Gear grinding machine

Niles ZSTZ 630 C3

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. Duodpfx Ahswi Tpks Ssl

Condition: ready for operation (used), Specifications Manufacturer NILES Model ZSTZ 08 CNC Condition Used Stock Number in fabbrica Max diameter 800 mm Dodpfowgnmfsx Ah Soul Max module 14 Min-max number of teeth 5-315 Machine weight 14500 kg Machine dimensions 6000x3500x2800 mm min-max grinding wheel revolution 100-1250 rpm Description Equipped with New electrical system

Condition: as good as new (ex-display), Year of construction: 2025, Centre height: 181 mm Dodpfotqf Rzex Ah Soul Centre distance: 1000 mm Maximum grindable workpiece diameter: 360 mm Max load cantilevered: 1000 N (100 kg) Max load between centres: 3000 N (300 kg) Z-axis: Table swivel angle: 10° Table drive, hydraulic: 0–4 m/min X-axis: Cross slide travel: 80 mm Rapid traverse (hydraulic): 50 mm Coarse adjustment – air cushion: 280 mm Infeed drive by DC motor Rapid infeed speed: 48 mm/min/Ø Infeed cycle: Plunge grinding / Longitudinal grinding 4 preselectable speeds: mm/min/Ø: 0.01–48 4 preselectable infeed increments: mm: 0.001–0.1 Automatic shut-off during stop-grinding: 0–99 s or 0–99 strokes Stepwise infeed: mm/Ø: 0.001 Grinding headstock universal, swivelling: 0–180° Grinding wheel (OD): D x width x bore: 500 x 100 x 127 mm or 203.2 mm Grinding wheel (face, option) D: 250 x 32 x 76.2 mm Grinding wheel (ID, option) D: 2–250 mm Drive power, external/face: 5.5 (7.5) kW Drive power, internal: 2.2 kW Peripheral speed, external: 35 (50) m/s Grinding wheel wear (OD): mm/Ø: 160 Guard width: 100 mm Grinding spindle diameter: 60 mm Internal spindle mounting: 80 (100) mm Workpiece headstock: Infinitely variable drive: MK 4, 1/min: 30–270 / 50–450 Workpiece spindle lockable Spindle mounting: MK 4/24 mm Spindle nose for flange attachment: MK 4, cylindrical Ø63H6 x 6 mm Headstock swivels on rotating part: 0–90° Tailstock: Quill mounting / Quill diameter: MK 4, 750 mm Quill stroke: 45 mm Quill force, N: 100–800 / 250–1400 adjustable Quill operation: manual (foot switch) Quill fine adjustment: ±40 μm Connections: Total machine connected load: 6.5–10 kW Grinding headstock: 5.5 (7.5) kW Workpiece headstock: 0.55 (1.1) kW Coolant filtration: 0.75–2.2 kW Lubrication pump – guideways: 0.1 kW Hydraulic pump: 1.5 kW Hydraulic tank: 80 l Pneumatics: 6 bar Comparable to: Weiss / EMAG / GP cylindrical grinders / Studer / Kellenberger / Schaudt / Tschudin / Tacchella / Dannobat

Condition: ready for operation (used), Year of construction: 1995, functionality: fully functional, machine/vehicle number: 4304, rotary table diameter: 600 mm, grinding height: 450 mm, overall weight: 14,500 kg, Machine is equipped with 3 spindles, surface grinding, external grinding, bore grinding Turret head B-axis with 1° division Dusdpfxjvt A Rts Ah Sol Belt filter system included

Year of construction: 1987, condition: ready for operation (used), Workpiece diameter: 10-350mm, max. grinding length: 660mm, clamping length: 1055mm, max. module: 25mm, swivel angle: +/-60°, grinding wheel dimensions: 300-500x100mm, with Faudi cooling lubricant belt filter and Elbaron oil mist separator. No longer fit for operation and can only be used as a basis for a complete overhaul. Dedpfx Aorgah Hsh Ssul

Condition: good (used), Year of construction: 2007, Height of points 150 mm Distance between points 1000 mm Grinding wheel dimensions (h x id x w) Ø400xØ127x50mm Internal head 4 pcs Center height 150mm Max. workpiece weight 80Kg X-axis travel (transverse) 350mm X axis speed 10 meters per minute Z axis travel (longitudinal) 1000mm Z-axis speed 12 meters per minute Z-axis resolution 0.00004" B-axis turning range 210° B-axis resolution 0.00004 B-axis resolution 0.0001° B-axis resolution 0.0001 Drive capacity 10 HP Grinding wheel diameter 400mm Max. width Grinding wheel width 63mm Spindle Speed Range 0-1000 RPM Spindle turning range 0° - 90° Tailstock stroke 30mm Tailstock stroke 30mm Duedjrakimjpfx Ah Sol Equipped with Fanuc 21i-TB CNC Control Dimensions 3350x 2130x 2130 Weight 4535Kg Accessories: Steady rests, magnetic chuck, 3-jaw chuck, balancer, sensitron 6, coolant with paper and magnetic filter, fume extractor, etc.

Condition: used, Year of construction: 1975, max. wheel diameter 160 - 1.600 mm gear width 250 mm max. module 20 min. module 1,5 total power requirement 1 kW weight of the machine ca. 3 t dimensions of the machine ca. m Duedpfx Ahjt Hwpts Sjl