mm] Max. grinding wheel width: 30 [mm] Grinding wheel bore: 127 [mm] Workpiece spindle nose: W20 Workpiece spindle min. speed: 30 [rpm] Workpiece spindle max. speed: 1200 [rpm] Max. part weight in part holder headstock between centres: 20 [Kg] Workpiece swiveling range: 0 [°] / +90 [°] Workpiece spindle power: 0.5 [kW] Type of attachment tailstock: MT2 Tailstock quill stroke: 20 [mm] Supply voltage: 400 [V] Total power required: 8 [kVA] Machine dimensions: 2350 x 1480 [mm] Weight: 1600 [Kg] INCLUDED EQUIPMENT: x1 paper tape filtration device x1 SONY LH 31A 2 axis digital read out x1 WALDMANN LED lamp x1 internal grinding spindle type: 82060B / Speeds: 11,900 up to 28,400 [rpm] x1 SENSITRON contact indicator x1 grinding wheel balancing device x1 grinding wheel balancing arbor x1 three-jaw chuck FN Ø100 [mm] MT3 x1 magnetic chuck Ø160 [mm] MT3 x1 table-mounted wheel dresser x37 W20 collets x2 half-centres x2 full centres x1 blunt centre x1 pulley Ø105 [mm] for internal grinding spindle x2 external grinding wheel flanges x1 TYROLIT 494271 grinding wheel for external grinding operations Various internal grinding wheels x4 driving carriers Various miscellaneous Machine visible under power in our premises by appointment. Price on request, loading on truck included. Possibility of shipping Worldwide. The information on this page has been obtained by the best of our ability. Therefore, its accuracy can not be guaranteed. Ijdpfx Ajwt Tgwod Dsii Similar machine to Okamoto, ELB, GER, Tacchella, Karstens, Jones & Shipman, Jung, Favretto, Blohm. Internal and external grinding (ID/OD). Also see surface grinder, lathe, machining center, milling machine.

Condition: excellent (used), Year of construction: 1997, grinding diameter 80 - 250 mm Iodpfeu D I Tlox Ad Dsii grinding length 600 mm centre height 175 mm longitudinal feed 750 mm workpiece turning speeds 6 - 600 U/min grinding spindle speed 1500 - 3600 U/min cross movement - autom. and by hand 320 mm Control Kelco 80 total power requirement kW weight of the machine ca. 4,4 t dimensions of the machine ca. 3,1 x 2,1 x 2,0 m

Condition: used, grinding diameter 450 mm grinding length 1000 mm Isdpfxsuwv Hye Ad Dsii centre height 225 mm As the world’s leading company in Kellenberger overhaul and retrofit we are not only able to deliver machines in a quality similar to a new machine and with warranty, but we can also offer you the service for your machine will be delivered overhauled. Mechanical overhaul: • Overhaul of the entire machine according to Kellenberger measuring protocol • A new service-friendly cabin • Repainting Electrical overhaul: • New, modern CNC cylindrical grinding machine control system • New built up control cabinet • New drive technology • Exchange of all electric lines, Berus pressure switch, etc. • New absolute glas scales in X- and Z- axis • New absolute rotary encoder (for B-axis) Please remark that the pictures show an already delivered machine with other options. Wheelhead variant UR/RS: • Grinding wheel arrangement for external and angular plunge grinding in a row • Thus, in each case 400mm grinding wheel diameter • Thus, substantially lower risk of collision • Easier programming • Grinding wheel equipment in each case 400x63x127mm • HF-Spindle for internal grinding • B-axis CNC-controlled for external-, surface and internal grinding at one setting. • Swivel range +10°/-270° • C-axis for polygon grinding • Tight lower part • Grinding head motor 10,0 kW • Tailstock • Marposs measuring system for grinding wheel alignment • Marposs lateral positioning system