| WMW Gear Hobbing Machines | WMW GHM 800 | WMW GHM 1000 | WMW GHM 1500 | WMW GHM 2000 | WMW GHM 2500 |
|---|---|---|---|---|---|
| Max. workpiece diameter [mm] | 800 | 1 000 | 1 500 | 2 000 | 2 500 |
| Max. nominal module for steel [mm] | 20 / 24 | 20 / 24 | 20 / 24 | 20 / 24 | 24 / 30 |
| Max. Hob slide travel [mm] | 1 000 / 1 400 | 1 000 / 1 400 | 1 000 / 1 400 | 1 000 / 1 400 | 1 200 / 1 500 / 1 800 |
| Table diameter [mm] | 630 | 900 | 1 200 | 1 500 | 1 500 / 2 000 |
| Table speed [rpm] | 25 / 50 | 25 / 50 | 10 | 10 | 7 / 5 |
| Centre distance cutter/table | |||||
| [min.mm] | 0 | 0 | 100 | 100 | 150 |
| [max.mm] | 600 | 700 | 1 050 | 1 150 | 1450 |
| Hob head swivel angle [degrees] | ± 35 | ± 35 | ± 35 | ± 35 | ± 45 |
| Hob arbor mounting | SK 50 | SK 50 | SK 50 | SK 50 | SK 50 |
| Max. shift/tangential travel [mm] | 320 | 320 | 320 | 320 | 300 |
| Max. hob diameter [mm] | 315 / 450 | 315 / 450 | 315 / 450 | 315 / 450 | 320 |
| Max. hob length [mm] | 430 / 605 | 430 / 605 | 430 / 605 | 430 / 605 | 440 |
| Cutter speeds [rpm] | 275 / 360 / 450 / 600 | 275 / 360 / 450 / 600 | 275 / 360 / 450 / 600 | 275 / 360 / 450 / 600 | 275 / 360 / 450 / 600 |
| Drive power – cutter spindle [kW] | 30 / 45 | 30 / 45 | 30 / 45 | 30 / 45 | 53 |
| Total connected power [kVA] | 80 | 80 | 80 | 80 | 125 |
| GENERAL INFORMATION | |
|---|---|
| Manufacturer | WMW ROMANIA |
| Model | GHM 2500 |
| Year of construction | 2025 |
| Condition | New |
| Functionality | Fully functional |
| Operating hours | 60 h |
| TECHNICAL DETAILS | |
| Workpiece weight (max.) | 40,000 kg |
| Wheel width | 3,700 mm |
| Feed length X-axis | 2,000 mm |
| Feed length Y-axis | 1,300 mm |
| Feed length Z-axis | 500 mm |
| Rotary table diameter | 3,700 mm |
| Position of the milling head | 0.025 |
| Table diameter | 2,000 mm |
| Feed rate X-axis | 10 m/min |
| Feed rate Y-axis | 10 m/min |
| Feed rate Z-axis | 6 m/min |
| Total length | 12,000 mm |
| Gear diameter | 400 mm |
| Total height | 5,000 mm |
| Total width | 4,000 mm |
| Equipment | CE marking, documentation/manual, rotational speed infinitely variable |
| MACHINE DESCRIPTION | |
| The GHM 2500 CNC gearing milling machine is designed for processing toothed wheels and toothed crowns by milling.
The machine is equipped with:
The machine consists of:
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| AXIS CONFIGURATION | |
| X Axis | Longitudinal / radial movement towards workpiece |
| Y Axis | Vertical movement of gearing head |
| Z Axis | Tangential movement of gearing head |
| Axis B | Inclination ±45° of gearing head |
| Axis C | Rotation of main gearing head axis |
| MAIN COMPONENTS | |
| External Gearing Head | GG300 gray cast iron housing. Includes Y-axis guides, main tool actuation mechanisms, horizontal movement system and tilting system. Equipped with 55 kW motor, ZF angular reducer and gearing shaft. |
| Internal Gearing Head | GG300 gray cast iron housing with Y-axis guides and internal actuation systems. Equipped with 55 kW motor, ZF angular reducer and gearing shaft. |
| Quill | Used for fixing large parts with vertical displacement stroke |
| X Axis Drive | Servo motor 30 Nm / 3000 rpm, Gressner worm reducer, ball screw Ø80×10 (IT3) |
| Y Axis Drive | Servo motor 30 Nm / 3000 rpm, Gressner worm reducer, ball screw Ø80×10 (IT3) |
| C Axis (Table Rotation) | 2x servo motor 50 Nm / 2000 rpm, Gressner reducer, duplex worm system |
| B Axis (Head Tilt) | Servo motor 20 Nm / 3000 rpm, Gressner reducer, worm gear system |
| Z Axis Drive | Servo motor 20 Nm / 3000 rpm, Alpha Getriebe planetary reducer, ball screw Ø63×10 (IT3) |
| X1 Auxiliary Axis | Servo motor 20 Nm / 2000 rpm, Alpha Getriebe reducer, ball screw Ø63×10 (IT5) |
