Case studies
Automatic machine for hardening of slewing bearing and tooth gear
Technical requirements
- Hardening of internal/external raceway.
- Hardening of double raceway.
- Hardening of internal/external tooth gear.
- No load/unload waste lost.
- Low adaptive operation to pass from slewing bearing to tooth gear.
- Low setup time machine.
- Automatic inductor cleaning procedure.
- Hardening control process parameters.
Product
- Slewing bearing with diameter from 300 to 1500 mm.
- Raceway diameter up to 40 mm.
- Tooth height up to 150 mm.
Solution
MTR1500_4ac_2P machine description:
- Double hardening station, each with automatic self centring chuck.
- Automatic self centring inductor-raceway.
- Automatic tuning for constant air gap inductor-raceway.
- Automatic self centring inductor-tooth.
- Automatic cycle for double hardening raceway.
- Automatic “recovery” cycle for tooth by tooth hardening.
- Circular scanner hardening process for raceway.
- Vertical scanner hardening process for tooth.
- Hardening power unit 150 kW – 10 – 15 kHz.
- Station for automatic cleaning of inductor.
- No lost time for load/unload operation.
- Complete control parameter integrated for both hardening process.
- Setup up time: 15 minutes.