Product overviewDH-1816 horizontal CNC gun drilling machine for deep hole drilling, drilling range φ2–38 mm (option 50 mm) and maximum drilling depth 1600 mm. Designed for production of components requiring axial accuracy and controlled coolant circulation.
Standard specifications- Model: DH-1816
- Drilling diameter range: φ2–38 mm (option up to 50 mm)
- Max drilling depth: 1600 mm
- Worktable travel (X): 1800 mm
- Column travel (Y): 1200 mm
- Spindle box travel (Z): 1600 mm
- Spindle taper: OZ25
- Spindle max speed: 8000 rpm
- Rapid feed (X/Y/Z): 7.5/7.5/7.5 m/min
- Spindle motor power: 11/15 kW (Rated/Max)
- X/Y/Z feed motors: 5.5 / 3.6 / 2.3 kW
- Cooling oil pump power: 5.5/7.5 kW
- Circulating oil pump power: 3 kW
- Total machine power: 45 kW
- Worktable max loading: 15000 kg
- Worktable size: 1700 × 1000 mm
- Cooling cylinder capacity: 630 L
- Coolant pressure: 70 MPa; flow: 67 L/min
- Required space: 5000 × 4300 mm; Max height: 2800 mm; Machine weight: 16 t
- Gun drilling diameter accuracy: IT8–IT11; Hole roughness: Ra ≤ 3.2 μm
- Axis deflection: ≤0.45/1000 (S45#, φ10 mm)
- Positioning accuracy: 0.025 mm; Repositioning: 0.015 mm
Main configuration- NC controller: SYNTEC
- Spindle: HANYANG / OZ25
- Spindle frequency converter: MK
- Spindle servo motor: MK
- X/Y/Z servo motors: Maxsine
- X/Y/Z axis drivers: Maxsine
- Circulation cylinder: Acct.
- Screw rod: Nanjing GONGYI
- Bearings: NSK
- Linear guides: HIWIN / TBI
- Fully metal sheet cover: MTHY
Applications and advantages- Typical applications: hydraulic cylinders, shafts, valve bodies, mold components, aerospace and automotive parts
- Continuous coolant circulation and high-pressure supply support long deep-hole cycles and chip evacuation
- Large table load (15 t) and compact footprint for heavy fixtures and production lines
- Precision positioning and repeatability for batch production and repair operations
- Comprehensive drive and spindle configuration simplifies integration into automated workflows